Tag
Hash :
4e15c849
Author :
Date :
1997-04-28T01:29:32
run automake once per directory when making distribution
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#!@PERL@
# -*- perl -*-
# @configure_input@
eval 'exec @PERL@ -S $0 ${1+"$@"}'
if 0;
# automake - create Makefile.in from Makefile.am
# Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
# Originally written by David Mackenzie <djm@gnu.ai.mit.edu>.
# Perl reimplementation by Tom Tromey <tromey@cygnus.com>.
# Parameters set by configure. Not to be changed. NOTE: assign
# VERSION as string so that eg version 0.30 will print correctly.
$VERSION = "@VERSION@";
$PACKAGE = "@PACKAGE@";
$prefix = "@prefix@";
$am_dir = "@datadir@/@PACKAGE@";
$TAR = "@TAR@";
# String constants.
$IGNORE_PATTERN = "^##([^#].*)?\$";
$WHITE_PATTERN = "^[ \t]*\$";
$COMMENT_PATTERN = "^#";
$RULE_PATTERN = "^([\$a-zA-Z_.][-.a-zA-Z0-9_(){}/]*) *:([^=].*|)\$";
$MACRO_PATTERN = "^([A-Za-z][A-Za-z0-9_]*)[ \t]*:?=[ \t]*(.*)\$";
$BOGUS_MACRO_PATTERN = "^([^ \t]*)[ \t]*:?=[ \t]*(.*)\$";
$GNITS_VERSION_PATTERN = "[0-9]+\\.[0-9]+([a-z]|\\.[0-9]+)?";
# Some regular expressions. One reason to put them here is that it
# makes indentation work better in Emacs.
$AC_CONFIG_AUX_DIR_PATTERN = "AC_CONFIG_AUX_DIR\\(([^)]+)\\)";
$AM_INIT_AUTOMAKE_PATTERN = "AM_INIT_AUTOMAKE\\([^,]*,([^,)]+)[,)]";
$AM_PACKAGE_VERSION_PATTERN = "^\\s*\\[?([^]\\s]+)\\]?\\s*\$";
# Note that there is no AC_PATH_TOOL. But we don't really care.
$AC_CHECK_PATTERN = "AC_(CHECK|PATH)_(PROG|PROGS|TOOL)\\(\\[?(\\w+)";
$AM_MISSING_PATTERN = "AM_MISSING_PROG\\(\\[?(\\w+)";
# Just check for alphanumeric in AC_SUBST. If you do AC_SUBST(5),
# then too bad.
$AC_SUBST_PATTERN = "AC_SUBST\\(\\[?(\\w+)";
# Constants to define the "strictness" level.
$FOREIGN = 0;
$GNU = 1;
$GNITS = 2;
# Variables global to entire run.
# TRUE if we should always generate Makefile.in.
$force_generation = 1;
# Strictness level as set on command line.
$default_strictness = $GNU;
# Name of strictness level, as set on command line.
$default_strictness_name = 'gnu';
# This is TRUE if GNU make specific automatic dependency generation
# code should be included in generated Makefile.in.
$cmdline_use_dependencies = 1;
# TRUE if in verbose mode.
$verbose = 0;
# This holds our (eventual) exit status. We don't actually exit until
# we have processed all input files.
$exit_status = 0;
# From the Perl manual.
$symlink_exists = (eval 'symlink ("", "");', $@ eq '');
# TRUE if missing standard files should be installed.
$add_missing = 0;
# Files found by scanning configure.in for LIBOBJS.
%libsources = ();
# True if AM_C_PROTOTYPES appears in configure.in.
$am_c_prototypes = 0;
# Names used in AC_CONFIG_HEADER call. @config_fullnames holds the
# name which appears in AC_CONFIG_HEADER, colon and all.
# @config_names holds the file names. @config_headers holds the '.in'
# files. Ordinarily these are similar, but they can be different if
# the weird "NAME:FILE" syntax is used.
@config_fullnames = ();
@config_names = ();
@config_headers = ();
# Line number at which AC_CONFIG_HEADER appears in configure.in.
$config_header_line = 0;
# Directory where output files go. Actually, output files are
# relative to this directory.
$output_directory = '.';
# Relative location of top build directory.
$top_builddir = '';
# Absolute location of top build directory.
$build_directory = '';
# Name of srcdir as given in build directory's Makefile. For
# dependencies only.
$srcdir_name = '';
# List of Makefile.am's to process, and their corresponding outputs.
@input_files = ();
%output_files = ();
# List of files in AC_OUTPUT without Makefile.am, and their outputs.
@other_input_files = ();
# Line number at which AC_OUTPUT seen.
$ac_output_line = 0;
# List of directories to search for configure-required files. This
# can be set by AC_CONFIG_AUX_DIR.
@config_aux_path = ('.', '..', '../..');
$config_aux_dir = '';
# Whether AC_PROG_MAKE_SET has been seen in configure.in.
$seen_make_set = 0;
# Whether AM_GNU_GETTEXT has been seen in configure.in.
$seen_gettext = 0;
# Line number at which AM_GNU_GETTEXT seen.
$ac_gettext_line = 0;
# Whether ALL_LINGUAS has been seen.
$seen_linguas = '';
# The actual text.
$all_linguas = '';
# Line number at which it appears.
$all_linguas_line = 0;
# 1 if AC_PROG_INSTALL seen, 2 if AM_PROG_INSTALL seen.
$seen_prog_install = 0;
# 1 if any scripts installed, 0 otherwise.
$scripts_installed = 0;
# Whether AC_PATH_XTRA has been seen in configure.in.
$seen_path_xtra = 0;
# TRUE if AC_DECL_YYTEXT was seen.
$seen_decl_yytext = 0;
# TRUE if we've seen AC_CANONICAL_(HOST|SYSTEM). The presence of
# AC_CHECK_TOOL also sets this.
$seen_canonical = 0;
# TRUE if we've seen AC_ARG_PROGRAM.
$seen_arg_prog = 0;
# TRUE if we've seen AM_PROG_LIBTOOL.
$seen_libtool = 0;
$libtool_line = 0;
# Files installed by libtoolize.
@libtoolize_files = ('ltconfig', 'ltmain.sh', 'config.guess', 'config.sub');
# TRUE if we've seen AM_MAINTAINER_MODE.
$seen_maint_mode = 0;
# TRUE if we've seen PACKAGE and VERSION.
$seen_package = 0;
$seen_version = 0;
# Actual version we've seen.
$package_version = '';
# Line number where we saw version definition.
$package_version_line = 0;
# TRUE if we've seen AM_PATH_LISPDIR.
$seen_lispdir = 0;
# TRUE if we've seen AM_CYGWIN32.
$seen_cygwin32 = 0;
# Hash table of discovered configure substitutions. Keys are names,
# values are meaningless.
%configure_vars = ();
# Charsets used by maintainer and in distribution. MAINT_CHARSET is
# handled in a funny way: if seen in the top-level Makefile.am, it is
# used for every directory which does not specify a different value.
# The rationale here is that some directories (eg gettext) might be
# distributions of other packages, and thus require their own charset
# info. However, the DIST_CHARSET must be the same for the entire
# package; it can only be set at top-level.
# FIXME: this yields bugs when rebuilding. What to do? Always
# read (and sometimes discard) top-level Makefile.am?
$maint_charset = '';
$dist_charset = 'utf8'; # recode doesn't support this yet.
# Name of input file ("Makefile.in") and output file ("Makefile.am").
# These have no directory components.
$am_file_name = '';
$in_file_name = '';
# TRUE if --cygnus seen.
$cygnus_mode = 0;
# Keys of this hash are names of dependency files to ignore.
%omit_dependencies = ();
# Map from obsolete macros to hints for new macros.
# FIXME complete the list so that there are no `0' hints.
%obsolete_macros =
(
'AC_FEATURE_CTYPE', "use \`AC_HEADER_STDC'",
'AC_FEATURE_ERRNO', "add \`strerror' to \`AC_REPLACE_FUNCS(...)'",
'AC_FEATURE_EXIT', 0,
'AC_SYSTEM_HEADER', 0,
# Note that we do not handle this one, because it is still run
# from AM_CONFIG_HEADER. So we deal with it specially in
# scan_configure.
# 'AC_CONFIG_HEADER', "use \`AM_CONFIG_HEADER'",
'fp_C_PROTOTYPES', "use \`AM_C_PROTOTYPES'",
'fp_PROG_CC_STDC', "use \`AM_PROG_CC_STDC'",
'fp_PROG_INSTALL', "use \`AM_PROG_INSTALL'",
'fp_WITH_DMALLOC', "use \`AM_WITH_DMALLOC'",
'fp_WITH_REGEX', "use \`AM_WITH_REGEX'",
'gm_PROG_LIBTOOL', "use \`AM_PROG_LIBTOOL'",
'jm_MAINTAINER_MODE', "use \`AM_MAINTAINER_MODE'",
'md_TYPE_PTRDIFF_T', "use \`AM_TYPE_PTRDIFF_T'",
'ud_PATH_LISPDIR', "use \`AM_PATH_LISPDIR'",
# Now part of autoconf proper, under a different name.
'AM_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
'fp_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
'AM_SANITY_CHECK_CC', "automatically done by \`AC_PROG_CC'",
# These aren't quite obsolete.
# 'md_PATH_PROG',
);
# Regexp to match the above macros.
$obsolete_rx = '(' . join ('|', keys %obsolete_macros) . ')';
&initialize_global_constants;
# Parse command line.
&parse_arguments (@ARGV);
# Do configure.in scan only once.
&scan_configure;
die "automake: no \`Makefile.am' found or specified\n"
if ! @input_files;
# Now do all the work on each file.
foreach $am_file (@input_files)
{
if (! -f ($am_file . '.am'))
{
&am_error ("\`" . $am_file . ".am' does not exist");
}
else
{
&generate_makefile ($output_files{$am_file}, $am_file);
}
}
if ($seen_prog_install <= $scripts_installed)
{
&am_conf_error (($scripts_installed ? 'AM_PROG_INSTALL' : 'AC_PROG_INSTALL')
. " must be used in configure.in");
&keyed_aclocal_warning ('AM_PROG_INSTALL')
if $scripts_installed;
}
exit $exit_status;
################################################################
# Parse command line.
sub parse_arguments
{
local (@arglist) = @_;
# Start off as gnu.
&set_strictness ('gnu');
while (@arglist)
{
if ($arglist[0] eq "--version")
{
print "automake (GNU $PACKAGE) $VERSION\n\n";
print "Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc.\n";
print "This is free software; see the source for copying conditions. There is NO\n";
print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n";
print "Written by Tom Tromey <tromey\@cygnus.com>\n";
exit 0;
}
elsif ($arglist[0] eq "--help")
{
&usage;
}
elsif ($arglist[0] =~ /^--amdir=(.+)$/)
{
$am_dir = $1;
}
elsif ($arglist[0] eq '--amdir')
{
&require_argument (@arglist);
shift (@arglist);
$am_dir = $arglist[0];
}
elsif ($arglist[0] =~ /^--build-dir=(.+)$/)
{
# Must end in /.
$build_directory = $1 . '/';
}
elsif ($arglist[0] eq '--build-dir')
{
&require_argument (@arglist);
shift (@arglist);
# Must end in /.
$build_directory = $arglist[0] . '/';
}
elsif ($arglist[0] =~ /^--srcdir-name=(.+)$/)
{
$srcdir_name = $1;
}
elsif ($arglist[0] eq '--srcdir-name')
{
&require_argument (@arglist);
shift (@arglist);
$srcdir_name = $arglist[0];
}
elsif ($arglist[0] eq '--gnu')
{
&set_strictness ('gnu');
}
elsif ($arglist[0] eq '--gnits')
{
&set_strictness ('gnits');
}
elsif ($arglist[0] eq '--cygnus')
{
$cygnus_mode = 1;
}
elsif ($arglist[0] eq '--foreign')
{
&set_strictness ('foreign');
}
elsif ($arglist[0] eq '--include-deps' || $arglist[0] eq '-i')
{
$cmdline_use_dependencies = 0;
}
elsif ($arglist[0] eq '--no-force')
{
$force_generation = 0;
}
elsif ($arglist[0] =~ /^--output-dir=(.*)$/)
{
# Set output directory.
$output_directory = $1;
}
elsif ($arglist[0] eq '--output-dir' || $arglist[0] eq '-o')
{
&require_argument (@arglist);
shift (@arglist);
$output_directory = $arglist[0];
}
elsif ($arglist[0] eq '--add-missing' || $arglist[0] eq '-a')
{
$add_missing = 1;
}
elsif ($arglist[0] eq '--verbose' || $arglist[0] eq '-v')
{
$verbose = 1;
}
elsif ($arglist[0] eq '--')
{
# Stop option processing.
shift (@arglist);
push (@input_files, @arglist);
last;
}
elsif ($arglist[0] =~ /^-/)
{
die "automake: unrecognized option -- \`$arglist[0]'\nTry \`automake --help' for more information.\n";
}
else
{
# Handle $local:$input syntax. Note that we only examine
# the first ":" file to see if it is automake input; the
# rest are just taken verbatim. We still keep all the
# files around for dependency checking, however.
local ($local, $input, @rest) = split (/:/, $arglist[0]);
if (! $input)
{
$input = $local;
}
else
{
# Strip .in; later on .am is tacked on. That is how
# the automake input file is found. Maybe not the
# best way, but it is easy to explain. FIXME: should
# be error if .in is missing.
$input =~ s/\.in$//;
}
push (@input_files, $input);
$output_files{$input} = join (':', ($local, @rest));
}
shift (@arglist);
}
# Take global strictness from whatever we currently have set.
$default_strictness = $strictness;
$default_strictness_name = $strictness_name;
}
# Ensure argument exists, or die.
sub require_argument
{
local ($arg, @arglist) = @_;
die "automake: no argument given for option \`$arg'\n"
if ! @arglist;
}
################################################################
# Generate a Makefile.in given the name of the corresponding Makefile and
# the name of the file output by config.status.
sub generate_makefile
{
local ($output, $makefile) = @_;
($am_file_name = $makefile) =~ s/^.*\///;
$in_file_name = $am_file_name . '.in';
$am_file_name .= '.am';
# $OUTPUT is encoded. If it contains a ":" then the first element
# is the real output file, and all remaining elements are input
# files. We don't scan or otherwise deal with these input file,
# other than to mark them as dependencies. See scan_configure for
# details.
local (@secondary_inputs);
($output, @secondary_inputs) = split (/:/, $output);
&initialize_per_input;
$relative_dir = &dirname ($output);
$am_relative_dir = &dirname ($makefile);
# At the toplevel directory, we might need config.guess, config.sub
# or libtool scripts (ltconfig and ltmain.sh).
if ($relative_dir eq '.')
{
# libtool requires some files.
&require_conf_file_with_conf_line ($libtool_line, $FOREIGN,
@libtoolize_files)
if $seen_libtool;
# AC_CANONICAL_HOST and AC_CANONICAL_SYSTEM need config.guess and
# config.sub.
&require_config_file ($FOREIGN, 'config.guess', 'config.sub')
if $seen_canonical;
}
# We still need Makefile.in here, because sometimes the `dist'
# target doesn't re-run automake.
if ($am_relative_dir eq $relative_dir)
{
# Only distribute the files if they are in the same subdir as
# the generated makefile.
&push_dist_common ($in_file_name, $am_file_name);
}
push (@sources, '$(SOURCES)')
if &variable_defined ('SOURCES');
push (@objects, '$(OBJECTS)')
if &variable_defined ('OBJECTS');
# This is always the default target. This gives us freedom to do
# things in whatever order is convenient. Note that we set up
# $output_header here so that we can insert some text just after
# the "default" target, but before any other targets. In
# particular we want to support the .SUFFIX hack here; this is
# documented elsewhere.
$output_header = "default: all\n\n";
push (@phony, 'default');
&read_am_file ($makefile . '.am');
if (&handle_options)
{
# Fatal error. Just return, so we can continue with next file.
return;
}
# Check first, because we might modify some state.
&check_cygnus;
&check_gnu_standards;
&check_gnits_standards;
&handle_configure ($output, $makefile, @secondary_inputs);
&handle_gettext;
&handle_libraries;
&handle_ltlibraries;
&handle_programs;
&handle_scripts;
&handle_built_sources;
# This must be run after all the sources are scanned.
&handle_yacc_lex_cxx;
# Re-init SOURCES and OBJECTS. FIXME: other code shouldn't depend
# on this (but currently does).
$contents{'SOURCES'} = join (' ', @sources);
$contents{'OBJECTS'} = join (' ', @objects);
&handle_texinfo;
&handle_emacs_lisp;
&handle_man_pages;
&handle_data;
&handle_headers;
&handle_subdirs;
&handle_tags;
&handle_dist ($makefile);
&handle_dependencies;
&handle_tests;
&handle_footer;
&handle_merge_targets ($makefile);
&handle_installdirs;
&handle_clean;
&handle_phony;
&check_typos;
if (! -d ($output_directory . '/' . $am_relative_dir))
{
mkdir ($output_directory . '/' . $am_relative_dir, 0755);
}
local ($out_file) = $output_directory . '/' . $makefile . ".in";
if (! $force_generation && -e $out_file)
{
local ($am_time) = (stat ($makefile . '.am'))[9];
local ($in_time) = (stat ($out_file))[9];
# FIXME: how to do unsigned comparison?
if ($am_time < $in_time)
{
# No need to update.
return;
}
}
if (! open (GM_FILE, "> " . $out_file))
{
warn "automake: ${am_file}.in: cannot write: $!\n";
$exit_status = 1;
return;
}
print "automake: creating ", $makefile, ".in\n" if $verbose;
print GM_FILE $output_vars;
print GM_FILE $output_header;
print GM_FILE $output_rules;
print GM_FILE $output_trailer;
close (GM_FILE);
}
################################################################
# Handle AUTOMAKE_OPTIONS variable. Return 1 on error, 0 otherwise.
sub handle_options
{
return 0 if ! &variable_defined ('AUTOMAKE_OPTIONS');
foreach (&variable_value_as_list ('AUTOMAKE_OPTIONS'))
{
$options{$_} = 1;
if ($_ eq 'gnits' || $_ eq 'gnu' || $_ eq 'foreign')
{
&set_strictness ($_);
}
elsif (/ansi2knr/)
{
# An option like "../lib/ansi2knr" is allowed. With no
# path prefix, we assume the required programs are in this
# directory. We save the actual option for later.
$options{'ansi2knr'} = $_;
}
elsif ($_ eq 'no-installman' || $_ eq 'no-installinfo'
|| $_ eq 'dist-shar' || $_ eq 'dist-zip'
|| $_ eq 'dist-tarZ' || $_ eq 'dejagnu'
|| $_ eq 'no-texinfo.tex')
{
# Explicitly recognize these.
}
elsif ($_ eq 'no-dependencies')
{
$use_dependencies = 0;
}
elsif (/([0-9]+)\.([0-9]+)/)
{
# Got a version number. Note that alpha releases count as
# the next higher release. Note also that we assume there
# will be a maximum of 100 minor releases for any given
# major release.
local ($rmajor, $rminor) = ($1, $2);
if ($VERSION !~ /([0-9]+)\.([0-9]+)([a-z])?/)
{
print STDERR
"automake: programming error: version is incorrect\n";
exit 1;
}
local ($tmajor, $tminor) = ($1, $2);
# Handle alpha versions.
++$tminor if defined $3;
if ($rmajor > $tmajor || ($rmajor == $tmajor && $rminor > $tminor))
{
&am_line_error ('AUTOMAKE_OPTIONS',
"require version $_, only have $VERSION");
return 1;
}
}
else
{
&am_line_error ('AUTOMAKE_OPTIONS',
'option ', $_, 'not recognized');
}
}
return 0;
}
# Return object extension. Just once, put some code into the output.
# Argument is the name of the output file
sub get_object_extension
{
local ($out) = @_;
# Always set this.
$dir_holds_sources = 1;
# Maybe require libtool library object files.
local ($l, $extension) = ('', 'o');
$l = 'l' if ($out =~ /^lib.*\.la$/);
if (! $included_generic_compile)
{
# Boilerplate.
local ($xform) = '';
if (&variable_defined ('CONFIG_HEADER'))
{
local ($one_hdr);
foreach $one_hdr (split (' ', $contents{'CONFIG_HEADER'}))
{
local ($var);
($var = &dirname ($one_hdr)) =~ s/(\W)/\\$1/g;
$xform .= ' ' if $xform;
$xform .= '-I' . $var;
}
}
$xform = 's/\@CONFIG_INCLUDE_SPEC\@/' . $xform . '/go;';
$output_vars .= &file_contents_with_transform ($xform,
'comp-vars');
$output_rules .= &file_contents ('compile');
&push_phony_cleaners ('compile');
# If using X, include some extra variable definitions. NOTE
# we don't want to force these into CFLAGS or anything,
# because not all programs will necessarily use X.
if ($seen_path_xtra)
{
local ($var);
foreach $var ('X_CFLAGS', 'X_LIBS', 'X_EXTRA_LIBS', 'X_PRE_LIBS')
{
&define_configure_variable ($var);
}
}
push (@suffixes, '.c', '.o');
push (@clean, 'compile');
$included_generic_compile = 1;
}
if ($seen_libtool && ! $included_libtool_compile)
{
# Output the libtool compilation rules.
$output_rules .= &file_contents ('libtool');
&push_phony_cleaners ('libtool');
push (@suffixes, '.lo');
push (@clean, 'libtool');
$included_libtool_compile = 1;
}
# Check for automatic de-ANSI-fication.
if (defined $options{'ansi2knr'})
{
$extension = '$o';
if (! $included_knr_compile)
{
if (! $am_c_prototypes)
{
&am_line_error ('AUTOMAKE_OPTIONS',
"option \`ansi2knr' in use but \`AM_C_PROTOTYPES' not in configure.in");
&keyed_aclocal_warning ('AM_C_PROTOTYPES');
# Only give this error once.
$am_c_prototypes = 1;
}
push (@suffixes, '._c', '._o');
push (@suffixes, '.l_o') if $seen_libtool;
# Only require ansi2knr files if they should appear in
# this directory.
if ($options{'ansi2knr'} eq 'ansi2knr')
{
&require_file_with_line ('AUTOMAKE_OPTIONS', $FOREIGN,
'ansi2knr.c', 'ansi2knr.1');
$output_rules .= &file_contents ('kr-extra');
push (@clean, 'krextra');
&push_phony_cleaners ('krextra');
}
# Generate rules to build ansi2knr. If it is in some
# other directory, then generate dependencies but have the
# rule just run elsewhere.
$output_rules .= ($options{'ansi2knr'} . ': '
. $options{'ansi2knr'} . ".o\n");
if ($options{'ansi2knr'} eq 'ansi2knr')
{
$output_rules .= ("\t\$(LINK) ansi2knr.o \$(LIBS)\n"
. "ansi2knr.o: \$(CONFIG_HEADER)\n\n");
}
else
{
$output_rules .= ("\tcd " . &dirname ($options{'ansi2knr'})
. " && \$(MAKE) ansi2knr\n\n");
}
&define_variable ('o', "\@U\@o");
# Make sure ansi2knr can be found: if no path specified,
# specify "./".
if ($options{'ansi2knr'} eq 'ansi2knr')
{
# Substitution from AM_C_PROTOTYPES. This makes it be
# built only when necessary.
&define_configure_variable ('ANSI2KNR');
# ansi2knr needs to be built before subdirs, so unshift it.
unshift (@all, '$(ANSI2KNR)');
}
else
{
# Found in another directory.
&define_variable ("ANSI2KNR", &dirname ($options{'ansi2knr'}));
}
$output_rules .= &file_contents ('compile-kr');
$output_rules .= &file_contents ('clean-kr');
push (@clean, 'kr');
&push_phony_cleaners ('kr');
$included_knr_compile = 1;
}
}
return '.' . $l . $extension;
}
# Handle yacc and lex.
sub handle_yacc_lex_cxx
{
#
# First do yacc and lex.
#
local ($yacc_count) = scalar (keys %yacc_sources);
local ($lex_count) = scalar (keys %lex_sources);
if ($yacc_count)
{
local (%seen_suffix) = ();
foreach (keys %yacc_sources)
{
/(\..*)$/;
&output_yacc_build_rule ($1, $yacc_count > 1)
if (! defined $seen_suffix{$1});
$seen_suffix{$1} = 1;
}
if (! defined $configure_vars{'YACC'})
{
&am_error ("yacc source seen but \`YACC' not defined in \`configure.in'");
}
}
if ($lex_count)
{
local (%seen_suffix) = ();
foreach (keys %lex_sources)
{
/(\..*)$/;
&output_lex_build_rule ($1, $lex_count > 1)
if (! defined $seen_suffix{$1});
$seen_suffix{$1} = 1;
}
if (! defined $configure_vars{'LEX'})
{
&am_error ("lex source seen but \`LEX' not defined in \`configure.in'");
}
if (! $seen_decl_yytext)
{
&am_error ("lex source seen but \`AC_DECL_YYTEXT' not in \`configure.in'");
}
}
if ($yacc_count > 1 || $lex_count > 1)
{
# If there is more than one distinct yacc (resp lex) source
# file in a given directory, then the `ylwrap' program is
# required to allow parallel builds to work correctly. FIXME:
# for now, no line number.
&require_config_file ($FOREIGN, 'ylwrap');
if ($config_aux_dir ne '.' && $config_aux_dir ne '')
{
&define_variable ('YLWRAP', $config_aux_dir . "/ylwrap");
}
else
{
&define_variable ('YLWRAP', '$(srcdir)/ylwrap');
}
}
#
# Handle libtool.
#
local ($ltcompile, $ltlink) = ('', '');
if ($seen_libtool)
{
&define_configure_variable ("LIBTOOL");
$ltcompile = '$(LIBTOOL) --mode=compile ';
$ltlink = '$(LIBTOOL) --mode=link ';
}
#
# Now handle C++.
#
local (@cxx_list) = keys %cxx_extensions;
local ($cxx_count) = scalar @cxx_list;
if ($cxx_count)
{
push (@suffixes, @cxx_list);
&define_configure_variable ("CXXFLAGS");
&define_variable ('CXXCOMPILE', '$(CXX) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CXXFLAGS)');
&define_variable ('LTCXXCOMPILE',
$ltcompile . '$(CXX) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CXXFLAGS)')
if ($seen_libtool);
&define_variable ('CXXLINK', $ltlink . '$(CXX) $(LDFLAGS) -o $@');
local ($ext);
foreach $ext (@cxx_list)
{
$output_rules .= ("$ext.o:\n"
. "\t\$(CXXCOMPILE) -c \$<\n");
$output_rules .= ("$ext.lo:\n"
. "\t\$(LTCXXCOMPILE) -c \$<\n")
if ($seen_libtool);
}
if (! defined $configure_vars{'CXX'})
{
&am_error ("C++ source seen but \`CXX' not defined in \`configure.in'");
}
}
#
# Handle some ansi2knr cleanup.
#
if (defined $options{'ansi2knr'} && keys %de_ansi_objects)
{
# Make all ._o files depend on ansi2knr. Use a sneaky little
# hack to make it print nicely.
&pretty_print_rule ('', '', ((sort keys %de_ansi_objects),
':', '$(ANSI2KNR)'));
# The ._c files also depend on ansi2knr. We need both because
# some makes don't apply transitivity through implicit rules.
local (%de_ansi_sources, $x);
foreach $x (keys %de_ansi_objects)
{
$x =~ s/o$/c/;
$de_ansi_sources{$x} = 1;
}
&pretty_print_rule ('', '', ((sort keys %de_ansi_sources),
':', '$(ANSI2KNR)'));
}
#
# Last, handle some C cleanup.
#
if ($seen_c_source)
{
&define_configure_variable ('CFLAGS');
&define_variable ('COMPILE',
'$(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)');
&define_variable ('LTCOMPILE',
$ltcompile .
'$(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)')
if ($seen_libtool);
&define_variable ('LINK', $ltlink . '$(CC) $(LDFLAGS) -o $@');
if (! defined $configure_vars{'CC'})
{
&am_line_error ($seen_c_source,
"C source seen but \`CC' not defined in \`configure.in'");
}
}
}
# Output a rule to build from a YACC source. The output from YACC is
# compiled with C or C++, depending on the extension of the YACC file.
sub output_yacc_build_rule
{
local ($yacc_suffix, $use_ylwrap, $c_suffix) = @_;
local ($c_suffix, $suffix);
($c_suffix = $yacc_suffix) =~ tr/y/c/;
push (@suffixes, $yacc_suffix, $c_suffix, '.h');
# Generate rule for c/c++ and header file. Probably should only
# do header if `yacc -d' is run.
foreach $suffix ($c_suffix, '.h')
{
$output_rules .= "$yacc_suffix$suffix:\n\t";
if ($use_ylwrap)
{
$output_rules .= ('$(SHELL) $(YLWRAP)'
. ' "$(YACC)" $< y.tab.c $*' . $suffix
. ' y.tab.h $*.h -- $(YFLAGS)');
}
else
{
$output_rules .= ('$(YACC) $(YFLAGS) $< && mv y.tab.c $@' . "\n"
. "\tif test -f y.tab.h; then \\\n"
. "\tif cmp -s y.tab.h \$*.h; then rm -f y.tab.h; else mv y.tab.h \$*.h; fi; \\\n"
. "\telse :; fi");
}
$output_rules .= "\n";
}
}
sub output_lex_build_rule
{
local ($lex_suffix, $use_ylwrap) = @_;
local ($c_suffix);
($c_suffix = $lex_suffix) =~ tr/l/c/;
push (@suffixes, $lex_suffix);
&define_configure_variable ('LEX_OUTPUT_ROOT');
&define_configure_variable ('LEXLIB');
$output_rules .= "$lex_suffix$c_suffix:\n\t";
if ($use_ylwrap)
{
# Is the $@ correct here? If so, why not use it in the ylwrap
# build rule for yacc above?
$output_rules .= '$(SHELL) $(YLWRAP)'
. ' "$(LEX)" $< $(LEX_OUTPUT_ROOT).c $@ -- $(LFLAGS)';
}
else
{
$output_rules .= '$(LEX) $(LFLAGS) $< && mv $(LEX_OUTPUT_ROOT).c $@';
}
$output_rules .= "\n";
}
# Check to make sure a source defined in LIBOBJS is not explicitly
# mentioned. This is a separate function (as opposed to being inlined
# in handle_source_transform) because it isn't always appropriate to
# do this check.
sub check_libobjs_sources
{
local ($one_file, $unxformed) = @_;
local ($prefix, $file, @files);
foreach $prefix ('', 'EXTRA_')
{
if (&variable_defined ($prefix . $one_file . '_SOURCES'))
{
@files = &variable_value_as_list ($prefix
. $one_file . '_SOURCES');
}
elsif ($prefix eq '')
{
@files = ($unxformed . '.c');
}
else
{
next;
}
foreach $file (@files)
{
if (defined $libsources{$file})
{
&am_line_error ($prefix . $one_file . '_SOURCES',
"automatically discovered file \`$file' should not be explicitly mentioned");
}
}
}
}
# Does much of the actual work for handle_source_transform.
# Arguments are:
# list of source files to transform
# Result is a list
# first element is name of linker to use (empty string for default linker)
# remaining elements are names of `.o's
sub handle_single_transform_list
{
local (@files) = @_;
local ($linker) = '';
local (@result) = ();
local ($nonansi_obj) = $obj;
$nonansi_obj =~ s/_//g;
if (length (@files))
{
# Turn sources into objects.
foreach (@files)
{
# Skip header files, including C++-ish ones. The list
# of C++ header extensions comes from Emacs 19.32
# etags.
next if /\.[hH]$/;
next if /\.hxx$/;
next if /\.h\+\+$/;
next if /\.hh$/;
next if /\.hpp$/;
# Skip things that look like configure substitutions.
next if /^\@.*\@$/;
# Include appropriate file for lex or yacc source in
# distribution. If the extension is the regular '.y' or
# '.l', we assume C compilation, and the generated file
# has exension .c. Otherwise, we compile with C++, and
# make the following association: (yy -> cc, y++ -> c++,
# yxx -> cxx), similarly for .ll, etc.
if (/^(.*)\.(y|yy|y\+\+|yxx)$/)
{
# Yacc source.
local ($ext) = $2;
$ext =~ tr/y/c/;
&push_dist_common ("$1.$ext");
$yacc_sources{$_} = 1;
}
elsif (/^(.*)\.(l|ll|l\+\+|lxx)$/)
{
# Lex source.
local ($ext) = $2;
$ext =~ tr/l/c/;
&push_dist_common ("$1.$ext");
$lex_sources{$_} = 1;
}
# Transform source files into .o files. List of C++
# extensions comes from Emacs 19.34 etags.
if (s/\.(c\+\+|cc|cpp|cxx|C)$/$nonansi_obj/)
{
$cxx_extensions{'.' . $1} = 1;
$linker = 'CXXLINK';
}
elsif (s/\.(yy|y\+\+|yxx|ll|l\+\+|lxx)$/$nonansi_obj/)
{
# Compiling lex or yacc with C++
local ($ext) = $1;
$ext =~ tr/ly/cc/;
$cxx_extensions{".$ext"} = 1;
$linker = 'CXXLINK';
}
elsif (s/\.([Ff]\\|f90\\|for)$/$nonansi_obj/)
{
# FORTRAN support. FIXME: not finished.
}
elsif (s/\.[sS]$/$nonansi_obj/)
{
# .s is assembly. Just rewrite it. FIXME: not finished.
}
elsif (s/\.[cly]$/._o/)
{
# .c is C. .l is lex. .y is yacc.
# Note: first we rewrite (eg) foo.c to foo._o and push
# the file onto the list of objects that require
# ansi2knr. Then we rewrite ._o to $obj; $obj can be
# simply `.o' if deansification is not really
# required.
$de_ansi_objects{$_} = 1;
s/\._o$/$obj/;
$seen_c_source = -1 unless $seen_c_source;
}
else
{
# No error message here. Used to have one, but it was
# very unpopular.
next;
}
push (@result, $_);
# Transform .o or $o file into .P file (for automatic
# dependency code).
s/$objpat$/.P/g;
$dep_files{'.deps/' . $_} = 1;
}
}
return ($linker, @result);
}
# Handle SOURCE->OBJECT transform for one program or library.
# Arguments are:
# canonical (transformed) name of object to build
# actual name of object to build
# object extension (ie either `.o' or `$o'.
# Return result is name of linker variable that must be used.
# Empty return means just use `LINK'.
sub handle_source_transform
{
# one_file is canonical name. unxformed is given name. obj is
# object extension.
local ($one_file, $unxformed, $obj) = @_;
local ($objpat) = $obj;
$objpat =~ s/(\W)/\\$1/g;
# Handle explicit `.o' as well as whatever we're passed.
$objpat = '(' . $objpat . "|\\.o)";
local ($linker) = '';
if (&variable_defined ($one_file . "_OBJECTS"))
{
&am_line_error ($one_file . '_OBJECTS',
$one_file . '_OBJECTS', 'should not be defined');
# No point in continuing.
return;
}
local (@files, @result, $prefix, $temp);
foreach $prefix ('', 'EXTRA_')
{
@files = ();
if (&variable_defined ($prefix . $one_file . "_SOURCES"))
{
push (@sources, '$(' . $prefix . $one_file . "_SOURCES)");
push (@objects, '$(' . $prefix . $one_file . "_OBJECTS)")
unless $prefix eq 'EXTRA_';
@files = &variable_value_as_list ($prefix
. $one_file . "_SOURCES");
}
elsif ($prefix eq '')
{
&define_variable ($one_file . "_SOURCES", $unxformed . ".c");
push (@sources, $unxformed . '.c');
push (@objects, $unxformed . $obj);
push (@files, $unxformed . '.c');
}
($temp, @result) = &handle_single_transform_list (@files);
$linker = $temp if $linker eq '';
&define_pretty_variable ($one_file . "_OBJECTS", @result)
unless $prefix eq 'EXTRA_';
}
return $linker;
}
# Handle the BUILT_SOURCES variable.
sub handle_built_sources
{
return unless &variable_defined ('BUILT_SOURCES');
push (@all, '$(BUILT_SOURCES)');
local (@sources) = &variable_value_as_list ('BUILT_SOURCES');
local ($s);
foreach $s (@sources)
{
if (/^\@.*\@$/)
{
# FIXME: is this really the right thing to do?
&am_line_error ('BUILT_SOURCES', "\`BUILT_SOURCES' should not contain a configure substitution");
last;
}
}
# We don't care about the return value of this function. We just
# want to make sure to update %dep_files with the contents of
# BUILT_SOURCES.
&handle_single_transform_list (@sources);
}
# Special-case @ALLOCA@ and @LIBOBJS@ in _LDADD or _LIBADD variables.
# Also, generate _DEPENDENCIES variable if appropriate.
# Arguments are:
# transformed name of object being built, or empty string if no object
# name of _LDADD/_LIBADD-type variable to examine
# boolean (lex_seen) which is true if a lex source file was seen in this
# object. valid only for LDADDs, not LIBADDs. If set, LEXLIB
# must be in LDADD.
# Returns 1 if LIBOBJS seen, 0 otherwise.
sub handle_lib_objects
{
local ($xname, $var, $lex_seen) = @_;
die "automake: programming error 1 in handle_lib_objects\n"
if ! &variable_defined ($var);
die "automake: programming error 2 in handle_lib_objects\n"
if $lex_seen && $var =~ /LIBADD/;
# We recognize certain things that are commonly put in LIBADD or
# LDADD.
local ($lsearch);
local (@dep_list) = ();
# If no lex source seen, just assume this is ok.
local ($lex_ok) = $lex_seen ? 0 : 1;
local ($seen_libobjs) = 0;
local ($flagvar) = 0;
foreach $lsearch (&variable_value_as_list ($var))
{
# Skip -lfoo and -Ldir; these are explicitly allowed.
next if $lsearch =~ /^-[lL]/;
if (! $flagvar && $lsearch =~ /^-/)
{
if ($var =~ /^(.*)LDADD$/)
{
&am_line_error ($var, "linker flags such as \`$lsearch' belong in \`${1}LDFLAGS");
}
else
{
# Only get this error once.
$flagvar = 1;
&am_line_error ($var, "you cannot use linker flags such as \`$lsearch' in \`$var'");
}
}
# Assume we have a file of some sort, and push it onto the
# dependency list. Autoconf substitutions are not pushed;
# rarely is a new dependency substituted into (eg) foo_LDADD
# -- but "bad things (eg -lX11) are routinely substituted.
# Note that LIBOBJS and ALLOCA are exceptions to this rule,
# and handled specially below.
push (@dep_list, $lsearch)
unless $lsearch =~ /^\@.*\@$/;
# Automatically handle @LIBOBJS@ and @ALLOCA@. Basically this
# means adding entries to dep_files.
if ($lsearch =~ /^\@(LT)?LIBOBJS\@$/)
{
push (@dep_list, $lsearch);
$seen_libobjs = 1;
if (! keys %libsources)
{
&am_line_error ($var, "\@$1" . "LIBOBJS\@ seen but never set in \`configure.in'");
}
local ($iter, $rewrite);
foreach $iter (keys %libsources)
{
if ($iter =~ /\.[cly]$/)
{
$seen_c_source = $var;
}
if ($iter =~ /\.h$/)
{
&require_file_with_line ($var, $FOREIGN, $iter);
}
elsif ($iter ne 'alloca.c')
{
($rewrite = $iter) =~ s/\.c$/.P/;
$dep_files{'.deps/' . $rewrite} = 1;
&require_file_with_line ($var, $FOREIGN, $iter);
}
}
}
elsif ($lsearch =~ /^\@(LT)?ALLOCA\@$/)
{
push (@dep_list, $lsearch);
&am_line_error ($var,
"\@$1" . "ALLOCA\@ seen but \`AC_FUNC_ALLOCA' not in \`configure.in'")
if ! defined $libsources{'alloca.c'};
$dep_files{'.deps/alloca.P'} = 1;
&require_file_with_line ($var, $FOREIGN, 'alloca.c');
$seen_c_source = $var;
}
elsif ($lsearch eq '@LEXLIB@')
{
# FIXME: variable_value_as_list requires us to force
# @LEXLIB@ here, where we'd really prefer $(LEXLIB).
# Nasty -- this will have to wait until many cleanups are
# made, I think.
$lex_ok = 1;
}
}
if (! $lex_ok)
{
&am_line_error ($var, 'lex source file used without @LEXLIB@');
}
if ($xname ne '' && ! &variable_defined ($xname . '_DEPENDENCIES'))
{
&define_pretty_variable ($xname . '_DEPENDENCIES', @dep_list);
}
return $seen_libobjs;
}
# Canonicalize a name, and check to make sure the non-canonical name
# is never used. Returns canonical name. Arguments are name and a
# list of suffixes to check for.
sub check_canonical_spelling
{
local ($name, @suffixes) = @_;
local ($xname, $xt);
($xname = $name) =~ tr/A-Za-z0-9_/_/c;
if ($xname ne $name)
{
local ($xt);
foreach $xt (@suffixes)
{
&am_line_error ($name . $xt,
"invalid variable \`" . $name . $xt
. "'; should be \`" . $xname . $xt . "'")
if &variable_defined ($name . $xt);
}
}
return $xname;
}
# Handle C programs.
sub handle_programs
{
local (@proglist) = &am_install_var ('-clean',
'progs', 'PROGRAMS',
'bin', 'sbin', 'libexec', 'pkglib',
'noinst', 'check');
return if ! @proglist;
# If a program is installed, this is required. We only want this
# error to appear once.
&am_conf_error ("AC_ARG_PROGRAM must be used in configure.in")
unless $seen_arg_prog;
$seen_arg_prog = 1;
local ($one_file, $xname, $munge);
local ($seen_libobjs) = 0;
foreach $one_file (@proglist)
{
local ($obj) = &get_object_extension ($one_file);
# Canonicalize names and check for misspellings.
$xname = &check_canonical_spelling ($one_file, '_LDADD', '_LDFLAGS',
'_SOURCES', '_OBJECTS',
'_DEPENDENCIES');
# FIXME: Using a trick to figure out if any lex sources appear
# in our program; should use some cleaner method.
local ($lex_num) = scalar (keys %lex_sources);
local ($linker) = &handle_source_transform ($xname, $one_file, $obj);
local ($lex_file_seen) = (scalar (keys %lex_sources) > $lex_num);
local ($xt) = '';
if (&variable_defined ($xname . "_LDADD"))
{
if (&handle_lib_objects ($xname, $xname . '_LDADD',
$lex_file_seen))
{
$seen_libobjs = 1;
}
$lex_file_seen = 0;
$xt = '_LDADD';
}
else
{
# User didn't define prog_LDADD override. So do it.
&define_variable ($xname . '_LDADD', '$(LDADD)');
# This does a bit too much work. But we need it to
# generate _DEPENDENCIES when appropriate.
if (&variable_defined ('LDADD'))
{
if (&handle_lib_objects ($xname, 'LDADD', $lex_file_seen))
{
$seen_libobjs = 1;
}
$lex_file_seen = 0;
}
$xt = '_SOURCES'
}
if (&variable_defined ($xname . '_LIBADD'))
{
&am_line_error ($xname . '_LIBADD',
"use \`" . $xname . "_LDADD', not \`"
. $xname . "_LIBADD'");
}
if (! &variable_defined ($xname . '_LDFLAGS'))
{
# Define the prog_LDFLAGS variable.
&define_variable ($xname . '_LDFLAGS', '');
}
if ($lex_file_seen)
{
&am_line_error ($xname . $xt,
'lex source file used without @LEXLIB@');
}
# Determine program to use for link.
local ($xlink);
if (&variable_defined ($xname . '_LINK'))
{
$xlink = $xname . '_LINK';
}
else
{
$xlink = $linker ? $linker : 'LINK';
}
local ($cygxform);
if (! $seen_cygwin32)
{
$cygxform = 's/^CYGWIN.*$//; s/^NOTCYGWIN//;';
}
else
{
$cygxform = 's/^NOTCYGWIN.*$//; s/^CYGWIN//;';
}
$output_rules .=
&file_contents_with_transform
('s/\@PROGRAM\@/' . $one_file . '/go;'
. 's/\@XPROGRAM\@/' . $xname . '/go;'
. 's/\@XLINK\@/' . $xlink . '/go;'
. $cygxform,
'program');
}
if (&variable_defined ('LDADD') && &handle_lib_objects ('', 'LDADD', 0))
{
$seen_libobjs = 1;
}
if ($seen_libobjs)
{
foreach $one_file (@proglist)
{
# Canonicalize names.
($xname = $one_file) =~ tr/A-Za-z0-9_/_/c;
if (&variable_defined ($xname . '_LDADD'))
{
&check_libobjs_sources ($xname, $xname . '_LDADD');
}
elsif (&variable_defined ('LDADD'))
{
&check_libobjs_sources ($xname, 'LDADD');
}
}
}
}
# Handle libraries.
sub handle_libraries
{
local (@liblist) = &am_install_var ('-clean',
'libs', 'LIBRARIES',
'lib', 'pkglib', 'noinst', 'check');
return if ! @liblist;
local (%valid) = &am_primary_prefixes ('LIBRARIES', 'lib', 'pkglib',
'noinst', 'check');
if (! defined $configure_vars{'RANLIB'})
{
local ($key);
foreach $key (keys %valid)
{
if (&variable_defined ($key . '_LIBRARIES'))
{
&am_line_error ($key . '_LIBRARIES', "library used but \`RANLIB' not defined in \`configure.in'");
# Only get this error once.
$configure_vars{'RANLIB'} = 1;
last;
}
}
}
local ($onelib);
local ($munge);
local ($xlib);
local ($seen_libobjs) = 0;
foreach $onelib (@liblist)
{
# Check that the library fits the standard naming convention.
if ($onelib !~ /^lib.*\.a$/)
{
# FIXME this should only be a warning for foreign packages
# FIXME should put line number here. That means mapping
# from library name back to variable name.
&am_error ("\`$onelib' is not a standard library name");
}
local ($obj) = &get_object_extension ($onelib);
# Canonicalize names and check for misspellings.
$xlib = &check_canonical_spelling ($onelib, '_LIBADD', '_SOURCES',
'_OBJECTS', '_DEPENDENCIES');
if (&variable_defined ($xlib . '_LIBADD'))
{
if (&handle_lib_objects ($xlib, $xlib . '_LIBADD', 0))
{
$seen_libobjs = 1;
}
}
else
{
# Generate support for conditional object inclusion in
# libraries.
&define_variable ($xlib . "_LIBADD", '');
}
if (&variable_defined ($xlib . '_LDADD'))
{
&am_line_error ($xlib . '_LDADD',
"use \`" . $xlib . "_LIBADD', not \`"
. $xlib . "_LDADD'");
}
&handle_source_transform ($xlib, $onelib, $obj);
$output_rules .=
&file_contents_with_transform ('s/\@LIBRARY\@/' . $onelib . '/go;'
. 's/\@XLIBRARY\@/'
. $xlib . '/go;',
'library');
}
if ($seen_libobjs)
{
foreach $onelib (@liblist)
{
# Canonicalize names.
($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
if (&variable_defined ($xlib . '_LIBADD'))
{
&check_libobjs_sources ($xlib, $xlib . '_LIBADD');
}
}
}
&define_variable ('AR', 'ar');
&define_configure_variable ('RANLIB');
}
# Handle shared libraries.
sub handle_ltlibraries
{
local (@liblist) = &am_install_var ('-clean',
'ltlib', 'LTLIBRARIES',
'lib', 'pkglib');
return if ! @liblist;
local (%instdirs);
local (%valid) = &am_primary_prefixes ('LTLIBRARIES', 'lib', 'pkglib');
local ($key);
foreach $key (keys %valid)
{
if (&variable_defined ($key . '_LTLIBRARIES'))
{
if (!$seen_libtool)
{
&am_line_error ($key . '_LTLIBRARIES', "library used but \`LIBTOOL' not defined in \`configure.in'");
# Only get this error once.
$configure_vars{'LIBTOOL'} = 1;
$seen_libtool = 1;
}
# Get the installation directory of each library.
for (&variable_value_as_list ($key . '_LTLIBRARIES'))
{
if ($instdirs{$_})
{
&am_error ("\`$_' is already going to be installed in \`$instdirs{$_}'");
}
else
{
$instdirs{$_} = $key;
}
}
}
}
local ($onelib);
local ($munge);
local ($xlib);
local ($seen_libobjs) = 0;
foreach $onelib (@liblist)
{
# Check that the library fits the standard naming convention.
if ($onelib !~ /^lib.*\.la$/)
{
# FIXME this should only be a warning for foreign packages
# FIXME should put line number here. That means mapping
# from library name back to variable name.
&am_error ("\`$onelib' is not a standard libtool library name");
}
local ($obj) = &get_object_extension ($onelib);
# Canonicalize names and check for misspellings.
$xlib = &check_canonical_spelling ($onelib, '_LIBADD', '_LDFLAGS',
'_SOURCES', '_OBJECTS',
'_DEPENDENCIES');
if (! &variable_defined ($xlib . '_LDFLAGS'))
{
# Define the lib_LDFLAGS variable.
&define_variable ($xlib . '_LDFLAGS', '');
}
if (&variable_defined ($xlib . '_LIBADD'))
{
if (&handle_lib_objects ($xlib, $xlib . '_LIBADD', 0))
{
$seen_libobjs = 1;
}
}
else
{
# Generate support for conditional object inclusion in
# libraries.
&define_variable ($xlib . "_LIBADD", '');
}
if (&variable_defined ($xlib . '_LDADD'))
{
&am_line_error ($xlib . '_LDADD',
"use \`" . $xlib . "_LIBADD', not \`"
. $xlib . "_LDADD'");
}
local ($linker) = &handle_source_transform ($xlib, $onelib, $obj);
# Determine program to use for link.
local ($xlink);
if (&variable_defined ($xlib . '_LINK'))
{
$xlink = $xlib . '_LINK';
}
else
{
$xlink = $linker ? $linker : 'LINK';
}
local ($rpath);
if ($instdirs{$onelib} eq 'EXTRA')
{
# It's an EXTRA_ library, so we can't specify -rpath.
# Yuck.
$rpath = 's/\@RPATH\@//go;';
}
else
{
$rpath = ('s/\@RPATH\@/-rpath \$(' . $instdirs{$onelib}
. 'dir)/go;');
}
$output_rules .=
&file_contents_with_transform ('s/\@LTLIBRARY\@/'
. $onelib . '/go;'
. 's/\@XLTLIBRARY\@/'
. $xlib . '/go;'
. $rpath
. 's/\@XLINK\@/' . $xlink . '/go;',
'ltlibrary');
}
if ($seen_libobjs)
{
foreach $onelib (@liblist)
{
# Canonicalize names.
($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
if (&variable_defined ($xlib . '_LIBADD'))
{
&check_libobjs_sources ($xlib, $xlib . '_LIBADD');
}
}
}
}
# See if any _SOURCES variable were misspelled. Also, make sure that
# EXTRA_ variables don't contain configure substitutions.
sub check_typos
{
local ($varname, $primary);
foreach $varname (keys %contents)
{
foreach $primary ('_SOURCES', '_LIBADD', '_LDADD', '_LDFLAGS', '_DEPENDENCIES')
{
if ($varname =~ /$primary$/ && ! $content_seen{$varname})
{
&am_line_error ($varname,
"invalid unused variable name: \`$varname'");
}
}
}
}
# Handle scripts.
sub handle_scripts
{
# NOTE we no longer automatically clean SCRIPTS, because it is
# useful to sometimes distribute scripts verbatim. This happens
# eg in Automake itself.
&am_install_var ('scripts', 'SCRIPTS',
'bin', 'sbin', 'libexec', 'pkgdata',
'noinst', 'check');
# Set $scripts_installed if appropriate. Make sure we only find
# scripts which are actually installed -- this is why we can't
# simply use the return value of am_install_var.
local (%valid) = &am_primary_prefixes ('SCRIPTS', 'bin', 'sbin',
'libexec', 'pkgdata',
'noinst', 'check');
local ($key);
foreach $key (keys %valid)
{
if ($key ne 'noinst'
&& $key ne 'check'
&& &variable_defined ($key . '_SCRIPTS'))
{
$scripts_installed = 1;
# push (@check_tests, 'check-' . $key . 'SCRIPTS');
}
}
if ($scripts_installed)
{
# If a program is installed, this is required. We only want this
# error to appear once.
&am_conf_error ("AC_ARG_PROGRAM must be used in configure.in")
unless $seen_arg_prog;
$seen_arg_prog = 1;
}
}
# Search a file for a "version.texi" Texinfo include. Return the name
# of the include file if found, or the empty string if not. A
# "version.texi" file is actually any file whose name matches
# "vers*.texi".
sub scan_texinfo_file
{
local ($filename) = @_;
if (! open (TEXI, $filename))
{
&am_error ("couldn't open \`$filename': $!");
return '';
}
print "automake: reading $filename\n" if $verbose;
local ($vfile, $outfile);
while (<TEXI>)
{
if (/^\@setfilename +(\S+)/)
{
$outfile = $1;
last if ($vfile);
}
if (/^\@include\s+(vers[^.]*\.texi)\s*$/)
{
# Found version.texi include.
$vfile = $1;
last if $outfile;
}
}
close (TEXI);
return ($outfile, $vfile);
}
# Handle all Texinfo source.
sub handle_texinfo
{
&am_line_error ('TEXINFOS',
"\`TEXINFOS' is an anachronism; use \`info_TEXINFOS'")
if &variable_defined ('TEXINFOS');
return if (! &variable_defined ('info_TEXINFOS')
&& ! &variable_defined ('html_TEXINFOS'));
local (@texis) = &variable_value_as_list ('info_TEXINFOS');
local (@info_deps_list, @dvis_list, @texi_deps);
local ($infobase, $info_cursor);
local (%versions);
local ($done) = 0;
local ($vti);
local ($tc_cursor, @texi_cleans);
local ($canonical);
foreach $info_cursor (@texis)
{
($infobase = $info_cursor) =~ s/\.texi(nfo)?$//;
# If 'version.texi' is referenced by input file, then include
# automatic versioning capability.
local ($out_file, $vtexi) = &scan_texinfo_file ($relative_dir
. "/" . $info_cursor);
if ($out_file eq '')
{
&am_error ("\`$info_cursor' missing \@setfilename");
next;
}
if ($out_file =~ /\.(.+)$/ && $1 ne 'info')
{
# FIXME should report line number in input file.
&am_error ("output of \`$info_cursor', \`$out_file', has unrecognized extension");
next;
}
if ($vtexi)
{
&am_error ("\`$vtexi', included in \`$info_cursor', also included in \`$versions{$vtexi}'")
if (defined $versions{$vtexi});
$versions{$vtexi} = $info_cursor;
# We number the stamp-vti files. This is doable since the
# actual names don't matter much. We only number starting
# with the second one, so that the common case looks nice.
$vti = 'vti' . ($done ? $done : '');
&push_dist_common ($vtexi, 'stamp-' . $vti);
push (@clean, $vti);
# Only require once.
&require_conf_file_with_line ('info_TEXINFOS', $FOREIGN,
'mdate-sh')
if ! $done;
++$done;
local ($conf_pat);
($conf_pat = $config_aux_dir) =~ s/(\W)/\\$1/g;
$output_rules .=
&file_contents_with_transform
('s/\@TEXI\@/' . $info_cursor . '/g; '
. 's/\@VTI\@/' . $vti . '/g; '
. 's/\@VTEXI\@/' . $vtexi . '/g;'
. 's,\@MDDIR\@,' . $conf_pat . ',g;',
'texi-vers');
&push_phony_cleaners ($vti);
}
# If user specified file_TEXINFOS, then use that as explicit
# dependency list.
@texi_deps = ();
push (@texi_deps, $info_cursor);
push (@texi_deps, $vtexi) if $vtexi;
# Canonicalize name first.
($canonical = $infobase) =~ tr/A-Za-z0-9_/_/c;
if (&variable_defined ($canonical . "_TEXINFOS"))
{
push (@texi_deps, '$(' . $canonical . '_TEXINFOS)');
&push_dist_common ('$(' . $canonical . '_TEXINFOS)');
}
$output_rules .= ("\n" . $out_file . ": "
. join (' ', @texi_deps)
. "\n" . $infobase . ".dvi: "
. join (' ', @texi_deps)
. "\n\n");
push (@info_deps_list, $out_file);
push (@dvis_list, $infobase . '.dvi');
# Generate list of things to clean for this target. We do
# this explicitly because otherwise too many things could be
# removed. In particular the ".log" extension might
# reasonably be used in other contexts by the user.
foreach $tc_cursor ('aux', 'cp', 'cps', 'dvi', 'fn', 'fns',
'ky', 'log', 'pg', 'toc', 'tp', 'tps',
'vr', 'vrs', 'op', 'tr', 'cv')
{
push (@texi_cleans, $infobase . '.' . $tc_cursor);
}
}
# Find these programs wherever they may lie. Yes, this has
# intimate knowledge of the structure of the texinfo distribution.
&define_program_variable ('MAKEINFO', 'build', 'texinfo/makeinfo',
'makeinfo',
# Circumlocution to avoid accidental
# configure substitution.
'@MAKE' . 'INFO@');
&define_program_variable ('TEXI2DVI', 'src', 'texinfo/util',
'texi2dvi');
# Set transform for including texinfos.am. First, handle --cygnus
# stuff.
local ($xform);
if ($cygnus_mode)
{
$xform = 's/^NOTCYGNUS.*$//; s/^CYGNUS//;';
}
else
{
$xform = 's/^CYGNUS.*$//; s/^NOTCYGNUS//;';
}
# Handle location of texinfo.tex.
if ($cygnus_mode)
{
&define_variable ('TEXINFO_TEX',
'$(top_srcdir)/../texinfo/texinfo.tex');
}
elsif (! &variable_defined ('TEXINFO_TEX'))
{
&define_variable ('TEXINFO_TEX', '$(srcdir)/texinfo.tex');
}
local ($xxform) = &dirname ($contents{'TEXINFO_TEX'});
$xxform =~ s/(\W)/\\$1/g;
$xform .= ' s/\@TEXINFODIR\@/' . $xxform . '/g;';
$output_rules .= &file_contents_with_transform ($xform, 'texinfos');
push (@phony, 'install-info-am', 'uninstall-info');
push (@dist_targets, 'dist-info');
# How to clean. The funny name is due to --cygnus influence; in
# Cygnus mode, `clean-info' is a target that users can use.
$output_rules .= "\nmostlyclean-aminfo:\n";
&pretty_print_rule ("\trm -f", "\t ", @texi_cleans);
$output_rules .= ("\nclean-aminfo:\n\ndistclean-aminfo:\n\n"
. "maintainer-clean-aminfo:\n\t"
. 'for i in $(INFO_DEPS); do rm -f `eval echo $$i*`; done'
. "\n");
&push_phony_cleaners ('aminfo');
if ($cygnus_mode)
{
$output_rules .= "clean-info: mostlyclean-aminfo\n";
}
push (@suffixes, '.texi', '.texinfo', '.info', '.dvi', '.ps');
if (! defined $options{'no-installinfo'})
{
push (@uninstall, 'uninstall-info');
push (@installdirs, '$(infodir)');
unshift (@install_data, 'install-info-am');
# Make sure documentation is made and installed first. Use
# $(INFO_DEPS), not 'info', because otherwise recursive makes
# get run twice during "make all".
unshift (@all, '$(INFO_DEPS)');
}
push (@clean, 'info');
push (@info, '$(INFO_DEPS)');
push (@dvi, '$(DVIS)');
&define_variable ("INFO_DEPS", join (' ', @info_deps_list));
&define_variable ("DVIS", join (' ', @dvis_list));
# This next isn't strictly needed now -- the places that look here
# could easily be changed to look in info_TEXINFOS. But this is
# probably better, in case noinst_TEXINFOS is ever supported.
&define_variable ("TEXINFOS", $contents{'info_TEXINFOS'});
# Do some error checking. Note that this file is not required
# when in Cygnus mode; instead we defined TEXINFO_TEX explicitly
# up above.
&require_file_with_line ('info_TEXINFOS', $FOREIGN, 'texinfo.tex')
unless (defined $options{'no-texinfo.tex'}
|| &variable_defined ('TEXINFO_TEX'));
}
# Handle any man pages.
sub handle_man_pages
{
&am_line_error ('MANS', "\`MANS' is an anachronism; use \`man_MANS'")
if &variable_defined ('MANS');
return if ! &variable_defined ('man_MANS');
# We generate the manpage install code by hand to avoid the use of
# basename in the generated Makefile.
local (@mans) = &variable_value_as_list ('man_MANS');
local (%sections, %inames, %mbases, %secmap, %fullsecmap);
local ($i) = 1;
foreach (@mans)
{
# FIXME: statement without effect:
/^(.*)\.([0-9])([a-z]*)$/;
$sections{$2} = 1;
$inames{$i} = $_;
$mbases{$i} = $1;
$secmap{$i} = $2;
$fullsecmap{$i} = $2 . $3;
$i++;
}
# We don't really need this, but we use it in case we ever want to
# support noinst_MANS.
&define_variable ("MANS", $contents{'man_MANS'});
# Generate list of install dirs.
$output_rules .= "install-man: \$(MANS)\n";
$output_rules .= "\t\$(NORMAL_INSTALL)\n";
# Sort keys so that output is deterministic.
foreach (sort keys %sections)
{
push (@installdirs, '$(mandir)/man' . $_)
unless defined $options{'no-installman'};
$output_rules .= ("\t" . '$(mkinstalldirs) $(mandir)/man'
. $_ . "\n");
}
push (@phony, 'install-man');
# Generate install target.
local ($key);
foreach $key (sort keys %inames)
{
$_ = $install_man_format;
s/\@SECTION\@/$secmap{$key}/g;
s/\@MAN\@/$inames{$key}/g;
s/\@FULLSECT\@/$fullsecmap{$key}/g;
s/\@MANBASE\@/$mbases{$key}/g;
$output_rules .= $_;
}
$output_rules .= "\n";
$output_rules .= "uninstall-man:\n\t\$(NORMAL_UNINSTALL)\n";
foreach $key (sort keys %inames)
{
$_ = $uninstall_man_format;
s/\@SECTION\@/$secmap{$key}/g;
s/\@MAN\@/$inames{$key}/g;
s/\@FULLSECT\@/$fullsecmap{$key}/g;
s/\@MANBASE\@/$mbases{$key}/g;
$output_rules .= $_;
}
$output_rules .= "\n";
push (@phony, 'uninstall-man');
$output_vars .= &file_contents ('mans-vars');
if (! defined $options{'no-installman'})
{
push (@install_data, 'install-man');
push (@uninstall, 'uninstall-man');
push (@all, '$(MANS)');
}
}
# Handle DATA variables.
sub handle_data
{
&am_install_var ('data', 'DATA', 'data', 'sysconf',
'sharedstate', 'localstate', 'pkgdata',
'noinst', 'check');
}
# Handle TAGS.
sub handle_tags
{
push (@phony, 'tags');
local (@tag_deps) = ();
if (&variable_defined ('SUBDIRS'))
{
$output_rules .= ("tags-recursive:\n"
. "\tlist=\'\$(SUBDIRS)\'; for subdir in \$\$list; do \\\n"
# Never fail here if a subdir fails; it
# isn't important.
. "\t (cd \$\$subdir && \$(MAKE) tags); \\\n"
. "\tdone\n");
push (@tag_deps, 'tags-recursive');
push (@phony, 'tags-recursive');
}
if ($dir_holds_sources
|| $dir_holds_headers
|| &variable_defined ('ETAGS_ARGS')
|| @tag_deps)
{
local ($xform) = '';
local ($one_hdr);
foreach $one_hdr (@config_headers)
{
if ($relative_dir eq &dirname ($one_hdr))
{
# The config header is in this directory. So require it.
local ($var);
($var = &basename ($one_hdr)) =~ s/(\W)/\\$1/g;
$xform .= ' ' if $xform;
$xform .= $var;
}
}
$xform = ('s/\@CONFIG\@/' . $xform . '/;'
. 's/\@DIRS\@/' . join (' ', @tag_deps) . '/;');
if (&variable_defined ('SUBDIRS'))
{
$xform .= 's/^SUBDIRS//;';
}
else
{
$xform .= 's/^SUBDIRS.*$//;';
}
$output_rules .= &file_contents_with_transform ($xform, 'tags');
$output_rules .= &file_contents ('tags-clean');
push (@clean, 'tags');
&push_phony_cleaners ('tags');
&examine_variable ('TAGS_DEPENDENCIES');
}
elsif (&variable_defined ('TAGS_DEPENDENCIES'))
{
&am_line_error ('TAGS_DEPENDENCIES',
"doesn't make sense to define \`TAGS_DEPENDENCIES' without sources or \`ETAGS_ARGS'");
}
else
{
# Every Makefile must define some sort of TAGS rule.
# Otherwise, it would be possible for a top-level "make TAGS"
# to fail because some subdirectory failed.
$output_rules .= "tags: TAGS\nTAGS:\n\n";
}
}
# Worker for handle_dist.
sub handle_dist_worker
{
local ($makefile) = @_;
$output_rules .= 'distdir: $(DISTFILES)' . "\n";
# Initialization; only at top level.
if ($relative_dir eq '.')
{
if ($strictness >= $GNITS)
{
# For Gnits users, this is pretty handy. Look at 15 lines
# in case some explanatory text is desirable.
$output_rules .= ' @if sed 15q $(srcdir)/NEWS | fgrep -e "$(VERSION)" > /dev/null; then :; else \\
echo "NEWS not updated; not releasing" 1>&2; \\
exit 1; \\
fi
';
}
# Create dist directory.
$output_rules .= ("\trm -rf \$(distdir)\n"
. "\tmkdir \$(distdir)\n"
. "\t-chmod 777 \$(distdir)\n");
}
# Only run automake in `dist' target if --include-deps and
# `no-dependencies' not specified. That way the recipient of a
# distribution can run "make dist" and not need Automake. You
# might be wondering why we run automake once for each directory
# we distribute, instead of running it once at the top level. The
# answer is that we want to run automake after the dependencies
# have been generated. This occurs when "make" is run in the
# subdir. So automake must be run after make has updated the
# Makefile, which means that it must run once per directory.
if ($use_dependencies)
{
$output_rules .=
(
# We need an absolute path for --output-dir. Thus the
# weirdness.
"\t" . 'here=`cd $(top_builddir) && pwd`; top_distdir=`cd $$top_distdir && pwd` ' . "\\\n"
. "\t && cd \$(top_srcdir) \\\n"
. "\t && \$(AUTOMAKE) --include-deps --build-dir=\$\$here --srcdir-name=\$(top_srcdir) --output-dir=\$\$top_distdir "
# Set strictness of output.
. ($cygnus_mode ? '--cygnus' : ('--' . $strictness_name))
. " " . $makefile . "\n"
);
}
# Scan EXTRA_DIST to see if we need to distribute anything from a
# subdir. If so, add it to the list. I didn't want to do this
# originally, but there were so many requests that I finally
# relented.
local (@dist_dirs);
if (&variable_defined ('EXTRA_DIST'))
{
foreach (&variable_value_as_list ('EXTRA_DIST'))
{
next if /^\@.*\@$/;
next unless s,/+[^/]+$,,;
push (@dist_dirs, $_)
unless $_ eq '.';
}
}
if (@dist_dirs)
{
# Prepend $(distdir) to each directory given. Doing it via a
# hash lets us ensure that each directory is used only once.
local (%dhash);
grep ($dhash{'$(distdir)/' . $_} = 1, @dist_dirs);
$output_rules .= "\t";
&pretty_print_rule ('$(mkinstalldirs)', "\t ", sort keys %dhash);
}
# In loop, test for file existence because sometimes a file gets
# included in DISTFILES twice. For example this happens when a
# single source file is used in building more than one program.
# Also, there are situations in which "ln" can fail. For instance
# a file to distribute could actually be a cross-filesystem
# symlink -- this can easily happen if "gettextize" was run on the
# distribution.
$output_rules .= "\t\@for file in \$(DISTFILES); do \\\n";
if ($cygnus_mode)
{
$output_rules .= "\t if test -f \$\$file; then d=.; else d=\$(srcdir); fi; \\\n";
}
else
{
$output_rules .= "\t d=\$(srcdir); \\\n";
}
$output_rules .= ' test -f $(distdir)/$$file \\
|| ln $$d/$$file $(distdir)/$$file 2> /dev/null \\
|| cp -p $$d/$$file $(distdir)/$$file; \\
done
';
# If we have SUBDIRS, create all dist subdirectories and do
# recursive build.
if (&variable_defined ('SUBDIRS'))
{
# Test for directory existence here because previous automake
# invocation might have created some directories. Note that
# we explicitly set distdir for the subdir make; that lets us
# mix-n-match many automake-using packages into one large
# package, and have "dist" at the top level do the right
# thing.
$output_rules .= ' for subdir in $(SUBDIRS); do \\
test -d $(distdir)/$$subdir \\
|| mkdir $(distdir)/$$subdir \\
|| exit 1; \\
chmod 777 $(distdir)/$$subdir; \\
(cd $$subdir && $(MAKE) top_distdir=$(top_distdir) distdir=../$(distdir)/$$subdir distdir) \\
|| exit 1; \\
done
';
}
# If the target `dist-hook' exists, make sure it is run. This
# allows users to do random weird things to the distribution
# before it is packaged up.
push (@dist_targets, 'dist-hook') if defined $contents{'dist-hook'};
local ($targ);
foreach $targ (@dist_targets)
{
# We must explicitly set distdir and top_distdir for these
# sub-makes.
$output_rules .= "\t\$(MAKE) top_distdir=\"\$(distdir)\" distdir=\"\$(distdir)\" $targ\n";
}
push (@phony, 'distdir');
}
# Handle 'dist' target.
sub handle_dist
{
local ($makefile) = @_;
# Set up maint_charset.
$local_maint_charset = $contents{'MAINT_CHARSET'}
if &variable_defined ('MAINT_CHARSET');
$maint_charset = $local_maint_charset
if $relative_dir eq '.';
if (&variable_defined ('DIST_CHARSET'))
{
&am_line_error ('DIST_CHARSET',
"DIST_CHARSET defined but no MAINT_CHARSET defined")
if ! $local_maint_charset;
if ($relative_dir eq '.')
{
$dist_charset = $contents{'DIST_CHARSET'}
}
else
{
&am_line_error ('DIST_CHARSET',
"DIST_CHARSET can only be defined at top level");
}
}
# Look for common files that should be included in distribution.
local ($cfile);
foreach $cfile (@common_files)
{
if (-f ($relative_dir . "/" . $cfile))
{
&push_dist_common ($cfile);
}
}
# Keys of %dist_common are names of files to distributed. We put
# README first because it then becomes easier to make a
# Usenet-compliant shar file (in these, README must be first).
# FIXME: do more ordering of files here.
local (@coms);
if (defined $dist_common{'README'})
{
push (@coms, 'README');
delete $dist_common{'README'};
}
push (@coms, sort keys %dist_common);
&define_pretty_variable ("DIST_COMMON", @coms);
$output_vars .= "\n";
# Some boilerplate.
$output_vars .= &file_contents ('dist-vars') . "\n";
&define_variable ('TAR', $TAR);
&define_variable ('GZIP', '--best');
# Put these things in rules section so it is easier for whoever
# reads Makefile.in.
if (! &variable_defined ('distdir'))
{
if ($relative_dir eq '.')
{
$output_rules .= "\n" . 'distdir = $(PACKAGE)-$(VERSION)' . "\n";
}
else
{
$output_rules .= ("\n"
. 'distdir = $(top_builddir)/$(PACKAGE)-$(VERSION)/$(subdir)'
. "\n");
}
}
if ($relative_dir ne '.')
{
$output_rules .= "\nsubdir = " . $relative_dir . "\n";
}
# Generate 'dist' target, and maybe dist-shar / dist-zip / dist-tarZ.
if ($relative_dir eq '.')
{
# Rule to check whether a distribution is viable.
$output_rules .= ('# This target untars the dist file and tries a VPATH configuration. Then
# it guarantees that the distribution is self-contained by making another
# tarfile.
distcheck: dist
rm -rf $(distdir)
GZIP=$(GZIP) $(TAR) zxf $(distdir).tar.gz
mkdir $(distdir)/=build
mkdir $(distdir)/=inst
dc_install_base=`cd $(distdir)/=inst && pwd`; \\'
. (defined $contents{'distcheck-hook'}
? "\t\$(MAKE) distcheck-hook"
: '')
. '
cd $(distdir)/=build \\
&& ../configure '
. ($seen_gettext ? '--with-included-gettext ' : '')
. '--srcdir=.. --prefix=$$dc_install_base \\
&& $(MAKE) \\
&& $(MAKE) dvi \\
&& $(MAKE) check \\
&& $(MAKE) install \\
&& $(MAKE) installcheck \\
&& $(MAKE) dist
rm -rf $(distdir)
@echo "========================"; \\
echo "$(distdir).tar.gz is ready for distribution"; \\
echo "========================"
');
local ($dist_all) = ('dist-all: distdir' . "\n"
. $dist_header);
local ($curs);
foreach $curs ('dist', 'dist-shar', 'dist-zip', 'dist-tarZ')
{
if (defined $options{$curs} || $curs eq 'dist')
{
$output_rules .= ($curs . ': distdir' . "\n"
. $dist_header
. $dist{$curs}
. $dist_trailer);
$dist_all .= $dist{$curs};
}
}
$output_rules .= $dist_all . $dist_trailer;
}
# Generate distdir target.
&handle_dist_worker ($makefile);
}
# Scan a single dependency file and rewrite the dependencies as
# appropriate. Essentially this means:
# * Clean out absolute dependencies which are not desirable.
# * Rewrite other dependencies to be relative to $(top_srcdir).
sub scan_dependency_file
{
local ($depfile) = @_;
if (! open (DEP_FILE, $depfile))
{
&am_error ("couldn't open \`$depfile': $!");
return;
}
print "automake: reading $depfile\n" if $verbose;
# Sometimes it is necessary to omit some dependencies.
local (%omit) = %omit_dependencies;
if (&variable_defined ('OMIT_DEPENDENCIES'))
{
grep ($omit{$_} = 1, &variable_value_as_list ('OMIT_DEPENDENCIES'));
}
local ($first_line) = 1;
local ($last_line) = 0;
local ($target, @dependencies);
local ($one_dep, $xform);
local ($just_file);
local ($srcdir_rx, $fixup_rx);
# If the top srcdir is absolute, then the current directory is
# just relative_dir. But if the top srcdir is relative, then we
# need to add some dots first. The same holds when matching
# srcdir directly.
if ($srcdir_name =~ /^\//)
{
($fixup_rx = $srcdir_name . '/' . $relative_dir . '/')
=~ s/(\W)/\\$1/g;
($srcdir_rx = $srcdir_name . '/') =~ s/(\W)/\\$1/g;
}
else
{
($fixup_rx = ($srcdir_name . '/' . $top_builddir . '/'
. $relative_dir . '/')) =~ s/(\W)/\\$1/g;
$srcdir_rx = $srcdir_name . '/';
# Don't append a spurious "." to the regex.
$srcdir_rx .= $top_builddir
unless $top_builddir eq '.';
$srcdir_rx =~ s/(\W)/\\$1/g;
}
local ($rewrite_builddir) = (($top_builddir eq '.')
? ''
: $top_builddir . '/');
while (<DEP_FILE>)
{
if ($last_line)
{
# If LAST_LINE set then we've already seen what we thought
# was the last line.
goto bad_format;
}
next if (/$WHITE_PATTERN/o);
chop;
if (! s/\\$//)
{
# No trailing "\" means this should be the last line.
$last_line = 1;
}
if ($first_line)
{
if (! /^([^:]+:)(.+)$/)
{
bad_format:
&am_error ("\`$depfile' has incorrect format");
close (DEP_FILE);
return;
}
$_ = $2;
# Make sure to strip the .P file from the target.
($target = $1) =~ s, *\.deps/[^.]+\.P,,;
$first_line = 0;
}
foreach $one_dep (split (' ', $_))
{
if ($one_dep =~ /^$fixup_rx/)
{
# The dependency points to the current directory in
# some way.
($xform = $one_dep) =~ s/^$fixup_rx//;
push (@dependencies, $xform);
}
elsif ($one_dep =~ /^$srcdir_rx/)
{
# The dependency is in some other directory in the package.
($xform = $one_dep) =~ s/^$srcdir_rx/$rewrite_builddir/;
push (@dependencies, $xform);
}
elsif ($one_dep =~ /^\//)
{
# Absolute path; ignore.
}
else
{
# Anything else is assumed to be correct. But first
# make sure it is not on our list of dependencies to
# omit.
($just_file = $one_dep) =~ s,^.*/,,;
push (@dependencies, $one_dep)
if ! defined $omit{$just_file};
}
}
}
&pretty_print_rule ($target, "\t", @dependencies);
close (DEP_FILE);
}
# Handle auto-dependency code.
sub handle_dependencies
{
if ($use_dependencies)
{
# Include GNU-make-specific auto-dep code.
if ($dir_holds_sources)
{
&define_pretty_variable ('DEP_FILES', sort keys %dep_files);
$output_rules .= &file_contents ('depend');
push (@clean, 'depend');
&push_phony_cleaners ('depend');
$output_rules .=
&file_contents_with_transform ('s/\@EXT\@/.c/g;'
. 's/\@MKDEP\@/MKDEP/g;'
. 's/^ONLYC//g;',
'depend2');
local ($ext);
local ($need_cxx) = 0;
foreach $ext (sort keys %cxx_extensions)
{
$output_rules .=
&file_contents_with_transform ('s/\@EXT\@/' . $ext .'/g;'
. 's/\@MKDEP\@/CXXMKDEP/g;'
. 's/^ONLYC.*$//;',
'depend2');
$need_cxx = 1;
}
if ($need_cxx)
{
&define_variable ('CXXMKDEP', '$(CXX) -M $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CXXFLAGS)');
}
}
}
elsif ($build_directory ne '')
{
# Include any auto-generated deps that are present. Note that
# $build_directory ends in a "/".
if (-d ($build_directory . $relative_dir . "/.deps")
&& -f ($build_directory . $relative_dir . "/.deps/.P"))
{
local ($depfile);
foreach $depfile (&my_glob ($build_directory
. $relative_dir . "/.deps/*.P"))
{
&scan_dependency_file ($depfile);
}
$output_rules .= "\n";
}
}
}
# Handle subdirectories.
sub handle_subdirs
{
return if ! &variable_defined ('SUBDIRS');
# Make sure each directory mentioned in SUBDIRS actually exists.
local ($dir);
foreach $dir (&variable_value_as_list ('SUBDIRS'))
{
# Skip directories substituted by configure.
next if $dir =~ /^\@.*\@$/;
if (! -d $am_relative_dir . '/' . $dir)
{
&am_line_error ('SUBDIRS',
"required directory $am_relative_dir/$dir does not exist");
next;
}
&am_line_error ('SUBDIRS', "directory should not contain \`/'")
if $dir =~ /\//;
}
local ($xform) = ('s/\@INSTALLINFO\@/' .
(defined $options{'no-installinfo'}
? 'install-info-recursive'
: '')
. '/;');
$output_rules .= &file_contents_with_transform ($xform, 'subdirs');
# Push a bunch of phony targets.
local ($phonies);
foreach $phonies ('-data', '-exec', 'dirs')
{
push (@phony, 'install' . $phonies . '-recursive');
push (@phony, 'uninstall' . $phonies . '-recursive');
}
foreach $phonies ('all', 'check', 'installcheck', 'info', 'dvi')
{
push (@phony, $phonies . '-recursive');
}
&push_phony_cleaners ('recursive');
push (@check_tests, "check-recursive");
push (@installcheck, "installcheck-recursive");
push (@info, "info-recursive");
push (@dvi, "dvi-recursive");
$recursive_install = 1;
}
# Handle aclocal.m4.
sub handle_aclocal_m4
{
local ($regen_aclocal) = 0;
if (-f 'aclocal.m4')
{
&define_variable ("ACLOCAL_M4", '$(top_srcdir)/aclocal.m4');
&push_dist_common ('aclocal.m4');
if (open (ACLOCAL, '< aclocal.m4'))
{
local ($line);
$line = <ACLOCAL>;
close (ACLOCAL);
if ($line =~ 'generated automatically by aclocal')
{
$regen_aclocal = 1;
}
}
}
local ($acinclude) = 0;
if (-f 'acinclude.m4')
{
$regen_aclocal = 1;
$acinclude = 1;
}
# Note that it might be possible that aclocal.m4 doesn't exist but
# should be auto-generated. This case probably isn't very
# important.
if ($regen_aclocal)
{
local (@ac_deps) = (
($seen_maint_mode ? "\@MAINT\@" : "") ,
"configure.in",
($acinclude ? ' acinclude.m4' : '')
);
# Scan all -I directories for m4 files. These are our
# dependencies.
if (&variable_defined ('ACLOCAL_AMFLAGS'))
{
local ($amdir);
foreach $amdir (&variable_value_as_list ('ACLOCAL_AMFLAGS'))
{
if ($amdir =~ s/^-I//
&& $amdir !~ /^\//
&& -d $amdir)
{
push (@ac_deps, &my_glob ($am_dir . '/*.m4'));
}
}
}
&pretty_print_rule ("\$(ACLOCAL_M4):", "\t\t", @ac_deps);
$output_rules .= ("\t"
. 'cd $(srcdir) && $(ACLOCAL)'
. (&variable_defined ('ACLOCAL_AMFLAGS')
? ' $(ACLOCAL_AMFLAGS)' : '')
. "\n");
}
}
# Rewrite a list of input files into a form suitable to put on a
# dependency list. The idea is that if an input file has a directory
# part the same as the current directory, then the directory part is
# simply removed. But if the directory part is different, then
# $(top_srcdir) is prepended. Among other things, this is used to
# generate the dependency list for the output files generated by
# AC_OUTPUT. Consider what the dependencies should look like in this
# case:
# AC_OUTPUT(src/out:src/in1:lib/in2)
sub rewrite_inputs_into_dependencies
{
local (@inputs) = @_;
local ($single, @newinputs);
foreach $single (@inputs)
{
if (&dirname ($single) eq $relative_dir)
{
push (@newinputs, &basename ($single));
}
else
{
push (@newinputs, '$(top_srcdir)/' . $single);
}
}
return @newinputs;
}
# Handle remaking and configure stuff.
# We need the name of the input file, to do proper remaking rules.
sub handle_configure
{
local ($local, $input, @secondary_inputs) = @_;
# If SUBDIRS defined, require AC_PROG_MAKE_SET.
&am_line_error ('SUBDIRS', "AC_PROG_MAKE_SET must be used in configure.in")
if &variable_defined ('SUBDIRS') && ! $seen_make_set;
local ($top_reldir);
local ($input_base) = &basename ($input);
local ($local_base) = &basename ($local);
local ($amfile) = $input_base . '.am';
# We know we can always add '.in' because it really should be an
# error if the .in was missing originally.
local ($infile) = '$(srcdir)/' . $input_base . '.in';
local ($colon_infile);
if ($local ne $input)
{
$colon_infile = ':' . $input . '.in';
}
$colon_infile .= ':' . join (':', @secondary_inputs)
if @secondary_inputs;
local (@rewritten) = &rewrite_inputs_into_dependencies (@secondary_inputs);
# This rule remakes the Makefile.in. Note use of @MAINT@ forces
# us to abandon pretty-printing. Sigh.
$output_rules .= ($infile
# NOTE perl 5.003 (with -w) gives a
# uninitialized value error on the next line.
# Don't know why.
. ': '
. ($seen_maint_mode ? '@MAINT@ ' : '')
. $amfile . ' '
. '$(top_srcdir)/configure.in $(ACLOCAL_M4) '
. join (' ', @rewritten) . "\n"
. "\tcd \$(top_srcdir) && \$(AUTOMAKE) "
. ($cygnus_mode ? '--cygnus' : ('--' . $strictness_name))
. ' ' . $input . $colon_infile . "\n\n");
# This rule remakes the Makefile.
$output_rules .= ($local_base
# NOTE: bogus uninit value error on next line;
# see comment above.
. ': '
. $infile . ' '
. '$(top_builddir)/config.status $(BUILT_SOURCES)'
. "\n"
. "\tcd \$(top_builddir) \\\n"
. "\t && CONFIG_FILES="
. (($relative_dir eq '.') ? '$@' : '$(subdir)/$@')
. $colon_infile
. ' CONFIG_HEADERS= $(SHELL) ./config.status'
. "\n\n");
if ($relative_dir ne '.')
{
# In subdirectory.
$top_reldir = '../';
}
else
{
&handle_aclocal_m4;
$output_rules .= &file_contents ('remake');
&examine_variable ('CONFIGURE_DEPENDENCIES');
$top_reldir = '';
}
# If we have a configure header, require it.
local ($one_hdr);
local (@local_fullnames) = @config_fullnames;
local (@local_names) = @config_names;
local ($hdr_index) = 0;
local ($distclean_config) = '';
foreach $one_hdr (@config_headers)
{
local ($one_fullname) = shift (@local_fullnames);
local ($one_name) = shift (@local_names);
$hdr_index += 1;
if ($relative_dir eq &dirname ($one_hdr))
{
local ($ch_sans_dir) = &basename ($one_hdr);
local ($cn_sans_dir) = &basename ($one_name);
&require_file_with_conf_line ($config_header_line,
$FOREIGN, $ch_sans_dir);
# Header defined and in this directory.
local (@files);
if (-f $relative_dir . '/acconfig.h')
{
push (@files, 'acconfig.h');
}
if (-f $one_name . '.top')
{
push (@files, "${cn_sans_dir}.top");
}
if (-f $one_name . '.bot')
{
push (@files, "${cn_sans_dir}.bot");
}
&push_dist_common (@files);
local ($stamp_name) = 'stamp-h';
$stamp_name .= "${hdr_index}" if scalar (@config_headers) > 1;
local ($xform) = '';
$xform = 's,\@FILES\@,' . join (' ', @files) . ',;';
$xform .= 's,\@CONFIG_HEADER\@,' . "${cn_sans_dir}" . ',;';
$xform .= 's,\@CONFIG_HEADER_IN\@,' . "${ch_sans_dir}" . ',;';
$xform .= 's,\@CONFIG_HEADER_FULL\@,' . "${one_fullname}" . ',;';
$xform .= 's,\@STAMP\@,' . "${stamp_name}" . ',;';
$output_rules .= &file_contents_with_transform ($xform,
'remake-hdr');
&touch ($relative_dir . "/${stamp_name}.in");
&require_file_with_conf_line ($config_header_line, $FOREIGN,
"${stamp_name}.in");
$distclean_config .= ' ' if $distclean_config;
$distclean_config .= $cn_sans_dir;
}
}
if ($distclean_config)
{
$output_rules .= &file_contents_with_transform ('s,\@FILES\@,'
. $distclean_config
. ',;',
'clean-hdr');
push (@clean, 'hdr');
&push_phony_cleaners ('hdr');
}
# Set location of mkinstalldirs.
if ($config_aux_dir ne '.' && $config_aux_dir ne '')
{
&define_variable ('mkinstalldirs', ('$(SHELL) ' . $config_aux_dir
. '/mkinstalldirs'));
}
else
{
&define_variable ('mkinstalldirs',
'$(SHELL) $(top_srcdir)/mkinstalldirs');
}
&am_line_error ('CONFIG_HEADER',
"\`CONFIG_HEADER' is an anachronism; now determined from \`configure.in'")
if &variable_defined ('CONFIG_HEADER');
local ($one_name);
local ($config_header) = '';
foreach $one_name (@config_names)
{
# Generate CONFIG_HEADER define.
local ($one_hdr);
if ($relative_dir eq &dirname ($one_name))
{
$one_hdr = &basename ($one_name);
}
else
{
$one_hdr = "${top_builddir}/${one_name}";
}
$config_header .= ' ' if $config_header;
$config_header .= $one_hdr;
}
if ($config_header)
{
&define_variable ("CONFIG_HEADER", $config_header);
}
# Now look for other files in this directory which must be remade
# by config.status, and generate rules for them.
local (@actual_other_files) = ();
local ($file, $local);
local (@inputs, @rewritten_inputs, $single);
foreach $file (@other_input_files)
{
if ($file =~ /^(.*):(.*)$/)
{
# This is the ":" syntax of AC_OUTPUT.
$file = $1;
$local = &basename ($file);
@inputs = split (':', $2);
@rewritten_inputs = &rewrite_inputs_into_dependencies (@inputs);
}
else
{
# Normal usage.
$local = &basename ($file);
@inputs = ($local . '.in');
@rewritten_inputs =
&rewrite_inputs_into_dependencies ($file . '.in');
}
# Skip files not in this directory.
next unless &dirname ($file) eq $relative_dir;
# Skip any file that is an automake input.
next if -f $file . '.am';
# Some users have been tempted to put `stamp-h' in the
# AC_OUTPUT line. This won't do the right thing, so we
# explicitly fail here.
if ($local eq 'stamp-h')
{
# FIXME: allow real filename.
&am_conf_error ('configure.in', $ac_output_line,
'stamp-h should not appear in AC_OUTPUT');
next;
}
$output_rules .= ($local . ': '
. '$(top_builddir)/config.status '
. join (' ', @rewritten_inputs) . "\n"
. "\t"
. 'cd $(top_builddir) && CONFIG_FILES='
. ($relative_dir eq '.' ? '' : '$(subdir)/')
. '$@' . (length (@rewritten_inputs) > 1
? (':' . join (':', @rewritten_inputs))
: '')
. ' CONFIG_HEADERS= ./config.status'
. "\n");
push (@actual_other_files, $local);
# Require all input files.
&require_file_with_conf_line ($ac_output_line, $FOREIGN,
@inputs);
}
# These files get removed by "make clean".
&define_pretty_variable ('CONFIG_CLEAN_FILES', @actual_other_files);
}
# Handle C headers.
sub handle_headers
{
$dir_holds_headers = &am_install_var ('header', 'HEADERS', 'include',
'oldinclude', 'pkginclude',
'noinst', 'check');
}
sub handle_gettext
{
return if ! $seen_gettext || $relative_dir ne '.';
if (! &variable_defined ('SUBDIRS'))
{
&am_conf_error
("AM_GNU_GETTEXT in configure.in but SUBDIRS not defined");
return;
}
&require_file_with_conf_line ($ac_gettext_line, $FOREIGN, 'ABOUT-NLS')
if $seen_gettext;
if (&variable_defined ('SUBDIRS'))
{
&am_line_error
('SUBDIRS',
"AM_GNU_GETTEXT in configure.in but \`po' not in SUBDIRS")
if $contents{'SUBDIRS'} !~ /\bpo\b/;
&am_line_error
('SUBDIRS',
"AM_GNU_GETTEXT in configure.in but \`intl' not in SUBDIRS")
if $contents{'SUBDIRS'} !~ /\bintl\b/;
}
# Ensure that each language in ALL_LINGUAS has a .po file, and
# each po file is mentioned in ALL_LINGUAS.
if ($seen_linguas)
{
local (%linguas) = ();
grep ($linguas{$_} = 1, split (' ', $all_linguas));
foreach (<po/*.po>)
{
s/^po\///;
s/\.po$//;
&am_line_error ($all_linguas_line,
("po/$_.po exists but \`$_' not in \`ALL_LINGUAS'"))
if ! $linguas{$_};
}
foreach (keys %linguas)
{
&am_line_error ($all_linguas_line,
"$_ in \`ALL_LINGUAS' but po/$_.po does not exist")
if ! -f "po/$_.po";
}
}
else
{
&am_error ("AM_GNU_GETTEXT in configure.in but \`ALL_LINGUAS' not defined");
}
}
# Handle footer elements.
sub handle_footer
{
if ($contents{'SOURCES'})
{
# NOTE don't use define_pretty_variable here, because
# $contents{...} is already defined.
$output_vars .= 'SOURCES = ' . $contents{'SOURCES'} . "\n";
}
if ($contents{'OBJECTS'})
{
# NOTE don't use define_pretty_variable here, because
# $contents{...} is already defined.
$output_vars .= 'OBJECTS = ' . $contents{'OBJECTS'} . "\n";
}
if ($contents{'SOURCES'} || $contents{'OBJECTS'})
{
$output_vars .= "\n";
}
if (&variable_defined ('SUFFIXES'))
{
# Push actual suffixes, and not $(SUFFIXES). Some versions of
# make do not like variable substitutions on the .SUFFIXES
# line.
push (@suffixes, &variable_value_as_list ('SUFFIXES'));
}
if (&target_defined ('.SUFFIXES'))
{
&am_line_error ('.SUFFIXES',
"use variable \`SUFFIXES', not target \`.SUFFIXES'");
}
# Note: AIX 4.1 /bin/make will fail if any suffix rule appears
# before .SUFFIXES. So we make sure that .SUFFIXES appears before
# anything else, by sticking it right after the default: target.
$output_header .= ".SUFFIXES:\n";
if (@suffixes)
{
# Make sure suffixes has unique elements. Sort them to ensure
# the output remains consistent.
local (%suffixes);
grep ($suffixes{$_} = 1, @suffixes);
$output_header .= (".SUFFIXES: "
. join (' ', sort keys %suffixes)
. "\n");
}
$output_trailer .= &file_contents ('footer');
}
# Deal with installdirs target.
sub handle_installdirs
{
# GNU Makefile standards recommend this.
$output_rules .= ("installdirs:"
. ($recursive_install
? " installdirs-recursive\n"
: "\n"));
push (@phony, 'installdirs');
if (@installdirs)
{
&pretty_print_rule ("\t" . '$(mkinstalldirs) ', "\t\t",
@installdirs);
}
$output_rules .= "\n";
}
# There are several targets which need to be merged. This is because
# their complete definition is compiled from many parts. Note that we
# avoid double colon rules, otherwise we'd use them instead.
sub handle_merge_targets
{
local ($makefile) = @_;
# There are a few install-related variables that you should not define.
local ($var);
foreach $var ('PRE_INSTALL', 'POST_INSTALL', 'NORMAL_INSTALL')
{
if (&variable_defined ($var))
{
&am_line_error ($var, "\`$var' should not be defined");
}
}
# Put this at the beginning for the sake of non-GNU makes. This
# is still wrong if these makes can run parallel jobs. But it is
# right enough.
unshift (@all, &basename ($makefile));
local ($one_name);
foreach $one_name (@config_names)
{
push (@all, &basename ($one_name))
if &dirname ($one_name) eq $relative_dir;
}
&do_one_merge_target ('info', @info);
&do_one_merge_target ('dvi', @dvi);
&do_check_merge_target;
&do_one_merge_target ('installcheck', @installcheck);
if (defined $options{'no-installinfo'})
{
# FIXME: this is kind of a hack; should find another way to
# know that this is required.
local (@dirs);
if (grep ($_ eq 'install-info-am', @phony))
{
push (@dirs, 'install-info-am');
}
if (&variable_defined ('SUBDIRS'))
{
push (@dirs, 'install-info-recursive');
}
&do_one_merge_target ('install-info', @dirs);
}
# Handle the various install targets specially. We do this so
# that (eg) "make install-exec" will run "install-exec-recursive"
# if required, but "make install" won't run it twice. Step one is
# to see if the user specified local versions of any of the
# targets we handle. "all" is treated as one of these since
# "install" can run it.
push (@install_exec, 'install-exec-local')
if defined $contents{'install-exec-local'};
push (@install_data, 'install-data-local')
if defined $contents{'install-data-local'};
push (@uninstall, 'uninstall-local')
if defined $contents{'uninstall-local'};
local ($utarg);
foreach $utarg ('uninstall-data-local', 'uninstall-data-hook',
'uninstall-exec-local', 'uninstall-exec-hook')
{
if (defined $contents{$utarg})
{
local ($x);
($x = $utarg) =~ s/(data|exec)-//;
&am_line_error ($utarg, "use \`$x', not \`$utarg'");
}
}
push (@all, 'all-local')
if defined $contents{'all-local'};
if (defined $contents{'install-local'})
{
&am_line_error ('install-local',
"use \`install-data' or \`install-exec', not \`install'");
}
# Step two: if we are doing recursive makes, write out the
# appropriate rules.
local (@install);
if ($recursive_install)
{
push (@install, 'install-recursive');
if (@all)
{
local (@hackall) = ();
local ($one_name);
local ($local_headers) = '';
foreach $one_name (@config_names)
{
if (&dirname ($one_name) eq $relative_dir)
{
$local_headers .= ' ' if $local_headers;
$local_headers .= &basename ($one_name);
}
}
if ($local_headers)
{
# This is kind of a hack, but I couldn't see a better
# way to handle it. In this particular case, we need
# to make sure config.h is built before we recurse.
# We can't do this by changing the order of
# dependencies to the "all" because that breaks when
# using parallel makes. Instead we handle things
# explicitly.
$output_rules .= ("all-recursive-am: ${local_headers}"
. "\n\t" . '$(MAKE) all-recursive'
. "\n\n");
push (@hackall, 'all-recursive-am');
push (@phony, 'all-recursive-am');
}
else
{
push (@hackall, 'all-recursive');
}
$output_rules .= ('all-am: '
. join (' ', @all)
. "\n\n");
@all = @hackall;
push (@all, 'all-am');
push (@phony, 'all-am');
}
else
{
@all = ('all-recursive');
# Must always generate `all-am' target, so it can be
# referred to elsewhere.
$output_rules .= "all-am:\n";
}
if (@install_exec)
{
$output_rules .= ('install-exec-am: '
. join (' ', @install_exec)
. "\n\n");
@install_exec = ('install-exec-recursive', 'install-exec-am');
push (@install, 'install-exec-am');
push (@phony, 'install-exec-am');
}
else
{
@install_exec = ('install-exec-recursive');
}
if (@install_data)
{
$output_rules .= ('install-data-am: '
. join (' ', @install_data)
. "\n\n");
@install_data = ('install-data-recursive', 'install-data-am');
push (@install, 'install-data-am');
push (@phony, 'install-data-am');
}
else
{
@install_data = ('install-data-recursive');
}
if (@uninstall)
{
$output_rules .= ('uninstall-am: '
. join (' ', @uninstall)
. "\n\n");
@uninstall = ('uninstall-recursive', 'uninstall-am');
push (@phony, 'uninstall-am');
}
else
{
@uninstall = ('uninstall-recursive');
}
}
# Step three: print definitions users can use. Code below knows
# that install-exec is done before install-data, beware.
$output_rules .= ("install-exec: "
. join (' ', @install_exec)
. "\n");
$output_rules .= "\t\@\$(NORMAL_INSTALL)\n";
if (defined $contents{'install-exec-hook'})
{
$output_rules .= "\t" . '$(MAKE) install-exec-hook' . "\n";
}
$output_rules .= "\n";
push (@install, 'install-exec') if !$recursive_install;
push (@phony, 'install-exec');
$output_rules .= ("install-data: "
. join (' ', @install_data)
. "\n");
$output_rules .= "\t\@\$(NORMAL_INSTALL)\n";
if (defined $contents{'install-data-hook'})
{
$output_rules .= "\t" . '$(MAKE) install-data-hook' . "\n";
}
$output_rules .= "\n";
push (@install, 'install-data') if !$recursive_install;
push (@phony, 'install-data');
# If no dependencies for 'install', add 'all'. Why? That way
# "make install" at top level of distclean'd distribution won't
# fail because stuff in 'lib' fails to build.
if (! @install || (scalar (@install) == 2
&& $install[0] eq 'install-exec'
&& $install[1] eq 'install-data'))
{
push (@install, 'all');
}
$output_rules .= ('install: '
. join (' ', @install)
# Use "@:" as empty command so nothing prints.
. "\n\t\@:"
. "\n\n"
. 'uninstall: '
. join (' ', @uninstall)
. "\n\n");
push (@phony, 'install', 'uninstall');
$output_rules .= ('all: '
. join (' ', @all)
. "\n\n");
push (@phony, 'all');
# Generate the new 'install-strip' target.
$output_rules .= ("install-strip:\n\t"
. '$(MAKE) INSTALL_PROGRAM=\'$(INSTALL_PROGRAM) -s\' install'
. "\n");
}
# Helper for handle_merge_targets.
sub do_one_merge_target
{
local ($name, @values) = @_;
if (defined $contents{$name . '-local'})
{
# User defined local form of target. So include it.
push (@values, $name . '-local');
push (@phony, $name . '-local');
}
&pretty_print_rule ($name . ":", "\t\t", @values);
push (@phony, $name);
}
# Handle check merge target specially.
sub do_check_merge_target
{
if (defined $contents{'check-local'})
{
# User defined local form of target. So include it.
push (@check_tests, 'check-local');
push (@phony, 'check-local');
}
if (! &variable_defined ('SUBDIRS'))
{
# 'check' must depend on `all', but not when doing recursive
# build.
unshift (@check, 'all');
}
else
{
# When subdirs are used, do the `all' build and then do all
# the recursive stuff. Actually use `all-am' because it
# doesn't recurse; we rely on the check target in the subdirs
# to do the required builds there.
unshift (@check, 'all-am');
}
# The check target must depend on the local equivalent of `all',
# to ensure all the primary targets are built. Also it must
# depend on the test code named in @check.
&pretty_print_rule ('check:', "\t\t", @check);
# Now the check rules must explicitly run anything named in
# @check_tests. This is done via a separate make invocation to
# avoid problems with parallel makes. Every time I write code
# like this I wonder: how could you invent a parallel make and not
# provide any real synchronization facilities?
&pretty_print_rule ("\t\$(MAKE)", "\t ", @check_tests);
}
# Handle all 'clean' targets.
sub handle_clean
{
push (@clean, 'generic');
$output_rules .= &file_contents ('clean');
&push_phony_cleaners ('generic');
local ($target) = $recursive_install ? 'clean-am' : 'clean';
&do_one_clean_target ($target, 'mostly', '', @clean);
&do_one_clean_target ($target, '', 'mostly', @clean);
&do_one_clean_target ($target, 'dist', '', @clean);
&do_one_clean_target ($target, 'maintainer-', 'dist', @clean);
push (@phony, 'clean', 'mostlyclean', 'distclean', 'maintainer-clean');
local (@deps);
if ($recursive_install)
{
# Do -recursive before -am. If you aren't doing a parallel
# make, this can be nicer.
@deps = ('recursive', 'am');
&do_one_clean_target ('', 'mostly', '', @deps);
&do_one_clean_target ('', '', '', @deps);
&do_one_clean_target ('', 'dist', '', @deps);
&do_one_clean_target ('', 'maintainer-', '', @deps);
}
}
# Helper for handle_clean.
sub do_one_clean_target
{
local ($target, $name, $last_name, @deps) = @_;
# Special case: if target not passed, then don't generate
# dependency on next "lower" clean target (eg no
# clean<-mostlyclean derivation). In this case the target is
# implicitly known to be 'clean'.
local ($flag) = $target;
$target = 'clean' if ! $flag;
grep (($_ = $name . 'clean-' . $_) && 0, @deps);
if ($flag)
{
if ($last_name || $name ne 'mostly')
{
push (@deps, $last_name . $target);
}
}
# If a -local version of the rule is given, add it to the list.
if (defined $contents{$name . $target . '-local'})
{
push (@deps, $name . $target . '-local');
}
# Print the target and the dependencies.
&pretty_print_rule ($name . $target . ": ", "\t\t", @deps);
# FIXME: shouldn't we really print these messages before running
# the dependencies?
if ($name . $target eq 'maintainer-clean')
{
# Print a special warning.
$output_rules .=
("\t\@echo \"This command is intended for maintainers to use;\"\n"
. "\t\@echo \"it deletes files that may require special "
. "tools to rebuild.\"\n");
$output_rules .= "\trm -f config.status\n"
if $relative_dir eq '.';
}
elsif ($name . $target eq 'distclean')
{
$output_rules .= "\trm -f config.status\n";
$output_rules .= "\trm -f libtool\n" if $seen_libtool;
}
$output_rules .= "\n";
}
# Handle .PHONY target.
sub handle_phony
{
&pretty_print_rule ('.PHONY:', "", @phony);
$output_rules .= "\n";
}
# Handle TESTS variable and other checks.
sub handle_tests
{
if (defined $options{'dejagnu'})
{
push (@check_tests, 'check-DEJAGNU');
push (@phony, 'check-DEJAGNU');
local ($xform);
if ($cygnus_mode)
{
$xform = 's/^CYGNUS//;';
}
else
{
$xform = 's/^CYGNUS.*$//;';
}
$output_rules .= &file_contents_with_transform ($xform, 'dejagnu');
# In Cygnus mode, these are found in the build tree.
# Otherwise they are looked for in $PATH.
&define_program_variable ('EXPECT', 'build', 'expect', 'expect');
&define_program_variable ('RUNTEST', 'src', 'dejagnu', 'runtest');
# Note that in the rule we don't directly generate site.exp to
# avoid the possibility of a corrupted site.exp if make is
# interrupted. Jim Meyering has some useful text on this
# topic.
$output_rules .= ("site.exp: Makefile\n"
. "\t\@echo 'Making a new site.exp file...'\n"
. "\t-\@rm -f site.bak\n"
. "\t\@echo '## these variables are automatically generated by make ##' > \$\@-t\n"
. "\t\@echo '# Do not edit here. If you wish to override these values' >> \$\@-t\n"
. "\t\@echo '# edit the last section' >> \$\@-t\n"
. "\t\@echo 'set tool \$(DEJATOOL)' >> \$\@-t\n"
. "\t\@echo 'set srcdir \$(srcdir)' >> \$\@-t\n"
. "\t\@echo 'set objdir' \`pwd\` >> \$\@-t\n");
# Extra stuff for AC_CANONICAL_*
local (@whatlist) = ();
if ($seen_canonical)
{
push (@whatlist, 'host')
}
# Extra stuff only for AC_CANONICAL_SYSTEM.
if ($seen_canonical == $AC_CANONICAL_SYSTEM)
{
push (@whatlist, 'target', 'build');
}
local ($c1, $c2);
foreach $c1 (@whatlist)
{
foreach $c2 ('alias', 'triplet')
{
$output_rules .= "\t\@echo 'set ${c1}_${c2} \$(${c1}_${c2})' >> \$\@-t\n";
}
}
$output_rules .= ("\t\@echo '## All variables above are generated by configure. Do Not Edit ##' >> \$\@-t\n"
. "\t-\@sed '1,/^## All variables above are.*##/ d' site.bak >> \$\@-t\n"
. "\t-\@mv site.exp site.bak\n"
. "\t\@mv \$\@-t site.exp\n");
}
else
{
local ($c);
foreach $c ('DEJATOOL', 'RUNTEST', 'RUNTESTFLAGS')
{
if (&variable_defined ($c))
{
&am_line_error ($c, "\`$c' defined but \`dejagnu' not in \`AUTOMAKE_OPTIONS'");
}
}
}
if (&variable_defined ('TESTS'))
{
push (@check_tests, 'check-TESTS');
push (@phony, 'check-TESTS');
$output_rules .= 'check-TESTS: $(TESTS)
@failed=0; all=0; \\
srcdir=$(srcdir); export srcdir; \\
for tst in $(TESTS); do \\
all=`expr $$all + 1`; \\
if test -f $$tst; then dir=.; \\
else dir="$(srcdir)"; fi; \\
if $(TESTS_ENVIRONMENT) $$dir/$$tst; then \\
echo "PASS: $$tst"; \\
else \\
failed=`expr $$failed + 1`; \\
echo "FAIL: $$tst"; \\
fi; \\
done; \\
if test "$$failed" -eq 0; then \\
echo "========================"; \\
echo "All $$all tests passed"; \\
echo "========================"; \\
else \\
echo "$$failed of $$all tests failed"; \\
exit 1; \\
fi
';
}
}
# Handle Emacs Lisp.
sub handle_emacs_lisp
{
local (@elfiles) = &am_install_var ('lisp', 'LISP', 'lisp', 'noinst');
if (@elfiles)
{
# Found some lisp.
&define_configure_variable ('lispdir');
&define_configure_variable ('EMACS');
$output_rules .= (".el.elc:\n"
. "\t\@echo 'WARNING: Warnings can be ignored. :-)'\n"
. "\tif test \$(EMACS) != no; then \\\n"
. "\t EMACS=\$(EMACS) \$(SHELL) \$(srcdir)/elisp-comp \$<; \\\n"
. "\tfi\n");
push (@suffixes, '.el', '.elc');
# Generate .elc files.
grep ($_ .= 'c', @elfiles);
&define_pretty_variable ('ELCFILES', @elfiles);
push (@clean, 'lisp');
&push_phony_cleaners ('lisp');
push (@all, '$(ELCFILES)');
local ($varname);
if (&variable_defined ('lisp_LISP'))
{
$varname = 'lisp_LISP';
&am_error ("\`lisp_LISP' defined but \`AM_PATH_LISPDIR' not in \`configure.in'")
if ! $seen_lispdir;
}
else
{
$varname = 'noinst_LISP';
}
&require_file_with_line ($varname, $FOREIGN, 'elisp-comp');
}
}
################################################################
# Scan one file for interesting things. Subroutine of scan_configure.
sub scan_one_configure_file
{
local ($filename) = @_;
open (CONFIGURE, $filename)
|| die "automake: couldn't open \`$filename': $!\n";
print "automake: reading $filename\n" if $verbose;
while (<CONFIGURE>)
{
# Remove comments from current line.
s/\bdnl\b.*$//;
s/\#.*$//;
# Skip macro definitions. Otherwise we might be confused into
# thinking that a macro that was only defined was actually
# used.
next if /AC_DEFUN/;
# Populate libobjs array.
if (/AC_FUNC_ALLOCA/)
{
$libsources{'alloca.c'} = 1;
}
elsif (/AC_FUNC_GETLOADAVG/)
{
$libsources{'getloadavg.c'} = 1;
}
elsif (/AC_FUNC_MEMCMP/)
{
$libsources{'memcmp.c'} = 1;
}
elsif (/AC_STRUCT_ST_BLOCKS/)
{
$libsources{'fileblocks.c'} = 1;
}
elsif (/A[CM]_REPLACE_GNU_GETOPT/)
{
$libsources{'getopt.c'} = 1;
$libsources{'getopt1.c'} = 1;
}
elsif (/AM_FUNC_STRTOD/)
{
$libsources{'strtod.c'} = 1;
}
elsif (/AM_WITH_REGEX/)
{
$libsources{'rx.c'} = 1;
$libsources{'rx.h'} = 1;
$libsources{'regex.c'} = 1;
$libsources{'regex.h'} = 1;
$omit_dependencies{'rx.h'} = 1;
$omit_dependencies{'regex.h'} = 1;
}
elsif (/AM_FUNC_MKTIME/)
{
$libsources{'mktime.c'} = 1;
}
elsif (/AM_FUNC_ERROR_AT_LINE/)
{
$libsources{'error.c'} = 1;
$libsources{'error.h'} = 1;
}
elsif (/AM_FUNC_OBSTACK/)
{
$libsources{'obstack.c'} = 1;
$libsources{'obstack.h'} = 1;
}
elsif (/LIBOBJS="(.*)\s+\$LIBOBJS"/
|| /LIBOBJS="\$LIBOBJS\s+(.*)"/)
{
foreach $libobj_iter (split (' ', $1))
{
if ($libobj_iter =~ /^(.*)\.o$/)
{
$libsources{$1 . '.c'} = 1;
}
}
}
if (! $in_ac_replace && s/AC_REPLACE_FUNCS\s*\(\[?//)
{
$in_ac_replace = 1;
}
if ($in_ac_replace)
{
$in_ac_replace = 0 if s/[\]\)].*$//;
# Remove trailing backslash.
s/\\$//;
foreach (split)
{
# Need to skip empty elements for Perl 4.
next if $_ eq '';
$libsources{$_ . '.c'} = 1;
}
}
if (/$obsolete_rx/o)
{
local ($hint) = '';
if ($obsolete_macros{$1})
{
$hint = '; ' . $obsolete_macros{$1};
}
&am_conf_line_error ($filename, $., "\`$1' is obsolete$hint");
}
# Process the AC_OUTPUT macro.
if (! $in_ac_output && s/AC_OUTPUT\s*\(\[?//)
{
$in_ac_output = 1;
$ac_output_line = $.;
}
if ($in_ac_output)
{
$in_ac_output = 0 if s/[\]\),].*$//;
# Look at potential Makefile.am's.
foreach (split)
{
next if $_ eq "\\";
# Handle $local:$input syntax. Note that we ignore
# every input file past the first, though we keep
# those around for later.
local ($local, $input, @rest) = split (/:/);
if (! $input)
{
$input = $local;
}
else
{
# FIXME: should be error if .in is missing.
$input =~ s/\.in$//;
}
if (-f $input . '.am')
{
# We have a file that automake should generate.
push (@make_input_list, $input);
$make_list{$input} = join (':', ($local, @rest));
}
else
{
# We have a file that automake should cause to be
# rebuilt, but shouldn't generate itself.
push (@other_input_files, $_);
}
}
}
if (/$AC_CONFIG_AUX_DIR_PATTERN/o)
{
@config_aux_path = $1;
}
# Check for ansi2knr.
$am_c_prototypes = 1 if /AM_C_PROTOTYPES/;
# Check for Cygwin32.
if (/AM_CYGWIN32/)
{
$seen_cygwin32 = 1;
$configure_vars{'EXEEXT'} = 1;
}
# Check for NLS support.
if (/AM_GNU_GETTEXT/)
{
$seen_gettext = 1;
$ac_gettext_line = $.;
$omit_dependencies{'libintl.h'} = 1;
}
# Look for ALL_LINGUAS.
if (/ALL_LINGUAS="(.*)"$/ || /ALL_LINGUAS=(.*)$/)
{
$seen_linguas = 1;
$all_linguas = $1;
$all_linguas_line = $.;
}
# Handle configuration headers. A config header of `[$1]'
# means we are actually scanning AM_CONFIG_HEADER from
# aclocal.m4.
if (/A([CM])_CONFIG_HEADER\s*\((.*)\)/
&& $2 ne '[$1]')
{
&am_conf_line_error
($filename, $.,
"\`AC_CONFIG_HEADER' is obsolete; use \`AM_CONFIG_HEADER'")
if $1 eq 'C';
$config_header_line = $.;
local ($one_hdr);
foreach $one_hdr (split (' ', $2))
{
push (@config_fullnames, $one_hdr);
if ($one_hdr =~ /^([^:]+):(.+)$/)
{
push (@config_names, $1);
push (@config_headers, $2);
}
else
{
push (@config_names, $one_hdr);
push (@config_headers, $one_hdr . '.in');
}
}
}
# Handle AC_CANONICAL_*. Always allow upgrading to
# AC_CANONICAL_SYSTEM, but never downgrading.
$seen_canonical = $AC_CANONICAL_HOST
if ! $seen_canonical
&& (/AC_CANONICAL_HOST/ || /AC_CHECK_TOOL/);
$seen_canonical = $AC_CANONICAL_SYSTEM if /AC_CANONICAL_SYSTEM/;
$seen_path_xtra = 1 if /AC_PATH_XTRA/;
# This macro handles several different things.
if (/$AM_INIT_AUTOMAKE_PATTERN/o)
{
$seen_make_set = 1;
$seen_package = 1;
$seen_version = 1;
$seen_arg_prog = 1;
$seen_prog_install = 2;
($package_version = $1) =~ s/$AM_PACKAGE_VERSION_PATTERN/$1/o;
$package_version_line = $.;
}
# This is like AM_INIT_AUTOMAKE, but doesn't actually set the
# package and version number. (This might change in the
# future). Yes, I'm not above hacking Automake so it works
# well with other GNU tools -- that is actually the point.
if (/AM_INIT_GUILE_MODULE/)
{
$seen_make_set = 1;
$seen_package = 1;
$seen_version = 1;
$seen_arg_prog = 1;
$seen_prog_install = 2;
@config_aux_path = ('..');
}
# Some things required by Automake.
$seen_make_set = 1 if /AC_PROG_MAKE_SET/;
$seen_arg_prog = 1 if /AC_ARG_PROGRAM/;
if (/AC_PROG_(YACC|RANLIB|CC|CXX|LEX|AWK|CPP|CXXCPP|LN_S)/)
{
$configure_vars{$1} = 1;
}
if (/$AC_CHECK_PATTERN/o)
{
$configure_vars{$3} = 1;
}
if (/$AM_MISSING_PATTERN/o)
{
$configure_vars{$1} = 1;
}
# Explicitly avoid ANSI2KNR -- we AC_SUBST that in protos.m4,
# but later define it elsewhere. This is pretty hacky. We
# also explicitly avoid INSTALL_SCRIPT because it is defined
# in header-vars.am. FIXME.
if (/$AC_SUBST_PATTERN/o
&& $1 ne 'ANSI2KNR'
&& $1 ne 'INSTALL_SCRIPT')
{
$configure_vars{$1} = 1;
}
$seen_decl_yytext = 1 if /AC_DECL_YYTEXT/;
$seen_maint_mode = 1 if /AM_MAINTAINER_MODE/;
$seen_package = 1 if /PACKAGE=/;
# Skip VERSION of [$2]; that is from AM_INIT_AUTOMAKE.
if (/\bVERSION=(\S+)/ && $1 ne '[$2]')
{
$seen_version = 1;
$package_version = $1;
$package_version_line = $.;
}
elsif (/VERSION=/)
{
$seen_version = 1;
}
# Weird conditionals here because it is always allowed to
# upgrade to AM_PROG_INSTALL but never to downgrade to
# AC_PROG_INSTALL.
$seen_prog_install = 1 if ! $seen_prog_install && /AC_PROG_INSTALL/;
$seen_prog_install = 2 if /AM_PROG_INSTALL/;
$seen_lispdir = 1 if /AM_PATH_LISPDIR/;
if (/AM_PROG_LIBTOOL/)
{
$seen_libtool = 1;
$libtool_line = $.;
$configure_vars{'LIBTOOL'} = 1;
$configure_vars{'RANLIB'} = 1;
$configure_vars{'CC'} = 1;
# AM_PROG_LIBTOOL runs AC_CANONICAL_HOST. Make sure we
# never downgrade (if we've seen AC_CANONICAL_SYSTEM).
$seen_canonical = $AC_CANONICAL_HOST if ! $seen_canonical;
}
}
close (CONFIGURE);
}
# Scan configure.in and aclocal.m4 for interesting things. We must
# scan aclocal.m4 because there might be AC_SUBSTs and such there.
sub scan_configure
{
# Reinitialize libsources here. This isn't really necessary,
# since we currently assume there is only one configure.in. But
# that won't always be the case.
%libsources = ();
local ($in_ac_output, $in_ac_replace) = (0, 0);
local (%make_list, @make_input_list);
local ($libobj_iter);
&scan_one_configure_file ('configure.in');
&scan_one_configure_file ('aclocal.m4')
if -f 'aclocal.m4';
# Set input and output files if not specified by user.
if (! @input_files)
{
@input_files = @make_input_list;
%output_files = %make_list;
}
&am_conf_error ("\`PACKAGE' not defined in configure.in")
if ! $seen_package;
&am_conf_error ("\`VERSION' not defined in configure.in")
if ! $seen_version;
# Look for some files we need. Always check for these. This
# check must be done for every run, even those where we are only
# looking at a subdir Makefile. We must set relative_dir so that
# the file-finding machinery works.
local ($relative_dir) = '.';
&require_config_file ($FOREIGN, 'install-sh', 'mkinstalldirs', 'missing');
&am_error ("\`install.sh' is an anachronism; use \`install-sh' instead")
if -f $config_aux_path[0] . '/install.sh';
}
################################################################
# Set up for Cygnus mode.
sub check_cygnus
{
return unless $cygnus_mode;
&set_strictness ('foreign');
$options{'no-installinfo'} = 1;
$options{'no-dependencies'} = 1;
$use_dependencies = 0;
if (! $seen_maint_mode)
{
&am_conf_error ("\`AM_MAINTAINER_MODE' required when --cygnus specified");
}
if (! $seen_cygwin32)
{
&am_conf_error ("\`AM_CYGWIN32' required when --cygnus specified");
}
}
# Do any extra checking for GNU standards.
sub check_gnu_standards
{
if ($relative_dir eq '.')
{
# In top level (or only) directory.
&require_file ($GNU, 'INSTALL', 'NEWS', 'README', 'COPYING',
'AUTHORS', 'ChangeLog');
}
if ($strictness >= $GNU)
{
if (defined $options{'no-installman'})
{
&am_line_error ('AUTOMAKE_OPTIONS',
"option \`no-installman' disallowed by GNU standards");
}
if (defined $options{'no-installinfo'})
{
&am_line_error ('AUTOMAKE_OPTIONS',
"option \`no-installinfo' disallowed by GNU standards");
}
}
}
# Do any extra checking for GNITS standards.
sub check_gnits_standards
{
if ($strictness >= $GNITS)
{
if (-f $relative_dir . '/COPYING.LIB')
{
&am_error ("\`${relative_dir}/COPYING.LIB' disallowed by Gnits standards");
}
if ($relative_dir eq '.')
{
if ($package_version !~ /^$GNITS_VERSION_PATTERN$/)
{
# FIXME: allow real filename.
&am_conf_line_error ('configure.in',
$package_version_line,
"version \`$package_version' doesn't follow Gnits standards");
}
elsif (defined $1 && -f 'README-alpha')
{
# This means we have an alpha release. See
# GNITS_VERSION_PATTERN for details.
&require_file ($GNITS, 'README-alpha');
}
}
}
if ($relative_dir eq '.')
{
# In top level (or only) directory.
&require_file ($GNITS, 'THANKS');
}
}
################################################################
# Pretty-print something. HEAD is what should be printed at the
# beginning of the first line, FILL is what should be printed at the
# beginning of every subsequent line.
sub pretty_print_internal
{
local ($head, $fill, @values) = @_;
local ($column) = length ($head);
local ($result) = $head;
# Fill length is number of characters. However, each Tab
# character counts for eight. So we count the number of Tabs and
# multiply by 7.
local ($fill_length) = length ($fill);
$fill_length += 7 * ($fill =~ tr/\t/\t/d);
local ($bol) = ($head eq '');
foreach (@values)
{
# "71" because we also print a space.
if ($column + length ($_) > 71)
{
$result .= " \\\n" . $fill;
$column = $fill_length;
$bol = 1;
}
$result .= ' ' unless ($bol);
$result .= $_;
$column += length ($_) + 1;
$bol = 0;
}
$result .= "\n";
return $result;
}
# Pretty-print something and append to output_vars.
sub pretty_print
{
$output_vars .= &pretty_print_internal (@_);
}
# Pretty-print something and append to output_rules.
sub pretty_print_rule
{
$output_rules .= &pretty_print_internal (@_);
}
################################################################
# See if a target exists.
sub target_defined
{
local ($target) = @_;
return defined $targets{$target};
}
# See if a variable exists.
sub variable_defined
{
local ($var) = @_;
if (defined $targets{$var})
{
&am_line_error ($var, "\`$var' is target; expected variable");
return 0;
}
elsif (defined $contents{$var})
{
$content_seen{$var} = 1;
return 1;
}
return 0;
}
# Mark a variable as examined.
sub examine_variable
{
local ($var) = @_;
&variable_defined ($var);
}
# Return contents of variable as list, split as whitespace. This will
# recursively follow $(...) and ${...} inclusions. It preserves @...@
# substitutions. If PARENT is specified, it is the name of the
# including variable; this is only used for error reports.
sub variable_value_as_list
{
local ($var, $parent) = @_;
local (@result);
if (defined $targets{$var})
{
&am_line_error ($var, "\`$var' is target; expected variable");
}
elsif (! defined $contents{$var})
{
&am_line_error ($parent, "variable \`$var' not defined");
}
else
{
local (@temp_list);
$content_seen{$var} = 1;
foreach (split (' ', $contents{$var}))
{
# If a comment seen, just leave.
last if /^#/;
# Handle variable substitutions.
if (/^\$\{(.*)\}$/ || /^\$\((.*)\)$/)
{
local ($varname) = $1;
local ($from, $to);
if ($varname =~ /^([^:]*):([^=]*)=(.*)$/)
{
$varname = $1;
$to = $3;
($from = $2) =~ s/(\W)/\\$1/g;
}
# Find the value.
@temp_list = &variable_value_as_list ($1, $var);
# Now rewrite the value if appropriate.
if ($from)
{
grep (s/$from$/$to/, @temp_list);
}
push (@result, @temp_list);
}
else
{
push (@result, $_);
}
}
}
return @result;
}
# Define a new variable, but only if not already defined.
sub define_variable
{
local ($var, $value) = @_;
if (! defined $contents{$var})
{
$output_vars .= $var . ' = ' . $value . "\n";
$contents{$var} = $value;
$content_seen{$var} = 1;
}
}
# Like define_variable, but second arg is a list, and is
# pretty-printed.
sub define_pretty_variable
{
local ($var, @value) = @_;
if (! defined $contents{$var})
{
$contents{$var} = join (' ', @value);
&pretty_print ($var . ' = ', '', @value);
$content_seen{$var} = 1;
}
}
# Like define_variable, but define a variable to be the configure
# substitution by the same name.
sub define_configure_variable
{
local ($var) = @_;
local ($value) = '@' . $var . '@';
&define_variable ($var, $value);
}
# Define a variable that represents a program to run. If in Cygnus
# mode, the program is searched for in the build (or source) tree.
# Otherwise no searching is done at all. Arguments are:
# * VAR Name of variable to define
# * WHATDIR Either `src' or `build', depending on where program should
# be found. (runtest is in srcdir!)
# * SUBDIR Subdir of top-level dir
# * PROGRAM Name of program
# * OVERRIDE If specified, the name of the program to use when not in
# Cygnus mode. Defaults to PROGRAM.
sub define_program_variable
{
local ($var, $whatdir, $subdir, $program, $override) = @_;
if (! $override)
{
$override = $program;
}
if ($cygnus_mode)
{
local ($full) = ('$(top_' . $whatdir . 'dir)/../'
. $subdir . '/' . $program);
&define_variable ($var, ('`if test -f ' . $full
. '; then echo ' . $full . '; else echo '
. $program . '; fi`'));
}
else
{
&define_variable ($var, $override);
}
}
################################################################
# Read Makefile.am and set up %contents. Simultaneously copy lines
# from Makefile.am into $output_trailer or $output_vars as
# appropriate. NOTE we put rules in the trailer section. We want
# user rules to come after our generated stuff.
sub read_am_file
{
local ($amfile) = @_;
open (AM_FILE, $amfile) || die "automake: couldn't open \`$amfile': $!\n";
print "automake: reading $amfile\n" if $verbose;
$output_vars = ("# $in_file_name generated automatically by automake "
. $VERSION . " from $am_file_name\n");
# Generate copyright for generated Makefile.in.
$output_vars .= $gen_copyright;
local ($saw_bk) = 0;
local ($was_rule) = 0;
local ($spacing) = '';
local ($comment) = '';
local ($last_var_name) = '';
local ($blank) = 0;
while (<AM_FILE>)
{
if (/$IGNORE_PATTERN/o)
{
# Merely delete comments beginning with two hashes.
}
elsif (/$WHITE_PATTERN/o)
{
# Stick a single white line before the incoming macro or rule.
$spacing = "\n";
$blank = 1;
}
elsif (/$COMMENT_PATTERN/o)
{
# Stick comments before the incoming macro or rule. Make
# sure a blank line preceeds first block of comments.
$spacing = "\n" unless $blank;
$blank = 1;
$comment .= $spacing . $_;
$spacing = '';
}
else
{
last;
}
}
$output_vars .= $comment . "\n";
$comment = '';
$spacing = "\n";
local ($am_vars) = '';
local ($is_ok_macro);
while ($_)
{
$_ .= "\n"
unless substr ($_, -1, 1) eq "\n";
$_ =~ s/\@MAINT\@//g
unless $seen_maint_mode;
if (/$IGNORE_PATTERN/o)
{
# Merely delete comments beginning with two hashes.
}
elsif (/$WHITE_PATTERN/o)
{
# Stick a single white line before the incoming macro or rule.
$spacing = "\n";
}
elsif (/$COMMENT_PATTERN/o)
{
# Stick comments before the incoming macro or rule.
$comment .= $spacing . $_;
$spacing = '';
}
elsif ($saw_bk)
{
if ($was_rule)
{
$output_trailer .= $_;
$saw_bk = /\\$/;
}
else
{
$am_vars .= $_;
$saw_bk = /\\$/;
# Chop newline and backslash if this line is
# continued. FIXME: maybe ensure trailing whitespace
# exists?
chop if $saw_bk;
chop if $saw_bk;
$contents{$last_var_name} .= $_;
}
}
elsif (/$RULE_PATTERN/o)
{
# warn "** Saw rule .$1.\n";
# Found a rule.
$was_rule = 1;
# Value here doesn't matter; for targets we only note
# existence.
$contents{$1} = 1;
$targets{$1} = 1;
$content_lines{$1} = $.;
$output_trailer .= $comment . $spacing . $_;
$comment = $spacing = '';
$saw_bk = /\\$/;
}
elsif (($is_ok_macro = /$MACRO_PATTERN/o)
|| /$BOGUS_MACRO_PATTERN/o)
{
# Found a macro definition.
$was_rule = 0;
$last_var_name = $1;
if ($2 ne '' && substr ($2, -1) eq "\\")
{
$contents{$1} = substr ($2, 0, length ($2) - 1);
}
else
{
$contents{$1} = $2;
}
$content_lines{$1} = $.;
$am_vars .= $comment . $spacing . $_;
$comment = $spacing = '';
$saw_bk = /\\$/;
# Error if bogus.
&am_line_error ($., "bad macro name \`$1'")
if ! $is_ok_macro;
}
else
{
# This isn't an error; it is probably a continued rule.
# In fact, this is what we assume.
$was_rule = 1;
$output_trailer .= $comment . $spacing . $_;
$comment = $spacing = '';
$saw_bk = /\\$/;
}
$_ = <AM_FILE>;
}
$output_trailer .= $comment;
# Compute relative location of the top object directory.
local (@topdir) = ();
foreach (split (/\//, $relative_dir))
{
next if $_ eq '.' || $_ eq '';
if ($_ eq '..')
{
pop @topdir;
}
else
{
push (@topdir, '..');
}
}
@topdir = ('.') if ! @topdir;
$top_builddir = join ('/', @topdir);
local ($build_rx);
($build_rx = $top_builddir) =~ s/(\W)/\\$1/g;
$output_vars .= &file_contents_with_transform
('s/\@top_builddir\@/' . $build_rx . '/g;',
'header-vars');
# Generate some useful variables when AC_CANONICAL_* used. FIXME:
# this should use generic %configure_vars method.
if ($seen_canonical)
{
local ($curs, %vars);
$vars{'host_alias'} = 'host_alias';
$vars{'host_triplet'} = 'host';
if ($seen_canonical == $AC_CANONICAL_SYSTEM)
{
$vars{'build_alias'} = 'build_alias';
$vars{'build_triplet'} = 'build';
$vars{'target_alias'} = 'target_alias';
$vars{'target_triplet'} = 'target';
}
foreach $curs (sort keys %vars)
{
$output_vars .= "$curs = \@$vars{$curs}\@\n";
$contents{$curs} = "\@$vars{$curs}\@";
}
}
local ($curs);
foreach $curs (sort keys %configure_vars)
{
&define_configure_variable ($curs);
}
$output_vars .= $am_vars;
}
################################################################
sub initialize_global_constants
{
# Values for AC_CANONICAL_*
$AC_CANONICAL_HOST = 1;
$AC_CANONICAL_SYSTEM = 2;
# Associative array of standard directory names. Entry is TRUE if
# corresponding directory should be installed during
# 'install-exec' phase.
%exec_dir_p =
('bin', 1,
'sbin', 1,
'libexec', 1,
'data', 0,
'sysconf', 1,
'localstate', 1,
'lib', 1,
'info', 0,
'man', 0,
'include', 0,
'oldinclude', 0,
'pkgdata', 0,
'pkglib', 1,
'pkginclude', 0
);
# Helper text for dealing with man pages.
$install_man_format =
' @sect=@SECTION@; \\
inst=`echo "@MANBASE@" | sed \'$(transform)\'`.@FULLSECT@; \\
if test -f $(srcdir)/@MAN@; then file=$(srcdir)/@MAN@; \\
else file=@MAN@; fi; \\
echo " $(INSTALL_DATA) $$file $(mandir)/man$$sect/$$inst"; \\
$(INSTALL_DATA) $$file $(mandir)/man$$sect/$$inst
';
$uninstall_man_format =
' inst=`echo "@MANBASE@" | sed \'$(transform)\'`.@FULLSECT@; \\
rm -f $(mandir)/man@SECTION@/$$inst
';
# Commonly found files we look for and automatically include in
# DISTFILES.
@common_files =
(
"README", "THANKS", "TODO", "NEWS", "COPYING", "COPYING.LIB",
"INSTALL", "ABOUT-NLS", "ChangeLog", "configure", "configure.in",
"config.guess", "config.sub", "AUTHORS", "BACKLOG", "ABOUT-GNU",
"libversion.in", "mdate-sh", "mkinstalldirs", "install-sh",
'texinfo.tex', "ansi2knr.c", "ansi2knr.1", 'elisp-comp',
'ylwrap', 'acinclude.m4', @libtoolize_files,
'missing'
);
# Commonly used files we auto-include, but only sometimes.
@common_sometimes =
(
"aclocal.m4", "acconfig.h", "config.h.top",
"config.h.bot", "stamp-h.in", 'stamp-vti'
);
$USAGE = "\
-a, --add-missing add missing standard files to package
--amdir=DIR directory storing config files
--build-dir=DIR directory where build being done (for dependencies)
--cygnus assume program is part of Cygnus-style tree
--foreign set strictness to foreign
--gnits set strictness to gnits
--gnu set strictness to gnu
--help print this help, then exit
-i, --include-deps include generated dependencies in Makefile.in
--no-force only update Makefile.in's that are out of date
-o DIR, --output-dir=DIR
put generated Makefile.in's into DIR
--srcdir-name=DIR name used for srcdir (for dependencies)
-v, --verbose verbosely list files processed
--version print version number, then exit\n";
# Copyright on generated Makefile.ins.
$gen_copyright = "\
# Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
";
# Ignore return result from chmod, because it might give an error
# if we chmod a symlink.
$dist_header = "\t" . '-chmod -R a+r $(distdir)' . "\n";
$dist{'tarZ'} = ("\t"
. '$(TAR) chf - $(distdir) | compress -c > $(distdir).tar.Z'
. "\n");
$dist{'shar'} = ("\t"
. 'shar $(distdir) | gzip > $(distdir).shar.gz'
. "\n");
$dist{'zip'} = "\t" . 'zip -rq $(distdir).zip $(distdir)' . "\n";
$dist{'dist'} = "\t" . 'GZIP=$(GZIP) $(TAR) chozf $(distdir).tar.gz $(distdir)' . "\n";
$dist_trailer = "\t" . 'rm -rf $(distdir)' . "\n";
}
# (Re)-Initialize per-Makefile.am variables.
sub initialize_per_input
{
# These two variables are used when generating each Makefile.in.
# They hold the Makefile.in until it is ready to be printed.
$output_rules = '';
$output_vars = '';
$output_trailer = '';
$output_header = '';
# Suffixes found during a run.
@suffixes = ();
# This holds the contents of a Makefile.am, as parsed by
# read_am_file.
%contents = ();
# This holds the names which are targets. These also appear in
# %contents.
%targets = ();
# This holds the line numbers at which various elements of
# %contents are defined.
%content_lines = ();
# This holds a 1 if a particular variable was examined.
%content_seen = ();
# This holds the "relative directory" of the current Makefile.in.
# Eg for src/Makefile.in, this is "src".
$relative_dir = '';
# This holds a list of files that are included in the
# distribution.
%dist_common = ();
# List of dependencies for the obvious targets.
@install_data = ();
@install_exec = ();
@uninstall = ();
@installdirs = ();
@info = ();
@dvi = ();
@all = ();
@check = ();
@check_tests = ();
@installcheck = ();
@clean = ();
@phony = ();
# These are pretty obvious, too. They are used to define the
# SOURCES and OBJECTS variables.
@sources = ();
@objects = ();
# TRUE if current directory holds any C source files.
$dir_holds_sources = 0;
# These variables track inclusion of various compile-related .am
# files. $included_generic_compile is TRUE if the basic code has
# been included. $included_knr_compile is TRUE if the ansi2knr
# code has been included. $included_libtool_compile is TRUE if
# libtool support has been included.
$included_generic_compile = 0;
$included_knr_compile = 0;
$included_libtool_compile = 0;
# TRUE if current directory holds any headers.
$dir_holds_headers = 0;
# TRUE if install targets should work recursively.
$recursive_install = 0;
# All .P files.
%dep_files = ();
# Strictness levels.
$strictness = $default_strictness;
$strictness_name = $default_strictness_name;
# Options from AUTOMAKE_OPTIONS.
%options = ();
# Whether or not dependencies are handled. Can be further changed
# in handle_options.
$use_dependencies = $cmdline_use_dependencies;
# Per Makefile.am.
$local_maint_charset = $maint_charset;
# All yacc and lex source filenames for this directory. Use
# filenames instead of raw count so that multiple instances are
# counted correctly (eg one yacc file can appear in multiple
# programs without harm).
%yacc_sources = ();
%lex_sources = ();
# C++ source extensions we've seen.
%cxx_extensions = ();
# TRUE if we've seen any non-C++ sources. This actually holds a
# line number or the name of a symbol corresponding to a line
# number where the C sources were seen. If it is -1 then it means
# we couldn't (easily) figure out which line of the Makefile.am
# mentioned the sources.
$seen_c_source = 0;
# This is a list of all targets to run during "make dist".
@dist_targets = ();
# Keys in this hash are the names of ._o files which must depend
# on ansi2knr. Ugh.
%de_ansi_objects = ();
}
################################################################
# Return contents of a file from $am_dir, automatically skipping
# macros or rules which are already known. Runs command on each line
# as it is read; this command can modify $_.
sub file_contents_with_transform
{
local ($command, $basename) = @_;
local ($file) = $am_dir . '/' . $basename . '.am';
if ($command ne '' && substr ($command, -1) ne ';')
{
die "automake: programming error in file_contents_with_transform\n";
}
open (FC_FILE, $file)
|| die "automake: installation error: cannot open \`$file'\n";
# Looks stupid?
# print "automake: reading $file\n" if $verbose;
local ($was_rule) = 0;
local ($result_vars) = '';
local ($result_rules) = '';
local ($comment) = '';
local ($spacing) = "\n";
local ($skipping) = 0;
local ($had_chars);
while (<FC_FILE>)
{
$_ =~ s/\@MAINT\@//g
unless $seen_maint_mode;
$had_chars = length ($_) && $_ ne "\n";
eval $command;
# If the transform caused all the characters to go away, then
# ignore the line. Why do this? Because in Perl 4, a "next"
# inside of an eval doesn't affect a loop outside the eval.
# So we can't pass in a "transform" that uses next. We used
# to do this. "Empty" also means consisting of a single
# newline.
next if $had_chars && ($_ eq '' || $_ eq "\n");
if (/$IGNORE_PATTERN/o)
{
# Merely delete comments beginning with two hashes.
}
elsif (/$WHITE_PATTERN/o)
{
# Stick a single white line before the incoming macro or rule.
$spacing = "\n";
}
elsif (/$COMMENT_PATTERN/o)
{
# Stick comments before the incoming macro or rule.
$comment .= $spacing . $_;
$spacing = '';
}
elsif ($saw_bk)
{
if ($was_rule)
{
$result_rules .= $_ if ! $skipping;
}
else
{
$result_vars .= $_ if ! $skipping;
}
$saw_bk = /\\$/;
}
elsif (/$RULE_PATTERN/o)
{
# warn "** Found rule .$1.\n";
# Found a rule.
$was_rule = 1;
$skipping = defined $contents{$1};
# warn "** Skip $skipping\n" if $skipping;
$result_rules .= $comment . $spacing . $_ if ! $skipping;
$comment = $spacing = '';
$saw_bk = /\\$/;
}
elsif (/$MACRO_PATTERN/o)
{
# warn "** Found macro .$1.\n";
# Found a variable reference.
$was_rule = 0;
$skipping = defined $contents{$1};
# warn "** Skip $skipping\n" if $skipping;
$result_vars .= $comment . $spacing . $_ if ! $skipping;
$comment = $spacing = '';
$saw_bk = /\\$/;
}
else
{
# This isn't an error; it is probably a continued rule.
# In fact, this is what we assume.
$was_rule = 1;
$result_rules .= $comment . $spacing . $_ if ! $skipping;
$comment = $spacing = '';
$saw_bk = /\\$/;
}
}
close (FC_FILE);
return $result_vars . $result_rules . $comment;
}
# Like file_contents_with_transform, but no transform.
sub file_contents
{
return &file_contents_with_transform ('', @_);
}
# Find all variable prefixes that are used for install directories. A
# prefix `zar' qualifies iff:
# * `zardir' is a variable.
# * `zar_PRIMARY' is a variable.
sub am_primary_prefixes
{
local ($primary, @prefixes) = @_;
local (%valid, $varname);
grep ($valid{$_} = 0, @prefixes);
$valid{'EXTRA'} = 0;
foreach $varname (keys %contents)
{
if ($varname =~ /^(.*)_$primary$/)
{
if (! defined $valid{$1}
&& ! &variable_defined ($1 . 'dir')
# Note that a configure variable is always legitimate.
# It is natural to name such variables after the
# primary, so we explicitly allow it.
&& ! defined $configure_vars{$varname})
{
&am_line_error ($varname, "invalid variable \"$varname\"");
}
else
{
# Ensure all extended prefixes are actually used.
$valid{$1} = 1;
}
}
}
return %valid;
}
# Handle `where_HOW' variable magic. Does all lookups, generates
# install code, and possibly generates code to define the primary
# variable. The first argument is the name of the .am file to munge,
# the second argument is the primary variable (eg HEADERS), and all
# subsequent arguments are possible installation locations. Returns
# list of all values of all _HOW targets.
#
# FIXME: this should be rewritten to be cleaner. It should be broken
# up into multiple functions.
#
# Usage is: am_install_var (OPTION..., file, HOW, where...)
sub am_install_var
{
local (@args) = @_;
local ($do_clean) = 0;
local ($ltxform);
if (defined $configure_vars{'LIBTOOL'})
{
# Transform '@LIBTOOL ...@' to '$(LIBTOOL) ...'
$ltxform = 's/\@LIBTOOL([^\@]*)\@/\$(LIBTOOL) $1/;';
}
else
{
# Delete '@LIBTOOL ...@'
$ltxform = 's/\@LIBTOOL([^\@]*)\@//;';
}
local ($cygxform);
if (! $seen_cygwin32)
{
$cygxform = 's/\@EXEEXT\@//g; s/^NOTCYGWIN//; s/^CYGWIN.*$//;';
}
else
{
$cygxform = 's/\@EXEEXT\@/\$(EXEEXT)/g; s/^CYGWIN//; s/^NOTCYGWIN.*$//;';
}
while (@args)
{
if ($args[0] eq '-clean')
{
$do_clean = 1;
}
elsif ($args[0] !~ /^-/)
{
last;
}
shift (@args);
}
local ($file, $primary, @prefixes) = @args;
local (@used) = ();
local (@result) = ();
# Now that configure substitutions are allowed in where_HOW
# variables, it is an error to actually define the primary.
&am_line_error ($primary, "\`$primary' is an anachronism")
if &variable_defined ($primary);
# Look for misspellings. It is an error to have a variable ending
# in a "reserved" suffix whose prefix is unknown, eg
# "bni_PROGRAMS". However, unusual prefixes are allowed if a
# variable of the same name (with "dir" appended) exists. For
# instance, if the variable "zardir" is defined, then
# "zar_PROGRAMS" becomes valid. This is to provide a little extra
# flexibility in those cases which need it. Perhaps it should be
# disallowed in the Gnits case? The problem is, sometimes it is
# useful to put things in a subdir of eg pkgdatadir, perhaps even
# for Gnitsoids.
local (%valid) = &am_primary_prefixes ($primary, @prefixes);
# If a primary includes a configure substitution, then the EXTRA_
# form is required. Otherwise we can't properly do our job.
local ($require_extra);
local ($warned_about_extra) = 0;
local ($clean_file) = $file . '-clean';
local ($one_name);
local ($X);
foreach $X (sort keys %valid)
{
$one_name = $X . '_' . $primary;
if (&variable_defined ($one_name))
{
# Append actual contents of where_PRIMARY variable to
# result.
local ($rcurs);
foreach $rcurs (&variable_value_as_list ($one_name))
{
# Skip configure substitutions. Possibly bogus.
if ($rcurs =~ /^\@.*\@$/)
{
if ($X eq 'EXTRA')
{
if (! $warned_about_extra)
{
$warned_about_extra = 1;
&am_line_error ($one_name,
"\`$one_name' contains configure substitution, but shouldn't");
}
}
# Check here to make sure variables defined in
# configure.in do not imply that EXTRA_PRIMARY
# must be defined.
elsif (! defined $configure_vars{$one_name})
{
$require_extra = $one_name;
}
next;
}
push (@result, $rcurs);
}
# "EXTRA" shouldn't be used when generating clean targets,
# @all, or install targets.
next if $X eq 'EXTRA';
if ($do_clean)
{
$output_rules .=
&file_contents_with_transform ('s/\@DIR\@/' . $X . '/go;'
. $cygxform,
$clean_file);
push (@clean, $X . $primary);
&push_phony_cleaners ($X . $primary);
}
if ($X eq 'check')
{
push (@check, '$(' . $one_name . ')');
}
else
{
push (@used, '$(' . $one_name . ')');
}
if ($X eq 'noinst' || $X eq 'check')
{
# Objects which don't get installed by default.
next;
}
$output_rules .=
&file_contents_with_transform ('s/\@DIR\@/' . $X . '/g;'
. $ltxform . $cygxform,
$file);
push (@uninstall, 'uninstall-' . $X . $primary);
push (@phony, 'uninstall-' . $X . $primary);
push (@installdirs, '$(' . $X . 'dir)');
if (defined $exec_dir_p{$X} ? $exec_dir_p{$X} : ($X =~ /exec/))
{
push (@install_exec, 'install-' . $X . $primary);
push (@phony, 'install-' . $X . $primary);
}
else
{
push (@install_data, 'install-' . $X . $primary);
push (@phony, 'install-' . $X . $primary);
}
}
}
if (@used)
{
# Define it.
&define_pretty_variable ($primary, @used);
$output_vars .= "\n";
}
if ($require_extra && ! &variable_defined ('EXTRA_' . $primary))
{
&am_line_error ($require_extra,
"\`$require_extra' contains configure substitution, but \`EXTRA_$primary' not defined");
}
# Push here because PRIMARY might be configure time determined.
push (@all, '$(' . $primary . ')')
if @used;
return (@result);
}
################################################################
# This variable is local to the "require file" set of functions.
@require_file_paths = ();
# Verify that the file must exist in the current directory. Usage:
# require_file (isconfigure, line_number, strictness, file) strictness
# is the strictness level at which this file becomes required. Must
# set require_file_paths before calling this function.
# require_file_paths is set to hold a single directory (the one in
# which the first file was found) before return.
sub require_file_internal
{
local ($is_configure, $line, $mystrict, @files) = @_;
local ($file, $fullfile);
local ($found_it, $errfile, $errdir);
local ($save_dir);
foreach $file (@files)
{
$found_it = 0;
foreach $dir (@require_file_paths)
{
if ($dir eq '.')
{
$fullfile = $relative_dir . "/" . $file;
$errdir = $relative_dir unless $errdir;
}
else
{
$fullfile = $dir . "/" . $file;
$errdir = $dir unless $errdir;
}
# Use different name for "error filename". Otherwise on
# an error the bad file will be reported as eg
# `../../install-sh' when using the default
# config_aux_path.
$errfile = $errdir . '/' . $file;
if (-f $fullfile)
{
$found_it = 1;
# FIXME: Once again, special-case `.'.
&push_dist_common ($file)
if $dir eq $relative_dir || $dir eq '.';
$save_dir = $dir;
last;
}
}
if ($found_it)
{
# Prune the path list.
@require_file_paths = $save_dir;
}
else
{
if ($strictness >= $mystrict)
{
local ($trailer) = '';
local ($suppress) = 0;
# Only install missing files according to our desired
# strictness level.
if ($add_missing)
{
$trailer = "; installing";
$suppress = 1;
# Maybe run libtoolize.
if ($seen_libtool
&& grep ($_ eq $file, @libtoolize_files)
&& system ('libtoolize', '--automake'))
{
$suppress = 0;
$trailer .= "; cannot run \`libtoolize': $!";
}
elsif (-f ($am_dir . '/' . $file))
{
# Install the missing file. Symlink if we
# can, copy if we must. Note: delete the file
# first, in case it is a dangling symlink.
unlink ($errfile);
if ($symlink_exists)
{
if (! symlink ($am_dir . '/' . $file, $errfile))
{
$suppress = 0;
$trailer .= "; error while making link: $!\n";
}
}
elsif (! system ('cp', $am_dir . '/' . $file, $errfile))
{
$suppress = 0;
$trailer .= "\n error while making link\n";
}
}
}
local ($save) = $exit_status;
if ($is_configure)
{
# FIXME: allow actual file to be specified.
&am_conf_line_error
('configure.in', $line,
"required file \"$errfile\" not found$trailer");
}
else
{
&am_line_error
($line,
"required file \"$errfile\" not found$trailer");
}
$exit_status = $save if $suppress;
}
}
}
}
# Like require_file_with_line, but error messages refer to
# configure.in, not the current Makefile.am.
sub require_file_with_conf_line
{
@require_file_paths = '.';
&require_file_internal (1, @_);
}
sub require_file_with_line
{
@require_file_paths = '.';
&require_file_internal (0, @_);
}
sub require_file
{
@require_file_paths = '.';
&require_file_internal (0, '', @_);
}
# Require a file that is also required by Autoconf. Looks in
# configuration path, as specified by AC_CONFIG_AUX_DIR.
sub require_config_file
{
@require_file_paths = @config_aux_path;
&require_file_internal (1, '', @_);
local ($dir) = $require_file_paths[0];
@config_aux_path = @require_file_paths;
if ($dir eq '.')
{
$config_aux_dir = '.';
}
else
{
$config_aux_dir = '$(top_srcdir)/' . $dir;
}
}
# Assumes that the line number is in Makefile.am.
sub require_conf_file_with_line
{
@require_file_paths = @config_aux_path;
&require_file_internal (0, @_);
local ($dir) = $require_file_paths[0];
@config_aux_path = @require_file_paths;
if ($dir eq '.')
{
$config_aux_dir = '.';
}
else
{
$config_aux_dir = '$(top_srcdir)/' . $dir;
}
}
# Assumes that the line number is in Makefile.am.
sub require_conf_file_with_conf_line
{
@require_file_paths = @config_aux_path;
&require_file_internal (1, @_);
local ($dir) = $require_file_paths[0];
@config_aux_path = @require_file_paths;
if ($dir eq '.')
{
$config_aux_dir = '.';
}
else
{
$config_aux_dir = '$(top_srcdir)/' . $dir;
}
}
################################################################
# Push a list of files onto dist_common.
sub push_dist_common
{
local (@files) = @_;
local ($file);
foreach $file (@files)
{
$dist_common{$file} = 1;
}
}
# Push a list of clean targets onto phony.
sub push_phony_cleaners
{
local ($base) = @_;
local ($target);
foreach $target ('mostly', 'dist', '', 'maintainer-')
{
push (@phony, $target . 'clean-' . $base);
}
}
# Set strictness.
sub set_strictness
{
$strictness_name = $_[0];
if ($strictness_name eq 'gnu')
{
$strictness = $GNU;
}
elsif ($strictness_name eq 'gnits')
{
$strictness = $GNITS;
}
elsif ($strictness_name eq 'foreign')
{
$strictness = $FOREIGN;
}
else
{
die "automake: level \`$strictness_name' not recognized\n";
}
}
################################################################
# Return directory name of file.
sub dirname
{
local ($file) = @_;
local ($sub);
($sub = $file) =~ s,/+[^/]+$,,g;
$sub = '.' if $sub eq $file;
return $sub;
}
# Return file name of a file.
sub basename
{
local ($file) = @_;
local ($sub);
($sub = $file) =~s,^.*/+,,g;
return $sub;
}
# Touch a file.
sub touch
{
local ($file) = @_;
open (TOUCH, ">> $file");
close (TOUCH);
}
# Glob something. Do this to avoid indentation screwups everywhere we
# want to glob. Gross!
sub my_glob
{
local ($pat) = @_;
return <${pat}>;
}
################################################################
# Print an error message and set exit status.
sub am_error
{
warn "automake: ${am_file}.am: ", join (' ', @_), "\n";
$exit_status = 1;
}
sub am_line_error
{
local ($symbol, @args) = @_;
if ($symbol && "$symbol" ne '-1')
{
# If SYMBOL not already a line number, look it up in Makefile.am.
if ($symbol =~ /^\d+$/)
{
$symbol .= ': ';
}
elsif (defined $content_lines{$symbol})
{
$symbol = $content_lines{$symbol} . ': ';
}
else
{
# A single space, to provide nice separation.
$symbol = ' ';
}
warn "${am_file}.am:", $symbol, join (' ', @args), "\n";
$exit_status = 1;
}
else
{
&am_error (@args);
}
}
# Like am_error, but while scanning configure.in.
sub am_conf_error
{
# FIXME: can run in subdirs.
warn "automake: configure.in: ", join (' ', @_), "\n";
$exit_status = 1;
}
# Error message with line number referring to configure.in.
sub am_conf_line_error
{
local ($file, $line, @args) = @_;
if ($line)
{
warn "$file: $line: ", join (' ', @args), "\n";
$exit_status = 1;
}
else
{
&am_conf_error (@args);
}
}
# Tell user where our aclocal.m4 is, but only once.
sub keyed_aclocal_warning
{
local ($key) = @_;
warn "automake: macro \`$key' can be generated by \`aclocal'\n";
}
# Print usage information.
sub usage
{
print "Usage: automake [OPTION] ... [Makefile]...\n";
print $USAGE;
print "\nFiles which are automatically distributed, if found:\n";
$~ = "USAGE_FORMAT";
local (@lcomm) = sort ((@common_files, @common_sometimes));
local ($one, $two, $three, $four);
while (@lcomm > 0)
{
$one = shift @lcomm;
$two = @lcomm ? shift @lcomm : '';
$three = @lcomm ? shift @lcomm : '';
$four = @lcomm ? shift @lcomm : '';
write;
}
print "\nReport bugs to <automake-bugs\@gnu.ai.mit.edu>\n";
exit 0;
}
format USAGE_FORMAT =
@<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<< @<<<<<<<<<<<<<<<<
$one, $two, $three, $four
.