Edit
kc3-lang/automake/aclocal.m4
Tom Tromey
- aclocal.m4
-
# aclocal.m4 generated automatically by aclocal 1.4k # Copyright 1996, 1997, 1998, 1999, 2000, 2001 # Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY, to the extent permitted by law; without # even the implied warranty of MERCHANTABILITY or FITNESS FOR A # PARTICULAR PURPOSE. # Do all the work for Automake. This macro actually does too much -- # some checks are only needed if your package does certain things. # But this isn't really a big deal. # serial 5 # There are a few dirty hacks below to avoid letting `AC_PROG_CC' be # written in clear, in which case automake, when reading aclocal.m4, # will think it sees a *use*, and therefore will trigger all it's # C support machinery. Also note that it means that autoscan, seeing # CC etc. in the Makefile, will ask for an AC_PROG_CC use... # We require 2.13 because we rely on SHELL being computed by configure. AC_PREREQ([2.13]) # AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED) # ----------------------------------------------------------- # If MACRO-NAME is provided do IF-PROVIDED, else IF-NOT-PROVIDED. # The purpose of this macro is to provide the user with a means to # check macros which are provided without letting her know how the # information is coded. # If this macro is not defined by Autoconf, define it here. ifdef([AC_PROVIDE_IFELSE], [], [define([AC_PROVIDE_IFELSE], [ifdef([AC_PROVIDE_$1], [$2], [$3])])]) # AM_INIT_AUTOMAKE(PACKAGE,VERSION, [NO-DEFINE]) # ---------------------------------------------- AC_DEFUN([AM_INIT_AUTOMAKE], [AC_REQUIRE([AC_PROG_INSTALL])dnl # test to see if srcdir already configured if test "`CDPATH=:; cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then AC_MSG_ERROR([source directory already configured; run \"make distclean\" there first]) fi # Define the identity of the package. PACKAGE=$1 AC_SUBST(PACKAGE)dnl VERSION=$2 AC_SUBST(VERSION)dnl ifelse([$3],, [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])]) # Autoconf 2.50 wants to disallow AM_ names. We explicitly allow # the ones we care about. ifdef([m4_pattern_allow], [m4_pattern_allow([^AM_[A-Z]+FLAGS])])dnl # Autoconf 2.50 always computes EXEEXT. However we need to be # compatible with 2.13, for now. So we always define EXEEXT, but we # don't compute it. AC_SUBST(EXEEXT) # Similar for OBJEXT -- only we only use OBJEXT if the user actually # requests that it be used. This is a bit dumb. : ${OBJEXT=o} AC_SUBST(OBJEXT) # Some tools Automake needs. AC_REQUIRE([AM_SANITY_CHECK])dnl AC_REQUIRE([AC_ARG_PROGRAM])dnl AM_MISSING_PROG(ACLOCAL, aclocal) AM_MISSING_PROG(AUTOCONF, autoconf) AM_MISSING_PROG(AUTOMAKE, automake) AM_MISSING_PROG(AUTOHEADER, autoheader) AM_MISSING_PROG(MAKEINFO, makeinfo) AM_MISSING_PROG(AMTAR, tar) AM_PROG_INSTALL_SH AM_PROG_INSTALL_STRIP # We need awk for the "check" target. The system "awk" is bad on # some platforms. AC_REQUIRE([AC_PROG_AWK])dnl AC_REQUIRE([AC_PROG_MAKE_SET])dnl AC_REQUIRE([AM_DEP_TRACK])dnl AC_REQUIRE([AM_SET_DEPDIR])dnl AC_PROVIDE_IFELSE([AC_PROG_][CC], [_AM_DEPENDENCIES(CC)], [define([AC_PROG_][CC], defn([AC_PROG_][CC])[_AM_DEPENDENCIES(CC)])])dnl AC_PROVIDE_IFELSE([AC_PROG_][CXX], [_AM_DEPENDENCIES(CXX)], [define([AC_PROG_][CXX], defn([AC_PROG_][CXX])[_AM_DEPENDENCIES(CXX)])])dnl ]) # # Check to make sure that the build environment is sane. # # serial 3 # AM_SANITY_CHECK # --------------- AC_DEFUN([AM_SANITY_CHECK], [AC_MSG_CHECKING([whether build environment is sane]) # Just in case sleep 1 echo timestamp > conftest.file # Do `set' in a subshell so we don't clobber the current shell's # arguments. Must try -L first in case configure is actually a # symlink; some systems play weird games with the mod time of symlinks # (eg FreeBSD returns the mod time of the symlink's containing # directory). if ( set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null` if test "$[*]" = "X"; then # -L didn't work. set X `ls -t $srcdir/configure conftest.file` fi rm -f conftest.file if test "$[*]" != "X $srcdir/configure conftest.file" \ && test "$[*]" != "X conftest.file $srcdir/configure"; then # If neither matched, then we have a broken ls. This can happen # if, for instance, CONFIG_SHELL is bash and it inherits a # broken ls alias from the environment. This has actually # happened. Such a system could not be considered "sane". AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken alias in your environment]) fi test "$[2]" = conftest.file ) then # Ok. : else AC_MSG_ERROR([newly created file is older than distributed files! 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AC_MSG_CHECKING([for style of include used by $am_make]) am__include='#' am__quote= _am_result=none # First try GNU make style include. echo "include confinc" > confmf # We grep out `Entering directory' and `Leaving directory' # messages which can occur if `w' ends up in MAKEFLAGS. # In particular we don't look at `^make:' because GNU make might # be invoked under some other name (usually "gmake"), in which # case it prints its new name instead of `make'. if test "`$am_make -s -f confmf 2> /dev/null | fgrep -v 'ing directory'`" = "done"; then am__include=include am__quote= _am_result=GNU fi # Now try BSD make style include. if test "$am__include" = "#"; then echo '.include "confinc"' > confmf if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then am__include=.include am__quote='"' _am_result=BSD fi fi AC_SUBST(am__include) AC_SUBST(am__quote) AC_MSG_RESULT($_am_result) rm -f confinc confmf ]) # serial 3 # AM_CONDITIONAL(NAME, SHELL-CONDITION) # ------------------------------------- # Define a conditional. # # FIXME: Once using 2.50, use this: # m4_match([$1], [^TRUE\|FALSE$], [AC_FATAL([$0: invalid condition: $1])])dnl AC_DEFUN([AM_CONDITIONAL], [ifelse([$1], [TRUE], [errprint(__file__:__line__: [$0: invalid condition: $1 ])dnl m4exit(1)])dnl ifelse([$1], [FALSE], [errprint(__file__:__line__: [$0: invalid condition: $1 ])dnl m4exit(1)])dnl AC_SUBST([$1_TRUE]) AC_SUBST([$1_FALSE]) if $2; then $1_TRUE= $1_FALSE='#' else $1_TRUE='#' $1_FALSE= fi])