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kc3-lang/automake/m4/init.m4

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  • Author : Ralf Wildenhues
    Date : 2006-03-20 20:31:29
    Hash : b9df3285
    Message : * m4/init.m4 (AM_INIT_AUTOMAKE): Add `_AM_DEPENDENCIES(OBJC)' to `AC_PROG_OBJC' if provided, to fix Objective C depmode handling. * lib/Automake/Variable.pm (%_ac_macro_for_var): Add entries for OBJC and OBJCFLAGS. * tests/ext.test: Adjust. * tests/objc.test, tests/objc2.test: New tests. * tests/Makefile.am: Adjust. * doc/automake.texi (Objective C Support): New node. (Support for Other Languages): Adjust. * NEWS: Update.

  • m4/init.m4
  • # Do all the work for Automake.                             -*- Autoconf -*-
    
    # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
    # 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.
    
    # serial 12
    
    # 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.
    
    # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
    # AM_INIT_AUTOMAKE([OPTIONS])
    # -----------------------------------------------
    # The call with PACKAGE and VERSION arguments is the old style
    # call (pre autoconf-2.50), which is being phased out.  PACKAGE
    # and VERSION should now be passed to AC_INIT and removed from
    # the call to AM_INIT_AUTOMAKE.
    # We support both call styles for the transition.  After
    # the next Automake release, Autoconf can make the AC_INIT
    # arguments mandatory, and then we can depend on a new Autoconf
    # release and drop the old call support.
    AC_DEFUN([AM_INIT_AUTOMAKE],
    [AC_PREREQ([2.59c])dnl
    dnl Autoconf wants to disallow AM_ names.  We explicitly allow
    dnl the ones we care about.
    m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
    AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
    AC_REQUIRE([AC_PROG_INSTALL])dnl
    # test to see if srcdir already configured
    if test "`cd $srcdir && pwd`" != "`pwd`" &&
       test -f $srcdir/config.status; then
      AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
    fi
    
    # test whether we have cygpath
    if test -z "$CYGPATH_W"; then
      if (cygpath --version) >/dev/null 2>/dev/null; then
        CYGPATH_W='cygpath -w'
      else
        CYGPATH_W=echo
      fi
    fi
    AC_SUBST([CYGPATH_W])
    
    # Define the identity of the package.
    dnl Distinguish between old-style and new-style calls.
    m4_ifval([$2],
    [m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
     AC_SUBST([PACKAGE], [$1])dnl
     AC_SUBST([VERSION], [$2])],
    [_AM_SET_OPTIONS([$1])dnl
     AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
     AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
    
    _AM_IF_OPTION([no-define],,
    [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
     AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
    
    # Some tools Automake needs.
    AC_REQUIRE([AM_SANITY_CHECK])dnl
    AC_REQUIRE([AC_ARG_PROGRAM])dnl
    AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
    AM_MISSING_PROG(AUTOCONF, autoconf)
    AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
    AM_MISSING_PROG(AUTOHEADER, autoheader)
    AM_MISSING_PROG(MAKEINFO, makeinfo)
    AM_PROG_INSTALL_SH
    AM_PROG_INSTALL_STRIP
    AC_REQUIRE([AM_PROG_MKDIR_P])dnl
    # 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_SET_LEADING_DOT])dnl
    _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
                  [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
    	      		     [_AM_PROG_TAR([v7])])])
    _AM_IF_OPTION([no-dependencies],,
    [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
    AC_PROVIDE_IFELSE([AC_PROG_OBJC],
                      [_AM_DEPENDENCIES(OBJC)],
                      [define([AC_PROG_OBJC],
                              defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
    ])
    ])
    
    
    # When config.status generates a header, we must update the stamp-h file.
    # This file resides in the same directory as the config header
    # that is generated.  The stamp files are numbered to have different names.
    
    # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
    # loop where config.status creates the headers, so we can generate
    # our stamp files there.
    AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
    [# Compute $1's index in $config_headers.
    _am_stamp_count=1
    for _am_header in $config_headers :; do
      case $_am_header in
        $1 | $1:* )
          break ;;
        * )
          _am_stamp_count=`expr $_am_stamp_count + 1` ;;
      esac
    done
    echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])