source: rtems/aclocal/multi.m4 @ ba748523

4.104.114.84.95
Last change on this file since ba748523 was ba748523, checked in by Joel Sherrill <joel.sherrill@…>, on Dec 20, 2001 at 5:33:23 PM

2001-12-20 Ralf Corsepius <corsepiu@…>

  • configure.ac: Reworked for multilibs, reflect changes to aclocal/*.m4.
  • aclocal/subdirs.m4: New file.
  • aclocal/multi.m4: New file, adopted from autoconf-2.52 w/ modifications.
  • aclocal/check-posix.m4: Apply AS_IF.
  • aclocal/config-subdirs.m4: Reflect changes to other m4-macros.
  • aclocal/env-rtemsbsp.m4: Add PROJECT_INCLUDE, PROJECT_RELEASE. Add AM_CONDITIONAL(MULTILIB). Adapt GCC_SPECS to multilibs.
  • aclocal/env-rtemscpu.m4: Remove RTEMS_BSP. Add support for MULTIBUILDTOP, MULTISUBDIR. Adapt GCC_SPECS to multilibs. Add PROJECT_INCLUDE, PROJECT_RELEASE, includedir, libdir.
  • aclocal/multilib.m4: Fix m4-quoting, adopt automake-1.5's OUTPUT_COMMANDS.
  • aclocal/project-root.m4: Remove PROJECT_INCLUDE, PROJECT_RELEASE.
  • aclocal/rtems-debug.m4: Minor cleanups.
  • aclocal/rtems-top.m4: Minor cleanups.
  • automake/compile.am: Further steps towards automake's rules.
  • Property mode set to 100644
File size: 1.4 KB
Line 
1#serial 99
2
3AC_DEFUN(AC_ENABLE_MULTILIB,
4[
5AC_ARG_ENABLE(multilib,
6AC_HELP_STRING([--enable-multilib],
7[build many library versions (default=no)]),
8[case "${enableval}" in
9  yes) multilib=yes ;;
10  no)  multilib=no ;;
11  *)   AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
12 esac], [multilib=no])dnl
13
14AM_CONDITIONAL(MULTILIB,test x"${multilib}" = x"yes")
15
16dnl We may get other options which we don't document:
17dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
18
19if test "[$]{srcdir}" = "."; then
20  if test "[$]{with_target_subdir}" != "."; then
21    multilib_basedir="[$]{srcdir}/[$]{with_multisrctop}../ifelse([$2],,,[$2])"
22  else
23    multilib_basedir="[$]{srcdir}/[$]{with_multisrctop}ifelse([$2],,,[$2])"
24  fi
25else
26  multilib_basedir="[$]{srcdir}/ifelse([$2],,,[$2])"
27fi
28AC_SUBST(multilib_basedir)
29
30if test "${multilib}" = "yes"; then
31  multilib_arg="--enable-multilib"
32else
33  multilib_arg=
34fi
35
36AC_OUTPUT_COMMANDS(
37[case " $CONFIG_FILES " in
38 *" ]m4_if([$1],,Makefile,[$1])[ "*)
39    ac_file=]m4_if([$1],,Makefile,[$1])[ . ${multilib_basedir}/config-ml.in
40esac],
41[
42  srcdir=${srcdir}
43  host=${host}
44  target=${target}
45  with_multisrctop="${with_multisrctop}"
46  with_target_subdir="${with_target_subdir}"
47  with_multisubdir="${with_multisubdir}"
48  ac_configure_args="${multilib_arg} ${ac_configure_args}"
49  CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
50  multilib_basedir=${multilib_basedir}
51  CC="${CC}"]
52)
53])
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