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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [config/] [multi.m4] - Blame information for rev 722

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1 722 jeremybenn
##                                                          -*- Autoconf -*-
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# Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2008
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# Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# serial 6
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# AM_ENABLE_MULTILIB([MAKEFILE], [REL-TO-TOP-SRCDIR])
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# ---------------------------------------------------
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# Add --enable-multilib to configure.
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AC_DEFUN([AM_ENABLE_MULTILIB],
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[# Default to --enable-multilib
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AC_ARG_ENABLE(multilib,
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[  --enable-multilib       build many library versions (default)],
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[case "$enableval" in
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  yes) multilib=yes ;;
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  no)  multilib=no ;;
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  *)   AC_MSG_ERROR([bad value $enableval for multilib option]) ;;
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 esac],
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              [multilib=yes])
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# We may get other options which we leave undocumented:
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# --with-target-subdir, --with-multisrctop, --with-multisubdir
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# See config-ml.in if you want the gory details.
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if test "$srcdir" = "."; then
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  if test "$with_target_subdir" != "."; then
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    multi_basedir="$srcdir/$with_multisrctop../$2"
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  else
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    multi_basedir="$srcdir/$with_multisrctop$2"
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  fi
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else
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  multi_basedir="$srcdir/$2"
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fi
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AC_SUBST(multi_basedir)
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# Even if the default multilib is not a cross compilation,
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# it may be that some of the other multilibs are.
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if test $cross_compiling = no && test $multilib = yes \
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   && test "x${with_multisubdir}" != x ; then
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   cross_compiling=maybe
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fi
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AC_OUTPUT_COMMANDS([
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# Only add multilib support code if we just rebuilt the top-level
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# Makefile.
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case " $CONFIG_FILES " in
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 *" ]m4_default([$1],Makefile)[ "*)
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   ac_file=]m4_default([$1],Makefile)[ . ${multi_basedir}/config-ml.in
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   ;;
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esac],
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                   [
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srcdir="$srcdir"
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host="$host"
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target="$target"
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with_multisubdir="$with_multisubdir"
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with_multisrctop="$with_multisrctop"
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with_target_subdir="$with_target_subdir"
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ac_configure_args="${multilib_arg} ${ac_configure_args}"
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multi_basedir="$multi_basedir"
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CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
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CC="$CC"
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CXX="$CXX"
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GFORTRAN="$GFORTRAN"
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GCJ="$GCJ"])])dnl

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