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1026 |
ivang |
# acinclude.m4,v 1.5 2002/07/22 09:22:54 ralf Exp
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#
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# Some hacks for handling special config subdirectories
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#
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# Note: Consider this file a temporary band-aid until a better, more general
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# subdirectory handling solution is introduced to RTEMS.
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AC_DEFUN([RTEMS_CONFIG_SUBDIR],
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[
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AC_CONFIG_COMMANDS_POST(
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[
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if test "$multilib" != "yes"; then
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ac_sub_sourcedir=$2
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ac_sub_builddir=$1
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if test "$no_recursion" != yes; then
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# Remove --cache-file and --srcdir arguments so they do not pile up.
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ac_sub_configure_args=
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ac_prev=
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for ac_arg in $ac_configure_args; do
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if test -n "$ac_prev"; then
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ac_prev=
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continue
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fi
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case $ac_arg in
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-cache-file | --cache-file | --cache-fil | --cache-fi \
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| --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
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ac_prev=cache_file ;;
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-cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
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| --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* \
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| --c=*)
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;;
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--config-cache | -C)
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;;
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-srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
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ac_prev=srcdir ;;
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-srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
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;;
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*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
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esac
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done
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ac_sub_configure_args="$ac_sub_configure_args $3"
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for ac_subdir in : $ac_sub_sourcedir; do test "x$ac_subdir" = x: && continue
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# Do not complain, so a configure script can configure whichever
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# parts of a large source tree are present.
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test -d $srcdir/$ac_subdir || continue
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AC_MSG_NOTICE([configuring in $ac_subdir])
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case $srcdir in
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.) ;;
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*) AS_MKDIR_P(["./$ac_sub_builddir"])
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if test -d ./$ac_sub_builddir; then :;
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else
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AC_MSG_ERROR([cannot create `pwd`/$ac_sub_builddir])
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fi
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;;
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esac
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ac_popdir=`pwd`
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cd $ac_sub_builddir
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# A "../" for each directory in /$ac_subdir.
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ac_dots=`echo $ac_sub_builddir |
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sed 's,^\./,,;s,[[^/]]$,&/,;s,[[^/]]*/,../,g'`
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case $srcdir in
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.) # No --srcdir option. We are building in place.
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ac_sub_srcdir=$srcdir${ac_subdir} ;;
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[[\\/]]* | ?:[[\\/]]* ) # Absolute path.
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ac_sub_srcdir=$srcdir/$ac_subdir ;;
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*) # Relative path.
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ac_sub_srcdir=$ac_dots$srcdir/$ac_subdir ;;
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esac
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# Check for guested configure; otherwise get Cygnus style configure.
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if test -f $ac_sub_srcdir/configure.gnu; then
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ac_sub_configure="$SHELL '$ac_sub_srcdir/configure.gnu'"
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elif test -f $ac_sub_srcdir/configure; then
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ac_sub_configure="$SHELL '$ac_sub_srcdir/configure'"
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elif test -f $ac_sub_srcdir/configure.in; then
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ac_sub_configure=$ac_configure
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else
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AC_MSG_WARN([no configuration information is in $ac_subdir])
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ac_sub_configure=
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fi
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# The recursion is here.
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if test -n "$ac_sub_configure"; then
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# Make the cache file name correct relative to the subdirectory.
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case $cache_file in
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[[\\/]]* | ?:[[\\/]]* ) ac_sub_cache_file=$cache_file ;;
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*) # Relative path.
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ac_sub_cache_file=$ac_dots$cache_file ;;
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esac
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AC_MSG_NOTICE([running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir])
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# The eval makes quoting arguments work.
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eval $ac_sub_configure $ac_sub_configure_args \
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--cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir ||
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AC_MSG_ERROR([$ac_sub_configure failed for $ac_subdir])
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fi
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cd $ac_popdir
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done
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fi
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fi
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])
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])
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