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authorJoel Sherrill <joel.sherrill@OARcorp.com>2001-12-20 17:33:23 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2001-12-20 17:33:23 +0000
commitba748523d172d32b4c7d6207f6c2c5444c8f93a3 (patch)
tree7fe6e24d8b195b0dec0138a29712948e81aa8b25 /aclocal/subdirs.m4
parentf92cc34b38355c462fd394f098a561d403bc42e9 (diff)
downloadrtems-ba748523d172d32b4c7d6207f6c2c5444c8f93a3.tar.bz2
2001-12-20 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
* 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.
Diffstat (limited to 'aclocal/subdirs.m4')
-rw-r--r--aclocal/subdirs.m4393
1 files changed, 393 insertions, 0 deletions
diff --git a/aclocal/subdirs.m4 b/aclocal/subdirs.m4
new file mode 100644
index 0000000000..491811b019
--- /dev/null
+++ b/aclocal/subdirs.m4
@@ -0,0 +1,393 @@
+## All tools belong in one of the 3 categories, and are assigned above.
+## ${HOST_CONFIGDIRS_LIST} is directories we build using the host tools.
+## ${TARGET_CONFIGDIRS_LIST} is directories we build using the target tools.
+## ${BUILD_CONFIGDIRS_LIST} is directories we build using the build tools
+
+
+dnl RTEMS_ARG_VAR(VAR,HELP-STRING)
+dnl An internal macros to have help strings pretty
+dnl printed with configure --help, without letting autoconf spoil config subdir
+dnl environments by trying to propagate them
+dnl Stripped down version of autoconf-2.52's AC_ARG_VAR.
+
+AC_DEFUN([_RTEMS_ARG_VAR],
+[
+m4_expand_once([m4_divert_once([HELP_VAR],
+[AC_HELP_STRING([$1], [$2], [ ])])],
+ [$0($1)])dnl
+])
+
+AC_DEFUN([_RTEMS_SUBST_IFNOT],
+[AS_IF([`echo " [$]$1 " | grep " $2 " > /dev/null`],
+ [],
+ [AC_SUBST([$1],["[$]$1 $2"])])
+])
+
+AC_DEFUN([_RTEMS_COMMANDS_POST_CONFIG_SUBDIRS],
+[
+AC_CONFIG_COMMANDS_PRE([
+_RTEMS_BUILD_CONFIG_PREPARE
+_RTEMS_HOST_CONFIG_PREPARE
+_RTEMS_TARGET_CONFIG_PREPARE
+
+if test $build = $host;
+then
+ if test $host = $target;
+ then
+ dnl b=h, h=t, t=b
+ BUILD_SUBDIRS="${build_configdirs}"
+ build_configdirs="${build_configdirs}"
+ HOST_SUBDIRS=""
+ host_configdirs=""
+ TARGET_SUBDIRS=""
+ target_configdirs=""
+ else
+ dnl b=h, h!=t, t!=b
+ BUILD_SUBDIRS="${build_configdirs}"
+ build_configdirs="${build_configdirs}"
+ HOST_SUBDIRS=""
+ host_configdirs=""
+ TARGET_SUBDIRS=`echo "${target_configdirs}" | \
+ sed -e "s%\([[^ ]][[^ ]]*\)%$target_alias/\1%g"`
+ target_configdirs="${target_configdirs}"
+ fi
+else
+ if test $host = $target;
+ then
+ dnl b!=h, h=t, b!=t
+ BUILD_SUBDIRS="${build_configdirs}"
+ build_configdirs="${build_configdirs}"
+ HOST_SUBDIRS=`echo "${host_configdirs}" | \
+ sed -e "s%\([[^ ]][[^ ]]*\)%$host_alias/\1%g"`
+ host_configdirs="${host_configdirs}"
+ TARGET_SUBDIRS=""
+ target_configdirs=""
+ else
+ if test $build = $target;
+ then
+ dnl b!=h, h!=t, b=t
+ BUILD_SUBDIRS="${build_configdirs}"
+ build_configdirs="${build_configdirs}"
+ HOST_SUBDIRS=`echo "${host_configdirs}" | \
+ sed -e "s%\([[^ ]][[^ ]]*\)%$host_alias/\1%g"`
+ host_configdirs="${host_configdirs}"
+ TARGET_SUBDIRS=""
+ target_configdirs=""
+ else
+ dnl b!=h, h!=t, b!=t
+ BUILD_SUBDIRS="${build_configdirs}"
+ build_configdirs="${build_configdirs}"
+ HOST_SUBDIRS=`echo "${host_configdirs}" | \
+ sed -e "s%\([[^ ]][[^ ]]*\)%$host_alias/\1%g"`
+ host_configdirs="${host_configdirs}"
+ TARGET_SUBDIRS=`echo "${target_configdirs}" | \
+ sed -e "s%\([[^ ]][[^ ]]*\)%$target_alias/\1%g"`
+ target_configdirs="${target_configdirs}"
+ fi
+ fi
+fi
+
+AC_SUBST(HOST_SUBDIRS)
+AC_SUBST(TARGET_SUBDIRS)
+AC_SUBST(BUILD_SUBDIRS)
+])
+
+ AC_CONFIG_COMMANDS_POST([
+ _RTEMS_OUTPUT_SUBDIRS([build],[BUILD])
+ _RTEMS_OUTPUT_SUBDIRS([host],[HOST])
+ _RTEMS_OUTPUT_SUBDIRS([target],[TARGET])
+ ])
+])
+
+dnl _RTEMS_SRCPATHS(BUILD-DIR-NAME)
+dnl ----------------------------
+dnl Inputs:
+dnl - BUILD-DIR-NAME is `top-build -> build' and `top-src -> src'
+dnl - `$srcdir' is `top-build -> top-src'
+dnl
+dnl Outputs:
+dnl - `ac_builddir' is `.', for symmetry only.
+dnl - `ac_top_builddir' is `build -> top_build'.
+dnl If not empty, has a trailing slash.
+dnl - `ac_srcdir' is `build -> src'.
+dnl - `ac_top_srcdir' is `build -> top-src'.
+dnl
+dnl and `ac_buildpath' etc., the absolute paths.
+m4_define([_RTEMS_SRCPATHS],
+[
+m4_if([$2],,
+[dstdir=$1],
+[case "$2" in
+"." | "" ) # No subdir was given
+ dstdir=$1;;
+* ) # A subdir was given
+ dstdir=$2/$1;;
+esac])
+ac_builddir=.
+
+if test $dstdir != .; then
+ # Strip off leading ./
+ ac_builddir_suffix=/`echo $dstdir | sed 's,^\.[[\\/]],,'`
+ ac_srcdir_suffix=/`echo $1 | sed 's,^\.[[\\/]],,'`
+ # A "../" for each directory in $ac_dir_suffix.
+ ac_top_builddir=`echo "$ac_builddir_suffix" | sed 's,/[[^\\/]]*,../,g'`
+else
+ ac_dir_suffix= ac_top_builddir=
+fi
+
+case $srcdir in
+ .) # No --srcdir option. We are building in place.
+ ac_srcdir=.
+ if test -z "$ac_top_builddir"; then
+ ac_top_srcdir=.
+ else
+ ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+ fi ;;
+ [[\\/]]* | ?:[[\\/]]* ) # Absolute path.
+ ac_srcdir=$srcdir$ac_srcdir_suffix;
+ ac_top_srcdir=$srcdir;
+ ;;
+ *) # Relative path.
+ ac_srcdir=$ac_top_builddir$srcdir$ac_srcdir_suffix;
+ ac_top_srcdir=$ac_top_builddir$srcdir;
+ ;;
+esac
+dnl Don't blindly perform a `cd $1/$ac_foo && pwd` since $ac_foo can be
+dnl absolute.
+
+ac_buildpath=`cd $dstdir && cd $ac_builddir && pwd`
+ac_top_buildpath=`cd $dstdir && cd $ac_top_builddir && pwd`
+ac_srcpath=`cd $dstdir && cd $ac_srcdir && pwd`
+ac_top_srcpath=`cd $dstdir && cd $ac_top_srcdir && pwd`
+])# _AC_SRCPATHS
+
+dnl _RTEMS_OUTPUT_SUBDIRS([host|target|build],[HOST|TARGET|BUILD])
+AC_DEFUN([_RTEMS_OUTPUT_SUBDIRS],[
+m4_ifdef([_RTEMS_$2_CONFIGDIRS_LIST],
+[
+_RTEMS_ARG_VAR([CC_FOR_$2],
+ [c-compiler to be used for $1 subdirs (default: auto-detected)])
+if test "$no_recursion" != yes; then
+
+ if test -n "${$2_SUBDIRS}"; then
+ ac_sub_configure_args=
+ ac_prev=
+ for ac_arg in $$1args; do
+ if test -n "$ac_prev"; then
+ ac_prev=
+ continue
+ fi
+ case $ac_arg in
+ -cache-file | --cache-file | --cache-fil | --cache-fi \
+ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+ ac_prev=cache_file ;;
+ -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* \
+ | --c=*)
+ ;;
+ --config-cache | -C)
+ ;;
+ -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+ ac_prev=srcdir ;;
+ -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+ ;;
+ -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+ ac_prev=prefix ;;
+ -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+ ;;
+ *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
+ esac
+ done
+
+ case "$$1_subdir" in
+ "." ) ;;
+ * )
+ ac_sub_configure_args="$ac_sub_configure_args --with-target-subdir=$$1_subdir --exec-prefix=\${prefix}/$$1_subdir"
+ ;;
+ esac
+
+ # make sure that $1_subdir is not empty
+ test -n "$$1_subdir" || $1_subdir="."
+
+ ac_popdir=`pwd`
+ for ac_dir in $$1_configdirs; do
+
+ # Do not complain, so a configure script can configure whichever
+ # parts of a large source tree are present.
+ test -d $srcdir/$ac_dir || continue
+
+ AC_MSG_NOTICE([configuring in $$1_subdir/$ac_dir])
+ AS_MKDIR_P(["$$1_subdir/$ac_dir"])
+ _RTEMS_SRCPATHS(["$ac_dir"],["$$1_subdir"])
+
+ cd $$1_subdir/$ac_dir
+
+ # Check for guested configure; otherwise get Cygnus style configure.
+ if test -f $ac_srcdir/configure.gnu; then
+ ac_sub_configure="$SHELL '$ac_srcdir/configure.gnu'"
+ elif test -f $ac_srcdir/configure; then
+ ac_sub_configure="$SHELL '$ac_srcdir/configure'"
+ elif test -f $ac_srcdir/configure.in; then
+ ac_sub_configure=$ac_configure
+ else
+ AC_MSG_WARN([no configuration information is in $ac_dir])
+ ac_sub_configure=
+ fi
+
+ # The recursion is here.
+ if test -n "$ac_sub_configure"; then
+ # Make the cache file name correct relative to the subdirectory.
+ case $cache_file in
+ [[\\/]]* | ?:[[\\/]]* ) ac_sub_cache_file=$cache_file ;;
+ *) # Relative path.
+ ac_sub_cache_file=$ac_top_builddir$cache_file ;;
+ esac
+
+ AC_MSG_NOTICE([running $ac_sub_configure $ac_sub_configure_args \
+ --cache-file=$ac_sub_cache_file --srcdir=$ac_srcdir])
+ # The eval makes quoting arguments work.
+ eval CC=[$]CC_FOR_$2 \
+ $ac_sub_configure $ac_sub_configure_args \
+ --cache-file=$ac_sub_cache_file --srcdir=$ac_srcdir ||
+ AC_MSG_ERROR([$ac_sub_configure failed for $ac_dir])
+ fi
+
+ cd $ac_popdir
+ done
+ fi
+fi
+])
+])
+
+## PUBLIC: RTEMS_BUILD_CONFIG_SUBDIRS(build_subdir)
+# tools to be built for the build environment
+AC_DEFUN([RTEMS_BUILD_CONFIG_SUBDIRS],[
+m4_append([_RTEMS_BUILD_CONFIGDIRS_LIST],[ $1])
+dnl Always append to build_configdirs
+AC_SUBST(build_configdirs,"$build_configdirs $1")
+
+m4_divert_text([DEFAULTS],
+ [ac_subdirs_all="$ac_subdirs_all m4_normalize([$1])"])
+m4_expand_once([_RTEMS_COMMANDS_POST_CONFIG_SUBDIRS])
+])
+
+AC_DEFUN(_RTEMS_BUILD_CONFIG_PREPARE,[
+# Record the configure arguments in Makefile.
+m4_ifdef([_RTEMS_BUILD_CONFIGDIRS_LIST],
+[
+buildargs=`echo "${ac_configure_args}" | \
+ sed -e 's/--no[[^ ]]*//' \
+ -e 's/--cache[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ho[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--bu[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ta[[a-z-]]*=[[^ ]]*//' \
+ -e 's/[[^ ]]*alias=[[^ ]]*//g'` ;
+
+buildargs="--host=${build} --build=${build} --target=${target_alias} ${buildargs}"
+AC_SUBST(buildargs)
+
+build_subdir="."
+],[])
+])
+
+## PUBLIC: RTEMS_HOST_CONFIG_SUBDIR(host_subdir)
+# libraries to be build for the host environment
+AC_DEFUN([RTEMS_HOST_CONFIG_SUBDIRS],[
+m4_append([_RTEMS_HOST_CONFIGDIRS_LIST],[ $1])dnl
+
+if test $build = $host;
+then
+ if test $host = $target;
+ then
+ _RTEMS_SUBST_IFNOT([build_configdirs],[$1])
+ else
+ _RTEMS_SUBST_IFNOT([build_configdirs],[$1])
+ fi
+else
+ if test $host = $target;
+ then
+ _RTEMS_SUBST_IFNOT([host_configdirs],[$1])
+ else
+ if test $build = $target;
+ then
+ _RTEMS_SUBST_IFNOT([host_configdirs],[$1])
+ else
+ _RTEMS_SUBST_IFNOT([host_configdirs],[$1])
+ fi
+ fi
+fi
+
+m4_divert_text([DEFAULTS],
+ [ac_subdirs_all="$ac_subdirs_all m4_normalize([$1])"])
+m4_expand_once([_RTEMS_COMMANDS_POST_CONFIG_SUBDIRS])
+])
+
+AC_DEFUN(_RTEMS_HOST_CONFIG_PREPARE,[
+m4_ifdef([_RTEMS_HOST_CONFIGDIRS_LIST],
+[
+# Record configure arguments in Makefile.
+hostargs=`echo "${ac_configure_args}" | \
+ sed -e 's/--no[[^ ]]*//' \
+ -e 's/--cache[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ho[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--bu[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ta[[a-z-]]*=[[^ ]]*//' \
+ -e 's/[[^ ]]*alias=[[^ ]]*//g'` ;
+
+hostargs="--host=${host_alias} --build=${build} --target=${target_alias} ${hostargs}"
+AC_SUBST(hostargs)
+
+host_subdir="${host_alias}"
+],[])
+])
+
+## PUBLIC: RTEMS_TARGET(target_subdir)
+# tools to be build for the target environment
+AC_DEFUN([RTEMS_TARGET_CONFIG_SUBDIRS],[
+m4_append([_RTEMS_TARGET_CONFIGDIRS_LIST],[ $1])
+
+if test $build = $host;
+then
+ if test $host = $target;
+ then
+ _RTEMS_SUBST_IFNOT([build_configdirs],[$1])
+ else
+ _RTEMS_SUBST_IFNOT([target_configdirs],[$1])
+ fi
+else
+ if test $host = $target;
+ then
+ _RTEMS_SUBST_IFNOT([host_configdirs],[$1])
+ else
+ if test $build = $target;
+ then
+ _RTEMS_SUBST_IFNOT([build_configdirs],[$1])
+ else
+ _RTEMS_SUBST_IFNOT([target_configdirs],[$1])
+ fi
+ fi
+fi
+
+m4_divert_text([DEFAULTS],
+ [ac_subdirs_all="$ac_subdirs_all m4_normalize([$1])"])
+m4_expand_once([_RTEMS_COMMANDS_POST_CONFIG_SUBDIRS])
+])
+
+AC_DEFUN(_RTEMS_TARGET_CONFIG_PREPARE,[
+m4_ifdef([_RTEMS_TARGET_CONFIGDIRS_LIST],
+[
+# Record the configure arguments in Makefile.
+targetargs=`echo "${ac_configure_args}" | \
+ sed -e 's/--no[[^ ]]*//' \
+ -e 's/--cache[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ho[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--bu[[a-z-]]*=[[^ ]]*//' \
+ -e 's/--ta[[a-z-]]*=[[^ ]]*//' \
+ -e 's/[[^ ]]*alias=[[^ ]]*//g'` ;
+
+targetargs="--host=${target_alias} --build=${build} --target=${target_alias} ${targetargs}"
+AC_SUBST(targetargs)
+
+target_subdir="${target_alias}"
+],[])
+])