110 lines
3.7 KiB
Text
110 lines
3.7 KiB
Text
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dnl Copied from Audacity 1.3.10 which itself is licensed under the GPL v2 or
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dnl any later version
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dnl Function to configure a sub-library now, because we need to know the result
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dnl of the configuration now in order to take decisions.
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dnl We don't worry about whether the configuration worked or not - it is
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dnl assumed that the next thing after this will be a package-specific check to
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dnl see if the package is actually available. (Hint: use pkg-config and
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dnl -uninstalled.pc files if available).
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dnl code based on a simplification of _AC_OUTPUT_SUBDIRS in
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dnl /usr/share/autoconf/autoconf/status.m4 which implements part of
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dnl AC_CONFIG_SUBDIRS
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AC_DEFUN([AX_CONFIG_DIR],
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[AC_REQUIRE([AC_DISABLE_OPTION_CHECKING])]
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[m4_append([_AC_LIST_SUBDIRS], [$1], [])]
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[
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# Remove --cache-file and --srcdir arguments so they do not pile up.
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ax_sub_configure_args=
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ax_prev=
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eval "set x $ac_configure_args"
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shift
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for ax_arg
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do
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if test -n "$ax_prev"; then
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ax_prev=
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continue
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fi
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case $ax_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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ax_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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ax_prev=srcdir ;;
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-srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
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;;
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-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
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ax_prev=prefix ;;
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-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
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;;
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*)
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case $ax_arg in
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*\'*) ax_arg=`echo "$ax_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
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esac
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ax_sub_configure_args="$ax_sub_configure_args '$ax_arg'" ;;
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esac
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done
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# Always prepend --prefix to ensure using the same prefix
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# in subdir configurations.
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ax_arg="--prefix=$prefix"
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case $ax_arg in
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*\'*) ax_arg=`echo "$ax_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
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esac
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ax_sub_configure_args="'$ax_arg' $ax_sub_configure_args"
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# Pass --silent
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if test "$silent" = yes; then
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ax_sub_configure_args="--silent $ax_sub_configure_args"
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fi
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ax_popdir=`pwd`
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AC_MSG_NOTICE([Configuring sources in $1])
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dnl for out-of-place builds srcdir and builddir will be different, and
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dnl builddir may not exist, so we must create it
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AS_MKDIR_P(["$1"])
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dnl and also set the variables. As this isn't autoconf, the following may be
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dnl risky:
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_AC_SRCDIRS(["$1"])
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cd "$1"
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# Check for guested configure; otherwise get Cygnus style configure.
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if test -f "configure.gnu"; then
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ax_sub_configure=$ac_srcdir/configure.gnu
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elif test -f "$ac_srcdir/configure"; then
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ax_sub_configure=$ac_srcdir/configure
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elif test -f "$ac_srcdir/configure.in"; then
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# This should be Cygnus configure.
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ax_sub_configure=$ac_aux_dir/configure
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else
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AC_MSG_WARN([no configuration information is in $1])
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ax_sub_configure=
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fi
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# The recursion is here.
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if test -n "$ax_sub_configure"; then
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# Make the cache file name correct relative to the subdirectory.
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case $cache_file in
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[[\\/]]* | ?:[[\\/]]* ) ax_sub_cache_file=$cache_file ;;
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*) # Relative name.
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ax_sub_cache_file=$ac_top_build_prefix$cache_file ;;
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esac
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AC_MSG_NOTICE([running $SHELL $ax_sub_configure $ax_sub_configure_args --cache-file=$ax_sub_cache_file --srcdir=$ac_srcdir])
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# The eval makes quoting arguments work.
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eval "\$SHELL \"\$ax_sub_configure\" $ax_sub_configure_args \
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--cache-file=\"\$ax_sub_cache_file\" --srcdir=\"\$ax_srcdir\""
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fi
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cd "$ax_popdir"
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AC_MSG_NOTICE([Done configuring in $1])
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])
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