svn commit: samba r9030 - in branches/SAMBA_4_0/source: .
metze at samba.org
metze at samba.org
Thu Aug 4 01:42:14 GMT 2005
Author: metze
Date: 2005-08-04 01:42:14 +0000 (Thu, 04 Aug 2005)
New Revision: 9030
WebSVN: http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=9030
Log:
add a AC_SEARCH_FUNCS_EXT() which takes an extra argument that get the output libs
to not pollute the global $LIBS variable
metze
Modified:
branches/SAMBA_4_0/source/aclocal.m4
Changeset:
Modified: branches/SAMBA_4_0/source/aclocal.m4
===================================================================
--- branches/SAMBA_4_0/source/aclocal.m4 2005-08-04 01:41:03 UTC (rev 9029)
+++ branches/SAMBA_4_0/source/aclocal.m4 2005-08-04 01:42:14 UTC (rev 9030)
@@ -117,8 +117,33 @@
[AH_TEMPLATE(AS_TR_CPP(HAVE_LIB$1),
[Define to 1 if you have the `]$1[' library (-l]$1[).])])
-# AC_CHECK_FUNCS_EXT(FUNCTION, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
-# -----------------------------------------------------------------
+dnl AC_SEARCH_LIBS_EXT(FUNCTION, SEARCH-LIBS, EXT_LIBS,
+dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
+dnl [OTHER-LIBRARIES])
+dnl --------------------------------------------------------
+dnl Search for a library defining FUNC, if it's not already available.
+AC_DEFUN([AC_SEARCH_LIBS_EXT],
+[AC_CACHE_CHECK([for library containing $1], [ac_cv_search_ext_$1],
+[
+ac_func_search_ext_save_LIBS=$LIBS
+ac_cv_search_ext_$1=no
+AC_LINK_IFELSE([AC_LANG_CALL([], [$1])],
+ [ac_cv_search_ext_$1="none required"])
+if test "$ac_cv_search_ext_$1" = no; then
+ for ac_lib in $2; do
+ LIBS="-l$ac_lib $$3 $6 $ac_func_search_save_ext_LIBS"
+ AC_LINK_IFELSE([AC_LANG_CALL([], [$1])],
+ [ac_cv_search_ext_$1="-l$ac_lib"
+break])
+ done
+fi
+LIBS=$ac_func_search_ext_save_LIBS])
+AS_IF([test "$ac_cv_search_ext_$1" != no],
+ [test "$ac_cv_search_ext_$1" = "none required" || $3="$ac_cv_search_ext_$1"
+ $4],
+ [$5])dnl
+])
+
dnl check for a function in a $LIBS and $OTHER_LIBS libraries variable.
dnl AC_CHECK_FUNC_EXT(func,OTHER_LIBS,IF-TRUE,IF-FALSE)
AC_DEFUN([AC_CHECK_FUNC_EXT],
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