[gnome-bluetooth] Add AS_AC_EXPAND to acinclude.m4
- From: Ross Burton <rburton src gnome org>
- To: svn-commits-list gnome org
- Cc:
- Subject: [gnome-bluetooth] Add AS_AC_EXPAND to acinclude.m4
- Date: Fri, 29 Jan 2010 15:04:39 +0000 (UTC)
commit 5b4131fc0c924fc371d2dd230786f0589df9d9ed
Author: Ross Burton <ross linux intel com>
Date: Fri Jan 29 12:09:41 2010 +0000
Add AS_AC_EXPAND to acinclude.m4
acinclude.m4 | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 51 insertions(+), 0 deletions(-)
---
diff --git a/acinclude.m4 b/acinclude.m4
index bb3a0da..5cf8c03 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -86,3 +86,54 @@ AC_DEFUN([GOBJECT_INTROSPECTION_REQUIRE],
[
_GOBJECT_INTROSPECTION_CHECK_INTERNAL([$1], [require])
])
+
+
+dnl as-ac-expand.m4 0.2.0 -*- autoconf -*-
+dnl autostars m4 macro for expanding directories using configure's prefix
+
+dnl (C) 2003, 2004, 2005 Thomas Vander Stichele <thomas at apestaart dot org>
+
+dnl Copying and distribution of this file, with or without modification,
+dnl are permitted in any medium without royalty provided the copyright
+dnl notice and this notice are preserved.
+
+dnl AS_AC_EXPAND(VAR, CONFIGURE_VAR)
+
+dnl example:
+dnl AS_AC_EXPAND(SYSCONFDIR, $sysconfdir)
+dnl will set SYSCONFDIR to /usr/local/etc if prefix=/usr/local
+
+AC_DEFUN([AS_AC_EXPAND],
+[
+ EXP_VAR=[$1]
+ FROM_VAR=[$2]
+
+ dnl first expand prefix and exec_prefix if necessary
+ prefix_save=$prefix
+ exec_prefix_save=$exec_prefix
+
+ dnl if no prefix given, then use /usr/local, the default prefix
+ if test "x$prefix" = "xNONE"; then
+ prefix="$ac_default_prefix"
+ fi
+ dnl if no exec_prefix given, then use prefix
+ if test "x$exec_prefix" = "xNONE"; then
+ exec_prefix=$prefix
+ fi
+
+ full_var="$FROM_VAR"
+ dnl loop until it doesn't change anymore
+ while true; do
+ new_full_var="`eval echo $full_var`"
+ if test "x$new_full_var" = "x$full_var"; then break; fi
+ full_var=$new_full_var
+ done
+
+ dnl clean up
+ full_var=$new_full_var
+ AC_SUBST([$1], "$full_var")
+
+ dnl restore prefix and exec_prefix
+ prefix=$prefix_save
+ exec_prefix=$exec_prefix_save
+])
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