Author: philip
Date: Fri Jun 10 07:50:17 2011
New Revision: 1134219
URL: http://svn.apache.org/viewvc?rev=1134219&view=rev
Log:
* configure.ac: Don't replace svn_private_config.h if the content
is unchanged.
Modified:
subversion/trunk/configure.ac
Modified: subversion/trunk/configure.ac
URL:
http://svn.apache.org/viewvc/subversion/trunk/configure.ac?rev=1134219&r1=1134218&r2=1134219&view=diff
==============================================================================
--- subversion/trunk/configure.ac (original)
+++ subversion/trunk/configure.ac Fri Jun 10 07:50:17 2011
@@ -1297,10 +1297,15 @@ AC_SUBST(INCLUDE_OUTPUTS)
# ==== Detection complete - output and run config.status =====================
-AC_CONFIG_HEADERS(subversion/svn_private_config.h)
-AC_CONFIG_COMMANDS([svn_private_config.h],
- [$SED -e "s/@SVN_DB_HEADER@/$SVN_DB_HEADER/"
subversion/svn_private_config.h > subversion/svn_private_config.h.new
- mv -f subversion/svn_private_config.h.new
subversion/svn_private_config.h],
+AC_CONFIG_HEADERS(subversion/svn_private_config.h.tmp)
+AC_CONFIG_COMMANDS([svn_private_config.h.tmp],
+ [$SED -e "s/@SVN_DB_HEADER@/$SVN_DB_HEADER/"
subversion/svn_private_config.h.tmp > subversion/svn_private_config.h.tmp.new
+ if test -e subversion/svn_private_config.h && diff
subversion/svn_private_config.h subversion/svn_private_config.h.tmp.new
>/dev/null ; then
+ rm -f subversion/svn_private_config.h.tmp.new
+ else
+ mv -f subversion/svn_private_config.h.tmp.new
subversion/svn_private_config.h
+ fi
+ rm -f subversion/svn_private_config.h.tmp],
[SED="$SED"
SVN_DB_HEADER="$SVN_DB_HEADER"])
AC_CONFIG_FILES([Makefile])
