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Revert unconditional config.h overwriting, it may cause unnecessary rebuilds.
author
Diego Biurrun
<diego@biurrun.de>
Mon, 13 Feb 2006 22:46:28 +0000
(22:46 +0000)
committer
Diego Biurrun
<diego@biurrun.de>
Mon, 13 Feb 2006 22:46:28 +0000
(22:46 +0000)
Originally committed as revision 5020 to svn://svn.ffmpeg.org/ffmpeg/trunk
configure
patch
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diff --git
a/configure
b/configure
index
9b5e942
..
1770aa4
100755
(executable)
--- a/
configure
+++ b/
configure
@@
-1939,7
+1939,13
@@
for codec in $CODEC_LIST ; do
echo "CONFIG_`echo $codec | tr a-z A-Z`=yes" >> config.mak
done
-mv -f $TMPH config.h
+# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
+diff $TMPH config.h >/dev/null 2>&1
+if test $? -ne 0 ; then
+ mv -f $TMPH config.h
+else
+ echo "config.h is unchanged"
+fi
rm -f $TMPO $TMPC $TMPE $TMPS $TMPH