eina: improve autoconf cache usage.

git-svn-id: http://svn.enlightenment.org/svn/e/trunk/eina@58655 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/autogen.sh b/autogen.sh
index 743d752..3563ad3 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -6,6 +6,28 @@ echo "Running autoconf..." ; autoconf || exit 1
 echo "Running libtoolize..." ; (libtoolize --copy --automake || glibtoolize --automake) || exit 1
 echo "Running automake..." ; automake --add-missing --copy --gnu || exit 1
 
+W=0
+
+rm -f config.cache-env.tmp
+echo "OLD_PARM=\"$@\"" >> config.cache-env.tmp
+echo "OLD_CFLAGS=\"$CFLAGS\"" >> config.cache-env.tmp
+echo "OLD_PATH=\"$PATH\"" >> config.cache-env.tmp
+echo "OLD_PKG_CONFIG_PATH=\"$PKG_CONFIG_PATH\"" >> config.cache-env.tmp
+echo "OLD_LDFLAGS=\"$LDFLAGS\"" >> config.cache-env.tmp
+
+cmp config.cache-env.tmp config.cache-env >> /dev/null
+if [ $? -ne 0 ]; then
+       W=1;
+fi
+
+if [ $W -ne 0 ]; then
+       echo "Cleaning configure cache...";
+       rm -f config.cache config.cache-env
+       mv config.cache-env.tmp config.cache-env
+else
+       rm -f config.cache-env.tmp
+fi
+
 if [ -z "$NOCONFIGURE" ]; then
        ./configure -C "$@"
 fi