configure.ac: remove autogen'erated files only if necessary

Currently autogen'erated files will be removed on each call to
configure. However this would break the build if one of previous
make invocations have created corresponding stamp files.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>

diff --git a/configure.ac b/configure.ac
index e30ef8bd97cde6b812f447448c88f76b883c6590..e96c75d356a35457d7deb1dd1a52622d97429ab2 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -920,8 +920,8 @@ AC_SUBST([YEAR], $YEAR)
 
 for i in ${srcdir}/src/*-args.c.bak ${srcdir}/src/*-args.h.bak; do
        nam=$(basename $i|sed 's/.bak//g')
-       rm -f "src/$nam"
        if test "$create_libopts_links" = "yes";then
+               rm -f "src/$nam"
                AC_CONFIG_LINKS([src/$nam:$i])
        fi
 done