fix bug in '%' escaping in substitution pattern compile

diff --git a/libraries/librewrite/subst.c b/libraries/librewrite/subst.c
index 2f0645f6d4c790c2b17f3fa1b7275f48d7761865..3047cd2657272afb25dd6815631b2835247a13c3 100644 (file)
--- a/libraries/librewrite/subst.c
+++ b/libraries/librewrite/subst.c
@@ -57,7 +57,9 @@ rewrite_subst_compile(
                 */
                if ( p[ 0 ] != REWRITE_SUBMATCH_ESCAPE ) {
                        continue;
-               } else if ( p[ 1 ] == REWRITE_SUBMATCH_ESCAPE ) {
+               } 
+               if ( p[ 1 ] == REWRITE_SUBMATCH_ESCAPE ) {
+                       memmove(p, p + 1, strlen( p ) );
                        continue;
                }