path.cc: Ignore zero-length exclusions

git-for-windows · Mar 16, 2019 · 55d72a8 · 55d72a8
1 parent 9fa9fe9
commit 55d72a8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc
@@ -3625,7 +3625,7 @@ arg_heuristic_with_exclusions (char const * const arg, char const * exclusions,
     {
       /* Since we've got regex linked we should maybe switch to that, but
          running regexes for every argument could be too slow. */
-      if ( strcmp (exclusions, "*") == 0 || strstr (arg, exclusions) == arg )
+      if ( strcmp (exclusions, "*") == 0 || (strlen (exclusions) && strstr (arg, exclusions) == arg) )
         return (char*)arg;
       exclusions += strlen (exclusions) + 1;
     }