lsearch, switch: fix -regexp case with option-like pattern

If the pattern begins with -, the internal invocation of regexp
will treat the pattern as an option. Fix this by adding -- to the
internal invocation of regexp.

Fixes #154

Reported-by: Barry Arthur <barry.arthur@gmail.com>
Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 1 insertions, 0 deletions

diff --git a/jim.h b/jim.h
index f156980..807ad9b 100644
--- a/jim.h
+++ b/jim.h
@@ -161,6 +161,7 @@ extern "C" {
 /* Flags used by API calls getting a 'nocase' argument. */
 #define JIM_CASESENS    0   /* case sensitive */
 #define JIM_NOCASE      1   /* no case */
+#define JIM_OPT_END     2   /* if implemented by a command (e.g. regexp), add -- to the argument list */
 
 /* Filesystem related */
 #define JIM_PATH_LEN 1024