Fix an object sharing bug for arrays

Commands which modify variables in place such
as append, lappend, incr and lset did not correctly
account for modifying a shared array through an array
element (dict sugar).

Signed-off-by: Steve Bennett <steveb@workware.net.au>

1 files changed, 2 insertions, 0 deletions

diff --git a/jim.h b/jim.h
index 320a200..0427bf4 100644
--- a/jim.h
+++ b/jim.h
@@ -147,6 +147,8 @@ extern "C" {
 #define JIM_NONE 0    /* no flags set */
 #define JIM_ERRMSG 1    /* set an error message in the interpreter. */
 
+#define JIM_UNSHARED 4 /* Flag to Jim_GetVariable() */
+
 /* Flags for Jim_SubstObj() */
 #define JIM_SUBST_NOVAR 1 /* don't perform variables substitutions */
 #define JIM_SUBST_NOCMD 2 /* don't perform command substitutions */