Set $::errorCode from exec

This allows the return code from a failed 'exec' command to be retrieved.

Also support -errorcode in catch and return.

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

1 files changed, 10 insertions, 0 deletions

diff --git a/jim-signal.c b/jim-signal.c
index 09a0f7a..e841d61 100644
--- a/jim-signal.c
+++ b/jim-signal.c
@@ -108,6 +108,16 @@ const char *Jim_SignalId(int sig)
     return "unknown signal";
 }
 
+const char *Jim_SignalName(int sig)
+{
+#ifdef HAVE_SYS_SIGLIST
+    if (sig >= 0 && sig < NSIG) {
+        return sys_siglist[sig];
+    }
+#endif
+    return Jim_SignalId(sig);
+}
+
 /**
  * Given the name of a signal, returns the signal value if found,
  * or returns -1 (and sets an error) if not found.