No kbd_result state for commands with no result string.

1 files changed, 5 insertions, 3 deletions

diff --git a/pw.c b/pw.c
index 1a10c24..cb1c4cd 100644
--- a/pw.c
+++ b/pw.c
@@ -246,6 +246,7 @@ static void execute(char *cmd)
   char *arg = cmd + 2 + strspn(cmd + 2, " \t");
 
   clrline();
+  cmd[0] = 0;
 
   switch (cmd[1]) {
   case 'w': case 'a':
@@ -600,9 +601,10 @@ int main(int argc, char **argv)
             if (ch == 13) {
               if (kbd_state == kbd_colon && cmdbuf[1]) {
                 execute(cmdbuf);
-                stat &= ~stat_dirty;
-                kbd_state = kbd_result;
-                break;
+                if (cmdbuf[0] != 0) {
+                  kbd_state = kbd_result;
+                  break;
+                }
               } else if (cmdbuf[1]) {
                 int err;
                 trigpat = dsdup(cmdbuf + 1);