Changeset 4c46dfd for editwin.c

Timestamp:

Oct 26, 2006, 5:45:10 PM (18 years ago)

Author:

Nelson Elhage <nelhage@mit.edu>

Branches:

master, barnowl_perlaim, debian, release-1.10, release-1.4, release-1.5, release-1.6, release-1.7, release-1.8, release-1.9

Children:

39c036d

Parents:

6922edd

Message:

Fixing a hang I've seen repeatedly in owl

File:

• editwin.c (modified) (1 diff)

editwin.c

@@ -711 +711 @@
   while (1) {
     z=_owl_editwin_get_index_from_xy(e);
-    if (e->buff[z+1]==' ' || e->buff[z+1]=='\n' || e->buff[z+1]=='\0') break;
+    /* z == e->bufflen check added to prevent a hang I (nelhage) have
+       seen repeatedly while using owl. I'm not sure precisely what
+       conditions lead to it. */
+    if (z == e->bufflen
+        || e->buff[z+1]==' ' || e->buff[z+1]=='\n' || e->buff[z+1]=='\0') break;
     owl_editwin_delete_char(e);
   }