Index: files.c
===================================================================
RCS file: /cvs/gnats/gnats/gnats/Attic/files.c,v
retrieving revision 1.1.1.2.4.1
diff -u -p -r1.1.1.2.4.1 files.c
--- files.c 1999/09/21 23:18:39 1.1.1.2.4.1
+++ files.c 2001/02/08 04:26:03
@@ -533,12 +533,20 @@ get_class_type (class)
 }     
 
 /* get_class_enum_field - return a string of bar-separated classes */
+/* Modifications by Marcelle Gannon, 19/01/01 to fix up buffer overrun */
+/* problem to allow unlimited number of classes                    */
    
 char *
 get_class_enum_field ()
 {
   Classes *c;
-  char line[STR_MAX];
+  char *line, *trimline;
+  int totlen = 0;            /* count up the length of the string required first */
+  c = class_chain;
+  totlen += (strlen(c->key) + 1);         /* +1 for the \0  */
+  for (c = c->next; c; c = c->next)
+      totlen += (strlen(c->key) + 3);     /* +3 for the " | " characters */
+  line = xmalloc(totlen * sizeof(char)); 
   line[0] = '\0';
   c = class_chain;
   strcat (line, c->key);
@@ -547,7 +555,9 @@ get_class_enum_field ()
       strcat (line,  " | ");
       strcat (line, c->key);
     }
-  return (strdup (line));
+  trimline = strdup(line);    /* probably don't need to do this step, included as */
+  xfree(line);                 /* strdup was used in the previous version          */
+  return trimline;
 }
 
 /*  init_states - reads and parses the whole states file