Convert remaining sprintf calls to snprintf

Most were fixed length or length checked anyway, this just saves time
doublechecking that.   (A few could be replaced by asprintf, but we
don't have a copy guaranteed to be reachable from this program yet.)

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jasper St. Pierre <jstpierre@mecheye.net>

1 files changed, 5 insertions, 4 deletions

diff --git a/listing.c b/listing.c
index 11de88a..c7f5ef8 100644
--- a/listing.c
+++ b/listing.c
@@ -302,18 +302,19 @@ AddDirectory(char *head, char *ptrn, char *rest, char *map)
     {
         char *tmp, *filename;
         struct stat sbuf;
+        size_t tmpsize;
 
         filename = FileName(file);
         if (!filename || filename[0] == '.')
             continue;
         if (ptrn && (!XkbNameMatchesPattern(filename, ptrn)))
             continue;
-        tmp =
-            (char *) uAlloc((head ? strlen(head) : 0) + strlen(filename) + 2);
+        tmpsize = (head ? strlen(head) : 0) + strlen(filename) + 2;
+        tmp = uAlloc(tmpsize);
         if (!tmp)
             continue;
-        sprintf(tmp, "%s%s%s", (head ? head : ""), (head ? "/" : ""),
-                filename);
+        snprintf(tmp, tmpsize, "%s%s%s",
+                 (head ? head : ""), (head ? "/" : ""), filename);
         if (stat(tmp, &sbuf) < 0)
         {
             uFree(tmp);