made error handling more proper - dwm

commit a98b5e59359173111322171187ccfd951df85a38
parent b8985dc7bb8ef309a66edea541f8e4b8bc5d6381
Author: Anselm R. Garbe <garbeam@gmail.com>
Date:   Fri,  2 Nov 2007 17:04:40 +0100

made error handling more proper
Diffstat:
M dwm.c  | 9 +++++++--

1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/dwm.c b/dwm.c
@@ -1302,8 +1302,13 @@ run(void) {
         if(FD_ISSET(STDIN_FILENO, &rd)) {
             if(stext == fgets(stext, sizeof stext - 1, stdin))
                 stext[strlen(stext) - 1] = '\0'; /* remove tailing '\n' */
-            else
-                strncpy(stext, strerror(errno), sizeof stext - 1);
+            else {
+                readin = False;
+                if(feof(stdin))
+                    strncpy(stext, "EOF", 4);
+                else /* error occured */
+                    strncpy(stext, strerror(errno), sizeof stext - 1);
+            }
             drawbar();
         }
         while(XPending(dpy)) {