made error handling more proper

2007-11-02 17:04:40 +01:00 · 2007-11-02 17:04:40 +01:00 · a98b5e5935
parent b8985dc7bb
commit a98b5e5935
1 changed files with 7 additions and 2 deletions
--- 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)) {