commit b8985dc7bb8ef309a66edea541f8e4b8bc5d6381
parent 6f60b2e1cd74c881688617082dc292b5c89da1a1
Author: Anselm R. Garbe <garbeam@gmail.com>
Date: Fri, 2 Nov 2007 16:57:52 +0100
replaced low-level stext reading with an fgets call
Diffstat:
| M | dwm.c | | | 22 | +++++----------------- |
1 file changed, 5 insertions(+), 17 deletions(-)
diff --git a/dwm.c b/dwm.c
@@ -1280,15 +1280,15 @@ restack(void) {
void
run(void) {
- char *p;
- int r, xfd;
fd_set rd;
+ int xfd;
XEvent ev;
/* main event loop, also reads status text from stdin */
XSync(dpy, False);
xfd = ConnectionNumber(dpy);
readin = True;
+ stext[sizeof stext - 1] = '\0'; /* 0-terminator is never touched */
while(running) {
FD_ZERO(&rd);
if(readin)
@@ -1300,22 +1300,10 @@ run(void) {
eprint("select failed\n");
}
if(FD_ISSET(STDIN_FILENO, &rd)) {
- switch(r = read(STDIN_FILENO, stext, sizeof stext - 1)) {
- case -1:
+ if(stext == fgets(stext, sizeof stext - 1, stdin))
+ stext[strlen(stext) - 1] = '\0'; /* remove tailing '\n' */
+ else
strncpy(stext, strerror(errno), sizeof stext - 1);
- stext[sizeof stext - 1] = '\0';
- readin = False;
- break;
- case 0:
- strncpy(stext, "EOF", 4);
- readin = False;
- break;
- default:
- for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0');
- for(; p >= stext && *p != '\n'; --p);
- if(p > stext)
- strncpy(stext, p + 1, sizeof stext);
- }
drawbar();
}
while(XPending(dpy)) {
