diff options
Diffstat (limited to 'util.c')
| -rw-r--r-- | util.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/util.c b/util.c index 9da8f52..3f41b3c 100644 --- a/util.c +++ b/util.c @@ -126,13 +126,14 @@ pipe_spawn(char *buf, unsigned int len, Display *dpy, char *argv[]) perror(" failed"); } else { - n = 0; + l = n = 0; close(pfd[1]); - while(l > n) { + while(n < len) { if((l = read(pfd[0], buf + n, len - n)) < 1) break; n += l; } + while(l > n); close(pfd[0]); buf[n < len ? n : len - 1] = 0; } |