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-rw-r--r--util.c5
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;
}