From bf10e6efd441bcd261c325323dda0957d529abf5 Mon Sep 17 00:00:00 2001
From: David McCullough <davidm@snapgear.com>
Date: Sun, 1 Dec 2002 23:32:17 +0000
Subject: If the wait failed in pclose it would return a random status code
instead of -1 as expected.
---
libc/stdio/popen.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
(limited to 'libc/stdio')
diff --git a/libc/stdio/popen.c b/libc/stdio/popen.c
index ddf881899..2fd1fa832 100644
--- a/libc/stdio/popen.c
+++ b/libc/stdio/popen.c
@@ -64,7 +64,8 @@ int pclose(FILE *fd)
if (fclose(fd) != 0) {
return EOF;
}
- wait(&waitstat);
+ if (wait(&waitstat) == -1)
+ return -1;
return waitstat;
}
--
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