From: Szabolcs Nagy <nsz@port70.net>
Date: Sat, 20 Jul 2013 21:05:07 +0000 (+0000)
Subject: fix t_fdfill so it does not use much kernel side resources
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=2456ff49ea7ea4b5e88d70f967cf477d005519d8;p=libc-test

fix t_fdfill so it does not use much kernel side resources
---

diff --git a/src/common/fdfill.c b/src/common/fdfill.c
index da744c1..6419e93 100644
--- a/src/common/fdfill.c
+++ b/src/common/fdfill.c
@@ -1,9 +1,15 @@
+#include <fcntl.h>
 #include <unistd.h>
+#include <errno.h>
 #include "test.h"
 
 void t_fdfill(void)
 {
-	int fd[2];
-	while (pipe(fd) == 0);
-	dup(0);
+	int fd = 1;
+	if (dup(fd) == -1) {
+		if (errno == EMFILE)
+			return;
+		fd = open("/dev/null", O_RDONLY);
+	}
+	while(dup(fd) != -1);
 }