From: Ben Gras <ben@minix3.org>
Date: Wed, 3 Aug 2011 10:51:28 +0000 (+0200)
Subject: added missing m_closefrom.c
X-Git-Tag: v3.2.0~388
X-Git-Url: http://zhaoyanbai.com/repos/%22../static/icons/mdoc.3.txt?a=commitdiff_plain;h=a99a4b2a056bec8e037f4e10252247b6905a8781;p=minix.git

added missing m_closefrom.c
---

diff --git a/lib/nbsd_libc/sys-minix/m_closefrom.c b/lib/nbsd_libc/sys-minix/m_closefrom.c
new file mode 100644
index 000000000..962e84a5b
--- /dev/null
+++ b/lib/nbsd_libc/sys-minix/m_closefrom.c
@@ -0,0 +1,23 @@
+#include <sys/cdefs.h>
+#include "namespace.h"
+#include <lib.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+PUBLIC int closefrom(int fd)
+{
+	int f, ok = 0, e;
+	for(f = fd; f < __MINIX_OPEN_MAX; f++) {
+		if(close(f) >= 0)
+			ok = 1;
+		else
+			e = errno;
+	}
+
+	if(ok)
+		return 0;
+
+	/* all failed - return last valid error */
+	errno = e;
+	return -1;
+}