From 6973ef9be449dc3a28c6f2e30ebd08ade447d3d6 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Wed, 14 Sep 2005 23:27:52 +0000
Subject: Add a touch_file() function to compat so we can update cache mtimes.

svn:r5067
---
 src/common/compat.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/common/compat.c')

diff --git a/src/common/compat.c b/src/common/compat.c
index 39b8f953f..3718123a7 100644
--- a/src/common/compat.c
+++ b/src/common/compat.c
@@ -80,6 +80,12 @@ const char compat_c_id[] = "$Id$";
 #ifdef HAVE_PTHREAD_H
 #include <pthread.h>
 #endif
+#ifdef HAVE_UTIME_H
+#include <utime.h>
+#endif
+#ifdef HAVE_SYS_UTIME_H
+#include <sys/utime.h>
+#endif
 
 #include "log.h"
 #include "util.h"
@@ -269,6 +275,15 @@ replace_file(const char *from, const char *to)
 #endif
 }
 
+/** Change <b>fname</b>'s modification time to now. */
+int
+touch_file(const char *fname)
+{
+  if (utime(fname, NULL)!=0)
+    return -1;
+  return 0;
+}
+
 /** Turn <b>socket</b> into a nonblocking socket.
  */
 void
-- 
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