X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=lib%2Fdropin.c;h=f6eda42a5ebd0797dfac120bc9c5c5352212d6f2;hp=22bc812fd718b5ded4a4b6691f35bee6c42b24e2;hb=6f1e0ece4e61f30612ed84ca4640635a02892cc8;hpb=9f38e394636a177c00a4545de2a99c661de36386

diff --git a/lib/dropin.c b/lib/dropin.c
index 22bc812f..f6eda42a 100644
--- a/lib/dropin.c
+++ b/lib/dropin.c
@@ -1,7 +1,7 @@
 /*
     dropin.c -- a set of drop-in replacements for libc functions
-    Copyright (C) 2000,2001 Ivo Timmermans <ivo@o2w.nl>,
-                  2000,2001 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 2000-2005 Ivo Timmermans,
+                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,23 +17,12 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: dropin.c,v 1.1.2.12 2002/09/09 21:49:16 guus Exp $
+    $Id$
 */
 
-#include "config.h"
+#include "system.h"
 
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-
-#include <xalloc.h>
-
-#include <system.h>
-#include <errno.h>
+#include "xalloc.h"
 
 #ifndef HAVE_DAEMON
 /*
@@ -51,6 +40,7 @@
 */
 int daemon(int nochdir, int noclose)
 {
+#ifdef HAVE_FORK
 	pid_t pid;
 	int fd;
 
@@ -93,6 +83,9 @@ int daemon(int nochdir, int noclose)
 	}
 
 	return 0;
+#else
+	return -1;
+#endif
 }
 #endif
 
@@ -132,29 +125,46 @@ char *get_current_dir_name(void)
 #endif
 
 #ifndef HAVE_ASPRINTF
-int asprintf(char **buf, const char *fmt, ...)
+int asprintf(char **buf, const char *fmt, ...) {
+	int result;
+	va_list ap;
+	va_start(ap, fmt);
+	result = vasprintf(buf, fmt, ap);
+	va_end(ap);
+	return result;
+}
+
+int vasprintf(char **buf, const char *fmt, va_list ap) {
 {
 	int status;
-	va_list ap;
+	va_list aq;
 	int len;
 
 	len = 4096;
 	*buf = xmalloc(len);
 
-	va_start(ap, fmt);
-	status = vsnprintf(*buf, len, fmt, ap);
-	va_end(ap);
+	va_copy(aq, ap);
+	status = vsnprintf(*buf, len, fmt, aq);
+	va_end(aq);
 
 	if(status >= 0)
-		*buf = xrealloc(*buf, status);
+		*buf = xrealloc(*buf, status + 1);
 
 	if(status > len - 1) {
 		len = status;
-		va_start(ap, fmt);
-		status = vsnprintf(*buf, len, fmt, ap);
-		va_end(ap);
+		va_copy(aq, ap);
+		status = vsnprintf(*buf, len, fmt, aq);
+		va_end(aq);
 	}
 
 	return status;
 }
 #endif
+
+#ifndef HAVE_GETTIMEOFDAY
+int gettimeofday(struct timeval *tv, void *tz) {
+	tv->tv_sec = time(NULL);
+	tv->tv_usec = 0;
+	return 0;
+}
+#endif