From: Roy Marples <roy@marples.name>
Date: Fri, 14 Apr 2017 09:17:27 +0000 (+0100)
Subject: dprintf should append, not truncate.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5b3c46078bfc06d2a14f29dc5b5bf482adf2d52e;p=thirdparty%2Fdhcpcd.git

dprintf should append, not truncate.
---

diff --git a/compat/dprintf.c b/compat/dprintf.c
index 610a8f0b..2ef81ade 100644
--- a/compat/dprintf.c
+++ b/compat/dprintf.c
@@ -1,6 +1,6 @@
 /*
  * dhcpcd - DHCP client daemon
- * Copyright (c) 2006-2014 Roy Marples <roy@marples.name>
+ * Copyright (c) 2006-2017 Roy Marples <roy@marples.name>
  * All rights reserved
 
  * Redistribution and use in source and binary forms, with or without
@@ -41,7 +41,7 @@ vdprintf(int fd, const char * __restrict fmt, va_list va)
 	if ((e = dup(fd)) == -1)
 		return -1;
 
-	if ((fp = fdopen(e, "w")) == NULL) {
+	if ((fp = fdopen(e, "a")) == NULL) {
 		close(e);
 		return -1;
 	}
@@ -62,4 +62,3 @@ dprintf(int fd, const char * __restrict fmt, ...)
 	va_end(va);
 	return e;
 }
-
diff --git a/compat/dprintf.h b/compat/dprintf.h
index b8cd4971..9defbcb8 100644
--- a/compat/dprintf.h
+++ b/compat/dprintf.h
@@ -1,6 +1,6 @@
 /*
  * dhcpcd - DHCP client daemon
- * Copyright (c) 2006-2014 Roy Marples <roy@marples.name>
+ * Copyright (c) 2006-2017 Roy Marples <roy@marples.name>
  * All rights reserved
 
  * Redistribution and use in source and binary forms, with or without