From 3cb98dee9067372756964f461eb2c931a1c75138 Mon Sep 17 00:00:00 2001
From: ajs <ajs>
Date: Sat, 2 Apr 2005 16:01:05 +0000
Subject: 2005-04-02 Andrew J. Schorr <ajschorr@alumni.princeton.edu>

	* configure.ac: Add strnlen to AC_CHECK_FUNCS.
	* zebra.h: Should include str.h to pick up missing functions.
	* str.h: Declare strnlen if needed.
	* str.c: Do not include str.h since zebra.h now includes it.
	  (strnlen) New function.
---
 lib/ChangeLog |  7 +++++++
 lib/str.c     | 11 +++++++++--
 lib/str.h     |  6 +++++-
 lib/zebra.h   |  1 +
 4 files changed, 22 insertions(+), 3 deletions(-)

(limited to 'lib')

diff --git a/lib/ChangeLog b/lib/ChangeLog
index 736e3ae5..567f603a 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,10 @@
+2005-04-02 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
+
+	* zebra.h: Should include str.h to pick up missing functions.
+	* str.h: Declare strnlen if needed.
+	* str.c: Do not include str.h since zebra.h now includes it.
+	  (strnlen) New function.
+
 2005-03-16 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
 
 	* zebra.h: Must check whether __attribute__ should be defined before
diff --git a/lib/str.c b/lib/str.c
index 797e9b87..18a5d8ed 100644
--- a/lib/str.c
+++ b/lib/str.c
@@ -8,8 +8,6 @@
 
 #include <zebra.h>
 
-#include "str.h"
-
 #ifndef HAVE_SNPRINTF
 /*
  * snprint() is a real basic wrapper around the standard sprintf()
@@ -60,3 +58,12 @@ strlcat(char *dst, const char *src, size_t size)
   return (strlen(dst));
 }
 #endif
+
+#ifndef HAVE_STRNLEN
+size_t
+strnlen(const char *s, size_t maxlen)
+{
+  const char *p;
+  return (p = (const char *)memchr(s, '\0', maxlen)) ? (size_t)(p-s) : maxlen;
+}
+#endif
diff --git a/lib/str.h b/lib/str.h
index 4098896a..c0016565 100644
--- a/lib/str.h
+++ b/lib/str.h
@@ -1,5 +1,5 @@
 /*
- * $Id: str.h,v 1.1 2002/12/13 20:15:29 paul Exp $
+ * $Id: str.h,v 1.2 2005/04/02 16:01:05 ajs Exp $
  */
 
 #ifndef _ZEBRA_STR_H
@@ -21,4 +21,8 @@ size_t strlcpy(char *, const char *, size_t);
 size_t strlcat(char *, const char *, size_t);
 #endif
 
+#ifndef HAVE_STRNLEN
+extern size_t strnlen(const char *s, size_t maxlen);
+#endif
+
 #endif
diff --git a/lib/zebra.h b/lib/zebra.h
index d9c28b01..7d907ed7 100644
--- a/lib/zebra.h
+++ b/lib/zebra.h
@@ -228,6 +228,7 @@ typedef int socklen_t;
 #endif  /* !__GNUC__ || VTYSH_EXTRACT_PL */
 
 #include "zassert.h"
+#include "str.h"
 
 
 #ifdef HAVE_BROKEN_CMSG_FIRSTHDR
-- 
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