From dfcdc8688bae31262c9d05201a9ffd2443e8b65f Mon Sep 17 00:00:00 2001
From: Peter Avalos <pavalos@theshell.com>
Date: Fri, 16 Jan 2009 21:22:40 -0500
Subject: [PATCH] Add the restrict qualifier to strftime(3) and strptime(3).

---
 include/time.h              | 6 ++++--
 lib/libc/stdtime/strftime.c | 4 ++--
 lib/libc/stdtime/strptime.c | 3 ++-
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/include/time.h b/include/time.h
index 26ededc8ba..5f0fd77201 100644
--- a/include/time.h
+++ b/include/time.h
@@ -144,7 +144,8 @@ double difftime (time_t, time_t);
 struct tm *gmtime (const time_t *);
 struct tm *localtime (const time_t *);
 time_t mktime (struct tm *);
-size_t strftime (char *, size_t, const char *, const struct tm *);
+size_t strftime (char * __restrict, size_t, const char * __restrict,
+		 const struct tm * __restrict);
 time_t time (time_t *);
 
 #if __POSIX_VISIBLE
@@ -169,7 +170,8 @@ int nanosleep (const struct timespec *, struct timespec *);
 #if __XSI_VISIBLE
 extern int daylight;
 extern long timezone;
-char *strptime (const char *, const char *, struct tm *);
+char *strptime (const char * __restrict, const char * __restrict,
+		struct tm * __restrict);
 #endif
 
 #if __BSD_VISIBLE
diff --git a/lib/libc/stdtime/strftime.c b/lib/libc/stdtime/strftime.c
index 5b5cde8423..3fe24b67d6 100644
--- a/lib/libc/stdtime/strftime.c
+++ b/lib/libc/stdtime/strftime.c
@@ -81,8 +81,8 @@ static char *	_yconv(int, int, int, int, char *, const char *);
 #define IN_ALL	3
 
 size_t
-strftime(char * const s, const size_t maxsize, const char * const format,
-	 const struct tm * const t)
+strftime(char * __restrict s, size_t maxsize, const char * __restrict format,
+	 const struct tm * __restrict t)
 {
 	char *	p;
 	int	warn;
diff --git a/lib/libc/stdtime/strptime.c b/lib/libc/stdtime/strptime.c
index 7f3084bfbc..9b4b01268b 100644
--- a/lib/libc/stdtime/strptime.c
+++ b/lib/libc/stdtime/strptime.c
@@ -56,7 +56,8 @@ static const u_char *find_string(const u_char *, int *, const char * const *,
 	const char * const *, int);
 
 char *
-strptime(const char *buf, const char *fmt, struct tm *tm)
+strptime(const char * __restrict buf, const char * __restrict fmt,
+	 struct tm * __restrict tm)
 {
 	unsigned char c;
 	const unsigned char *bp;
-- 
2.41.0