2013-11-18 Joel Sherrill <joel.sherrill@oarcorp.com>

* libc/include/stdlib.h: Add prototype of realpath().
	* libc/sys/linux/realpath.c: Add restrict keyword.

newlib/ChangeLog

@@ -1,3 +1,8 @@
+2013-11-18  Joel Sherrill <joel.sherrill@oarcorp.com>
+
+	* libc/include/stdlib.h: Add prototype of realpath().
+	* libc/sys/linux/realpath.c: Add restrict keyword.
+
 2013-11-19  Joel Sherrill <joel.sherrill@oarcorp.com>
 
 	* libm/common/modfl.c: Add cast to remove compiler warning.

newlib/libc/include/stdlib.h

@@ -118,6 +118,7 @@ int	_EXFUN(_mkstemp_r, (struct _reent *, char *));
 int	_EXFUN(_mkstemps_r, (struct _reent *, char *, int));
 char *	_EXFUN(_mktemp_r, (struct _reent *, char *) _ATTRIBUTE ((__warning__ ("the use of `mktemp' is dangerous; use `mkstemp' instead"))));
 #endif
+char *	_EXFUN(realpath, (const char *__restrict path, char *__restrict resolved_path));
 _VOID	_EXFUN(qsort,(_PTR __base, size_t __nmemb, size_t __size, __compar_fn_t _compar));
 int	_EXFUN(rand,(_VOID));
 _PTR	_EXFUN_NOTHROW(realloc,(_PTR __r, size_t __size));

newlib/libc/sys/linux/realpath.c

@@ -69,7 +69,7 @@ static int resolve_path(char *path,char *result,char *pos)
 }
 
 
-char *realpath(const char *path,char *resolved_path)
+char *realpath(const char *__restrict path,char *__restrict resolved_path)
 {
     char cwd[PATH_MAX];
     char *path_copy;