added rename

Fixes ps3dev/ps3libraries#36

Author: zeldin

ppu/crt/crt1.c

@@ -20,6 +20,7 @@ extern _off_t __librt_lseek_r(struct _reent *r,int fd,_off_t pos,int dir);
 extern _off64_t __librt_lseek64_r(struct _reent *r,int fd,_off64_t pos,int dir);
 extern caddr_t __librt_sbrk_r(struct _reent *ptr,ptrdiff_t incr);
 extern int __librt_chmod_r(struct _reent *r,const char *path,mode_t mode);
+extern int __librt_rename_r(struct _reent *r,const char *old,const char *new);
 extern int __librt_isatty_r(struct _reent *r,int fd);
 
 extern int __librt_mkdir_r(struct _reent *r,const char *path,mode_t mode);
@@ -63,6 +64,7 @@ static void __syscalls_init(void)
 	__syscalls.stat_r = __librt_stat_r;
 	__syscalls.stat64_r = __librt_stat64_r;
 	__syscalls.chmod_r = __librt_chmod_r;
+	__syscalls.rename_r = __librt_rename_r;
 	__syscalls.isatty_r = __librt_isatty_r;
 
 	__syscalls.mkdir_r = __librt_mkdir_r;

ppu/librt/Makefile

@@ -45,7 +45,7 @@ VPATH :=	$(BASEDIR)
 OBJS		:= \
 			sbrk.o exit.o close.o lseek.o read.o open.o sleep.o write.o fstat.o \
 			socket.o lock.o dirent.o mkdir.o times.o umask.o lv2errno.o heap.o \
-			chmod.o rmdir.o isatty.o gettod.o settod.o
+			chmod.o rename.o rmdir.o isatty.o gettod.o settod.o
 
 all: ppu
 

ppu/librt/rename.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <fcntl.h>
+#include <_ansi.h>
+#include <_syslist.h>
+#include <sys/reent.h>
+#include <sys/errno.h>
+#include <sys/types.h>
+#include <sys/lv2errno.h>
+
+#include <sys/file.h>
+
+int
+_DEFUN(__librt_rename_r,(r,old,new),
+	   struct _reent *r _AND
+	   const char *old _AND
+	   const char *new)
+{
+	return lv2errno_r(r,sysLv2FsRename(old,new));
+}