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authorPino Toscano <toscano.pino@tiscali.it>2012-07-31 19:59:03 +0200
committerPino Toscano <toscano.pino@tiscali.it>2012-07-31 19:59:03 +0200
commitd2a54255fe7a72dc6841df3a91f0607563524dc1 (patch)
treef3617c03490a4eceb087693dddf6c5f2f42310b2 /sysdeps
parent789bd351b45f024b7f51e4886bf46b8e887ab6da (diff)
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Hurd: implement renameat
Provide an implementation of renameat, mostly based on rename.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/mach/hurd/renameat.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/renameat.c b/sysdeps/mach/hurd/renameat.c
new file mode 100644
index 0000000000..8ab5906a67
--- /dev/null
+++ b/sysdeps/mach/hurd/renameat.c
@@ -0,0 +1,51 @@
+/* Rename a file using relative source and destination names. Hurd version.
+ Copyright (C) 1991-2012 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdio.h>
+#include <hurd.h>
+#include <hurd/fd.h>
+
+/* Rename the file OLD relative to OLDFD to NEW relative to NEWFD. */
+int
+renameat (oldfd, old, newfd, new)
+ int oldfd;
+ const char *old;
+ int newfd;
+ const char *new;
+{
+ error_t err;
+ file_t olddir, newdir;
+ const char *oldname, *newname;
+
+ olddir = __directory_name_split_at (oldfd, old, (char **) &oldname);
+ if (olddir == MACH_PORT_NULL)
+ return -1;
+ newdir = __directory_name_split_at (newfd, new, (char **) &newname);
+ if (newdir == MACH_PORT_NULL)
+ {
+ __mach_port_deallocate (__mach_task_self (), olddir);
+ return -1;
+ }
+
+ err = __dir_rename (olddir, oldname, newdir, newname, 0);
+ __mach_port_deallocate (__mach_task_self (), olddir);
+ __mach_port_deallocate (__mach_task_self (), newdir);
+ if (err)
+ return __hurd_fail (err);
+ return 0;
+}