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authorRoland McGrath <roland@gnu.org>1995-02-25 01:23:32 +0000
committerRoland McGrath <roland@gnu.org>1995-02-25 01:23:32 +0000
commit22a1292a42facff7597f3336a91eea57db9709e6 (patch)
tree90182d921edc7ecb39254237386f7a2a07d7e64b /sysdeps/mach/hurd/euidaccess.c
parente66f63fb6364729aad510f5b3feb8a046775ec1a (diff)
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* io/Makefile (routines): Add euidaccess.
* sysdeps/mach/hurd/euidaccess.c: New file. * sysdeps/stub/euidaccess.c: New file. * posix/unistd.h [__USE_GNU] (euidaccess): Declare it. * dirent/Makefile (routines): Add dirfd. * sysdeps/stub/dirfd.c: New file. * sysdeps/unix/dirfd.c: New file. * sysdeps/unix/dirstream.h (_DIR_dirfd): New macro. * dirent/dirent.h (dirfd): Declare new function. Define as macro _DIR_dirfd if that is defined. * sysdeps/mach/hurd/dirstream.h (DIR): Replace `__port' member with `void *__fd'. * sysdeps/mach/hurd/opendir.c: Use DIRP->__fd instead of DIRP->__port. Open the file with `open'; set FD_CLOEXEC on the fd. * sysdeps/mach/hurd/closedir.c: Likewise. * sysdeps/mach/hurd/readdir.c: Likewise. * sysdeps/mach/hurd/dirfd.c: New file. * posix/Makefile (glob/configure): Do cvs commit if there is a CVS directory. (glob/ChangeLog): Likewise. * locale/locale.h (LC_*): Use small integers instead of bit masks.
Diffstat (limited to 'sysdeps/mach/hurd/euidaccess.c')
-rw-r--r--sysdeps/mach/hurd/euidaccess.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/euidaccess.c b/sysdeps/mach/hurd/euidaccess.c
new file mode 100644
index 0000000000..5ba2af4965
--- /dev/null
+++ b/sysdeps/mach/hurd/euidaccess.c
@@ -0,0 +1,58 @@
+/* Test for access to FILE using effective UID and GID. Hurd version.
+Copyright (C) 1991, 1995 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <errno.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <hurd.h>
+
+int
+euidaccess (file, type)
+ const char *file;
+ int type;
+{
+ file_t port;
+ int allowed, flags;
+
+ port = __file_name_lookup (file, 0, 0);
+ if (port == MACH_PORT_NULL)
+ return -1;
+
+ /* Find out what types of access we are allowed to this file. */
+ err = __file_check_access (file, &allowed);
+ __mach_port_deallocate (__mach_task_self (), file);
+ if (err)
+ return __hurd_fail (err);
+
+ flags = 0;
+ if (type & R_OK)
+ flags |= O_READ;
+ if (type & W_OK)
+ flags |= O_WRITE;
+ if (type & X_OK)
+ flags |= O_EXEC;
+
+ if (flags & ~allowed)
+ /* We are not allowed all the requested types of access. */
+ return __hurd_fail (EACCES);
+
+ return 0;
+}
+
+weak_alias (__access, access)