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authorMichael I. Bushnell <mib@gnu.org>1994-02-04 19:49:36 +0000
committerMichael I. Bushnell <mib@gnu.org>1994-02-04 19:49:36 +0000
commit44d3c175e50aebb9803474432193d6794052d77d (patch)
tree6dcce2c3ecf6366d746bd79d9234f4691d09e629 /libdiskfs/dir-mkfile.c
parent4a709ef691a60b3f04754b7433238d2a49b73f72 (diff)
Initial revision
Diffstat (limited to 'libdiskfs/dir-mkfile.c')
-rw-r--r--libdiskfs/dir-mkfile.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/libdiskfs/dir-mkfile.c b/libdiskfs/dir-mkfile.c
new file mode 100644
index 00000000..d9dbc694
--- /dev/null
+++ b/libdiskfs/dir-mkfile.c
@@ -0,0 +1,62 @@
+/*
+ Copyright (C) 1993, 1994 Free Software Foundation
+
+This file is part of the GNU Hurd.
+
+The GNU Hurd is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+The GNU Hurd 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with the GNU Hurd; see the file COPYING. If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/* Written by Michael I. Bushnell. */
+
+#include "priv.h"
+
+/* Implement dir_mkfile as described in <hurd/fs.defs>. */
+error_t
+diskfs_S_dir_mkfile (struct protid *cred,
+ int flags,
+ mode_t mode,
+ mach_port_t *newnode,
+ mach_msg_type_name_t *newnodetype)
+{
+ struct node *np;
+ error_t err;
+
+ if (!cred)
+ return EOPNOTSUPP;
+ np = cred->po->np;
+ mutex_lock (&np->lock);
+ if (!S_ISDIR (np->dn_stat.st_mode))
+ {
+ mutex_unlock (&np->lock);
+ return ENOTDIR;
+ }
+ err = diskfs_access (np, S_IWRITE, cred);
+ mutex_unlock (&np->lock);
+ if (err)
+ return err;
+
+ mode &= ~(S_IFMT | S_ISPARE | S_ISVTX);
+ mode |= S_IFREG;
+ err = diskfs_create_node (0, 0, mode, &np, cred, 0);
+ if (err)
+ return err;
+
+ *returned_port = (diskfs_make_protid (diskfs_make_peropen (np, flags),
+ cred->uids, cred->nuids,
+ cred->gids, cred->ngids))->pi.port;
+ *newnodetype = MACH_MSG_TYPE_MAKE_SEND;
+ return 0;
+}
+
+