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0bfb44417d
* hurd/set-host.c (_hurd_set_host_config): Use O_WRONLY in flags parameter to dir_mkfile.
51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/* Set a host configuration item kept as the whole contents of a file.
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Copyright (C) 1996,97,99,2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <fcntl.h>
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#include <hurd.h>
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#include "hurdhost.h"
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ssize_t
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_hurd_set_host_config (const char *item, const char *value, size_t valuelen)
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{
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error_t err;
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mach_msg_type_number_t nwrote;
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file_t new, dir;
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char *name;
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dir = __file_name_split (item, &name);
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if (dir == MACH_PORT_NULL)
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return -1;
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/* Create a new node. */
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err = __dir_mkfile (dir, O_WRONLY, 0644, &new);
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if (! err)
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{
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/* Write the contents. */
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err = __io_write (new, value, valuelen, 0, &nwrote);
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if (! err)
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/* Atomically link the new node onto the name. */
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err = __dir_link (dir, new, name, 0);
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__mach_port_deallocate (__mach_task_self (), new);
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}
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__mach_port_deallocate (__mach_task_self (), dir);
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return err ? __hurd_fail (err) : nwrote;
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}
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