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1 /* Copyright (C) 2000, 2004, 2009-2012 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    This program is free software: you can redistribute it and/or modify
5    it under the terms of the GNU General Public License as published by
6    the Free Software Foundation; either version 3 of the License, or
7    (at your option) any later version.
8 
9    This program is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12    GNU General Public License for more details.
13 
14    You should have received a copy of the GNU General Public License
15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
16 
17 #include <config.h>
18 
19 /* Specification.  */
20 #include <spawn.h>
21 
22 #include <errno.h>
23 #include <string.h>
24 
25 #define ALL_FLAGS (POSIX_SPAWN_RESETIDS                                       \
26                    | POSIX_SPAWN_SETPGROUP                                    \
27                    | POSIX_SPAWN_SETSIGDEF                                    \
28                    | POSIX_SPAWN_SETSIGMASK                                   \
29                    | POSIX_SPAWN_SETSCHEDPARAM                                \
30                    | POSIX_SPAWN_SETSCHEDULER                                 \
31                    | POSIX_SPAWN_USEVFORK)
32 
33 /* Store flags in the attribute structure.  */
34 int
posix_spawnattr_setflags(posix_spawnattr_t * attr,short int flags)35 posix_spawnattr_setflags (posix_spawnattr_t *attr, short int flags)
36 {
37   /* Check no invalid bits are set.  */
38   if (flags & ~ALL_FLAGS)
39     return EINVAL;
40 
41   /* Store the flag word.  */
42   attr->_flags = flags;
43 
44   return 0;
45 }
46