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author | Ulrich Drepper <drepper@redhat.com> | 2000-04-15 16:51:16 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-04-15 16:51:16 +0000 |
commit | a5a6f9262eeffab9f78622258fae306d1bf99d04 (patch) | |
tree | 91ca75fd25219ba6b05beb0baf96b01ee60949fc /posix/spawn_faction_addclose.c | |
parent | b2d4446fd6d0d51f2c7f3c33805f658f9c7bb6c9 (diff) | |
download | glibc-a5a6f9262eeffab9f78622258fae306d1bf99d04.tar.gz glibc-a5a6f9262eeffab9f78622258fae306d1bf99d04.tar.xz glibc-a5a6f9262eeffab9f78622258fae306d1bf99d04.zip |
Update.
2000-04-15 Ulrich Drepper <drepper@redhat.com> * posix/Makefile (headers): Add spawn.h. (distribute): Add spawn_int.h. (routines): Add spawn_faction_init, spawn_faction_destroy, spawn_faction_addclose, spawn_faction_addopen, spawn_faction_adddup2, spawnattr_init, spawnattr_destroy, spawnattr_getdefault, spawnattr_setdefault, spawnattr_getflags, spawnattr_setflags, spawnattr_getpgroup, spawnattr_setpgroup, spawn, spawnp, and spawni. * posix/Versions [libc] (GLIBC_2.2): Add posix_spawn_file_actions_init, posix_spawn_file_actions_destroy, posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen, posix_spawn_file_actions_adddup2, posix_spawnattr_init, posix_spawnattr_destroy, posix_spawnattr_getdefault, posix_spawnattr_setdefault, posix_spawnattr_getflags, posix_spawnattr_setflags, posix_spawnattr_getpgroup, posix_spawnattr_setpgroup, posix_spawn, and posix_spawnp. * posix/spawn.c: New file. * posix/spawn.h: New file. * posix/spawn_faction_addclose.c: New file. * posix/spawn_faction_adddup2.c: New file. * posix/spawn_faction_addopen.c: New file. * posix/spawn_faction_destroy.c: New file. * posix/spawn_faction_init.c: New file. * posix/spawn_int.h: New file. * posix/spawnattr_destroy.c: New file. * posix/spawnattr_getdefault.c: New file. * posix/spawnattr_getflags.c: New file. * posix/spawnattr_getpgroup.c: New file. * posix/spawnattr_getschedparam.c: New file. * posix/spawnattr_getschedpolicy.c: New file. * posix/spawnattr_getsigmask.c: New file. * posix/spawnattr_init.c: New file. * posix/spawnattr_setdefault.c: New file. * posix/spawnattr_setflags.c: New file. * posix/spawnattr_setpgroup.c: New file. * posix/spawnattr_setschedparam.c: New file. * posix/spawnattr_setschedpolicy.c: New file. * posix/spawnattr_setsigmask.c: New file. * posix/spawni.c: New file. * posix/spawnp.c: New file. * sysdeps/mach/hurd/bits/posix_opt.h: Add _POSIX_SPAWN. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Likewise.
Diffstat (limited to 'posix/spawn_faction_addclose.c')
-rw-r--r-- | posix/spawn_faction_addclose.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/posix/spawn_faction_addclose.c b/posix/spawn_faction_addclose.c new file mode 100644 index 0000000000..565f4b43f7 --- /dev/null +++ b/posix/spawn_faction_addclose.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2000 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <spawn.h> +#include <unistd.h> + +#include "spawn_int.h" + +/* Add an action to FILE-ACTIONS which tells the implementation to call + `close' for the given file descriptor during the `spawn' call. */ +int +posix_spawn_file_actions_addclose (posix_spawn_file_actions_t *file_actions, + int fd) +{ + int maxfd = sysconf (_SC_OPEN_MAX); + struct __spawn_action *rec; + + /* Test for the validity of the file descriptor. */ + if (fd < 0 || fd >= maxfd) + return EBADF; + + /* Allocate more memory of needed. */ + if (file_actions->__used == file_actions->__allocated + && __posix_spawn_file_actions_realloc (file_actions) != 0) + /* THis can only mean we ran out of memory. */ + return ENOMEM; + + /* Add the new value. */ + rec = &file_actions->__actions[file_actions->__allocated]; + rec->tag = spawn_do_close; + rec->action.open_action.fd = fd; + + return 0; +} |