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authorUlrich Drepper <drepper@redhat.com>2000-04-15 16:51:16 +0000
committerUlrich Drepper <drepper@redhat.com>2000-04-15 16:51:16 +0000
commita5a6f9262eeffab9f78622258fae306d1bf99d04 (patch)
tree91ca75fd25219ba6b05beb0baf96b01ee60949fc /posix/spawn_faction_addopen.c
parentb2d4446fd6d0d51f2c7f3c33805f658f9c7bb6c9 (diff)
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_addopen.c')
-rw-r--r--posix/spawn_faction_addopen.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/posix/spawn_faction_addopen.c b/posix/spawn_faction_addopen.c
new file mode 100644
index 0000000000..1405e91013
--- /dev/null
+++ b/posix/spawn_faction_addopen.c
@@ -0,0 +1,54 @@
+/* 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
+ `open' for the given file during the `spawn' call. */
+int
+posix_spawn_file_actions_addopen (posix_spawn_file_actions_t *file_actions,
+ int fd, const char *path, int oflag,
+ mode_t mode)
+{
+ 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_open;
+ rec->action.open_action.fd = fd;
+ rec->action.open_action.path = path;
+ rec->action.open_action.oflag = oflag;
+ rec->action.open_action.mode = mode;
+
+ return 0;
+}