POSIX_SPAWN_FILE_ACTIONS_ADDCLOSEFROM_NP(3C) Standard C Library Functions
NAME
posix_spawn_file_actions_addclosefrom_np - add closefrom action to
spawn file actions object
SYNOPSIS
#include <spawn.h>
int posix_spawn_file_actions_addclosefrom_np(
posix_spawn_file_actions_t *file_actions,
int lowfildes);
DESCRIPTION
The
posix_spawn_file_actions_addclosefrom_np() function adds a
closefrom action to the object referenced by
file_actions that causes
all open file descriptors greater than or equal to
lowfildes to be
closed when a new process is spawned using this file actions object
(see
closefrom(3C)).
A spawn file actions object is as defined in
posix_spawn_file_actions_addclose(3C).
RETURN VALUES
Upon successful completion, the
posix_spawn_file_actions_addclosefrom_np() function returns 0.
Otherwise, an error number is returned to indicate the error.
ERRORS
The
posix_spawn_file_actions_addclosefrom_np() function will fail if:
EBADF The value specified by
lowfildes is negative.
The
posix_spawn_file_actions_addclosefrom_np() function may fail if:
EINVAL The value specified by
file_actions is invalid.
ENOMEM Insufficient memory exists to add to the spawn file actions
object.
ATTRIBUTES
See
attributes(7) for descriptions of the following attributes:
+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Interface Stability | Committed |
+--------------------+-----------------+
|MT-Level | MT-Safe |
+--------------------+-----------------+
SEE ALSO
close(2),
closefrom(3C),
posix_spawn(3C),
posix_spawn_file_actions_addclose(3C),
attributes(7) February 20, 2009
POSIX_SPAWN_FILE_ACTIONS_ADDCLOSEFROM_NP(3C)
