54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/* Copyright (C) 2000-2013 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, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <spawn.h>
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#include <stdlib.h>
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#include <string.h>
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#include "spawn_int.h"
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/* Function used to increase the size of the allocated array. This
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function is called from the `add'-functions. */
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int
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__posix_spawn_file_actions_realloc (posix_spawn_file_actions_t *file_actions)
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{
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int newalloc = file_actions->__allocated + 8;
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void *newmem = realloc (file_actions->__actions,
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newalloc * sizeof (struct __spawn_action));
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if (newmem == NULL)
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/* Not enough memory. */
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return ENOMEM;
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file_actions->__actions = (struct __spawn_action *) newmem;
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file_actions->__allocated = newalloc;
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return 0;
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}
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/* Initialize data structure for file attribute for `spawn' call. */
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int
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posix_spawn_file_actions_init (posix_spawn_file_actions_t *file_actions)
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{
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/* Simply clear all the elements. */
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memset (file_actions, '\0', sizeof (*file_actions));
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return 0;
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}
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