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author | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-11 10:45:00 +0000 |
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committer | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-11 10:45:00 +0000 |
commit | 24d1733e78a17d71aea6912144394ed7d3a82d50 (patch) | |
tree | 069608d934a8716d55a94c62c4bd75c1152f868c /gnu/spawn_faction_init.c | |
parent | d7b9fe130c2305d44fa1023283d3c2fcd389ba93 (diff) | |
download | m4-24d1733e78a17d71aea6912144394ed7d3a82d50.tar.gz |
remove .gitignores and add the rest of the files
Diffstat (limited to 'gnu/spawn_faction_init.c')
-rwxr-xr-x | gnu/spawn_faction_init.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gnu/spawn_faction_init.c b/gnu/spawn_faction_init.c new file mode 100755 index 00000000..b2d7540c --- /dev/null +++ b/gnu/spawn_faction_init.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2000, 2009, 2010 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <spawn.h> + +#include <errno.h> +#include <stdlib.h> +#include <string.h> + +#include "spawn_int.h" + + +/* Function used to increase the size of the allocated array. This + function is called from the `add'-functions. */ +int +__posix_spawn_file_actions_realloc (posix_spawn_file_actions_t *file_actions) +{ + int newalloc = file_actions->_allocated + 8; + void *newmem = realloc (file_actions->_actions, + newalloc * sizeof (struct __spawn_action)); + + if (newmem == NULL) + /* Not enough memory. */ + return ENOMEM; + + file_actions->_actions = (struct __spawn_action *) newmem; + file_actions->_allocated = newalloc; + + return 0; +} + + +/* Initialize data structure for file attribute for `spawn' call. */ +int +posix_spawn_file_actions_init (posix_spawn_file_actions_t *file_actions) +{ + /* Simply clear all the elements. */ + memset (file_actions, '\0', sizeof (*file_actions)); + return 0; +} |