From 5e03c718f4e7ff13cb6834eda737c269ebed02ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:04:52 +0200 Subject: Adding upstream version 1.21.3. Signed-off-by: Daniel Baumann --- lib/spawn_faction_addchdir.c | 70 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 lib/spawn_faction_addchdir.c (limited to 'lib/spawn_faction_addchdir.c') diff --git a/lib/spawn_faction_addchdir.c b/lib/spawn_faction_addchdir.c new file mode 100644 index 0000000..d798769 --- /dev/null +++ b/lib/spawn_faction_addchdir.c @@ -0,0 +1,70 @@ +/* Copyright (C) 2018-2022 Free Software Foundation, Inc. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + This file 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . */ + +#include + +/* Specification. */ +#include + +#include +#include +#include + +#if REPLACE_POSIX_SPAWN +# include "spawn_int.h" +#endif + +/* Add an action to FILE-ACTIONS which tells the implementation to call + 'chdir' to the given directory during the 'spawn' call. */ +int +posix_spawn_file_actions_addchdir (posix_spawn_file_actions_t *file_actions, + const char *path) +#undef posix_spawn_file_actions_addchdir +{ +#if !REPLACE_POSIX_SPAWN + return posix_spawn_file_actions_addchdir_np (file_actions, path); +#else + { + /* Copy PATH, because the caller may free it before calling posix_spawn() + or posix_spawnp(). */ + char *path_copy = strdup (path); + if (path_copy == NULL) + return ENOMEM; + + /* Allocate more memory if 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. */ + free (path_copy); + return ENOMEM; + } + + { + struct __spawn_action *rec; + + /* Add the new value. */ + rec = &file_actions->_actions[file_actions->_used]; + rec->tag = spawn_do_chdir; + rec->action.chdir_action.path = path_copy; + + /* Account for the new entry. */ + ++file_actions->_used; + + return 0; + } + } +#endif +} -- cgit v1.2.3