1 /* Add tcsetpgrp to the file action list for posix_spawn. 2 Copyright (C) 2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <errno.h> 20 #include <spawn.h> 21 #include <unistd.h> 22 #include <spawn_int.h> 23 24 int __posix_spawn_file_actions_addtcsetpgrp_np(posix_spawn_file_actions_t * file_actions,int tcfd)25__posix_spawn_file_actions_addtcsetpgrp_np (posix_spawn_file_actions_t 26 *file_actions, int tcfd) 27 { 28 struct __spawn_action *rec; 29 30 if (!__spawn_valid_fd (tcfd)) 31 return EBADF; 32 33 /* Allocate more memory if needed. */ 34 if (file_actions->__used == file_actions->__allocated 35 && __posix_spawn_file_actions_realloc (file_actions) != 0) 36 /* This can only mean we ran out of memory. */ 37 return ENOMEM; 38 39 /* Add the new value. */ 40 rec = &file_actions->__actions[file_actions->__used]; 41 rec->tag = spawn_do_tcsetpgrp; 42 rec->action.setpgrp_action.fd = tcfd; 43 44 /* Account for the new entry. */ 45 ++file_actions->__used; 46 47 return 0; 48 } 49 weak_alias (__posix_spawn_file_actions_addtcsetpgrp_np, 50 posix_spawn_file_actions_addtcsetpgrp_np) 51