1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _SPAWN_H_ 30 #define _SPAWN_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <sched.h> 35 #include <signal.h> 36 37 __BEGIN_DECLS 38 39 #define POSIX_SPAWN_RESETIDS 1 40 #define POSIX_SPAWN_SETPGROUP 2 41 #define POSIX_SPAWN_SETSIGDEF 4 42 #define POSIX_SPAWN_SETSIGMASK 8 43 #define POSIX_SPAWN_SETSCHEDPARAM 16 44 #define POSIX_SPAWN_SETSCHEDULER 32 45 #if defined(__USE_GNU) 46 #define POSIX_SPAWN_USEVFORK 64 47 #define POSIX_SPAWN_SETSID 128 48 #endif 49 // mark all fds (except stdin/out/err) as close-on-exec prior to executing registered file actions 50 #define POSIX_SPAWN_CLOEXEC_DEFAULT 256 51 52 typedef struct __posix_spawnattr* posix_spawnattr_t; 53 typedef struct __posix_spawn_file_actions* posix_spawn_file_actions_t; 54 55 int posix_spawn(pid_t* _Nullable __pid, const char* _Nonnull __path, const posix_spawn_file_actions_t _Nullable * _Nullable __actions, const posix_spawnattr_t _Nullable * _Nullable __attr, char* const _Nonnull __argv[_Nonnull], char* const _Nullable __env[_Nullable]) __INTRODUCED_IN(28); 56 int posix_spawnp(pid_t* _Nullable __pid, const char* _Nonnull __file, const posix_spawn_file_actions_t _Nullable * _Nullable __actions, const posix_spawnattr_t _Nullable * _Nullable __attr, char* const _Nonnull __argv[_Nonnull], char* const _Nullable __env[_Nullable]) __INTRODUCED_IN(28); 57 58 int posix_spawnattr_init(posix_spawnattr_t _Nullable * _Nonnull __attr) __INTRODUCED_IN(28); 59 int posix_spawnattr_destroy(posix_spawnattr_t _Nonnull * _Nonnull __attr) __INTRODUCED_IN(28); 60 61 int posix_spawnattr_setflags(posix_spawnattr_t _Nonnull * _Nonnull __attr, short __flags) __INTRODUCED_IN(28); 62 int posix_spawnattr_getflags(const posix_spawnattr_t _Nonnull * _Nonnull __attr, short* _Nonnull __flags) __INTRODUCED_IN(28); 63 64 int posix_spawnattr_setpgroup(posix_spawnattr_t _Nonnull * _Nonnull __attr, pid_t __pgroup) __INTRODUCED_IN(28); 65 int posix_spawnattr_getpgroup(const posix_spawnattr_t _Nonnull * _Nonnull __attr, pid_t* _Nonnull __pgroup) __INTRODUCED_IN(28); 66 67 int posix_spawnattr_setsigmask(posix_spawnattr_t _Nonnull * _Nonnull __attr, const sigset_t* _Nonnull __mask) __INTRODUCED_IN(28); 68 int posix_spawnattr_setsigmask64(posix_spawnattr_t _Nonnull * _Nonnull __attr, const sigset64_t* _Nonnull __mask) __INTRODUCED_IN(28); 69 int posix_spawnattr_getsigmask(const posix_spawnattr_t _Nonnull * _Nonnull __attr, sigset_t* _Nonnull __mask) __INTRODUCED_IN(28); 70 int posix_spawnattr_getsigmask64(const posix_spawnattr_t _Nonnull * _Nonnull __attr, sigset64_t* _Nonnull __mask) __INTRODUCED_IN(28); 71 72 int posix_spawnattr_setsigdefault(posix_spawnattr_t _Nonnull * _Nonnull __attr, const sigset_t* _Nonnull __mask) __INTRODUCED_IN(28); 73 int posix_spawnattr_setsigdefault64(posix_spawnattr_t _Nonnull * _Nonnull __attr, const sigset64_t* _Nonnull __mask) __INTRODUCED_IN(28); 74 int posix_spawnattr_getsigdefault(const posix_spawnattr_t _Nonnull * _Nonnull __attr, sigset_t* _Nonnull __mask) __INTRODUCED_IN(28); 75 int posix_spawnattr_getsigdefault64(const posix_spawnattr_t _Nonnull * _Nonnull __attr, sigset64_t* _Nonnull __mask) __INTRODUCED_IN(28); 76 77 int posix_spawnattr_setschedparam(posix_spawnattr_t _Nonnull * _Nonnull __attr, const struct sched_param* _Nonnull __param) __INTRODUCED_IN(28); 78 int posix_spawnattr_getschedparam(const posix_spawnattr_t _Nonnull * _Nonnull __attr, struct sched_param* _Nonnull __param) __INTRODUCED_IN(28); 79 80 int posix_spawnattr_setschedpolicy(posix_spawnattr_t _Nonnull * _Nonnull __attr, int __policy) __INTRODUCED_IN(28); 81 int posix_spawnattr_getschedpolicy(const posix_spawnattr_t _Nonnull * _Nonnull __attr, int* _Nonnull __policy) __INTRODUCED_IN(28); 82 83 int posix_spawn_file_actions_init(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions) __INTRODUCED_IN(28); 84 int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions) __INTRODUCED_IN(28); 85 86 int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions, int __fd, const char* _Nonnull __path, int __flags, mode_t __mode) __INTRODUCED_IN(28); 87 int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions, int __fd) __INTRODUCED_IN(28); 88 int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions, int __fd, int __new_fd) __INTRODUCED_IN(28); 89 90 int posix_spawn_file_actions_addchdir_np(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions, const char* _Nonnull __path) __INTRODUCED_IN(34); 91 int posix_spawn_file_actions_addfchdir_np(posix_spawn_file_actions_t _Nonnull * _Nonnull __actions, int __fd) __INTRODUCED_IN(34); 92 93 __END_DECLS 94 95 #endif 96