9 int __posix_spawnx(pid_t *res, const char *path,
10 int (*exec)(const char *, char *const *),
11 const posix_spawn_file_actions_t *fa,
12 const posix_spawnattr_t *attr, char **argv, char **envp)
17 posix_spawnattr_t dummy_attr = { 0 };
19 if (!attr) attr = &dummy_attr;
21 sigprocmask(SIG_BLOCK, (void *)(uint64_t []){-1}, &oldmask);
22 pid = __syscall(SYS_fork);
25 sigprocmask(SIG_SETMASK, &oldmask, 0);
26 if (pid < 0) return -pid;
31 for (i=1; i<=64; i++) {
34 if (sa.sa_handler!=SIG_IGN ||
35 ((attr->__flags & POSIX_SPAWN_SETSIGDEF)
36 && sigismember(&attr->__def, i) )) {
37 sa.sa_handler = SIG_DFL;
42 if ((attr->__flags&POSIX_SPAWN_SETPGROUP) && setpgid(0, attr->__pgrp))
45 /* Use syscalls directly because pthread state is not consistent
46 * for making calls to the library wrappers... */
47 if ((attr->__flags&POSIX_SPAWN_RESETIDS) && (
48 __syscall(SYS_setgid, __syscall(SYS_getgid)) ||
49 __syscall(SYS_setuid, __syscall(SYS_getuid)) ))
52 sigprocmask(SIG_SETMASK, (attr->__flags & POSIX_SPAWN_SETSIGMASK)
53 ? &attr->__mask : &oldmask, 0);
55 if (envp) environ = envp;
62 int posix_spawn(pid_t *res, const char *path,
63 const posix_spawn_file_actions_t *fa,
64 const posix_spawnattr_t *attr, char **argv, char **envp)
66 return __posix_spawnx(res, path, execv, fa, attr, argv, envp);