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Process spawn attributes in POSIX document order.

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This commit is contained in:
David Xu 2008-06-19 02:42:50 +00:00
parent 82abac5ecf
commit 8e9a8a6c78
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=179866
1 changed files with 22 additions and 21 deletions
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43
lib/libc/gen/posix_spawn.c
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@ -92,27 +92,6 @@ process_spawnattr(const posix_spawnattr_t sa)
* are mentioned.
*/
/* Set signal masks/defaults */
if (sa->sa_flags & POSIX_SPAWN_SETSIGMASK) {
_sigprocmask(SIG_SETMASK, &sa->sa_sigmask, NULL);
}
if (sa->sa_flags & POSIX_SPAWN_SETSIGDEF) {
for (i = 1; i <= _SIG_MAXSIG; i++) {
if (sigismember(&sa->sa_sigdefault, i))
if (_sigaction(i, &sigact, NULL) != 0)
return (errno);
}
}
/* Reset user ID's */
if (sa->sa_flags & POSIX_SPAWN_RESETIDS) {
if (setegid(getgid()) != 0)
return (errno);
if (seteuid(getuid()) != 0)
return (errno);
}
/* Set process group */
if (sa->sa_flags & POSIX_SPAWN_SETPGROUP) {
if (setpgid(0, sa->sa_pgroup) != 0)
@ -128,6 +107,28 @@ process_spawnattr(const posix_spawnattr_t sa)
if (sched_setparam(0, &sa->sa_schedparam) != 0)
return (errno);
}
/* Reset user ID's */
if (sa->sa_flags & POSIX_SPAWN_RESETIDS) {
if (setegid(getgid()) != 0)
return (errno);
if (seteuid(getuid()) != 0)
return (errno);
}
/* Set signal masks/defaults */
if (sa->sa_flags & POSIX_SPAWN_SETSIGMASK) {
_sigprocmask(SIG_SETMASK, &sa->sa_sigmask, NULL);
}
if (sa->sa_flags & POSIX_SPAWN_SETSIGDEF) {
for (i = 1; i <= _SIG_MAXSIG; i++) {
if (sigismember(&sa->sa_sigdefault, i))
if (_sigaction(i, &sigact, NULL) != 0)
return (errno);
}
}
return (0);
}