mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-05-28 08:12:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Introduce sigtimedwait() and sigwaitinfo()

Browse source 
This change also invents sigcountset() and strsignal_r() and improves
the quality of siginfo_t handling.
This commit is contained in:
Justine Tunney 2022-10-10 07:36:07 -07:00
parent 7ae556463a
commit 467a332e38
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
41 changed files with 887 additions and 345 deletions
Download patch file Download diff file Expand all files Collapse all files

75
test/libc/calls/sigtimedwait_test.c Normal file
View file

@ -0,0 +1,75 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/sigtimedwait.h"
#include "libc/calls/struct/siginfo.h"
#include "libc/calls/struct/siginfo.internal.h"
#include "libc/calls/struct/sigset.h"
#include "libc/calls/struct/timespec.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/runtime/runtime.h"
#include "libc/sysv/consts/sicode.h"
#include "libc/sysv/consts/sig.h"
#include "libc/testlib/testlib.h"
void SetUp(void) {
if (IsXnu()) exit(0);
if (IsMetal()) exit(0);
if (IsWindows()) exit(0);
if (IsOpenbsd()) exit(0);
}
TEST(sigtimedwait, nullSet_efault) {
ASSERT_SYS(EFAULT, -1, sigtimedwait(0, 0, 0));
}
TEST(sigtimedwait, emptySet_timesOut) {
sigset_t ss = {0};
struct timespec ts = {0, 0};
ASSERT_SYS(EAGAIN, -1, sigtimedwait(&ss, 0, &ts));
}
TEST(sigtimedwait, badTimestamp_einval) {
sigset_t ss = {0};
struct timespec ts = {0, -1};
ASSERT_SYS(EINVAL, -1, sigtimedwait(&ss, 0, &ts));
}
TEST(sigtimedwait, test) {
int pid, ws;
siginfo_t info;
sigset_t ss, oldss;
struct timespec ts = {1, 0};
sigemptyset(&ss);
sigaddset(&ss, SIGUSR1);
ASSERT_SYS(0, 0, sigprocmask(SIG_BLOCK, &ss, &oldss));
ASSERT_NE(-1, (pid = fork()));
if (!pid) {
ASSERT_SYS(0, SIGUSR1, sigtimedwait(&ss, &info, &ts));
ASSERT_EQ(SIGUSR1, info.si_signo);
ASSERT_EQ(SI_USER, info.si_code);
ASSERT_EQ(getuid(), info.si_uid);
_Exit(0);
}
ASSERT_SYS(0, 0, kill(pid, SIGUSR1));
ASSERT_SYS(0, pid, wait(&ws));
ASSERT_EQ(0, ws);
ASSERT_SYS(0, 0, sigprocmask(SIG_SETMASK, &oldss, 0));
}