cosmopolitan/libc/calls/kill-nt.c
2021-08-16 15:26:31 -07:00

52 lines
2.8 KiB
C

/*-*- 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 2021 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/getconsolectrlevent.h"
#include "libc/calls/internal.h"
#include "libc/dce.h"
#include "libc/macros.internal.h"
#include "libc/nt/console.h"
#include "libc/nt/enum/ctrlevent.h"
#include "libc/nt/enum/processaccess.h"
#include "libc/nt/process.h"
#include "libc/nt/runtime.h"
#include "libc/sysv/errfuns.h"
textwindows int sys_kill_nt(int pid, int sig) {
bool ok;
int event;
int64_t handle;
if (pid) {
pid = ABS(pid);
if ((event = GetConsoleCtrlEvent(sig)) != -1) {
ok = !!GenerateConsoleCtrlEvent(
event, __isfdkind(pid, kFdProcess) ? GetProcessId(g_fds.p[pid].handle)
: pid);
} else if (__isfdkind(pid, kFdProcess)) {
ok = !!TerminateProcess(g_fds.p[pid].handle, 128 + sig);
} else if ((handle = OpenProcess(kNtProcessAllAccess, false, pid))) {
ok = !!TerminateProcess(handle, 128 + sig);
CloseHandle(handle);
} else {
ok = false;
}
return ok ? 0 : __winerr();
} else {
return raise(sig);
}
}