mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-06 03:08:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Work towards improving signals and processes

Browse source
This commit is contained in:
Justine Tunney 2021-01-27 19:34:02 -08:00
parent de703b182c
commit d7ac16a9ed
96 changed files with 1474 additions and 427 deletions
Download patch file Download diff file Expand all files Collapse all files

56
libc/calls/kill-nt.c Normal file
View file

@ -0,0 +1,56 @@
/*-*- 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/internal.h"
#include "libc/dce.h"
#include "libc/macros.h"
#include "libc/nt/console.h"
#include "libc/nt/enum/ctrlevent.h"
#include "libc/nt/process.h"
#include "libc/sysv/errfuns.h"
textwindows int kill$nt(int pid, int sig) {
int target;
uint32_t event;
if (!pid) return raise(sig);
if ((pid > 0 && __isfdkind(pid, kFdProcess)) ||
(pid < 0 && __isfdkind(-pid, kFdProcess))) {
target = GetProcessId(g_fds.p[ABS(pid)].handle);
} else {
target = pid;
}
if (target == GetCurrentProcessId()) {
return raise(sig);
} else {
switch (sig) {
case SIGINT:
event = kNtCtrlCEvent;
case SIGHUP:
event = kNtCtrlCloseEvent;
case SIGQUIT:
event = kNtCtrlBreakEvent;
default:
return einval();
}
if (GenerateConsoleCtrlEvent(event, target)) {
return 0;
} else {
return __winerr();
}
}
}