mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
c6d3802d3a
We now have an `#include <cxxabi.h>` header which defines all the APIs Cosmopolitan's implemented so far. The `cosmocc` README.md file is now greatly expanded with documentation.
48 lines
2.6 KiB
C
48 lines
2.6 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/cxxabi.h"
|
|
#include "libc/intrin/strace.internal.h"
|
|
#include "libc/intrin/weaken.h"
|
|
#include "libc/runtime/internal.h"
|
|
|
|
/**
|
|
* Exits process with grace.
|
|
*
|
|
* This calls functions registered by atexit() before terminating
|
|
* the current process, and any associated threads. It also calls
|
|
* all the legacy linker registered destructors in reversed order
|
|
*
|
|
* This implementation allows exit() to be called recursively via
|
|
* atexit() handlers.
|
|
*
|
|
* @param exitcode is masked with 255
|
|
* @see _Exit()
|
|
* @noreturn
|
|
*/
|
|
wontreturn void exit(int exitcode) {
|
|
const uintptr_t *p;
|
|
STRACE("exit(%d)", exitcode);
|
|
if (_weaken(__cxa_finalize)) {
|
|
_weaken(__cxa_finalize)(NULL);
|
|
}
|
|
for (p = __fini_array_end; p > __fini_array_start;) {
|
|
((void (*)(void))(*--p))();
|
|
}
|
|
_Exit(exitcode);
|
|
}
|