cosmopolitan/third_party/python/Python/atexit.c
Justine Tunney fa20edc44d
Reduce header complexity
- Remove most __ASSEMBLER__ __LINKER__ ifdefs
- Rename libc/intrin/bits.h to libc/serialize.h
- Block pthread cancelation in fchmodat() polyfill
- Remove `clang-format off` statements in third_party
2023-11-28 14:39:42 -08:00

45 lines
1.5 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=4 sts=4 sw=4 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Python 3 │
│ https://docs.python.org/3/license.html │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "third_party/python/Include/pyerrors.h"
#include "third_party/python/Include/pylifecycle.h"
#define NEXITFUNCS 32
static void (*_Py_exitfunc)(void);
static void (*exitfuncs[NEXITFUNCS])(void);
static int nexitfuncs = 0;
void
_Py_PyAtExit(void (*func)(void))
{
_Py_exitfunc = func;
}
void
_Py_CallExitFuncs(void)
{
if (!_Py_exitfunc) return;
_Py_exitfunc();
PyErr_Clear();
}
int Py_AtExit(void (*func)(void))
{
if (nexitfuncs >= NEXITFUNCS)
return -1;
exitfuncs[nexitfuncs++] = func;
return 0;
}
void
_Py_CallLlExitFuncs(void)
{
while (nexitfuncs > 0)
(*exitfuncs[--nexitfuncs])();
fflush(stdout);
fflush(stderr);
}