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gh-81057: Move Threading-Related Globals to _PyRuntimeState (#100084)

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https://github.com/python/cpython/issues/81057
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Eric Snow 2022-12-08 17:50:58 -07:00 • committed by GitHub
parent bc8cdf8c3d
commit 1160001b34
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11 changed files with 114 additions and 54 deletions
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36
Python/thread.c
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@ -8,15 +8,7 @@
#include "Python.h"
#include "pycore_pystate.h" // _PyInterpreterState_GET()
#include "pycore_structseq.h" // _PyStructSequence_FiniType()
#ifndef _POSIX_THREADS
/* This means pthreads are not implemented in libc headers, hence the macro
not present in unistd.h. But they still can be implemented as an external
library (e.g. gnu pth in pthread emulation) */
# ifdef HAVE_PTHREAD_H
# include <pthread.h> /* _POSIX_THREADS */
# endif
#endif
#include "pycore_pythread.h"
#ifndef DONT_HAVE_STDIO_H
#include <stdio.h>
@ -24,33 +16,17 @@
#include <stdlib.h>
#ifndef _POSIX_THREADS
/* Check if we're running on HP-UX and _SC_THREADS is defined. If so, then
enough of the Posix threads package is implemented to support python
threads.
This is valid for HP-UX 11.23 running on an ia64 system. If needed, add
a check of __ia64 to verify that we're running on an ia64 system instead
of a pa-risc system.
*/
#ifdef __hpux
#ifdef _SC_THREADS
#define _POSIX_THREADS
#endif
#endif
#endif /* _POSIX_THREADS */
static int initialized;
static void PyThread__init_thread(void); /* Forward */
#define initialized _PyRuntime.threads.initialized
void
PyThread_init_thread(void)
{
if (initialized)
if (initialized) {
return;
}
initialized = 1;
PyThread__init_thread();
}
@ -58,7 +34,7 @@ PyThread_init_thread(void)
#if defined(HAVE_PTHREAD_STUBS)
# define PYTHREAD_NAME "pthread-stubs"
# include "thread_pthread_stubs.h"
#elif defined(_POSIX_THREADS)
#elif defined(_USE_PTHREADS) /* AKA _PTHREADS */
# if defined(__EMSCRIPTEN__) && !defined(__EMSCRIPTEN_PTHREADS__)
# define PYTHREAD_NAME "pthread-stubs"
# else