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https://github.com/python/cpython
Revision e2cedaadb572c1bd58553ef5e27af0efc890d9b8 authored by Tarek Ziadé on 28 May 2009, 14:02:58 UTC, committed by Tarek Ziadé on 28 May 2009, 14:02:58 UTC
svn+ssh://pythondev@svn.python.org/python/trunk ........ r72986 | tarek.ziade | 2009-05-28 15:55:51 +0200 (Thu, 28 May 2009) | 1 line using 'tar' then 'gzip' in the test, because 'tar -czf' is not supported under some platforms ........
1 parent 77c8b37
Tip revision: e2cedaadb572c1bd58553ef5e27af0efc890d9b8 authored by Tarek Ziadé on 28 May 2009, 14:02:58 UTC
Merged revisions 72986 via svnmerge from
Merged revisions 72986 via svnmerge from
Tip revision: e2cedaa
thread_cthread.h
#ifdef MACH_C_THREADS
#include <mach/cthreads.h>
#endif
#ifdef HURD_C_THREADS
#include <cthreads.h>
#endif
/*
* Initialization.
*/
static void
PyThread__init_thread(void)
{
#ifndef HURD_C_THREADS
/* Roland McGrath said this should not be used since this is
done while linking to threads */
cthread_init();
#else
/* do nothing */
;
#endif
}
/*
* Thread support.
*/
long
PyThread_start_new_thread(void (*func)(void *), void *arg)
{
int success = 0; /* init not needed when SOLARIS_THREADS and */
/* C_THREADS implemented properly */
dprintf(("PyThread_start_new_thread called\n"));
if (!initialized)
PyThread_init_thread();
/* looks like solaris detaches the thread to never rejoin
* so well do it here
*/
cthread_detach(cthread_fork((cthread_fn_t) func, arg));
return success < 0 ? -1 : 0;
}
long
PyThread_get_thread_ident(void)
{
if (!initialized)
PyThread_init_thread();
return (long) cthread_self();
}
static void
do_PyThread_exit_thread(int no_cleanup)
{
dprintf(("PyThread_exit_thread called\n"));
if (!initialized)
if (no_cleanup)
_exit(0);
else
exit(0);
cthread_exit(0);
}
void
PyThread_exit_thread(void)
{
do_PyThread_exit_thread(0);
}
void
PyThread__exit_thread(void)
{
do_PyThread_exit_thread(1);
}
#ifndef NO_EXIT_PROG
static
void do_PyThread_exit_prog(int status, int no_cleanup)
{
dprintf(("PyThread_exit_prog(%d) called\n", status));
if (!initialized)
if (no_cleanup)
_exit(status);
else
exit(status);
if (no_cleanup)
_exit(status);
else
exit(status);
}
void
PyThread_exit_prog(int status)
{
do_PyThread_exit_prog(status, 0);
}
void
PyThread__exit_prog(int status)
{
do_PyThread_exit_prog(status, 1);
}
#endif /* NO_EXIT_PROG */
/*
* Lock support.
*/
PyThread_type_lock
PyThread_allocate_lock(void)
{
mutex_t lock;
dprintf(("PyThread_allocate_lock called\n"));
if (!initialized)
PyThread_init_thread();
lock = mutex_alloc();
if (mutex_init(lock)) {
perror("mutex_init");
free((void *) lock);
lock = 0;
}
dprintf(("PyThread_allocate_lock() -> %p\n", lock));
return (PyThread_type_lock) lock;
}
void
PyThread_free_lock(PyThread_type_lock lock)
{
dprintf(("PyThread_free_lock(%p) called\n", lock));
mutex_free(lock);
}
int
PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
{
int success = FALSE;
dprintf(("PyThread_acquire_lock(%p, %d) called\n", lock, waitflag));
if (waitflag) { /* blocking */
mutex_lock((mutex_t)lock);
success = TRUE;
} else { /* non blocking */
success = mutex_try_lock((mutex_t)lock);
}
dprintf(("PyThread_acquire_lock(%p, %d) -> %d\n", lock, waitflag, success));
return success;
}
void
PyThread_release_lock(PyThread_type_lock lock)
{
dprintf(("PyThread_release_lock(%p) called\n", lock));
mutex_unlock((mutex_t )lock);
}
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