AppPkg/Applications/Python: Add Python 2.7.2 sources since the release of Python 2.7.3 made them unavailable from the python.org web site.
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
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113
AppPkg/Applications/Python/Python-2.7.2/Python/thread_lwp.h
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113
AppPkg/Applications/Python/Python-2.7.2/Python/thread_lwp.h
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#include <stdlib.h>
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#include <lwp/lwp.h>
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#include <lwp/stackdep.h>
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#define STACKSIZE 1000 /* stacksize for a thread */
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#define NSTACKS 2 /* # stacks to be put in cache initially */
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struct lock {
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int lock_locked;
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cv_t lock_condvar;
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mon_t lock_monitor;
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};
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/*
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* Initialization.
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*/
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static void PyThread__init_thread(void)
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{
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lwp_setstkcache(STACKSIZE, NSTACKS);
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}
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/*
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* Thread support.
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*/
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long PyThread_start_new_thread(void (*func)(void *), void *arg)
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{
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thread_t tid;
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int success;
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dprintf(("PyThread_start_new_thread called\n"));
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if (!initialized)
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PyThread_init_thread();
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success = lwp_create(&tid, func, MINPRIO, 0, lwp_newstk(), 1, arg);
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return success < 0 ? -1 : 0;
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}
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long PyThread_get_thread_ident(void)
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{
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thread_t tid;
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if (!initialized)
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PyThread_init_thread();
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if (lwp_self(&tid) < 0)
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return -1;
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return tid.thread_id;
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}
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void PyThread_exit_thread(void)
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{
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dprintf(("PyThread_exit_thread called\n"));
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if (!initialized)
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exit(0);
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lwp_destroy(SELF);
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}
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/*
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* Lock support.
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*/
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PyThread_type_lock PyThread_allocate_lock(void)
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{
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struct lock *lock;
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extern char *malloc(size_t);
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dprintf(("PyThread_allocate_lock called\n"));
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if (!initialized)
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PyThread_init_thread();
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lock = (struct lock *) malloc(sizeof(struct lock));
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lock->lock_locked = 0;
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(void) mon_create(&lock->lock_monitor);
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(void) cv_create(&lock->lock_condvar, lock->lock_monitor);
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dprintf(("PyThread_allocate_lock() -> %p\n", lock));
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return (PyThread_type_lock) lock;
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}
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void PyThread_free_lock(PyThread_type_lock lock)
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{
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dprintf(("PyThread_free_lock(%p) called\n", lock));
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mon_destroy(((struct lock *) lock)->lock_monitor);
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free((char *) lock);
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}
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int PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
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{
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int success;
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dprintf(("PyThread_acquire_lock(%p, %d) called\n", lock, waitflag));
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success = 0;
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(void) mon_enter(((struct lock *) lock)->lock_monitor);
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if (waitflag)
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while (((struct lock *) lock)->lock_locked)
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cv_wait(((struct lock *) lock)->lock_condvar);
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if (!((struct lock *) lock)->lock_locked) {
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success = 1;
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((struct lock *) lock)->lock_locked = 1;
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}
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cv_broadcast(((struct lock *) lock)->lock_condvar);
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mon_exit(((struct lock *) lock)->lock_monitor);
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dprintf(("PyThread_acquire_lock(%p, %d) -> %d\n", lock, waitflag, success));
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return success;
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}
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void PyThread_release_lock(PyThread_type_lock lock)
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{
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dprintf(("PyThread_release_lock(%p) called\n", lock));
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(void) mon_enter(((struct lock *) lock)->lock_monitor);
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((struct lock *) lock)->lock_locked = 0;
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cv_broadcast(((struct lock *) lock)->lock_condvar);
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mon_exit(((struct lock *) lock)->lock_monitor);
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}
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