mirror of
https://github.com/python/cpython.git
synced 2024-12-14 12:26:47 +08:00
6dd381eb62
make _multiprocessing.win32.WaitForMultipleObjects interruptible when the wait_flag parameter is false. Patch by sbt.
114 lines
2.5 KiB
C
114 lines
2.5 KiB
C
#ifndef MULTIPROCESSING_H
|
|
#define MULTIPROCESSING_H
|
|
|
|
#define PY_SSIZE_T_CLEAN
|
|
|
|
#include "Python.h"
|
|
#include "structmember.h"
|
|
#include "pythread.h"
|
|
|
|
/*
|
|
* Platform includes and definitions
|
|
*/
|
|
|
|
#ifdef MS_WINDOWS
|
|
# define WIN32_LEAN_AND_MEAN
|
|
# include <windows.h>
|
|
# include <winsock2.h>
|
|
# include <process.h> /* getpid() */
|
|
# ifdef Py_DEBUG
|
|
# include <crtdbg.h>
|
|
# endif
|
|
# define SEM_HANDLE HANDLE
|
|
# define SEM_VALUE_MAX LONG_MAX
|
|
#else
|
|
# include <fcntl.h> /* O_CREAT and O_EXCL */
|
|
# if defined(HAVE_SEM_OPEN) && !defined(POSIX_SEMAPHORES_NOT_ENABLED)
|
|
# include <semaphore.h>
|
|
typedef sem_t *SEM_HANDLE;
|
|
# endif
|
|
# define HANDLE int
|
|
# define SOCKET int
|
|
# define BOOL int
|
|
# define UINT32 uint32_t
|
|
# define INT32 int32_t
|
|
# define TRUE 1
|
|
# define FALSE 0
|
|
# define INVALID_HANDLE_VALUE (-1)
|
|
#endif
|
|
|
|
/*
|
|
* Issue 3110 - Solaris does not define SEM_VALUE_MAX
|
|
*/
|
|
#ifndef SEM_VALUE_MAX
|
|
#if defined(HAVE_SYSCONF) && defined(_SC_SEM_VALUE_MAX)
|
|
# define SEM_VALUE_MAX sysconf(_SC_SEM_VALUE_MAX)
|
|
#elif defined(_SEM_VALUE_MAX)
|
|
# define SEM_VALUE_MAX _SEM_VALUE_MAX
|
|
#elif defined(_POSIX_SEM_VALUE_MAX)
|
|
# define SEM_VALUE_MAX _POSIX_SEM_VALUE_MAX
|
|
#else
|
|
# define SEM_VALUE_MAX INT_MAX
|
|
#endif
|
|
#endif
|
|
|
|
|
|
/*
|
|
* Format codes
|
|
*/
|
|
|
|
#if SIZEOF_VOID_P == SIZEOF_LONG
|
|
# define F_POINTER "k"
|
|
# define T_POINTER T_ULONG
|
|
#elif defined(HAVE_LONG_LONG) && (SIZEOF_VOID_P == SIZEOF_LONG_LONG)
|
|
# define F_POINTER "K"
|
|
# define T_POINTER T_ULONGLONG
|
|
#else
|
|
# error "can't find format code for unsigned integer of same size as void*"
|
|
#endif
|
|
|
|
#ifdef MS_WINDOWS
|
|
# define F_HANDLE F_POINTER
|
|
# define T_HANDLE T_POINTER
|
|
# define F_SEM_HANDLE F_HANDLE
|
|
# define T_SEM_HANDLE T_HANDLE
|
|
# define F_DWORD "k"
|
|
# define T_DWORD T_ULONG
|
|
#else
|
|
# define F_HANDLE "i"
|
|
# define T_HANDLE T_INT
|
|
# define F_SEM_HANDLE F_POINTER
|
|
# define T_SEM_HANDLE T_POINTER
|
|
#endif
|
|
|
|
/*
|
|
* Error codes which can be returned by functions called without GIL
|
|
*/
|
|
|
|
#define MP_SUCCESS (0)
|
|
#define MP_STANDARD_ERROR (-1)
|
|
#define MP_MEMORY_ERROR (-1001)
|
|
#define MP_SOCKET_ERROR (-1002)
|
|
#define MP_EXCEPTION_HAS_BEEN_SET (-1003)
|
|
|
|
PyObject *mp_SetError(PyObject *Type, int num);
|
|
|
|
/*
|
|
* Externs - not all will really exist on all platforms
|
|
*/
|
|
|
|
extern PyObject *BufferTooShort;
|
|
extern PyTypeObject SemLockType;
|
|
extern PyTypeObject PipeConnectionType;
|
|
|
|
/*
|
|
* Miscellaneous
|
|
*/
|
|
|
|
#ifndef MIN
|
|
# define MIN(x, y) ((x) < (y) ? x : y)
|
|
# define MAX(x, y) ((x) > (y) ? x : y)
|
|
#endif
|
|
|
|
#endif /* MULTIPROCESSING_H */
|