postgresql/src/pl/plpython/plpython_system.h

54 lines
1.6 KiB
C

/*-------------------------------------------------------------------------
*
* plpython_system.h - pull in Python's system header files
*
* We break this out as a separate header file to precisely control
* the scope of the "system_header" pragma. No Postgres-specific
* declarations should be put here. However, we do include some stuff
* that is meant to prevent conflicts between our code and Python.
*
* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/pl/plpython/plpython_system.h
*
*-------------------------------------------------------------------------
*/
#ifndef PLPYTHON_SYSTEM_H
#define PLPYTHON_SYSTEM_H
/*
* Newer versions of the Python headers trigger a lot of warnings with our
* preferred compiler flags (at least -Wdeclaration-after-statement is known
* to be problematic). The system_header pragma hides warnings from within
* the rest of this file, if supported.
*/
#ifdef HAVE_PRAGMA_GCC_SYSTEM_HEADER
#pragma GCC system_header
#endif
/*
* Python versions <= 3.8 otherwise define a replacement, causing macro
* redefinition warnings.
*/
#define HAVE_SNPRINTF 1
#if defined(_MSC_VER) && defined(_DEBUG)
/* Python uses #pragma to bring in a non-default libpython on VC++ if
* _DEBUG is defined */
#undef _DEBUG
/* Also hide away errcode, since we load Python.h before postgres.h */
#define errcode __msvc_errcode
#include <Python.h>
#undef errcode
#define _DEBUG
#elif defined (_MSC_VER)
#define errcode __msvc_errcode
#include <Python.h>
#undef errcode
#else
#include <Python.h>
#endif
#endif /* PLPYTHON_SYSTEM_H */