diff options
Diffstat (limited to 'include/python2.7/pyport.h')
| -rw-r--r-- | include/python2.7/pyport.h | 1084 |
1 files changed, 0 insertions, 1084 deletions
diff --git a/include/python2.7/pyport.h b/include/python2.7/pyport.h deleted file mode 100644 index 8164740..0000000 --- a/include/python2.7/pyport.h +++ /dev/null @@ -1,1084 +0,0 @@ -#ifndef Py_PYPORT_H -#define Py_PYPORT_H - -#include "pyconfig.h" /* include for defines */ - -/* Some versions of HP-UX & Solaris need inttypes.h for int32_t, - INT32_MAX, etc. */ -#ifdef HAVE_INTTYPES_H -#include <inttypes.h> -#endif - -#ifdef HAVE_STDINT_H -#include <stdint.h> -#endif - -/************************************************************************** -Symbols and macros to supply platform-independent interfaces to basic -C language & library operations whose spellings vary across platforms. - -Please try to make documentation here as clear as possible: by definition, -the stuff here is trying to illuminate C's darkest corners. - -Config #defines referenced here: - -SIGNED_RIGHT_SHIFT_ZERO_FILLS -Meaning: To be defined iff i>>j does not extend the sign bit when i is a - signed integral type and i < 0. -Used in: Py_ARITHMETIC_RIGHT_SHIFT - -Py_DEBUG -Meaning: Extra checks compiled in for debug mode. -Used in: Py_SAFE_DOWNCAST - -HAVE_UINTPTR_T -Meaning: The C9X type uintptr_t is supported by the compiler -Used in: Py_uintptr_t - -HAVE_LONG_LONG -Meaning: The compiler supports the C type "long long" -Used in: PY_LONG_LONG - -**************************************************************************/ - - -/* For backward compatibility only. Obsolete, do not use. */ -#ifdef HAVE_PROTOTYPES -#define Py_PROTO(x) x -#else -#define Py_PROTO(x) () -#endif -#ifndef Py_FPROTO -#define Py_FPROTO(x) Py_PROTO(x) -#endif - -/* typedefs for some C9X-defined synonyms for integral types. - * - * The names in Python are exactly the same as the C9X names, except with a - * Py_ prefix. Until C9X is universally implemented, this is the only way - * to ensure that Python gets reliable names that don't conflict with names - * in non-Python code that are playing their own tricks to define the C9X - * names. - * - * NOTE: don't go nuts here! Python has no use for *most* of the C9X - * integral synonyms. Only define the ones we actually need. - */ - -#ifdef HAVE_LONG_LONG -#ifndef PY_LONG_LONG -#define PY_LONG_LONG long long -#if defined(LLONG_MAX) -/* If LLONG_MAX is defined in limits.h, use that. */ -#define PY_LLONG_MIN LLONG_MIN -#define PY_LLONG_MAX LLONG_MAX -#define PY_ULLONG_MAX ULLONG_MAX -#elif defined(__LONG_LONG_MAX__) -/* Otherwise, if GCC has a builtin define, use that. */ -#define PY_LLONG_MAX __LONG_LONG_MAX__ -#define PY_LLONG_MIN (-PY_LLONG_MAX-1) -#define PY_ULLONG_MAX (__LONG_LONG_MAX__*2ULL + 1ULL) -#else -/* Otherwise, rely on two's complement. */ -#define PY_ULLONG_MAX (~0ULL) -#define PY_LLONG_MAX ((long long)(PY_ULLONG_MAX>>1)) -#define PY_LLONG_MIN (-PY_LLONG_MAX-1) -#endif /* LLONG_MAX */ -#endif -#endif /* HAVE_LONG_LONG */ - -/* a build with 30-bit digits for Python long integers needs an exact-width - * 32-bit unsigned integer type to store those digits. (We could just use - * type 'unsigned long', but that would be wasteful on a system where longs - * are 64-bits.) On Unix systems, the autoconf macro AC_TYPE_UINT32_T defines - * uint32_t to be such a type unless stdint.h or inttypes.h defines uint32_t. - * However, it doesn't set HAVE_UINT32_T, so we do that here. - */ -#ifdef uint32_t -#define HAVE_UINT32_T 1 -#endif - -#ifdef HAVE_UINT32_T -#ifndef PY_UINT32_T -#define PY_UINT32_T uint32_t -#endif -#endif - -/* Macros for a 64-bit unsigned integer type; used for type 'twodigits' in the - * long integer implementation, when 30-bit digits are enabled. - */ -#ifdef uint64_t -#define HAVE_UINT64_T 1 -#endif - -#ifdef HAVE_UINT64_T -#ifndef PY_UINT64_T -#define PY_UINT64_T uint64_t -#endif -#endif - -/* Signed variants of the above */ -#ifdef int32_t -#define HAVE_INT32_T 1 -#endif - -#ifdef HAVE_INT32_T -#ifndef PY_INT32_T -#define PY_INT32_T int32_t -#endif -#endif - -#ifdef int64_t -#define HAVE_INT64_T 1 -#endif - -#ifdef HAVE_INT64_T -#ifndef PY_INT64_T -#define PY_INT64_T int64_t -#endif -#endif - -/* If PYLONG_BITS_IN_DIGIT is not defined then we'll use 30-bit digits if all - the necessary integer types are available, and we're on a 64-bit platform - (as determined by SIZEOF_VOID_P); otherwise we use 15-bit digits. */ - -#ifndef PYLONG_BITS_IN_DIGIT -#if (defined HAVE_UINT64_T && defined HAVE_INT64_T && \ - defined HAVE_UINT32_T && defined HAVE_INT32_T && SIZEOF_VOID_P >= 8) -#define PYLONG_BITS_IN_DIGIT 30 -#else -#define PYLONG_BITS_IN_DIGIT 15 -#endif -#endif - -/* uintptr_t is the C9X name for an unsigned integral type such that a - * legitimate void* can be cast to uintptr_t and then back to void* again - * without loss of information. Similarly for intptr_t, wrt a signed - * integral type. - */ -#ifdef HAVE_UINTPTR_T -typedef uintptr_t Py_uintptr_t; -typedef intptr_t Py_intptr_t; - -#elif SIZEOF_VOID_P <= SIZEOF_INT -typedef unsigned int Py_uintptr_t; -typedef int Py_intptr_t; - -#elif SIZEOF_VOID_P <= SIZEOF_LONG -typedef unsigned long Py_uintptr_t; -typedef long Py_intptr_t; - -#elif defined(HAVE_LONG_LONG) && (SIZEOF_VOID_P <= SIZEOF_LONG_LONG) -typedef unsigned PY_LONG_LONG Py_uintptr_t; -typedef PY_LONG_LONG Py_intptr_t; - -#else -# error "Python needs a typedef for Py_uintptr_t in pyport.h." -#endif /* HAVE_UINTPTR_T */ - -/* Py_ssize_t is a signed integral type such that sizeof(Py_ssize_t) == - * sizeof(size_t). C99 doesn't define such a thing directly (size_t is an - * unsigned integral type). See PEP 353 for details. - */ -#ifdef HAVE_SSIZE_T -typedef ssize_t Py_ssize_t; -#elif SIZEOF_VOID_P == SIZEOF_SIZE_T -typedef Py_intptr_t Py_ssize_t; -#else -# error "Python needs a typedef for Py_ssize_t in pyport.h." -#endif - -/* Largest possible value of size_t. - SIZE_MAX is part of C99, so it might be defined on some - platforms. If it is not defined, (size_t)-1 is a portable - definition for C89, due to the way signed->unsigned - conversion is defined. */ -#ifdef SIZE_MAX -#define PY_SIZE_MAX SIZE_MAX -#else -#define PY_SIZE_MAX ((size_t)-1) -#endif - -/* Largest positive value of type Py_ssize_t. */ -#define PY_SSIZE_T_MAX ((Py_ssize_t)(((size_t)-1)>>1)) -/* Smallest negative value of type Py_ssize_t. */ -#define PY_SSIZE_T_MIN (-PY_SSIZE_T_MAX-1) - -/* -#if SIZEOF_PID_T > SIZEOF_LONG -# error "Python doesn't support sizeof(pid_t) > sizeof(long)" -#endif -*/ - -/* PY_FORMAT_SIZE_T is a platform-specific modifier for use in a printf - * format to convert an argument with the width of a size_t or Py_ssize_t. - * C99 introduced "z" for this purpose, but not all platforms support that; - * e.g., MS compilers use "I" instead. - * - * These "high level" Python format functions interpret "z" correctly on - * all platforms (Python interprets the format string itself, and does whatever - * the platform C requires to convert a size_t/Py_ssize_t argument): - * - * PyString_FromFormat - * PyErr_Format - * PyString_FromFormatV - * - * Lower-level uses require that you interpolate the correct format modifier - * yourself (e.g., calling printf, fprintf, sprintf, PyOS_snprintf); for - * example, - * - * Py_ssize_t index; - * fprintf(stderr, "index %" PY_FORMAT_SIZE_T "d sucks\n", index); - * - * That will expand to %ld, or %Id, or to something else correct for a - * Py_ssize_t on the platform. - */ -#ifndef PY_FORMAT_SIZE_T -# if SIZEOF_SIZE_T == SIZEOF_INT && !defined(__APPLE__) -# define PY_FORMAT_SIZE_T "" -# elif SIZEOF_SIZE_T == SIZEOF_LONG -# define PY_FORMAT_SIZE_T "l" -# elif defined(MS_WINDOWS) -# define PY_FORMAT_SIZE_T "I" -# elif defined(__MINGW32__) && defined(__USE_MINGW_ANSI_STDIO) -# define PY_FORMAT_SIZE_T "z" -# else -# error "This platform's pyconfig.h needs to define PY_FORMAT_SIZE_T" -# endif -#endif - -/* PY_FORMAT_LONG_LONG is analogous to PY_FORMAT_SIZE_T above, but for - * the long long type instead of the size_t type. It's only available - * when HAVE_LONG_LONG is defined. The "high level" Python format - * functions listed above will interpret "lld" or "llu" correctly on - * all platforms. - */ -#ifdef HAVE_LONG_LONG -# ifndef PY_FORMAT_LONG_LONG -# if defined(MS_WIN64) || defined(MS_WINDOWS) -# define PY_FORMAT_LONG_LONG "I64" -# else -# error "This platform's pyconfig.h needs to define PY_FORMAT_LONG_LONG" -# endif -# endif -#endif - -/* Py_LOCAL can be used instead of static to get the fastest possible calling - * convention for functions that are local to a given module. - * - * Py_LOCAL_INLINE does the same thing, and also explicitly requests inlining, - * for platforms that support that. - * - * If PY_LOCAL_AGGRESSIVE is defined before python.h is included, more - * "aggressive" inlining/optimizaion is enabled for the entire module. This - * may lead to code bloat, and may slow things down for those reasons. It may - * also lead to errors, if the code relies on pointer aliasing. Use with - * care. - * - * NOTE: You can only use this for functions that are entirely local to a - * module; functions that are exported via method tables, callbacks, etc, - * should keep using static. - */ - -#undef USE_INLINE /* XXX - set via configure? */ - -#if defined(_MSC_VER) -#if defined(PY_LOCAL_AGGRESSIVE) -/* enable more aggressive optimization for visual studio */ -#pragma optimize("agtw", on) -#endif -/* ignore warnings if the compiler decides not to inline a function */ -#pragma warning(disable: 4710) -/* fastest possible local call under MSVC */ -#define Py_LOCAL(type) static type __fastcall -#define Py_LOCAL_INLINE(type) static __inline type __fastcall -#elif defined(USE_INLINE) -#define Py_LOCAL(type) static type -#define Py_LOCAL_INLINE(type) static inline type -#else -#define Py_LOCAL(type) static type -#define Py_LOCAL_INLINE(type) static type -#endif - -/* Py_MEMCPY can be used instead of memcpy in cases where the copied blocks - * are often very short. While most platforms have highly optimized code for - * large transfers, the setup costs for memcpy are often quite high. MEMCPY - * solves this by doing short copies "in line". - */ - -#if defined(_MSC_VER) -#define Py_MEMCPY(target, source, length) do { \ - size_t i_, n_ = (length); \ - char *t_ = (void*) (target); \ - const char *s_ = (void*) (source); \ - if (n_ >= 16) \ - memcpy(t_, s_, n_); \ - else \ - for (i_ = 0; i_ < n_; i_++) \ - t_[i_] = s_[i_]; \ - } while (0) -#else -#define Py_MEMCPY memcpy -#endif - -#include <stdlib.h> - -#ifdef HAVE_IEEEFP_H -#include <ieeefp.h> /* needed for 'finite' declaration on some platforms */ -#endif - -#include <math.h> /* Moved here from the math section, before extern "C" */ - -/******************************************** - * WRAPPER FOR <time.h> and/or <sys/time.h> * - ********************************************/ - -#ifdef TIME_WITH_SYS_TIME -#include <sys/time.h> -#include <time.h> -#else /* !TIME_WITH_SYS_TIME */ -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#else /* !HAVE_SYS_TIME_H */ -#include <time.h> -#endif /* !HAVE_SYS_TIME_H */ -#endif /* !TIME_WITH_SYS_TIME */ - - -/****************************** - * WRAPPER FOR <sys/select.h> * - ******************************/ - -/* NB caller must include <sys/types.h> */ - -#ifdef HAVE_SYS_SELECT_H - -#include <sys/select.h> - -#endif /* !HAVE_SYS_SELECT_H */ - -/******************************* - * stat() and fstat() fiddling * - *******************************/ - -/* We expect that stat and fstat exist on most systems. - * It's confirmed on Unix, Mac and Windows. - * If you don't have them, add - * #define DONT_HAVE_STAT - * and/or - * #define DONT_HAVE_FSTAT - * to your pyconfig.h. Python code beyond this should check HAVE_STAT and - * HAVE_FSTAT instead. - * Also - * #define HAVE_SYS_STAT_H - * if <sys/stat.h> exists on your platform, and - * #define HAVE_STAT_H - * if <stat.h> does. - */ -#ifndef DONT_HAVE_STAT -#define HAVE_STAT -#endif - -#ifndef DONT_HAVE_FSTAT -#define HAVE_FSTAT -#endif - -#ifdef RISCOS -#include <sys/types.h> -#include "unixstuff.h" -#endif - -#ifdef HAVE_SYS_STAT_H -#if defined(PYOS_OS2) && defined(PYCC_GCC) -#include <sys/types.h> -#endif -#include <sys/stat.h> -#elif defined(HAVE_STAT_H) -#include <stat.h> -#endif - -#if defined(PYCC_VACPP) -/* VisualAge C/C++ Failed to Define MountType Field in sys/stat.h */ -#define S_IFMT (S_IFDIR|S_IFCHR|S_IFREG) -#endif - -#ifndef S_ISREG -#define S_ISREG(x) (((x) & S_IFMT) == S_IFREG) -#endif - -#ifndef S_ISDIR -#define S_ISDIR(x) (((x) & S_IFMT) == S_IFDIR) -#endif - - -#ifdef __cplusplus -/* Move this down here since some C++ #include's don't like to be included - inside an extern "C" */ -extern "C" { -#endif - - -/* Py_ARITHMETIC_RIGHT_SHIFT - * C doesn't define whether a right-shift of a signed integer sign-extends - * or zero-fills. Here a macro to force sign extension: - * Py_ARITHMETIC_RIGHT_SHIFT(TYPE, I, J) - * Return I >> J, forcing sign extension. Arithmetically, return the - * floor of I/2**J. - * Requirements: - * I should have signed integer type. In the terminology of C99, this can - * be either one of the five standard signed integer types (signed char, - * short, int, long, long long) or an extended signed integer type. - * J is an integer >= 0 and strictly less than the number of bits in the - * type of I (because C doesn't define what happens for J outside that - * range either). - * TYPE used to specify the type of I, but is now ignored. It's been left - * in for backwards compatibility with versions <= 2.6 or 3.0. - * Caution: - * I may be evaluated more than once. - */ -#ifdef SIGNED_RIGHT_SHIFT_ZERO_FILLS -#define Py_ARITHMETIC_RIGHT_SHIFT(TYPE, I, J) \ - ((I) < 0 ? -1-((-1-(I)) >> (J)) : (I) >> (J)) -#else -#define Py_ARITHMETIC_RIGHT_SHIFT(TYPE, I, J) ((I) >> (J)) -#endif - -/* Py_FORCE_EXPANSION(X) - * "Simply" returns its argument. However, macro expansions within the - * argument are evaluated. This unfortunate trickery is needed to get - * token-pasting to work as desired in some cases. - */ -#define Py_FORCE_EXPANSION(X) X - -/* Py_SAFE_DOWNCAST(VALUE, WIDE, NARROW) - * Cast VALUE to type NARROW from type WIDE. In Py_DEBUG mode, this - * assert-fails if any information is lost. - * Caution: - * VALUE may be evaluated more than once. - */ -#ifdef Py_DEBUG -#define Py_SAFE_DOWNCAST(VALUE, WIDE, NARROW) \ - (assert((WIDE)(NARROW)(VALUE) == (VALUE)), (NARROW)(VALUE)) -#else -#define Py_SAFE_DOWNCAST(VALUE, WIDE, NARROW) (NARROW)(VALUE) -#endif - -/* Py_SET_ERRNO_ON_MATH_ERROR(x) - * If a libm function did not set errno, but it looks like the result - * overflowed or not-a-number, set errno to ERANGE or EDOM. Set errno - * to 0 before calling a libm function, and invoke this macro after, - * passing the function result. - * Caution: - * This isn't reliable. See Py_OVERFLOWED comments. - * X is evaluated more than once. - */ -#if defined(__FreeBSD__) || defined(__OpenBSD__) || (defined(__hpux) && defined(__ia64)) -#define _Py_SET_EDOM_FOR_NAN(X) if (isnan(X)) errno = EDOM; -#else -#define _Py_SET_EDOM_FOR_NAN(X) ; -#endif -#define Py_SET_ERRNO_ON_MATH_ERROR(X) \ - do { \ - if (errno == 0) { \ - if ((X) == Py_HUGE_VAL || (X) == -Py_HUGE_VAL) \ - errno = ERANGE; \ - else _Py_SET_EDOM_FOR_NAN(X) \ - } \ - } while(0) - -/* Py_SET_ERANGE_ON_OVERFLOW(x) - * An alias of Py_SET_ERRNO_ON_MATH_ERROR for backward-compatibility. - */ -#define Py_SET_ERANGE_IF_OVERFLOW(X) Py_SET_ERRNO_ON_MATH_ERROR(X) - -/* Py_ADJUST_ERANGE1(x) - * Py_ADJUST_ERANGE2(x, y) - * Set errno to 0 before calling a libm function, and invoke one of these - * macros after, passing the function result(s) (Py_ADJUST_ERANGE2 is useful - * for functions returning complex results). This makes two kinds of - * adjustments to errno: (A) If it looks like the platform libm set - * errno=ERANGE due to underflow, clear errno. (B) If it looks like the - * platform libm overflowed but didn't set errno, force errno to ERANGE. In - * effect, we're trying to force a useful implementation of C89 errno - * behavior. - * Caution: - * This isn't reliable. See Py_OVERFLOWED comments. - * X and Y may be evaluated more than once. - */ -#define Py_ADJUST_ERANGE1(X) \ - do { \ - if (errno == 0) { \ - if ((X) == Py_HUGE_VAL || (X) == -Py_HUGE_VAL) \ - errno = ERANGE; \ - } \ - else if (errno == ERANGE && (X) == 0.0) \ - errno = 0; \ - } while(0) - -#define Py_ADJUST_ERANGE2(X, Y) \ - do { \ - if ((X) == Py_HUGE_VAL || (X) == -Py_HUGE_VAL || \ - (Y) == Py_HUGE_VAL || (Y) == -Py_HUGE_VAL) { \ - if (errno == 0) \ - errno = ERANGE; \ - } \ - else if (errno == ERANGE) \ - errno = 0; \ - } while(0) - -/* The functions _Py_dg_strtod and _Py_dg_dtoa in Python/dtoa.c (which are - * required to support the short float repr introduced in Python 3.1) require - * that the floating-point unit that's being used for arithmetic operations - * on C doubles is set to use 53-bit precision. It also requires that the - * FPU rounding mode is round-half-to-even, but that's less often an issue. - * - * If your FPU isn't already set to 53-bit precision/round-half-to-even, and - * you want to make use of _Py_dg_strtod and _Py_dg_dtoa, then you should - * - * #define HAVE_PY_SET_53BIT_PRECISION 1 - * - * and also give appropriate definitions for the following three macros: - * - * _PY_SET_53BIT_PRECISION_START : store original FPU settings, and - * set FPU to 53-bit precision/round-half-to-even - * _PY_SET_53BIT_PRECISION_END : restore original FPU settings - * _PY_SET_53BIT_PRECISION_HEADER : any variable declarations needed to - * use the two macros above. - * - * The macros are designed to be used within a single C function: see - * Python/pystrtod.c for an example of their use. - */ - -/* get and set x87 control word for gcc/x86 */ -#ifdef HAVE_GCC_ASM_FOR_X87 -#define HAVE_PY_SET_53BIT_PRECISION 1 -/* _Py_get/set_387controlword functions are defined in Python/pymath.c */ -#define _Py_SET_53BIT_PRECISION_HEADER \ - unsigned short old_387controlword, new_387controlword -#define _Py_SET_53BIT_PRECISION_START \ - do { \ - old_387controlword = _Py_get_387controlword(); \ - new_387controlword = (old_387controlword & ~0x0f00) | 0x0200; \ - if (new_387controlword != old_387controlword) \ - _Py_set_387controlword(new_387controlword); \ - } while (0) -#define _Py_SET_53BIT_PRECISION_END \ - if (new_387controlword != old_387controlword) \ - _Py_set_387controlword(old_387controlword) -#endif - -/* get and set x87 control word for VisualStudio/x86 */ -#if defined(_MSC_VER) && !defined(_WIN64) /* x87 not supported in 64-bit */ -#define HAVE_PY_SET_53BIT_PRECISION 1 -#define _Py_SET_53BIT_PRECISION_HEADER \ - unsigned int old_387controlword, new_387controlword, out_387controlword -/* We use the __control87_2 function to set only the x87 control word. - The SSE control word is unaffected. */ -#define _Py_SET_53BIT_PRECISION_START \ - do { \ - __control87_2(0, 0, &old_387controlword, NULL); \ - new_387controlword = \ - (old_387controlword & ~(_MCW_PC | _MCW_RC)) | (_PC_53 | _RC_NEAR); \ - if (new_387controlword != old_387controlword) \ - __control87_2(new_387controlword, _MCW_PC | _MCW_RC, \ - &out_387controlword, NULL); \ - } while (0) -#define _Py_SET_53BIT_PRECISION_END \ - do { \ - if (new_387controlword != old_387controlword) \ - __control87_2(old_387controlword, _MCW_PC | _MCW_RC, \ - &out_387controlword, NULL); \ - } while (0) -#endif - -/* default definitions are empty */ -#ifndef HAVE_PY_SET_53BIT_PRECISION -#define _Py_SET_53BIT_PRECISION_HEADER -#define _Py_SET_53BIT_PRECISION_START -#define _Py_SET_53BIT_PRECISION_END -#endif - -/* If we can't guarantee 53-bit precision, don't use the code - in Python/dtoa.c, but fall back to standard code. This - means that repr of a float will be long (17 sig digits). - - Realistically, there are two things that could go wrong: - - (1) doubles aren't IEEE 754 doubles, or - (2) we're on x86 with the rounding precision set to 64-bits - (extended precision), and we don't know how to change - the rounding precision. - */ - -#if !defined(DOUBLE_IS_LITTLE_ENDIAN_IEEE754) && \ - !defined(DOUBLE_IS_BIG_ENDIAN_IEEE754) && \ - !defined(DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754) -#define PY_NO_SHORT_FLOAT_REPR -#endif - -/* double rounding is symptomatic of use of extended precision on x86. If - we're seeing double rounding, and we don't have any mechanism available for - changing the FPU rounding precision, then don't use Python/dtoa.c. */ -#if defined(X87_DOUBLE_ROUNDING) && !defined(HAVE_PY_SET_53BIT_PRECISION) -#define PY_NO_SHORT_FLOAT_REPR -#endif - -/* Py_DEPRECATED(version) - * Declare a variable, type, or function deprecated. - * Usage: - * extern int old_var Py_DEPRECATED(2.3); - * typedef int T1 Py_DEPRECATED(2.4); - * extern int x() Py_DEPRECATED(2.5); - */ -#if defined(__GNUC__) && ((__GNUC__ >= 4) || \ - (__GNUC__ == 3) && (__GNUC_MINOR__ >= 1)) -#define Py_DEPRECATED(VERSION_UNUSED) __attribute__((__deprecated__)) -#else -#define Py_DEPRECATED(VERSION_UNUSED) -#endif - -/************************************************************************** -Prototypes that are missing from the standard include files on some systems -(and possibly only some versions of such systems.) - -Please be conservative with adding new ones, document them and enclose them -in platform-specific #ifdefs. -**************************************************************************/ - -#ifdef SOLARIS -/* Unchecked */ -extern int gethostname(char *, int); -#endif - -#ifdef __BEOS__ -/* Unchecked */ -/* It's in the libs, but not the headers... - [cjh] */ -int shutdown( int, int ); -#endif - -#ifdef HAVE__GETPTY -#include <sys/types.h> /* we need to import mode_t */ -extern char * _getpty(int *, int, mode_t, int); -#endif - -/* On QNX 6, struct termio must be declared by including sys/termio.h - if TCGETA, TCSETA, TCSETAW, or TCSETAF are used. sys/termio.h must - be included before termios.h or it will generate an error. */ -#if defined(HAVE_SYS_TERMIO_H) && !defined(__hpux) -#include <sys/termio.h> -#endif - -#if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) -#if !defined(HAVE_PTY_H) && !defined(HAVE_LIBUTIL_H) && !defined(HAVE_UTIL_H) -/* BSDI does not supply a prototype for the 'openpty' and 'forkpty' - functions, even though they are included in libutil. */ -#include <termios.h> -extern int openpty(int *, int *, char *, struct termios *, struct winsize *); -extern pid_t forkpty(int *, char *, struct termios *, struct winsize *); -#endif /* !defined(HAVE_PTY_H) && !defined(HAVE_LIBUTIL_H) */ -#endif /* defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) */ - - -/* These are pulled from various places. It isn't obvious on what platforms - they are necessary, nor what the exact prototype should look like (which - is likely to vary between platforms!) If you find you need one of these - declarations, please move them to a platform-specific block and include - proper prototypes. */ -#if 0 - -/* From Modules/resource.c */ -extern int getrusage(); -extern int getpagesize(); - -/* From Python/sysmodule.c and Modules/posixmodule.c */ -extern int fclose(FILE *); - -/* From Modules/posixmodule.c */ -extern int fdatasync(int); -#endif /* 0 */ - - -#ifdef __MINGW32__ -/* FIXME: some of next definitions specific to gcc(mingw build) can be - generalized on definitions of _WIN32 or WIN32 and to be common for - all windows build instead explicitly to define only for non-autotools - based builds (see PC/pyconfig.h for details). */ -#if !defined(MS_WIN64) && defined(_WIN64) -# define MS_WIN64 -#endif -#if !defined(MS_WIN32) && defined(_WIN32) -# define MS_WIN32 -#endif -#if !defined(MS_WIN32) && defined(_WIN32) -# define MS_WIN32 -#endif -#if !defined(MS_WINDOWS) && defined(MS_WIN32) -# define MS_WINDOWS -#endif - -#ifndef PYTHONPATH -# define PYTHONPATH ".\\DLLs;.\\lib;.\\lib\\plat-win;.\\lib\\lib-tk" -#endif - -/* python 2.6+ requires Windows 2000 or greater. */ -#define Py_WINVER 0x0500 - -#if defined(Py_BUILD_CORE) || defined(Py_BUILD_CORE_MODULE) -/* FIXME if NTDDI_xxx is in use by mingw (see PC/pyconfig.h) */ -#ifndef WINVER -# define WINVER Py_WINVER -#endif -#ifndef _WIN32_WINNT -# define _WIN32_WINNT Py_WINVER -#endif -#endif - -#ifdef PLATFORM -/*NOTE: if compile getplatform.c PLATFORM is set to MACHDEP that is - "win" for mingw build (see respective comment in configure.in). */ -# undef PLATFORM -#endif -/* always set to "win32" - see PC/pyconfig.h */ -#define PLATFORM "win32" - -#if defined(MS_WIN64) -# define SIZEOF_HKEY 8 -#elif defined(MS_WIN32) -# define SIZEOF_HKEY 4 -#endif - -/*NOTE: mingw has isinf as macro defined in math.h. - Since PC/pyconfig.h define Py_IS_INFINITY(X) that cover HAVE_DECL_ISFINITE - here for Py_IS_INFINITY we define same as for MSVC build. - This makes HAVE_DECL_ISFINITE needless. - Also see commants in configure.in and pymath.h. */ -#define Py_IS_INFINITY(X) (!_finite(X) && !_isnan(X)) - -#ifndef HAVE_LARGEFILE_SUPPORT -/* - FIXME: on windows platforms: - - Python use PY_LONG_LONG(!) for Py_off_t (_fileio.c); - - HAVE_LARGEFILE_SUPPORT is defined in PC/pyconfig.h; - - PC/pyconfig.h define 4 for SIZEOF_OFF_T and 8 for SIZEOF_FPOS_T; - - If HAVE_LARGEFILE_SUPPORT isn't defined python will use off_t(!) - for Py_off_t (see fileobjects.c and bz2module.c). - Since for mingw configure detect 4 for size of "off_t" and 8 - for - "fpos_t" we has to define HAVE_LARGEFILE_SUPPORT too. - TODO: to test with AC_SYS_LARGEFILE and appropriate updates in - python code. -*/ -# define HAVE_LARGEFILE_SUPPORT -#endif - -#if defined(Py_ENABLE_SHARED) -# define MS_COREDLL 1 /* deprecated old symbol, but still in use for windows code */ -#else -# define MS_NO_COREDLL 1 -#endif - -#if Py_UNICODE_SIZE == 2 -/* For mingw is 2 but FIXME: What about to raise error in configure if - unicode size isn't two ? Did python windows code support ucs4 ? */ -# define Py_WIN_WIDE_FILENAMES -#endif - -/* NOTE: Don't define HAVE_STDDEF_H. - * It is defined by PC/pyconfig.h and used by Include/Python.h - * (with comment For size_t?) but isn't required for mingw */ -#define Py_SOCKET_FD_CAN_BE_GE_FD_SETSIZE - -/* All other defines from PC/pyconfig.h are in autoconf generated - pyconfig.h */ -#if 0 -/*FIXME: - MSDN: - "The getaddrinfo function was added to the ws2_32.dll on Windows XP - and later." - mingw: - getaddrinfo and getnameinfo is defined for WINVER >= 0x0501. - PC/pyconfig.h: - "Python 2.6+ requires Windows 2000 or greater" - So far so good but socketmodule.h define HAVE_GETADDRINFO and - HAVE_GETNAMEINFO under very specific condition : - # ifdef SIO_GET_MULTICAST_FILTER - # include <MSTcpIP.h> - So the question is "Separate SDKs" required for w2k in MSVC build ? - TODO: resolve later, may by configure :-/. For now python code will - use fake implementation and if user define appropriate value for - WINVER - the functionas from C runtime. - For details see socketmodule.c . - */ -#ifndef HAVE_GETADDRINFO -# define HAVE_GETADDRINFO -#endif -#ifndef HAVE_GETNAMEINFO -# define HAVE_GETNAMEINFO -#endif -#endif - -/* Refer to <Modules/_math.h> . - For mingw host configure detect functions described as HAVE_XXX - in _math.h but as MSVC don't define them we will undefine HAVE_XXX - too to use _Py_* replacements same as MSVC build . - */ -#undef HAVE_ACOSH -#undef HAVE_ASINH -#undef HAVE_ATANH -#undef HAVE_EXPM1 -#undef HAVE_LOG1P - -#endif /*def __MINGW32__*/ - -/* On 4.4BSD-descendants, ctype functions serves the whole range of - * wchar_t character set rather than single byte code points only. - * This characteristic can break some operations of string object - * including str.upper() and str.split() on UTF-8 locales. This - * workaround was provided by Tim Robbins of FreeBSD project. - */ - -#ifdef __FreeBSD__ -#include <osreldate.h> -#if __FreeBSD_version > 500039 -# define _PY_PORT_CTYPE_UTF8_ISSUE -#endif -#endif - - -#if defined(__APPLE__) -# define _PY_PORT_CTYPE_UTF8_ISSUE -#endif - -#ifdef _PY_PORT_CTYPE_UTF8_ISSUE -#include <ctype.h> -#include <wctype.h> -#undef isalnum -#define isalnum(c) iswalnum(btowc(c)) -#undef isalpha -#define isalpha(c) iswalpha(btowc(c)) -#undef islower -#define islower(c) iswlower(btowc(c)) -#undef isspace -#define isspace(c) iswspace(btowc(c)) -#undef isupper -#define isupper(c) iswupper(btowc(c)) -#undef tolower -#define tolower(c) towlower(btowc(c)) -#undef toupper -#define toupper(c) towupper(btowc(c)) -#endif - - -/* Declarations for symbol visibility. - - PyAPI_FUNC(type): Declares a public Python API function and return type - PyAPI_DATA(type): Declares public Python data and its type - PyMODINIT_FUNC: A Python module init function. If these functions are - inside the Python core, they are private to the core. - If in an extension module, it may be declared with - external linkage depending on the platform. - - As a number of platforms support/require "__declspec(dllimport/dllexport)", - we support a HAVE_DECLSPEC_DLL macro to save duplication. -*/ - -/* - MSVC windows port is handled in PC/pyconfig.h. - - BeOS, mingw32 and cygwin use autoconf and require special - linkage handling and all of these use __declspec(). -*/ -#if defined(__CYGWIN__) || defined(__MINGW32__) || defined(__BEOS__) -# define HAVE_DECLSPEC_DLL -#endif - -/* only get special linkage if built as shared or platform is Cygwin */ -#if defined(Py_ENABLE_SHARED) || defined(__CYGWIN__) -# if defined(HAVE_DECLSPEC_DLL) -# ifdef Py_BUILD_CORE -# define PyAPI_FUNC(RTYPE) __declspec(dllexport) RTYPE -# define PyAPI_DATA(RTYPE) extern __declspec(dllexport) RTYPE - /* module init functions inside the core need no external linkage */ - /* except for Cygwin to handle embedding (FIXME: BeOS too?) */ -# if defined(__CYGWIN__) -# define PyMODINIT_FUNC __declspec(dllexport) void -# else /* __CYGWIN__ */ -# define PyMODINIT_FUNC void -# endif /* __CYGWIN__ */ -# else /* Py_BUILD_CORE */ - /* Building an extension module, or an embedded situation */ - /* public Python functions and data are imported */ - /* Under Cygwin, auto-import functions to prevent compilation */ - /* failures similar to those described at the bottom of 4.1: */ - /* http://docs.python.org/extending/windows.html#a-cookbook-approach */ -# if !defined(__CYGWIN__) && !defined(__MINGW32__) -# define PyAPI_FUNC(RTYPE) __declspec(dllimport) RTYPE -# else -# define PyAPI_FUNC(RTYPE) RTYPE -# endif /* !__CYGWIN__ !__MINGW32__ */ - /* NOTE: The issue3945 "compile error in _fileio.c (cygwin)" - * was resolved with modification of code. - * This issue was resolved for gcc(mingw) with enabling auto - * import feature. Since _fileio.c problem now disappear there - * is no more reasons to avoid dllimport for gcc(mingw). - */ -# define PyAPI_DATA(RTYPE) extern __declspec(dllimport) RTYPE - /* module init functions outside the core must be exported */ -# if defined(__cplusplus) -# define PyMODINIT_FUNC extern "C" __declspec(dllexport) void -# else /* __cplusplus */ -# define PyMODINIT_FUNC __declspec(dllexport) void -# endif /* __cplusplus */ -# endif /* Py_BUILD_CORE */ -# endif /* HAVE_DECLSPEC */ -#endif /* Py_ENABLE_SHARED */ - -/* If no external linkage macros defined by now, create defaults */ -#ifndef PyAPI_FUNC -# define PyAPI_FUNC(RTYPE) RTYPE -#endif -#ifndef PyAPI_DATA -# define PyAPI_DATA(RTYPE) extern RTYPE -#endif -#ifndef PyMODINIT_FUNC -# if defined(__cplusplus) -# define PyMODINIT_FUNC extern "C" void -# else /* __cplusplus */ -# define PyMODINIT_FUNC void -# endif /* __cplusplus */ -#endif - -/* Deprecated DL_IMPORT and DL_EXPORT macros */ -#if defined(Py_ENABLE_SHARED) && defined (HAVE_DECLSPEC_DLL) -# if defined(Py_BUILD_CORE) -# define DL_IMPORT(RTYPE) __declspec(dllexport) RTYPE -# define DL_EXPORT(RTYPE) __declspec(dllexport) RTYPE -# else -# define DL_IMPORT(RTYPE) __declspec(dllimport) RTYPE -# define DL_EXPORT(RTYPE) __declspec(dllexport) RTYPE -# endif -#endif -#ifndef DL_EXPORT -# define DL_EXPORT(RTYPE) RTYPE -#endif -#ifndef DL_IMPORT -# define DL_IMPORT(RTYPE) RTYPE -#endif -/* End of deprecated DL_* macros */ - -/* If the fd manipulation macros aren't defined, - here is a set that should do the job */ - -#if 0 /* disabled and probably obsolete */ - -#ifndef FD_SETSIZE -#define FD_SETSIZE 256 -#endif - -#ifndef FD_SET - -typedef long fd_mask; - -#define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */ -#ifndef howmany -#define howmany(x, y) (((x)+((y)-1))/(y)) -#endif /* howmany */ - -typedef struct fd_set { - fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)]; -} fd_set; - -#define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) -#define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) -#define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) -#define FD_ZERO(p) memset((char *)(p), '\0', sizeof(*(p))) - -#endif /* FD_SET */ - -#endif /* fd manipulation macros */ - - -/* limits.h constants that may be missing */ - -#ifndef INT_MAX -#define INT_MAX 2147483647 -#endif - -#ifndef LONG_MAX -#if SIZEOF_LONG == 4 -#define LONG_MAX 0X7FFFFFFFL -#elif SIZEOF_LONG == 8 -#define LONG_MAX 0X7FFFFFFFFFFFFFFFL -#else -#error "could not set LONG_MAX in pyport.h" -#endif -#endif - -#ifndef LONG_MIN -#define LONG_MIN (-LONG_MAX-1) -#endif - -#ifndef LONG_BIT -#define LONG_BIT (8 * SIZEOF_LONG) -#endif - -#if LONG_BIT != 8 * SIZEOF_LONG -/* 04-Oct-2000 LONG_BIT is apparently (mis)defined as 64 on some recent - * 32-bit platforms using gcc. We try to catch that here at compile-time - * rather than waiting for integer multiplication to trigger bogus - * overflows. - */ -#error "LONG_BIT definition appears wrong for platform (bad gcc/glibc config?)." -#endif - -#ifdef __cplusplus -} -#endif - -/* - * Hide GCC attributes from compilers that don't support them. - */ -#if (!defined(__GNUC__) || __GNUC__ < 2 || \ - (__GNUC__ == 2 && __GNUC_MINOR__ < 7) ) && \ - !defined(RISCOS) -#define Py_GCC_ATTRIBUTE(x) -#else -#define Py_GCC_ATTRIBUTE(x) __attribute__(x) -#endif - -/* - * Add PyArg_ParseTuple format where available. - */ -#ifdef HAVE_ATTRIBUTE_FORMAT_PARSETUPLE -#define Py_FORMAT_PARSETUPLE(func,p1,p2) __attribute__((format(func,p1,p2))) -#else -#define Py_FORMAT_PARSETUPLE(func,p1,p2) -#endif - -/* - * Specify alignment on compilers that support it. - */ -#if defined(__GNUC__) && __GNUC__ >= 3 -#define Py_ALIGNED(x) __attribute__((aligned(x))) -#else -#define Py_ALIGNED(x) -#endif - -/* Eliminate end-of-loop code not reached warnings from SunPro C - * when using do{...}while(0) macros - */ -#ifdef __SUNPRO_C -#pragma error_messages (off,E_END_OF_LOOP_CODE_NOT_REACHED) -#endif - -/* - * Older Microsoft compilers don't support the C99 long long literal suffixes, - * so these will be defined in PC/pyconfig.h for those compilers. - */ -#ifndef Py_LL -#define Py_LL(x) x##LL -#endif - -#ifndef Py_ULL -#define Py_ULL(x) Py_LL(x##U) -#endif - -#endif /* Py_PYPORT_H */ |