diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-win32-2.6.1/include/pyport.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-win32-2.6.1/include/pyport.h Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,731 @@ +#ifndef Py_PYPORT_H +#define Py_PYPORT_H + +#include "pyconfig.h" /* include for defines */ + +#ifdef HAVE_STDINT_H +#include +#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 */ + +/* 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" +# else +# error "This platform's pyconfig.h needs to define PY_FORMAT_SIZE_T" +# 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 + +#include /* Moved here from the math section, before extern "C" */ + +/******************************************** + * WRAPPER FOR and/or * + ********************************************/ + +#ifdef TIME_WITH_SYS_TIME +#include +#include +#else /* !TIME_WITH_SYS_TIME */ +#ifdef HAVE_SYS_TIME_H +#include +#else /* !HAVE_SYS_TIME_H */ +#include +#endif /* !HAVE_SYS_TIME_H */ +#endif /* !TIME_WITH_SYS_TIME */ + + +/****************************** + * WRAPPER FOR * + ******************************/ + +/* NB caller must include */ + +#ifdef HAVE_SYS_SELECT_H + +#include + +#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 exists on your platform, and + * #define HAVE_STAT_H + * if does. + */ +#ifndef DONT_HAVE_STAT +#define HAVE_STAT +#endif + +#ifndef DONT_HAVE_FSTAT +#define HAVE_FSTAT +#endif + +#ifdef RISCOS +#include +#include "unixstuff.h" +#endif + +#ifdef HAVE_SYS_STAT_H +#if defined(PYOS_OS2) && defined(PYCC_GCC) +#include +#endif +#include +#elif defined(HAVE_STAT_H) +#include +#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. + * Requirements: + * I is of basic signed type TYPE (char, short, int, long, or long long). + * TYPE is one of char, short, int, long, or long long, although long long + * must not be used except on platforms that support it. + * J is an integer >= 0 and strictly less than the number of bits in TYPE + * (because C doesn't define what happens for J outside that range either). + * Caution: + * I may be evaluated more than once. + */ +#ifdef SIGNED_RIGHT_SHIFT_ZERO_FILLS +#define Py_ARITHMETIC_RIGHT_SHIFT(TYPE, I, J) \ + ((I) < 0 ? ~((~(unsigned TYPE)(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) + +/* 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 /* 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. */ +#ifdef HAVE_SYS_TERMIO_H +#include +#endif + +#if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) +#if !defined(HAVE_PTY_H) && !defined(HAVE_LIBUTIL_H) +/* BSDI does not supply a prototype for the 'openpty' and 'forkpty' + functions, even though they are included in libutil. */ +#include +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 */ + + +/* 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 +#if __FreeBSD_version > 500039 +#include +#include +#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 +#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. +*/ + +/* + All windows ports, except cygwin, are handled in PC/pyconfig.h. + + BeOS and cygwin are the only other autoconf platform requiring special + linkage handling and both of these use __declspec(). +*/ +#if defined(__CYGWIN__) || 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 http://python.org/doc/FAQ.html#3.24 */ +# if !defined(__CYGWIN__) +# define PyAPI_FUNC(RTYPE) __declspec(dllimport) RTYPE +# endif /* !__CYGWIN__ */ +# 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 + +/* 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 */