Index: ossp-pkg/js/src/jstypes.h RCS File: /v/ossp/cvs/ossp-pkg/js/src/jstypes.h,v co -q -kk -p'1.1' '/v/ossp/cvs/ossp-pkg/js/src/jstypes.h,v' | diff -u /dev/null - -L'ossp-pkg/js/src/jstypes.h' 2>/dev/null --- ossp-pkg/js/src/jstypes.h +++ - 2025-05-20 21:00:33.942475473 +0200 @@ -0,0 +1,421 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Mozilla Communicator client code, released + * March 31, 1998. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * IBM Corp. + * + * Alternatively, the contents of this file may be used under the terms of + * either of the GNU General Public License Version 2 or later (the "GPL"), + * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* +** File: jstypes.h +** Description: Definitions of NSPR's basic types +** +** Prototypes and macros used to make up for deficiencies in ANSI environments +** that we have found. +** +** Since we do not wrap and all the other standard headers, authors +** of portable code will not know in general that they need these definitions. +** Instead of requiring these authors to find the dependent uses in their code +** and take the following steps only in those C files, we take steps once here +** for all C files. +**/ + +#ifndef jstypes_h___ +#define jstypes_h___ + +#include + +/*********************************************************************** +** MACROS: JS_EXTERN_API +** JS_EXPORT_API +** DESCRIPTION: +** These are only for externally visible routines and globals. For +** internal routines, just use "extern" for type checking and that +** will not export internal cross-file or forward-declared symbols. +** Define a macro for declaring procedures return types. We use this to +** deal with windoze specific type hackery for DLL definitions. Use +** JS_EXTERN_API when the prototype for the method is declared. Use +** JS_EXPORT_API for the implementation of the method. +** +** Example: +** in dowhim.h +** JS_EXTERN_API( void ) DoWhatIMean( void ); +** in dowhim.c +** JS_EXPORT_API( void ) DoWhatIMean( void ) { return; } +** +** +***********************************************************************/ +#ifdef WIN32 +/* These also work for __MWERKS__ */ +#define JS_EXTERN_API(__type) extern __declspec(dllexport) __type +#define JS_EXPORT_API(__type) __declspec(dllexport) __type +#define JS_EXTERN_DATA(__type) extern __declspec(dllexport) __type +#define JS_EXPORT_DATA(__type) __declspec(dllexport) __type + +#define JS_DLL_CALLBACK +#define JS_STATIC_DLL_CALLBACK(__x) static __x + +#elif defined(WIN16) + +#ifdef _WINDLL +#define JS_EXTERN_API(__type) extern __type _cdecl _export _loadds +#define JS_EXPORT_API(__type) __type _cdecl _export _loadds +#define JS_EXTERN_DATA(__type) extern __type _export +#define JS_EXPORT_DATA(__type) __type _export + +#define JS_DLL_CALLBACK __cdecl __loadds +#define JS_STATIC_DLL_CALLBACK(__x) static __x CALLBACK + +#else /* this must be .EXE */ +#define JS_EXTERN_API(__type) extern __type _cdecl _export +#define JS_EXPORT_API(__type) __type _cdecl _export +#define JS_EXTERN_DATA(__type) extern __type _export +#define JS_EXPORT_DATA(__type) __type _export + +#define JS_DLL_CALLBACK __cdecl __loadds +#define JS_STATIC_DLL_CALLBACK(__x) __x JS_DLL_CALLBACK +#endif /* _WINDLL */ + +#else /* Unix */ + +#ifdef HAVE_VISIBILITY_PRAGMA +#define JS_EXTERNAL_VIS __attribute__((visibility ("default"))) +#else +#define JS_EXTERNAL_VIS +#endif + +#define JS_EXTERN_API(__type) extern JS_EXTERNAL_VIS __type +#define JS_EXPORT_API(__type) JS_EXTERNAL_VIS __type +#define JS_EXTERN_DATA(__type) extern JS_EXTERNAL_VIS __type +#define JS_EXPORT_DATA(__type) JS_EXTERNAL_VIS __type + +#define JS_DLL_CALLBACK +#define JS_STATIC_DLL_CALLBACK(__x) static __x + +#endif + +#ifdef _WIN32 +# if defined(__MWERKS__) || defined(__GNUC__) +# define JS_IMPORT_API(__x) __x +# else +# define JS_IMPORT_API(__x) __declspec(dllimport) __x +# endif +#else +# define JS_IMPORT_API(__x) JS_EXPORT_API (__x) +#endif + +#if defined(_WIN32) && !defined(__MWERKS__) +# define JS_IMPORT_DATA(__x) __declspec(dllimport) __x +#else +# define JS_IMPORT_DATA(__x) JS_EXPORT_DATA (__x) +#endif + +/* + * The linkage of JS API functions differs depending on whether the file is + * used within the JS library or not. Any source file within the JS + * interpreter should define EXPORT_JS_API whereas any client of the library + * should not. + */ +#ifdef EXPORT_JS_API +#define JS_PUBLIC_API(t) JS_EXPORT_API(t) +#define JS_PUBLIC_DATA(t) JS_EXPORT_DATA(t) +#else +#define JS_PUBLIC_API(t) JS_IMPORT_API(t) +#define JS_PUBLIC_DATA(t) JS_IMPORT_DATA(t) +#endif + +#define JS_FRIEND_API(t) JS_PUBLIC_API(t) +#define JS_FRIEND_DATA(t) JS_PUBLIC_DATA(t) + +#ifdef _WIN32 +# define JS_INLINE __inline +#elif defined(__GNUC__) +# define JS_INLINE +#else +# define JS_INLINE +#endif + +/*********************************************************************** +** MACROS: JS_BEGIN_MACRO +** JS_END_MACRO +** DESCRIPTION: +** Macro body brackets so that macros with compound statement definitions +** behave syntactically more like functions when called. +***********************************************************************/ +#define JS_BEGIN_MACRO do { +#define JS_END_MACRO } while (0) + +/*********************************************************************** +** MACROS: JS_BEGIN_EXTERN_C +** JS_END_EXTERN_C +** DESCRIPTION: +** Macro shorthands for conditional C++ extern block delimiters. +***********************************************************************/ +#ifdef __cplusplus +#define JS_BEGIN_EXTERN_C extern "C" { +#define JS_END_EXTERN_C } +#else +#define JS_BEGIN_EXTERN_C +#define JS_END_EXTERN_C +#endif + +/*********************************************************************** +** MACROS: JS_BIT +** JS_BITMASK +** DESCRIPTION: +** Bit masking macros. XXX n must be <= 31 to be portable +***********************************************************************/ +#define JS_BIT(n) ((JSUint32)1 << (n)) +#define JS_BITMASK(n) (JS_BIT(n) - 1) + +/*********************************************************************** +** MACROS: JS_PTR_TO_INT32 +** JS_PTR_TO_UINT32 +** JS_INT32_TO_PTR +** JS_UINT32_TO_PTR +** DESCRIPTION: +** Integer to pointer and pointer to integer conversion macros. +***********************************************************************/ +#define JS_PTR_TO_INT32(x) ((jsint)((char *)(x) - (char *)0)) +#define JS_PTR_TO_UINT32(x) ((jsuint)((char *)(x) - (char *)0)) +#define JS_INT32_TO_PTR(x) ((void *)((char *)0 + (jsint)(x))) +#define JS_UINT32_TO_PTR(x) ((void *)((char *)0 + (jsuint)(x))) + +/*********************************************************************** +** MACROS: JS_HOWMANY +** JS_ROUNDUP +** JS_MIN +** JS_MAX +** DESCRIPTION: +** Commonly used macros for operations on compatible types. +***********************************************************************/ +#define JS_HOWMANY(x,y) (((x)+(y)-1)/(y)) +#define JS_ROUNDUP(x,y) (JS_HOWMANY(x,y)*(y)) +#define JS_MIN(x,y) ((x)<(y)?(x):(y)) +#define JS_MAX(x,y) ((x)>(y)?(x):(y)) + +#if (defined(XP_WIN) && !defined(CROSS_COMPILE)) || defined (WINCE) +# include "jscpucfg.h" /* Use standard Mac or Windows configuration */ +#elif defined(XP_UNIX) || defined(XP_BEOS) || defined(XP_OS2) || defined(CROSS_COMPILE) +# include "jsautocfg.h" /* Use auto-detected configuration */ +# include "jsosdep.h" /* ...and platform-specific flags */ +#else +# error "Must define one of XP_BEOS, XP_OS2, XP_WIN or XP_UNIX" +#endif + +JS_BEGIN_EXTERN_C + +/************************************************************************ +** TYPES: JSUint8 +** JSInt8 +** DESCRIPTION: +** The int8 types are known to be 8 bits each. There is no type that +** is equivalent to a plain "char". +************************************************************************/ +#if JS_BYTES_PER_BYTE == 1 +typedef unsigned char JSUint8; +typedef signed char JSInt8; +#else +#error No suitable type for JSInt8/JSUint8 +#endif + +/************************************************************************ +** TYPES: JSUint16 +** JSInt16 +** DESCRIPTION: +** The int16 types are known to be 16 bits each. +************************************************************************/ +#if JS_BYTES_PER_SHORT == 2 +typedef unsigned short JSUint16; +typedef short JSInt16; +#else +#error No suitable type for JSInt16/JSUint16 +#endif + +/************************************************************************ +** TYPES: JSUint32 +** JSInt32 +** DESCRIPTION: +** The int32 types are known to be 32 bits each. +************************************************************************/ +#if JS_BYTES_PER_INT == 4 +typedef unsigned int JSUint32; +typedef int JSInt32; +#define JS_INT32(x) x +#define JS_UINT32(x) x ## U +#elif JS_BYTES_PER_LONG == 4 +typedef unsigned long JSUint32; +typedef long JSInt32; +#define JS_INT32(x) x ## L +#define JS_UINT32(x) x ## UL +#else +#error No suitable type for JSInt32/JSUint32 +#endif + +/************************************************************************ +** TYPES: JSUint64 +** JSInt64 +** DESCRIPTION: +** The int64 types are known to be 64 bits each. Care must be used when +** declaring variables of type JSUint64 or JSInt64. Different hardware +** architectures and even different compilers have varying support for +** 64 bit values. The only guaranteed portability requires the use of +** the JSLL_ macros (see jslong.h). +************************************************************************/ +#ifdef JS_HAVE_LONG_LONG +#if JS_BYTES_PER_LONG == 8 +typedef long JSInt64; +typedef unsigned long JSUint64; +#elif defined(WIN16) +typedef __int64 JSInt64; +typedef unsigned __int64 JSUint64; +#elif defined(WIN32) && !defined(__GNUC__) +typedef __int64 JSInt64; +typedef unsigned __int64 JSUint64; +#else +typedef long long JSInt64; +typedef unsigned long long JSUint64; +#endif /* JS_BYTES_PER_LONG == 8 */ +#else /* !JS_HAVE_LONG_LONG */ +typedef struct { +#ifdef IS_LITTLE_ENDIAN + JSUint32 lo, hi; +#else + JSUint32 hi, lo; +#endif +} JSInt64; +typedef JSInt64 JSUint64; +#endif /* !JS_HAVE_LONG_LONG */ + +/************************************************************************ +** TYPES: JSUintn +** JSIntn +** DESCRIPTION: +** The JSIntn types are most appropriate for automatic variables. They are +** guaranteed to be at least 16 bits, though various architectures may +** define them to be wider (e.g., 32 or even 64 bits). These types are +** never valid for fields of a structure. +************************************************************************/ +#if JS_BYTES_PER_INT >= 2 +typedef int JSIntn; +typedef unsigned int JSUintn; +#else +#error 'sizeof(int)' not sufficient for platform use +#endif + +/************************************************************************ +** TYPES: JSFloat64 +** DESCRIPTION: +** NSPR's floating point type is always 64 bits. +************************************************************************/ +typedef double JSFloat64; + +/************************************************************************ +** TYPES: JSSize +** DESCRIPTION: +** A type for representing the size of objects. +************************************************************************/ +typedef size_t JSSize; + +/************************************************************************ +** TYPES: JSPtrDiff +** DESCRIPTION: +** A type for pointer difference. Variables of this type are suitable +** for storing a pointer or pointer sutraction. +************************************************************************/ +typedef ptrdiff_t JSPtrdiff; + +/************************************************************************ +** TYPES: JSUptrdiff +** DESCRIPTION: +** A type for pointer difference. Variables of this type are suitable +** for storing a pointer or pointer sutraction. +************************************************************************/ +typedef unsigned long JSUptrdiff; + +/************************************************************************ +** TYPES: JSBool +** DESCRIPTION: +** Use JSBool for variables and parameter types. Use JS_FALSE and JS_TRUE +** for clarity of target type in assignments and actual arguments. Use +** 'if (bool)', 'while (!bool)', '(bool) ? x : y' etc., to test booleans +** just as you would C int-valued conditions. +************************************************************************/ +typedef JSIntn JSBool; +#define JS_TRUE (JSIntn)1 +#define JS_FALSE (JSIntn)0 + +/************************************************************************ +** TYPES: JSPackedBool +** DESCRIPTION: +** Use JSPackedBool within structs where bitfields are not desireable +** but minimum and consistant overhead matters. +************************************************************************/ +typedef JSUint8 JSPackedBool; + +/* +** A JSWord is an integer that is the same size as a void* +*/ +typedef long JSWord; +typedef unsigned long JSUword; + +#include "jsotypes.h" + +/*********************************************************************** +** MACROS: JS_LIKELY +** JS_UNLIKELY +** DESCRIPTION: +** These macros allow you to give a hint to the compiler about branch +** probability so that it can better optimize. Use them like this: +** +** if (JS_LIKELY(v == 1)) { +** ... expected code path ... +** } +** +** if (JS_UNLIKELY(v == 0)) { +** ... non-expected code path ... +** } +** +***********************************************************************/ +#if defined(__GNUC__) && (__GNUC__ > 2) +#define JS_LIKELY(x) (__builtin_expect((x), 1)) +#define JS_UNLIKELY(x) (__builtin_expect((x), 0)) +#else +#define JS_LIKELY(x) (x) +#define JS_UNLIKELY(x) (x) +#endif + +JS_END_EXTERN_C + +#endif /* jstypes_h___ */ Index: ossp-pkg/js/src/jstypes.h RCS File: /v/ossp/cvs/ossp-pkg/js/src/jstypes.h,v rcsdiff -q -kk '-r1.1' '-r1.1.1.1' -u '/v/ossp/cvs/ossp-pkg/js/src/jstypes.h,v' 2>/dev/null