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Diffstat (limited to 'Include/pymacro.h')
| -rw-r--r-- | Include/pymacro.h | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/Include/pymacro.h b/Include/pymacro.h deleted file mode 100644 index c080fb1..0000000 --- a/Include/pymacro.h +++ /dev/null @@ -1,126 +0,0 @@ -#ifndef Py_PYMACRO_H -#define Py_PYMACRO_H - -/* Minimum value between x and y */ -#define Py_MIN(x, y) (((x) > (y)) ? (y) : (x)) - -/* Maximum value between x and y */ -#define Py_MAX(x, y) (((x) > (y)) ? (x) : (y)) - -/* Absolute value of the number x */ -#define Py_ABS(x) ((x) < 0 ? -(x) : (x)) - -#define _Py_XSTRINGIFY(x) #x - -/* Convert the argument to a string. For example, Py_STRINGIFY(123) is replaced - with "123" by the preprocessor. Defines are also replaced by their value. - For example Py_STRINGIFY(__LINE__) is replaced by the line number, not - by "__LINE__". */ -#define Py_STRINGIFY(x) _Py_XSTRINGIFY(x) - -/* Get the size of a structure member in bytes */ -#define Py_MEMBER_SIZE(type, member) sizeof(((type *)0)->member) - -/* Argument must be a char or an int in [-128, 127] or [0, 255]. */ -#define Py_CHARMASK(c) ((unsigned char)((c) & 0xff)) - -/* Assert a build-time dependency, as an expression. - - Your compile will fail if the condition isn't true, or can't be evaluated - by the compiler. This can be used in an expression: its value is 0. - - Example: - - #define foo_to_char(foo) \ - ((char *)(foo) \ - + Py_BUILD_ASSERT_EXPR(offsetof(struct foo, string) == 0)) - - Written by Rusty Russell, public domain, http://ccodearchive.net/ */ -#define Py_BUILD_ASSERT_EXPR(cond) \ - (sizeof(char [1 - 2*!(cond)]) - 1) - -#define Py_BUILD_ASSERT(cond) do { \ - (void)Py_BUILD_ASSERT_EXPR(cond); \ - } while(0) - -/* Get the number of elements in a visible array - - This does not work on pointers, or arrays declared as [], or function - parameters. With correct compiler support, such usage will cause a build - error (see Py_BUILD_ASSERT_EXPR). - - Written by Rusty Russell, public domain, http://ccodearchive.net/ - - Requires at GCC 3.1+ */ -#if (defined(__GNUC__) && !defined(__STRICT_ANSI__) && \ - (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1)) || (__GNUC__ >= 4))) -/* Two gcc extensions. - &a[0] degrades to a pointer: a different type from an array */ -#define Py_ARRAY_LENGTH(array) \ - (sizeof(array) / sizeof((array)[0]) \ - + Py_BUILD_ASSERT_EXPR(!__builtin_types_compatible_p(typeof(array), \ - typeof(&(array)[0])))) -#else -#define Py_ARRAY_LENGTH(array) \ - (sizeof(array) / sizeof((array)[0])) -#endif - - -/* Define macros for inline documentation. */ -#define PyDoc_VAR(name) static const char name[] -#define PyDoc_STRVAR(name,str) PyDoc_VAR(name) = PyDoc_STR(str) -#ifdef WITH_DOC_STRINGS -#define PyDoc_STR(str) str -#else -#define PyDoc_STR(str) "" -#endif - -/* Below "a" is a power of 2. */ -/* Round down size "n" to be a multiple of "a". */ -#define _Py_SIZE_ROUND_DOWN(n, a) ((size_t)(n) & ~(size_t)((a) - 1)) -/* Round up size "n" to be a multiple of "a". */ -#define _Py_SIZE_ROUND_UP(n, a) (((size_t)(n) + \ - (size_t)((a) - 1)) & ~(size_t)((a) - 1)) -/* Round pointer "p" down to the closest "a"-aligned address <= "p". */ -#define _Py_ALIGN_DOWN(p, a) ((void *)((uintptr_t)(p) & ~(uintptr_t)((a) - 1))) -/* Round pointer "p" up to the closest "a"-aligned address >= "p". */ -#define _Py_ALIGN_UP(p, a) ((void *)(((uintptr_t)(p) + \ - (uintptr_t)((a) - 1)) & ~(uintptr_t)((a) - 1))) -/* Check if pointer "p" is aligned to "a"-bytes boundary. */ -#define _Py_IS_ALIGNED(p, a) (!((uintptr_t)(p) & (uintptr_t)((a) - 1))) - -/* Use this for unused arguments in a function definition to silence compiler - * warnings. Example: - * - * int func(int a, int Py_UNUSED(b)) { return a; } - */ -#if defined(__GNUC__) || defined(__clang__) -# define Py_UNUSED(name) _unused_ ## name __attribute__((unused)) -#else -# define Py_UNUSED(name) _unused_ ## name -#endif - -#if defined(RANDALL_WAS_HERE) -#define Py_UNREACHABLE() \ - Py_FatalError( \ - "If you're seeing this, the code is in what I thought was\n" \ - "an unreachable state.\n\n" \ - "I could give you advice for what to do, but honestly, why\n" \ - "should you trust me? I clearly screwed this up. I'm writing\n" \ - "a message that should never appear, yet I know it will\n" \ - "probably appear someday.\n\n" \ - "On a deep level, I know I'm not up to this task.\n" \ - "I'm so sorry.\n" \ - "https://xkcd.com/2200") -#elif defined(Py_DEBUG) -#define Py_UNREACHABLE() \ - Py_FatalError( \ - "We've reached an unreachable state. Anything is possible.\n" \ - "The limits were in our heads all along. Follow your dreams.\n" \ - "https://xkcd.com/2200") -#else -#define Py_UNREACHABLE() \ - Py_FatalError("Unreachable C code path reached") -#endif - -#endif /* Py_PYMACRO_H */ |