From 65357c8c46154de4e4eca14075bfe5523bb5fc14 Mon Sep 17 00:00:00 2001 From: Daniel Lange Date: Mon, 7 Dec 2020 10:26:01 +0100 Subject: New upstream version 3.0.3 --- Macros.h | 52 +++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 49 insertions(+), 3 deletions(-) (limited to 'Macros.h') diff --git a/Macros.h b/Macros.h index cb84b29..64aaefa 100644 --- a/Macros.h +++ b/Macros.h @@ -1,16 +1,62 @@ #ifndef HEADER_Macros #define HEADER_Macros +#include // IWYU pragma: keep + #ifndef MINIMUM -#define MINIMUM(a, b) ((a) < (b) ? (a) : (b)) +#define MINIMUM(a, b) ((a) < (b) ? (a) : (b)) #endif #ifndef MAXIMUM -#define MAXIMUM(a, b) ((a) > (b) ? (a) : (b)) +#define MAXIMUM(a, b) ((a) > (b) ? (a) : (b)) #endif #ifndef CLAMP -#define CLAMP(x, low, high) (((x) > (high)) ? (high) : MAXIMUM(x, low)) +#define CLAMP(x, low, high) (assert((low) <= (high)), ((x) > (high)) ? (high) : MAXIMUM(x, low)) +#endif + +#ifndef ARRAYSIZE +#define ARRAYSIZE(x) (sizeof(x) / sizeof((x)[0])) +#endif + +#ifndef SPACESHIP_NUMBER +#define SPACESHIP_NUMBER(a, b) (((a) > (b)) - ((a) < (b))) +#endif + +#ifndef SPACESHIP_NULLSTR +#define SPACESHIP_NULLSTR(a, b) strcmp((a) ? (a) : "", (b) ? (b) : "") +#endif + +#ifdef __GNUC__ // defined by GCC and Clang + +#define ATTR_FORMAT(type, index, check) __attribute__((format (type, index, check))) +#define ATTR_NONNULL __attribute__((nonnull)) +#define ATTR_NORETURN __attribute__((noreturn)) +#define ATTR_UNUSED __attribute__((unused)) + +#else /* __GNUC__ */ + +#define ATTR_FORMAT(type, index, check) +#define ATTR_NONNULL +#define ATTR_NORETURN +#define ATTR_UNUSED + +#endif /* __GNUC__ */ + +// ignore casts discarding const specifier, e.g. +// const char [] -> char * / void * +// const char *[2]' -> char *const * +#ifdef __clang__ +#define IGNORE_WCASTQUAL_BEGIN _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wcast-qual\"") +#define IGNORE_WCASTQUAL_END _Pragma("clang diagnostic pop") +#elif defined(__GNUC__) +#define IGNORE_WCASTQUAL_BEGIN _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") +#define IGNORE_WCASTQUAL_END _Pragma("GCC diagnostic pop") +#else +#define IGNORE_WCASTQUAL_BEGIN +#define IGNORE_WCASTQUAL_END #endif #endif -- cgit v1.2.3