// Copyright (c) 2009 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef BASE_FORMAT_MACROS_H_ #define BASE_FORMAT_MACROS_H_ // This file defines the format macros for some integer types. // To print a 64-bit value in a portable way: // int64_t value; // printf("xyz:%" PRId64, value); // The "d" in the macro corresponds to %d; you can also use PRIu64 etc. // // For wide strings, prepend "Wide" to the macro: // int64_t value; // StringPrintf(L"xyz: %" WidePRId64, value); // // To print a size_t value in a portable way: // size_t size; // printf("xyz: %" PRIuS, size); // The "u" in the macro corresponds to %u, and S is for "size". #include #include #include "build/build_config.h" #if (BUILDFLAG(IS_POSIX) || BUILDFLAG(IS_FUCHSIA)) && \ (defined(_INTTYPES_H) || defined(_INTTYPES_H_)) && !defined(PRId64) #error "inttypes.h has already been included before this header file, but " #error "without __STDC_FORMAT_MACROS defined." #endif #if (BUILDFLAG(IS_POSIX) || BUILDFLAG(IS_FUCHSIA)) && \ !defined(__STDC_FORMAT_MACROS) #define __STDC_FORMAT_MACROS #endif #include #if BUILDFLAG(IS_WIN) #if !defined(PRId64) || !defined(PRIu64) || !defined(PRIx64) #error "inttypes.h provided by win toolchain should define these." #endif #define WidePRId64 L"I64d" #define WidePRIu64 L"I64u" #define WidePRIx64 L"I64x" #if !defined(PRIuS) #define PRIuS "Iu" #endif #elif BUILDFLAG(IS_POSIX) || BUILDFLAG(IS_FUCHSIA) // GCC will concatenate wide and narrow strings correctly, so nothing needs to // be done here. #define WidePRId64 PRId64 #define WidePRIu64 PRIu64 #define WidePRIx64 PRIx64 #if !defined(PRIuS) #define PRIuS "zu" #endif #endif // BUILDFLAG(IS_WIN) // The size of NSInteger and NSUInteger varies between 32-bit and 64-bit // architectures and Apple does not provides standard format macros and // recommends casting. This has many drawbacks, so instead define macros // for formatting those types. #if BUILDFLAG(IS_APPLE) #if defined(ARCH_CPU_64_BITS) #if !defined(PRIdNS) #define PRIdNS "ld" #endif #if !defined(PRIuNS) #define PRIuNS "lu" #endif #if !defined(PRIxNS) #define PRIxNS "lx" #endif #else // defined(ARCH_CPU_64_BITS) #if !defined(PRIdNS) #define PRIdNS "d" #endif #if !defined(PRIuNS) #define PRIuNS "u" #endif #if !defined(PRIxNS) #define PRIxNS "x" #endif #endif #endif // BUILDFLAG(IS_APPLE) #endif // BASE_FORMAT_MACROS_H_