diff options
Diffstat (limited to 'security/sandbox/chromium/base/format_macros.h')
-rw-r--r-- | security/sandbox/chromium/base/format_macros.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/security/sandbox/chromium/base/format_macros.h b/security/sandbox/chromium/base/format_macros.h new file mode 100644 index 0000000000..1279ff7816 --- /dev/null +++ b/security/sandbox/chromium/base/format_macros.h @@ -0,0 +1,97 @@ +// 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 <stddef.h> +#include <stdint.h> + +#include "build/build_config.h" + +#if (defined(OS_POSIX) || defined(OS_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 (defined(OS_POSIX) || defined(OS_FUCHSIA)) && !defined(__STDC_FORMAT_MACROS) +#define __STDC_FORMAT_MACROS +#endif + +#include <inttypes.h> + +#if defined(OS_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 defined(OS_POSIX) || defined(OS_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 // defined(OS_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 defined(OS_MACOSX) +#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 // defined(OS_MACOSX) + +#endif // BASE_FORMAT_MACROS_H_ |