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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ | 7 #ifndef CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ |
8 #define CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ | 8 #define CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ |
9 | 9 |
10 #include <assert.h> | 10 #include <assert.h> |
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96 #endif | 96 #endif |
97 | 97 |
98 #ifndef ASSERT | 98 #ifndef ASSERT |
99 #ifndef NDEBUG | 99 #ifndef NDEBUG |
100 #define ASSERT assert | 100 #define ASSERT assert |
101 #else | 101 #else |
102 #define ASSERT(a) | 102 #define ASSERT(a) |
103 #endif | 103 #endif |
104 #endif | 104 #endif |
105 | 105 |
106 #ifndef IMMEDIATE_CRASH | |
Nico
2016/05/16 18:11:29
hm, giving this the same name as blink's macro is
hans
2016/05/16 18:22:18
Done.
| |
107 #if defined(__clang__) || defined(__GNUC__) | |
108 #define IMMEDIATE_CRASH() __builtin_trap() | |
109 #else | |
110 #define IMMEDIATE_CRASH() ((void)(*(volatile char*)0 = 0)) | |
111 #endif | |
112 #endif | |
113 | |
106 // M_PI not universally present on all platforms. | 114 // M_PI not universally present on all platforms. |
107 #define FX_PI 3.1415926535897932384626433832795f | 115 #define FX_PI 3.1415926535897932384626433832795f |
108 #define FX_BEZIER 0.5522847498308f | 116 #define FX_BEZIER 0.5522847498308f |
109 | 117 |
110 // NOTE: prevent use of the return value from snprintf() since some platforms | 118 // NOTE: prevent use of the return value from snprintf() since some platforms |
111 // have different return values (e.g. windows _vsnprintf()), and provide | 119 // have different return values (e.g. windows _vsnprintf()), and provide |
112 // versions that always NUL-terminate. | 120 // versions that always NUL-terminate. |
113 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ && _MSC_VER < 1900 | 121 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ && _MSC_VER < 1900 |
114 void FXSYS_snprintf(char* str, | 122 void FXSYS_snprintf(char* str, |
115 size_t size, | 123 size_t size, |
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326 | 334 |
327 // Prevent a function from ever being inlined, typically because we'd | 335 // Prevent a function from ever being inlined, typically because we'd |
328 // like it to appear in stack traces. | 336 // like it to appear in stack traces. |
329 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | 337 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
330 #define NEVER_INLINE __declspec(noinline) | 338 #define NEVER_INLINE __declspec(noinline) |
331 #else // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | 339 #else // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
332 #define NEVER_INLINE __attribute__((__noinline__)) | 340 #define NEVER_INLINE __attribute__((__noinline__)) |
333 #endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | 341 #endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
334 | 342 |
335 #endif // CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ | 343 #endif // CORE_FXCRT_INCLUDE_FX_SYSTEM_H_ |
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