1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef PDFIUM_THIRD_PARTY_BASE_LOGGING_H_ 6 #define PDFIUM_THIRD_PARTY_BASE_LOGGING_H_ 7 8 #include <assert.h> 9 #include <stdlib.h> 10 11 #ifndef _WIN32 12 #define NULL_DEREF_IF_POSSIBLE \ 13 *(reinterpret_cast<volatile char*>(NULL) + 42) = 0x42; 14 #else 15 #define NULL_DEREF_IF_POSSIBLE 16 #endif 17 18 #define CHECK(condition) \ 19 if (!(condition)) { \ 20 abort(); \ 21 NULL_DEREF_IF_POSSIBLE \ 22 } 23 24 // TODO(palmer): These are quick hacks to import PartitionAlloc with minimum 25 // hassle. Look into pulling in the real DCHECK definition. It might be more 26 // than we need, or have more dependencies than we want. In the meantime, this 27 // is safe, at the cost of some performance. 28 #define DCHECK CHECK 29 #define DCHECK_EQ(x, y) CHECK((x) == (y)) 30 #define DCHECK_IS_ON() true 31 32 // TODO(palmer): Also a quick hack. IMMEDIATE_CRASH used to be simple in 33 // Chromium base/, but it got way more complicated and has lots of base/ 34 // dependencies now. Sad! 35 #define IMMEDIATE_CRASH() abort(); 36 37 #define NOTREACHED() assert(false) 38 39 #endif // PDFIUM_THIRD_PARTY_BASE_LOGGING_H_ 40