3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
27 #if (defined(WIN32) || defined(_WIN32_WCE))
28 #define WIN32_LEAN_AND_MEAN
30 #define _WIN32_WINNT 0x0501
36 #define __NORETURN __declspec(noreturn)
37 #define __FUNCTION_NAME __FUNCTION__
39 #define __NORETURN __attribute__ ((__noreturn__))
40 #define __FUNCTION_NAME __PRETTY_FUNCTION__
43 // Whether to catch all std::exceptions.
44 // Assert will be called on such an event.
45 // In debug mode, leave these for the debugger and don't catch them.
47 #define CATCH_UNHANDLED_EXCEPTIONS 1
49 #define CATCH_UNHANDLED_EXCEPTIONS 0
56 #define DTIME (getTimestamp()+": ")
58 extern void debugstreams_init(bool disable_stderr, const char *filename);
59 extern void debugstreams_deinit();
61 // This is used to redirect output to /dev/null
62 class Nullstream : public std::ostream {
71 extern std::ostream dstream;
72 extern std::ostream dstream_no_stderr;
73 extern Nullstream dummyout;
76 Include assert.h and immediately undef assert so that it can't override
77 our assert later on. leveldb/slice.h is a notable offender.
87 __NORETURN extern void assert_fail(
88 const char *assertion, const char *file,
89 unsigned int line, const char *function);
94 : assert_fail(#expr, __FILE__, __LINE__, __FUNCTION_NAME))
96 #define assert(expr) ASSERT(expr)
98 void debug_set_exception_handler();
104 #define DEBUG_STACK_SIZE 50
105 #define DEBUG_STACK_TEXT_SIZE 300
107 extern void debug_stacks_init();
108 extern void debug_stacks_print_to(std::ostream &os);
109 extern void debug_stacks_print();
115 DebugStacker(const char *text);
123 #define DSTACK(msg) \
124 DebugStacker __debug_stacker(msg);
126 #define DSTACKF(...) \
127 char __buf[DEBUG_STACK_TEXT_SIZE]; \
128 snprintf(__buf, DEBUG_STACK_TEXT_SIZE, __VA_ARGS__); \
129 DebugStacker __debug_stacker(__buf);
132 These should be put into every thread
135 #if CATCH_UNHANDLED_EXCEPTIONS == 1
136 #define BEGIN_DEBUG_EXCEPTION_HANDLER try {
137 #define END_DEBUG_EXCEPTION_HANDLER(logstream) \
138 } catch (std::exception &e) { \
139 logstream << "ERROR: An unhandled exception occurred: " \
140 << e.what() << std::endl; \
145 #define BEGIN_DEBUG_EXCEPTION_HANDLER
146 #define END_DEBUG_EXCEPTION_HANDLER(logstream)
149 #endif // DEBUG_HEADER