293 lines
6.1 KiB
C++
293 lines
6.1 KiB
C++
/*
|
|
Minetest-c55
|
|
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#ifndef DEBUG_HEADER
|
|
#define DEBUG_HEADER
|
|
|
|
#include <stdio.h>
|
|
#include <jmutex.h>
|
|
#include <jmutexautolock.h>
|
|
#include <iostream>
|
|
#include "irrlichttypes.h"
|
|
#include <irrMap.h>
|
|
#include "threads.h"
|
|
#include "gettime.h"
|
|
#include "exceptions.h"
|
|
|
|
#ifdef _WIN32
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#include <windows.h>
|
|
#ifdef _MSC_VER
|
|
#include <eh.h>
|
|
#endif
|
|
#else
|
|
#endif
|
|
|
|
// Whether to catch all std::exceptions.
|
|
// Assert will be called on such an event.
|
|
// In debug mode, leave these for the debugger and don't catch them.
|
|
#ifdef NDEBUG
|
|
#define CATCH_UNHANDLED_EXCEPTIONS 1
|
|
#else
|
|
#define CATCH_UNHANDLED_EXCEPTIONS 0
|
|
#endif
|
|
|
|
/*
|
|
Debug output
|
|
*/
|
|
|
|
#define DTIME (getTimestamp()+": ")
|
|
|
|
#define DEBUGSTREAM_COUNT 2
|
|
|
|
extern FILE *g_debugstreams[DEBUGSTREAM_COUNT];
|
|
|
|
extern void debugstreams_init(bool disable_stderr, const char *filename);
|
|
extern void debugstreams_deinit();
|
|
|
|
#define DEBUGPRINT(...)\
|
|
{\
|
|
for(int i=0; i<DEBUGSTREAM_COUNT; i++)\
|
|
{\
|
|
if(g_debugstreams[i] != NULL){\
|
|
fprintf(g_debugstreams[i], __VA_ARGS__);\
|
|
fflush(g_debugstreams[i]);\
|
|
}\
|
|
}\
|
|
}
|
|
|
|
class Debugbuf : public std::streambuf
|
|
{
|
|
public:
|
|
Debugbuf(bool disable_stderr)
|
|
{
|
|
m_disable_stderr = disable_stderr;
|
|
}
|
|
|
|
int overflow(int c)
|
|
{
|
|
for(int i=0; i<DEBUGSTREAM_COUNT; i++)
|
|
{
|
|
if(g_debugstreams[i] == stderr && m_disable_stderr)
|
|
continue;
|
|
if(g_debugstreams[i] != NULL)
|
|
(void)fwrite(&c, 1, 1, g_debugstreams[i]);
|
|
//TODO: Is this slow?
|
|
fflush(g_debugstreams[i]);
|
|
}
|
|
|
|
return c;
|
|
}
|
|
std::streamsize xsputn(const char *s, std::streamsize n)
|
|
{
|
|
for(int i=0; i<DEBUGSTREAM_COUNT; i++)
|
|
{
|
|
if(g_debugstreams[i] == stderr && m_disable_stderr)
|
|
continue;
|
|
if(g_debugstreams[i] != NULL)
|
|
(void)fwrite(s, 1, n, g_debugstreams[i]);
|
|
//TODO: Is this slow?
|
|
fflush(g_debugstreams[i]);
|
|
}
|
|
|
|
return n;
|
|
}
|
|
|
|
private:
|
|
bool m_disable_stderr;
|
|
};
|
|
|
|
// This is used to redirect output to /dev/null
|
|
class Nullstream : public std::ostream {
|
|
public:
|
|
Nullstream():
|
|
std::ostream(0)
|
|
{
|
|
}
|
|
private:
|
|
};
|
|
|
|
extern Debugbuf debugbuf;
|
|
extern std::ostream dstream;
|
|
extern std::ostream dstream_no_stderr;
|
|
extern Nullstream dummyout;
|
|
|
|
/*
|
|
Assert
|
|
*/
|
|
|
|
__NORETURN extern void assert_fail(
|
|
const char *assertion, const char *file,
|
|
unsigned int line, const char *function);
|
|
|
|
#define ASSERT(expr)\
|
|
((expr)\
|
|
? (void)(0)\
|
|
: assert_fail(#expr, __FILE__, __LINE__, __FUNCTION_NAME))
|
|
|
|
#define assert(expr) ASSERT(expr)
|
|
|
|
/*
|
|
DebugStack
|
|
*/
|
|
|
|
#define DEBUG_STACK_SIZE 50
|
|
#define DEBUG_STACK_TEXT_SIZE 300
|
|
|
|
struct DebugStack
|
|
{
|
|
DebugStack(threadid_t id);
|
|
void print(FILE *file, bool everything);
|
|
void print(std::ostream &os, bool everything);
|
|
|
|
threadid_t threadid;
|
|
char stack[DEBUG_STACK_SIZE][DEBUG_STACK_TEXT_SIZE];
|
|
int stack_i; // Points to the lowest empty position
|
|
int stack_max_i; // Highest i that was seen
|
|
};
|
|
|
|
extern core::map<threadid_t, DebugStack*> g_debug_stacks;
|
|
extern JMutex g_debug_stacks_mutex;
|
|
|
|
extern void debug_stacks_init();
|
|
extern void debug_stacks_print_to(std::ostream &os);
|
|
extern void debug_stacks_print();
|
|
|
|
class DebugStacker
|
|
{
|
|
public:
|
|
DebugStacker(const char *text);
|
|
~DebugStacker();
|
|
|
|
private:
|
|
DebugStack *m_stack;
|
|
bool m_overflowed;
|
|
};
|
|
|
|
#define DSTACK(msg)\
|
|
DebugStacker __debug_stacker(msg);
|
|
|
|
#define DSTACKF(...)\
|
|
char __buf[DEBUG_STACK_TEXT_SIZE];\
|
|
snprintf(__buf,\
|
|
DEBUG_STACK_TEXT_SIZE, __VA_ARGS__);\
|
|
DebugStacker __debug_stacker(__buf);
|
|
|
|
/*
|
|
Packet counter
|
|
*/
|
|
|
|
class PacketCounter
|
|
{
|
|
public:
|
|
PacketCounter()
|
|
{
|
|
}
|
|
|
|
void add(u16 command)
|
|
{
|
|
core::map<u16, u16>::Node *n = m_packets.find(command);
|
|
if(n == NULL)
|
|
{
|
|
m_packets[command] = 1;
|
|
}
|
|
else
|
|
{
|
|
n->setValue(n->getValue()+1);
|
|
}
|
|
}
|
|
|
|
void clear()
|
|
{
|
|
for(core::map<u16, u16>::Iterator
|
|
i = m_packets.getIterator();
|
|
i.atEnd() == false; i++)
|
|
{
|
|
i.getNode()->setValue(0);
|
|
}
|
|
}
|
|
|
|
void print(std::ostream &o)
|
|
{
|
|
for(core::map<u16, u16>::Iterator
|
|
i = m_packets.getIterator();
|
|
i.atEnd() == false; i++)
|
|
{
|
|
o<<"cmd "<<i.getNode()->getKey()
|
|
<<" count "<<i.getNode()->getValue()
|
|
<<std::endl;
|
|
}
|
|
}
|
|
|
|
private:
|
|
// command, count
|
|
core::map<u16, u16> m_packets;
|
|
};
|
|
|
|
/*
|
|
These should be put into every thread
|
|
*/
|
|
|
|
#if CATCH_UNHANDLED_EXCEPTIONS == 1
|
|
#define BEGIN_PORTABLE_DEBUG_EXCEPTION_HANDLER try{
|
|
#define END_PORTABLE_DEBUG_EXCEPTION_HANDLER(logstream)\
|
|
}catch(std::exception &e){\
|
|
logstream<<"ERROR: An unhandled exception occurred: "\
|
|
<<e.what()<<std::endl;\
|
|
assert(0);\
|
|
}
|
|
#ifdef _WIN32 // Windows
|
|
#ifdef _MSC_VER // MSVC
|
|
void se_trans_func(unsigned int, EXCEPTION_POINTERS*);
|
|
|
|
class FatalSystemException : public BaseException
|
|
{
|
|
public:
|
|
FatalSystemException(const char *s):
|
|
BaseException(s)
|
|
{}
|
|
};
|
|
#define BEGIN_DEBUG_EXCEPTION_HANDLER \
|
|
BEGIN_PORTABLE_DEBUG_EXCEPTION_HANDLER\
|
|
_set_se_translator(se_trans_func);
|
|
|
|
#define END_DEBUG_EXCEPTION_HANDLER(logstream) \
|
|
END_PORTABLE_DEBUG_EXCEPTION_HANDLER(logstream)
|
|
#else // Probably mingw
|
|
#define BEGIN_DEBUG_EXCEPTION_HANDLER\
|
|
BEGIN_PORTABLE_DEBUG_EXCEPTION_HANDLER
|
|
#define END_DEBUG_EXCEPTION_HANDLER(logstream)\
|
|
END_PORTABLE_DEBUG_EXCEPTION_HANDLER(logstream)
|
|
#endif
|
|
#else // Posix
|
|
#define BEGIN_DEBUG_EXCEPTION_HANDLER\
|
|
BEGIN_PORTABLE_DEBUG_EXCEPTION_HANDLER
|
|
#define END_DEBUG_EXCEPTION_HANDLER(logstream)\
|
|
END_PORTABLE_DEBUG_EXCEPTION_HANDLER(logstream)
|
|
#endif
|
|
#else
|
|
// Dummy ones
|
|
#define BEGIN_DEBUG_EXCEPTION_HANDLER
|
|
#define END_DEBUG_EXCEPTION_HANDLER(logstream)
|
|
#endif
|
|
|
|
#endif // DEBUG_HEADER
|
|
|
|
|