scummvm/backends/platform/psp/trace.h
2014-02-18 02:39:37 +01:00

128 lines
4.1 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* 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 General Public License for more details.
*
* You should have received a copy of the GNU 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.
*
*/
// This section can only be included once
#ifndef PSP_TRACE_H
#define PSP_TRACE_H
#include "common/str.h"
#define __PSP_PRINT_TO_FILE_AND_SCREEN__
/* Choose to print to file/screen/both */
#ifdef __PSP_PRINT_TO_FILE__
#define __PSP_PRINT__(format,...) PspDebugTrace(false, format, ## __VA_ARGS__)
#elif defined(__PSP_PRINT_TO_FILE_AND_SCREEN__)
#define __PSP_PRINT__(format,...) PspDebugTrace(true, format, ## __VA_ARGS__)
#else /* default - print to screen */
#define __PSP_PRINT__(format,...) fprintf(stderr, format, ## __VA_ARGS__)
#endif /* PSP_PRINT_TO_FILE/SCREEN */
/* Error function - always print to file as well */
#define PSP_ERROR(format,...) PspDebugTrace(true, "Error in %s: " format, __PRETTY_FUNCTION__, ## __VA_ARGS__)
/* Do the indent */
#define __PSP_INDENT__ for(int _i=psp_debug_indent; _i>0; _i--) \
__PSP_PRINT__( " ")
/* always print */
#define PSP_INFO_PRINT(format,...) __PSP_PRINT__(format, ## __VA_ARGS__)
/* always print, with indent */
#define PSP_INFO_PRINT_INDENT(format,...) { __PSP_INDENT__; \
__PSP_PRINT__(format, ## __VA_ARGS__); }
void PspDebugTrace(bool alsoToScreen, const char *format, ...);
void mipsBacktrace(uint32 levels, void **addresses);
extern int psp_debug_indent;
// We use this class to print out function calls on the stack in an easy way.
//
class PSPStackDebugFuncs {
Common::String _name;
public:
PSPStackDebugFuncs(const char *name) : _name(name) {
PSP_INFO_PRINT_INDENT("++ %s\n", _name.c_str());
psp_debug_indent++;
}
~PSPStackDebugFuncs() {
psp_debug_indent--;
if (psp_debug_indent < 0)
PSP_ERROR("debug indent < 0\n");
PSP_INFO_PRINT_INDENT("-- %s\n", _name.c_str());
}
};
#endif /* PSP_TRACE_H */
// From here on, we allow multiple redefinitions
// Use these defines for debugging
//#define __PSP_PRINT_TO_FILE__
//#define __PSP_PRINT_TO_FILE_AND_SCREEN__
//#define __PSP_DEBUG_FUNCS__ /* can put this locally too */
//#define __PSP_DEBUG_PRINT__
#undef PSP_DEBUG_PRINT
#undef PSP_DEBUG_PRINT_FUNC
#undef PSP_DEBUG_PRINT_SAMELN
#undef PSP_DEBUG_DO
#undef DEBUG_ENTER_FUNC
#undef DEBUG_EXIT_FUNC
#ifdef __PSP_DEBUG_PRINT__
/* printf with indents */
#define PSP_DEBUG_PRINT_SAMELN(format,...) __PSP_PRINT__(format, ## __VA_ARGS__)
#define PSP_DEBUG_PRINT(format,...) PSP_INFO_PRINT_INDENT(format, ## __VA_ARGS__)
#define PSP_DEBUG_PRINT_FUNC(format,...) { __PSP_INDENT__; \
__PSP_PRINT__("In %s: " format, __PRETTY_FUNCTION__, ## __VA_ARGS__); }
#define PSP_DEBUG_DO(x) (x)
#else /* no debug print */
#define PSP_DEBUG_PRINT_SAMELN(format,...)
#define PSP_DEBUG_PRINT(format,...)
#define PSP_DEBUG_PRINT_FUNC(format,...)
#define PSP_DEBUG_DO(x)
#endif /* __PSP_DEBUG_PRINT__ */
/* We don't need anything but this line at the beginning of each function to debug function calls */
/* Debugging function calls */
#ifdef __PSP_DEBUG_FUNCS__
#define DEBUG_ENTER_FUNC() volatile PSPStackDebugFuncs __foo(__PRETTY_FUNCTION__)
#else /* Don't debug function calls */
#define DEBUG_ENTER_FUNC()
#endif /* __PSP_DEBUG_FUNCS__ */
// Undef the main defines for next time
#undef __PSP_PRINT_TO_FILE__
#undef __PSP_PRINT_TO_FILE_AND_SCREEN__
#undef __PSP_DEBUG_FUNCS__
#undef __PSP_DEBUG_PRINT__