doom3/neo/sys/linux/stack.cpp

138 lines
3.4 KiB
C++

/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code 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 3 of the License, or
(at your option) any later version.
Doom 3 Source Code 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 Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
/*
==================
Sys_ShutdownSymbols
==================
*/
void Sys_ShutdownSymbols( void ) {
}
#ifdef ID_BT_STUB
/*
==================
Sys_GetCallStack
==================
*/
void Sys_GetCallStack( address_t *callStack, const int callStackSize ) {
for ( int i = 0; i < callStackSize; i++ ) {
callStack[i] = 0;
}
}
/*
==================
Sys_GetCallStackStr
==================
*/
const char * Sys_GetCallStackStr( const address_t *callStack, const int callStackSize ) {
return "";
}
/*
==================
Sys_GetCallStackStr
==================
*/
const char * Sys_GetCallStackCurStr( int depth ) {
return "";
}
/*
==================
Sys_GetCallStackCurAddressStr
==================
*/
const char * Sys_GetCallStackCurAddressStr( int depth ) {
return "";
}
#else
#include <execinfo.h>
/*
==================
Sys_GetCallStack
==================
*/
void Sys_GetCallStack( address_t *callStack, const int callStackSize ) {
int i;
i = backtrace( (void **)callStack, callStackSize );
while( i < callStackSize ) {
callStack[i++] = 0;
}
}
/*
==================
Sys_GetCallStackStr
==================
*/
const char * Sys_GetCallStackStr( const address_t *callStack, int callStackSize ) {
static char string[MAX_STRING_CHARS*2];
char **strings;
int i;
strings = backtrace_symbols( (void **)callStack, callStackSize );
string[ 0 ] = '\0';
for ( i = 0; i < callStackSize; i++ ) {
idStr::snPrintf( string + strlen( string ), MAX_STRING_CHARS*2 - strlen( string ) - 1, "%s\n", strings[ i ] );
}
free( strings );
return string;
}
/*
==================
Sys_GetCallStackStr
==================
*/
const char * Sys_GetCallStackCurStr( int depth ) {
address_t array[ 32 ];
size_t size;
size = backtrace( (void **)array, Min( 32, depth ) );
return Sys_GetCallStackStr( array, (int)size );
}
/*
==================
Sys_GetCallStackCurAddressStr
==================
*/
const char * Sys_GetCallStackCurAddressStr( int depth ) {
return Sys_GetCallStackCurStr( depth );
}
#endif