hello world

neo/sys/linux/stack.cpp

@@ -0,0 +1,137 @@
+/*
+===========================================================================
+
+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