mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-11-14 00:11:09 +00:00
470 lines
8.5 KiB
C++
470 lines
8.5 KiB
C++
/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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//
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// start of shared cmdlib stuff
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//
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#include "cmdlib.h"
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#ifdef _WIN32
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#include <windows.h>
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#endif
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#if defined ( __linux__ ) || defined ( __APPLE__ )
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#include <unistd.h>
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#endif
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// FIXME TTimo this should be cleaned up ..
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// NOTE: we don't use this crap .. with the total mess of mixing win32/unix paths we need to recognize both '/' and '\\'
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#define PATHSEPERATOR '/'
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#if defined ( __linux__ ) || defined ( __APPLE__ )
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bool Q_Exec( const char *cmd, char *cmdline, const char *execdir, bool bCreateConsole ){
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char fullcmd[2048];
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char *pCmd;
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#ifdef _DEBUG
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printf( "Q_Exec damnit\n" );
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#endif
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switch ( fork() )
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{
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case -1:
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return true;
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break;
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case 0:
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// always concat the command on linux
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if ( cmd ) {
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strcpy( fullcmd, cmd );
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}
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else{
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fullcmd[0] = '\0';
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}
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if ( cmdline ) {
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strcat( fullcmd, " " );
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strcat( fullcmd, cmdline );
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}
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pCmd = fullcmd;
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while ( *pCmd == ' ' )
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pCmd++;
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#ifdef _DEBUG
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printf( "Running system...\n" );
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printf( "Command: %s\n", pCmd );
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#endif
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system( pCmd );
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#ifdef _DEBUG
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printf( "system() returned\n" );
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#endif
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_exit( 0 );
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break;
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}
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return true;
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}
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#endif
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#ifdef _WIN32
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// NOTE TTimo windows is VERY nitpicky about the syntax in CreateProcess
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bool Q_Exec( const char *cmd, char *cmdline, const char *execdir, bool bCreateConsole ){
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PROCESS_INFORMATION ProcessInformation;
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STARTUPINFO startupinfo = {0};
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DWORD dwCreationFlags;
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GetStartupInfo( &startupinfo );
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if ( bCreateConsole ) {
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dwCreationFlags = CREATE_NEW_CONSOLE | NORMAL_PRIORITY_CLASS;
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}
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else{
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dwCreationFlags = DETACHED_PROCESS | NORMAL_PRIORITY_CLASS;
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}
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const char *pCmd;
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char *pCmdline;
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pCmd = cmd;
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if ( pCmd ) {
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while ( *pCmd == ' ' )
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pCmd++;
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}
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pCmdline = cmdline;
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if ( pCmdline ) {
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while ( *pCmdline == ' ' )
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pCmdline++;
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}
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if ( CreateProcess(
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pCmd,
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pCmdline,
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NULL,
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NULL,
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FALSE,
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dwCreationFlags,
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NULL,
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execdir,
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&startupinfo,
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&ProcessInformation
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) ) {
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return true;
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}
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return false;
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}
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#endif
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#define MEM_BLOCKSIZE 4096
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void* qblockmalloc( size_t nSize ){
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void *b;
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// round up to threshold
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int nAllocSize = nSize % MEM_BLOCKSIZE;
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if ( nAllocSize > 0 ) {
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nSize += MEM_BLOCKSIZE - nAllocSize;
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}
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b = malloc( nSize + 1 );
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memset( b, 0, nSize );
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return b;
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}
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//++timo NOTE: can be replaced by g_malloc0(nSize+1) when moving to glib memory handling
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void* qmalloc( size_t nSize ){
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void *b;
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b = malloc( nSize + 1 );
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memset( b, 0, nSize );
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return b;
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}
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/*
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================
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Q_filelength
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================
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*/
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int Q_filelength( FILE *f ){
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int pos;
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int end;
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pos = ftell( f );
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fseek( f, 0, SEEK_END );
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end = ftell( f );
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fseek( f, pos, SEEK_SET );
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return end;
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}
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void DefaultExtension( char *path, char *extension ){
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char *src;
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//
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// if path doesn't have a .EXT, append extension
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// (extension should include the .)
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//
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src = path + strlen( path ) - 1;
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while ( *src != PATHSEPERATOR && src != path )
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{
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if ( *src == '.' ) {
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return; // it has an extension
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}
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src--;
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}
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strcat( path, extension );
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}
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void DefaultPath( char *path, char *basepath ){
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char temp[128];
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if ( path[0] == PATHSEPERATOR ) {
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return; // absolute path location
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}
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strcpy( temp,path );
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strcpy( path,basepath );
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strcat( path,temp );
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}
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void StripFilename( char *path ){
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int length;
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length = strlen( path ) - 1;
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while ( length > 0 && path[length] != PATHSEPERATOR )
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length--;
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path[length] = 0;
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}
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void StripExtension( char *path ){
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int length;
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length = strlen( path ) - 1;
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while ( length > 0 && path[length] != '.' )
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{
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length--;
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if ( path[length] == '/' ) {
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return; // no extension
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}
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}
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if ( length ) {
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path[length] = 0;
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}
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}
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/*
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====================
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Extract file parts
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====================
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*/
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void ExtractFilePath( const char *path, char *dest ){
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const char *src;
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src = path + strlen( path ) - 1;
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//
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// back up until a \ or the start
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//
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while ( src != path && *( src - 1 ) != '/' && *( src - 1 ) != '\\' )
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src--;
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memcpy( dest, path, src - path );
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dest[src - path] = 0;
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}
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void ExtractFileName( const char *path, char *dest ){
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const char *src;
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src = path + strlen( path ) - 1;
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//
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// back up until a \ or the start
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//
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while ( src != path && *( src - 1 ) != '/'
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&& *( src - 1 ) != '\\' )
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src--;
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while ( *src )
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{
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*dest++ = *src++;
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}
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*dest = 0;
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}
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inline const char* path_get_filename_start( const char* path ){
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{
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const char* last_forward_slash = strrchr( path, '/' );
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if ( last_forward_slash != NULL ) {
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return last_forward_slash + 1;
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}
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}
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{
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const char* last_backward_slash = strrchr( path, '\\' );
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if ( last_backward_slash != NULL ) {
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return last_backward_slash + 1;
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}
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}
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return path;
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}
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inline unsigned int filename_get_base_length( const char* filename ){
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const char* last_period = strrchr( filename, '.' );
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return ( last_period != NULL ) ? last_period - filename : strlen( filename );
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}
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void ExtractFileBase( const char *path, char *dest ){
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const char* filename = path_get_filename_start( path );
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unsigned int length = filename_get_base_length( filename );
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strncpy( dest, filename, length );
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dest[length] = '\0';
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}
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void ExtractFileExtension( const char *path, char *dest ){
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const char *src;
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src = path + strlen( path ) - 1;
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//
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// back up until a . or the start
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//
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while ( src != path && *( src - 1 ) != '.' )
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src--;
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if ( src == path ) {
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*dest = 0; // no extension
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return;
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}
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strcpy( dest,src );
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}
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void ConvertDOSToUnixName( char *dst, const char *src ){
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while ( *src )
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{
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if ( *src == '\\' ) {
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*dst = '/';
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}
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else{
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*dst = *src;
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}
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dst++; src++;
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}
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*dst = 0;
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}
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char* StrDup( char* pStr ){
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if ( pStr ) {
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return strcpy( new char[strlen( pStr ) + 1], pStr );
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}
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return NULL;
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}
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char* StrDup( const char* pStr ){
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if ( pStr ) {
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return strcpy( new char[strlen( pStr ) + 1], pStr );
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}
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return NULL;
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}
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void CreateDirectoryPath( const char *path ) {
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char base[PATH_MAX];
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char *src;
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char back;
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ExtractFilePath( path, base );
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src = base + 1;
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while ( 1 ) {
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while ( *src != '\0' && *src != '/' && *src != '\\' ) {
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src++;
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}
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if ( *src == '\0' ) {
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break;
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}
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back = *src; *src = '\0';
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Q_mkdir( base, 0755 );
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*src = back; src++;
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}
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}
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/*
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============================================================================
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BYTE ORDER FUNCTIONS
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============================================================================
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*/
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#ifdef _SGI_SOURCE
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#define __BIG_ENDIAN__
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#endif
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#ifdef __BIG_ENDIAN__
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short LittleShort( short l ){
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byte b1,b2;
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b1 = l & 255;
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b2 = ( l >> 8 ) & 255;
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return ( b1 << 8 ) + b2;
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}
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short BigShort( short l ){
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return l;
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}
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int LittleLong( int l ){
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byte b1,b2,b3,b4;
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b1 = l & 255;
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b2 = ( l >> 8 ) & 255;
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b3 = ( l >> 16 ) & 255;
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b4 = ( l >> 24 ) & 255;
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return ( (int)b1 << 24 ) + ( (int)b2 << 16 ) + ( (int)b3 << 8 ) + b4;
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}
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int BigLong( int l ){
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return l;
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}
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float LittleFloat( float l ){
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union
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{
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byte b[4]; float f;
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} in, out;
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in.f = l;
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out.b[0] = in.b[3];
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out.b[1] = in.b[2];
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out.b[2] = in.b[1];
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out.b[3] = in.b[0];
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return out.f;
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}
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float BigFloat( float l ){
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return l;
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}
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#else
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short BigShort( short l ){
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byte b1,b2;
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b1 = l & 255;
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b2 = ( l >> 8 ) & 255;
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return ( b1 << 8 ) + b2;
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}
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short LittleShort( short l ){
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return l;
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}
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int BigLong( int l ){
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byte b1,b2,b3,b4;
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b1 = l & 255;
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b2 = ( l >> 8 ) & 255;
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b3 = ( l >> 16 ) & 255;
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b4 = ( l >> 24 ) & 255;
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return ( (int)b1 << 24 ) + ( (int)b2 << 16 ) + ( (int)b3 << 8 ) + b4;
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}
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int LittleLong( int l ){
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return l;
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}
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float BigFloat( float l ){
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union
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{
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byte b[4]; float f;
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} in, out;
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in.f = l;
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out.b[0] = in.b[3];
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out.b[1] = in.b[2];
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out.b[2] = in.b[1];
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out.b[3] = in.b[0];
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return out.f;
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}
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float LittleFloat( float l ){
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return l;
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}
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#endif
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