497 lines
8.7 KiB
C++
497 lines
8.7 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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{
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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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{
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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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if (cmdline)
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{
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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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{
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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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else
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dwCreationFlags = DETACHED_PROCESS | NORMAL_PRIORITY_CLASS;
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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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{
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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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{
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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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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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{
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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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{
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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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{
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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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{
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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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{
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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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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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{
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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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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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{
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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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{
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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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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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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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{
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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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{
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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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{
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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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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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return path;
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}
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inline unsigned int filename_get_base_length(const char* filename)
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{
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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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{
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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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{
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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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{
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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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{
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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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else
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*dst = *src;
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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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{
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if (pStr)
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{
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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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{
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if (pStr)
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{
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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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{
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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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{
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return l;
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}
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int LittleLong (int l)
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{
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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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{
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return l;
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}
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float LittleFloat (float l)
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{
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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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{
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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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{
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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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{
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return l;
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}
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int BigLong (int l)
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{
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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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{
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return l;
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}
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float BigFloat (float l)
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{
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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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{
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return l;
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}
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#endif
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