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/*
* XEvil(TM) Copyright (C) 1994,2000 Steve Hardt and Michael Judge
* http://www.xevil.com
* satan@xevil.com
*
* 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, the file "gpl.txt"; if not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA, or visit http://www.gnu.org.
*/
#include "stdafx.h"
#include "fileman.h"
#define TEMP_DEFAULT_PREPEND "~xtmp"
#define DELTA_SIZE 5
#define MAX_TEMP_FILES_DIGITS 3
#define MAX_TEMP_FILES 100
TempFileManager::TempFileManager()
:directoryname(NULL),tempfiles(NULL),
numtempfiles(0),buffersize(0)
{
}
TempFileManager::~TempFileManager()
{
cleanup();
if (directoryname)
free(directoryname);
}
/**************************
public methods
**************************/
/*
windows specific implementations
*/
void
TempFileManager::attachDirectory(const char *dirname)
{
if (!dirname)
return;
if (directoryname) {
cleanup();
free(directoryname);
}
directoryname = strdup(dirname);
CString t_string=directoryname;
t_string += TEMP_DEFAULT_PREPEND;
t_string += '*';
WIN32_FIND_DATA c_file;
/* find first .c file in current directory */
HANDLE t_handle;
if (INVALID_HANDLE_VALUE != (t_handle=FindFirstFile( t_string.GetBuffer(0), &c_file)) )
{
CString t_newfile;
if (c_file.cFileName) {
t_newfile = directoryname;
t_newfile += c_file.cFileName;
}
addName(strdup(t_newfile.GetBuffer(0)));
t_newfile.ReleaseBuffer();
/* Find the rest of the xtm files */
while( FindNextFile( t_handle,&c_file ) )
{
if (c_file.cFileName) {
t_newfile= directoryname;
t_newfile += '\\';
t_newfile+= c_file.cFileName;
}
addName(strdup(t_newfile.GetBuffer(0)));
t_newfile.ReleaseBuffer();
}
}
}
const char *
TempFileManager::getTempFileByIndex( int index )
{
if ((index < numtempfiles) && (index >=0)) {
return tempfiles[index];
}
return NULL;
}
/*
delete all files in tempfiles list
leave directory name alone.
*/
void
TempFileManager::cleanup()
{
for (int i=0;i < numtempfiles; i++)
{
try
{
CFile::Remove(tempfiles[i]);
}
catch (CFileException*)
{
// assert(0); commented hardts
}
free (tempfiles[i]);
}
if (tempfiles)
free (tempfiles);
tempfiles = NULL;
numtempfiles = 0;
buffersize = 0;
}
const char *
TempFileManager::newTempFileName(const char *ext)
{
if (!directoryname || !ext)
return NULL;
CString buffer;
UINT t_result = GetTempFileName(directoryname,TEMP_DEFAULT_PREPEND, TRUE, buffer.GetBuffer(MAX_PATH));
buffer.ReleaseBuffer();
buffer = buffer.Left(buffer.ReverseFind('.')+1);
buffer += ext;
if (!t_result)
return NULL;
addName(strdup(buffer.GetBuffer(0)));
return tempfiles[numtempfiles-1];
}
/**************************
helper methods
**************************/
void
TempFileManager::addName( char *name )
{
if (!tempfiles)
{
tempfiles = (char **) malloc(DELTA_SIZE * (sizeof (char *)));
if (!tempfiles)
return;
buffersize = DELTA_SIZE;
}
else if (numtempfiles >= buffersize)
{
char **t_tempfiles = (char **) realloc(tempfiles,(buffersize+DELTA_SIZE) * (sizeof (char *)));
if (!t_tempfiles)
return;
tempfiles = t_tempfiles;
buffersize += DELTA_SIZE;
}
if (numtempfiles > MAX_TEMP_FILES)
{
cleanup();
return;
}
tempfiles[numtempfiles ++] = name;
}
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