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/**
* @file thfiles.cxx
* File processing module.
*/
/* Copyright (C) 2000 Stacho Mudrak
*
* $Date: $
* $RCSfile: $
* $Revision: $
*
* --------------------------------------------------------------------
* 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
* 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; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
* --------------------------------------------------------------------
*/
#include "thlogfile.h"
#include "therion.h"
#include <string.h>
thlogfile::thlogfile()
{
this->file_name = "therion.log";
this->fileh = NULL;
this->is_open = false;
this->is_warned = false;
this->is_logging = true;
}
thlogfile::~thlogfile()
{
this->close_file();
}
void thlogfile::open_file()
{
bool should_warn = false;
if ((!this->is_open) && (!this->is_warned)) {
this->fileh = fopen(this->get_file_name(),"w");
if (this->fileh == NULL) {
if (!this->is_warned) {
should_warn = true;
this->is_warned = true;
}
}
else {
this->is_open = true;
this->is_warned = false;
}
}
if (should_warn)
thwarning(("can't open log file for output -- %s",this->get_file_name()));
}
void thlogfile::close_file()
{
if (this->is_open) {
fclose(this->fileh);
this->is_open = false;
this->is_warned = false;
}
}
void thlogfile::vprintf(const char *format, va_list *args)
{
if (this->is_logging) {
if (!this->is_open)
this->open_file();
if (this->is_open) {
if (vfprintf(this->fileh, format, *args) < 0)
this->log_error();
}
}
}
void thlogfile::set_file_name(char *fname)
{
size_t fnl = strlen(fname);
if ((!this->is_open) && (fnl > 0))
this->file_name = fname;
}
const char* thlogfile::get_file_name()
{
return this->file_name;
}
void thlogfile::set_logging(bool log_io)
{
this->is_logging = log_io;
}
bool thlogfile::get_logging()
{
return(this->is_logging);
}
void thlogfile::logging_on()
{
this->is_logging = true;
}
void thlogfile::logging_off()
{
this->is_logging = false;
}
FILE * thlogfile::get_fileh()
{
if (!this->is_open)
this->open_file();
return this->fileh;
}
void thlogfile::printf(const char * format, ...)
{
va_list args;
va_start(args, format);
this->vprintf(format, &args);
va_end(args);
}
void thlogfile::log_error() {
this->close_file();
this->open_file();
this->logging_off();
fprintf(this->fileh,"error -- unable to write to log file (disk full?, insuficient permisions?)");
}
thlogfile thlog;
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