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/*
unicap euvccam plugin
Copyright (C) 2009 Arne Caspari
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; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
FILE *g_logfp = NULL;
int g_log_modules_mask = 0xffff;
int g_log_level = 0;
void log_init( void )
{
char *tmp = getenv( "UNICAP_EUVCCAM_LOG_PATH" );
if( tmp )
g_logfp = fopen( tmp, "w" );
tmp = getenv( "UNICAP_EUVCCAM_LOG_LEVEL" );
if( tmp )
g_log_level = atoi( tmp );
tmp = getenv( "UNICAP_EUVCCAM_LOG_MODULES_MASK" );
if( tmp )
g_log_modules_mask = atoi( tmp );
}
void log_close( void )
{
if( g_logfp )
fclose( g_logfp );
g_logfp = NULL;
}
void log_message( int module, int log_level, const char *format, ... )
{
if( ( module & g_log_modules_mask ) && ( log_level > g_log_level ) ){
char message[ 128 ];
va_list ap;
va_start( ap, format );
vsnprintf( message, sizeof( message ), format, ap );
va_end( ap );
if( g_logfp ){
fwrite( message, strlen( message ), 1, g_logfp );
fflush( g_logfp );
}else{
printf( "%s", message );
}
}
}
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