transmission/libtransmission/utils.c

64 lines
2.0 KiB
C

/******************************************************************************
* Copyright (c) 2005 Eric Petit
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#include "transmission.h"
void tr_msg( int level, char * msg, ... )
{
char string[256];
va_list args;
static int verboseLevel = 0;
if( !verboseLevel )
{
char * env;
env = getenv( "TR_DEBUG" );
verboseLevel = env ? atoi( env ) : -1;
verboseLevel = verboseLevel ? verboseLevel : -1;
}
if( verboseLevel < 1 && level > TR_MSG_ERR )
{
return;
}
if( verboseLevel < 2 && level > TR_MSG_INF )
{
return;
}
va_start( args, msg );
vsnprintf( string, sizeof( string ), msg, args );
va_end( args );
fprintf( stderr, "%s\n", string );
}
int tr_rand( int sup )
{
static int init = 0;
if( !init )
{
srand( tr_date() );
init = 1;
}
return rand() % sup;
}