static void
pumpLogMessages( FILE * logfile )
{
const tr_msg_list * l;
tr_msg_list * list = tr_getQueuedMessages( );
for( l=list; l!=NULL; l=l->next )
printMessage( logfile, l->level, l->name, l->message, l->file, l->line );
tr_freeMessageList( list );
}
void
tr_msg( const char * file, int line,
tr_msg_level level,
const char * name,
const char * fmt, ... )
{
const int err = errno; /* message logging shouldn't affect errno */
char buf[1024];
va_list ap;
tr_lockLock( getMessageLock( ) );
/* build the text message */
*buf = '\0';
va_start( ap, fmt );
evutil_vsnprintf( buf, sizeof( buf ), fmt, ap );
va_end( ap );
OutputDebugString( buf );
if( *buf )
{
if( messageQueuing )
{
tr_msg_list * newmsg;
newmsg = tr_new0( tr_msg_list, 1 );
newmsg->level = level;
newmsg->when = tr_time( );
newmsg->message = tr_strdup( buf );
newmsg->file = file;
newmsg->line = line;
newmsg->name = tr_strdup( name );
*messageQueueTail = newmsg;
messageQueueTail = &newmsg->next;
++messageQueueCount;
if( messageQueueCount > TR_MAX_MSG_LOG )
{
tr_msg_list * old = messageQueue;
messageQueue = old->next;
old->next = NULL;
tr_freeMessageList(old);
--messageQueueCount;
assert( messageQueueCount == TR_MAX_MSG_LOG );
}
}
else
{
char timestr[64];
FILE * fp;
fp = tr_getLog( );
if( fp == NULL )
fp = stderr;
tr_getLogTimeStr( timestr, sizeof( timestr ) );
if( name )
fprintf( fp, "[%s] %s: %s\n", timestr, name, buf );
else
fprintf( fp, "[%s] %s\n", timestr, buf );
fflush( fp );
}
}
tr_lockUnlock( getMessageLock( ) );
errno = err;
}
