1 /*

     2  * common.cc: common functions and definitions

     3  *

     4  * This file is part of Pyrit Ray Tracer.

     5  *

     6  * Copyright 2008  Radek Brich

     7  *

     8  * Permission is hereby granted, free of charge, to any person obtaining a copy

     9  * of this software and associated documentation files (the "Software"), to deal

    10  * in the Software without restriction, including without limitation the rights

    11  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

    12  * copies of the Software, and to permit persons to whom the Software is

    13  * furnished to do so, subject to the following conditions:

    14  *

    15  * The above copyright notice and this permission notice shall be included in

    16  * all copies or substantial portions of the Software.

    17  *

    18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

    19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

    20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

    21  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

    22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

    23  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

    24  * THE SOFTWARE.

    25  */

    26 

    27 #include "common.h"

    28 

    29 #include <stdarg.h>

    30 

    31 int pyrit_verbosity = 2;

    32 

    33 void dbgmsg(const int vlevel, const char *format, ...)

    34 {

    35 	static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;

    36 	if (pyrit_verbosity >= vlevel)

    37 	{

    38 		if (pyrit_verbosity >= 4)

    39 			pthread_mutex_lock(&mutex);

    40 

    41 		va_list ap;

    42 		va_start(ap, format);

    43 		vprintf(format, ap);

    44 		va_end(ap);

    45 		fflush(stdout);

    46 

    47 		if (pyrit_verbosity >= 4)

    48 			pthread_mutex_unlock(&mutex);

    49 	}

    50 }