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58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/*
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*
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* debug.c
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*
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* Copyright (C) Aaron Holtzman - May 1999
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*
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* This file is part of ac3dec, a free Dolby AC-3 stream decoder.
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*
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* ac3dec is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* ac3dec is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include <stdlib.h>
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#include "debug.h"
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static int debug_level = -1;
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// Determine is debug output is required.
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// We could potentially have multiple levels of debug info
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int debug_is_on(void)
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{
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char *env_var;
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if(debug_level < 0)
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{
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env_var = getenv("AC3_DEBUG");
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if (env_var)
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{
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debug_level = 1;
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}
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else
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debug_level = 0;
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}
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return debug_level;
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}
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//If you don't have gcc, then ya don't get debug output
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#ifndef __GNUC__
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void dprintf(char fmt[],...)
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{
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int foo = 0;
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}
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#endif
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