forked from minhngoc25a/freetype2
125 lines
4.4 KiB
C
125 lines
4.4 KiB
C
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/***************************************************************************/
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/* */
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/* ftdebug.c */
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/* */
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/* Debugging and logging component for Win32 (body). */
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/* */
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/* Copyright 1996-2001 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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/*************************************************************************/
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/* */
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/* This component contains various macros and functions used to ease the */
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/* debugging of the FreeType engine. Its main purpose is in assertion */
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/* checking, tracing, and error detection. */
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/* */
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/* There are now three debugging modes: */
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/* */
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/* - trace mode */
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/* */
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/* Error and trace messages are sent to the log file (which can be the */
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/* standard error output). */
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/* */
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/* - error mode */
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/* */
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/* Only error messages are generated. */
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/* */
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/* - release mode: */
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/* */
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/* No error message is sent or generated. The code is free from any */
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/* debugging parts. */
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/* */
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/*************************************************************************/
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#include <ft2build.h>
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#include FT_INTERNAL_DEBUG_H
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#ifdef FT_DEBUG_LEVEL_TRACE
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char ft_trace_levels[trace_max];
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#endif
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#if defined( FT_DEBUG_LEVEL_ERROR ) || defined( FT_DEBUG_LEVEL_TRACE )
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <windows.h>
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FT_EXPORT_DEF( void )
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FT_Message( const char* fmt, ... )
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{
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static char buf[8192];
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va_list ap;
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va_start( ap, fmt );
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vsprintf( buf, fmt, ap );
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OutputDebugStringA( buf );
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va_end( ap );
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}
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FT_EXPORT_DEF( void )
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FT_Panic( const char* fmt, ... )
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{
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static char buf[8192];
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va_list ap;
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va_start( ap, fmt );
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vsprintf( buf, fmt, ap );
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OutputDebugStringA( buf );
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va_end( ap );
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exit( EXIT_FAILURE );
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}
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#ifdef FT_DEBUG_LEVEL_TRACE
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FT_EXPORT_DEF( void )
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FT_SetTraceLevel( FT_Trace component,
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char level )
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{
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if ( component >= trace_max )
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return;
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/* if component is `trace_any', change _all_ levels at once */
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if ( component == trace_any )
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{
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int n;
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for ( n = trace_any; n < trace_max; n++ )
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ft_trace_levels[n] = level;
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}
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else /* otherwise, only change individual component */
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ft_trace_levels[component] = level;
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}
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#endif /* FT_DEBUG_LEVEL_TRACE */
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#endif /* FT_DEBUG_LEVEL_TRACE || FT_DEBUG_LEVEL_ERROR */
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/* ANSI C doesn't allow empty files, so we insert a dummy symbol */
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extern const int ft_debug_dummy;
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/* END */
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