Werner Lemberg
23 years ago
parent
548de419a2
commit
6b86b0b54d
6 changed files with 224 additions and 43 deletions
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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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