small update to the memory tester
This commit is contained in:
David Turner
parent
c60c61c684
commit
c91cfe1100
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@ -160,7 +160,7 @@ else
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#
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# The list of demonstration programs to build.
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#
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EXES := ftlint ftview fttimer compos ftstring
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EXES := ftlint ftview fttimer compos ftstring memtest
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ifneq ($(findstring $(PLATFORM),os2 unix win32),)
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EXES += ttdebug
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@ -262,6 +262,9 @@ else
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$(BIN_)ftlint$E: $(OBJ_)ftlint.$O $(FTLIB) $(COMMON_OBJ)
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$(COMMON_LINK)
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$(BIN_)memtest$E: $(OBJ_)memtest.$O $(FTLIB) $(COMMON_OBJ)
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$(COMMON_LINK)
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$(BIN_)compos$E: $(OBJ_)compos.$O $(FTLIB) $(COMMON_OBJ)
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$(COMMON_LINK)
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@ -36,7 +36,7 @@
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static char Header[128];
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static char* new_header = 0;
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static unsigned char* Text = "The quick brown fox jumps over the lazy dog";
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static char* Text = "The quick brown fox jumps over the lazy dog";
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static FT_Library library; /* the FreeType library */
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static FT_Face face; /* the font face */
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@ -382,7 +382,7 @@
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* XXX: For now, we perform a trivial conversion
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*
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*/
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static void prepare_text( const char* string )
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static void prepare_text( const unsigned char* string )
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{
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const unsigned char* p = (const unsigned char*)string;
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PGlyph glyph = glyphs;
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@ -710,7 +710,7 @@
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if (error) goto Display_Font;
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/* prepare the text to be rendered */
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prepare_text( Text );
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prepare_text( (unsigned char*)Text );
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file_loaded++;
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@ -1,20 +1,35 @@
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/* memtest.c */
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#include <freetype.h>
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#include <ftobjs.h>
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#include <freetype/freetype.h>
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#include <freetype/internal/ftobjs.h>
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#include <stdio.h>
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#include <stdlib.h>
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FT_Error error;
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EXPORT_DEF
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void FT_Default_Drivers( FT_Library library );
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FT_Library library;
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FT_Face face;
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FT_Size size;
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FT_GlyphSlot slot;
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unsigned int num_glyphs;
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int ptsize;
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int Fail;
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int Num;
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/****************************************************************************/
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/****************************************************************************/
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/****************************************************************************/
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/****************************************************************************/
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/* Our own memory allocator. To check that a single block isn't freed */
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/* several time, we simply do not call "free".. */
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#define MAX_RECORDED_BLOCKS 4096
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#define MAX_RECORDED_BLOCKS 1638400
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#define CHECK_DUPLICATES
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typedef struct MyBlock
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@ -140,34 +155,169 @@ struct FT_MemoryRec_ my_memory =
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my_realloc
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};
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int main( void )
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static void dump_mem( void )
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{
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FT_Library library;
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FT_Face face;
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int glyphIndex;
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int result;
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MyBlock* block = my_blocks + num_my_blocks-1;
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int bad = 0;
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printf( "total allocated blocks = %d\n", num_my_blocks );
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/* we scan in reverse, because transient blocks are always located */
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/* at the end of the table.. (it supposedly faster then..) */
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for ( ; block >= my_blocks; block-- )
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{
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if (block->size > 0)
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{
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fprintf( stderr, "%08lx (%6ld bytes) leaked !!\n", (long)block->base, (long)block->size );
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bad = 1;
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}
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}
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if (!bad)
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fprintf( stderr, "no leaked memory block, congratulations ;-)" );
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}
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/****************************************************************************/
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/****************************************************************************/
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/****************************************************************************/
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/****************************************************************************/
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static void Usage( char* name )
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{
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printf( "memtest: simple memory tester -- part of the FreeType project\n" );
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printf( "-------------------------------------------------------------\n" );
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printf( "\n" );
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printf( "Usage: %s ppem fontname[.ttf|.ttc] [fontname2..]\n", name );
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printf( "\n" );
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exit( 1 );
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}
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static void Panic( const char* message )
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{
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fprintf( stderr, "%s\n error code = 0x%04x\n", message, error );
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exit(1);
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}
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int main( int argc, char** argv )
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{
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int i, file_index;
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unsigned int id;
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char filename[128 + 4];
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char alt_filename[128 + 4];
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char* execname;
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char* fname;
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execname = argv[0];
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if ( argc < 3 )
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Usage( execname );
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if ( sscanf( argv[1], "%d", &ptsize ) != 1 )
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Usage( execname );
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/* Create a new library with our own memory manager */
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result = FT_New_Library( &my_memory, &library );
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error = FT_New_Library( &my_memory, &library );
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if (error) Panic( "Could not create library object" );
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/* the new library has no drivers in it, add the default ones */
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/* (implemented in ftinit.c).. */
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FT_Default_Drivers(library);
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result = FT_New_Face( library, "d:/ttf/arial.ttf", 0, &face );
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result = FT_Set_Char_Size( face, 0, 16*64, 96, 96 );
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glyphIndex = FT_Get_Char_Index( face, (int)'A' );
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/* Now check all files */
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for ( file_index = 2; file_index < argc; file_index++ )
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{
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fname = argv[file_index];
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i = strlen( fname );
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while ( i > 0 && fname[i] != '\\' && fname[i] != '/' )
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{
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if ( fname[i] == '.' )
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i = 0;
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i--;
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}
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/* memory error occurs in FT_DoneFreeType() if FT_Load_Glyph() is called */
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result = FT_Load_Glyph(face, glyphIndex, FT_LOAD_DEFAULT );
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filename[128] = '\0';
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alt_filename[128] = '\0';
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result = FT_Done_Face( face );
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strncpy( filename, fname, 128 );
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strncpy( alt_filename, fname, 128 );
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result = FT_Done_FreeType( library );
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#ifndef macintosh
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if ( i >= 0 )
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{
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strncpy( filename + strlen( filename ), ".ttf", 4 );
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strncpy( alt_filename + strlen( alt_filename ), ".ttc", 4 );
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}
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#endif
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i = strlen( filename );
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fname = filename;
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return 0;
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while ( i >= 0 )
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#ifndef macintosh
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if ( filename[i] == '/' || filename[i] == '\\' )
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#else
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if ( filename[i] == ':' )
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#endif
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{
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fname = filename + i + 1;
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i = -1;
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}
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else
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i--;
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printf( "%s: ", fname );
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/* Load face */
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error = FT_New_Face( library, filename, 0, &face );
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if (error)
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{
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if (error == FT_Err_Invalid_File_Format)
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printf( "unknown format\n" );
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else
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printf( "could not find/open file (error: %d)\n", error );
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continue;
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}
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if (error) Panic( "Could not open file" );
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num_glyphs = face->num_glyphs;
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error = FT_Set_Char_Size( face, ptsize << 6, ptsize << 6, 72, 72 );
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if (error) Panic( "Could not set character size" );
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Fail = 0;
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{
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for ( id = 0; id < num_glyphs; id++ )
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{
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error = FT_Load_Glyph( face, id, FT_LOAD_DEFAULT );
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if (error)
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{
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if ( Fail < 10 )
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printf( "glyph %4u: 0x%04x\n" , id, error );
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Fail++;
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}
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}
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}
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if ( Fail == 0 )
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printf( "OK.\n" );
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else
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if ( Fail == 1 )
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printf( "1 fail.\n" );
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else
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printf( "%d fails.\n", Fail );
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FT_Done_Face( face );
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}
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FT_Done_FreeType(library);
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dump_mem();
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exit( 0 ); /* for safety reasons */
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return 0; /* never reached */
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}
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