diff options
Diffstat (limited to 'src/3rdparty/freetype/src/base/ftdbgmem.c')
-rw-r--r-- | src/3rdparty/freetype/src/base/ftdbgmem.c | 160 |
1 files changed, 66 insertions, 94 deletions
diff --git a/src/3rdparty/freetype/src/base/ftdbgmem.c b/src/3rdparty/freetype/src/base/ftdbgmem.c index 55cd269e1f..8fab50dd01 100644 --- a/src/3rdparty/freetype/src/base/ftdbgmem.c +++ b/src/3rdparty/freetype/src/base/ftdbgmem.c @@ -4,7 +4,7 @@ * * Memory debugger (body). * - * Copyright (C) 2001-2019 by + * Copyright (C) 2001-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -18,11 +18,11 @@ #include <ft2build.h> #include FT_CONFIG_CONFIG_H -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_MEMORY_H -#include FT_SYSTEM_H -#include FT_ERRORS_H -#include FT_TYPES_H +#include <freetype/internal/ftdebug.h> +#include <freetype/internal/ftmemory.h> +#include <freetype/ftsystem.h> +#include <freetype/fterrors.h> +#include <freetype/fttypes.h> #ifdef FT_DEBUG_MEMORY @@ -35,8 +35,8 @@ #include FT_CONFIG_STANDARD_LIBRARY_H - FT_BASE_DEF( const char* ) _ft_debug_file = NULL; - FT_BASE_DEF( long ) _ft_debug_lineno = 0; + FT_BASE_DEF( const char* ) ft_debug_file_ = NULL; + FT_BASE_DEF( long ) ft_debug_lineno_ = 0; extern void FT_DumpMemory( FT_Memory memory ); @@ -302,46 +302,6 @@ } - static FT_MemTable - ft_mem_table_new( FT_Memory memory ) - { - FT_MemTable table; - - - table = (FT_MemTable)memory->alloc( memory, sizeof ( *table ) ); - if ( !table ) - goto Exit; - - FT_ZERO( table ); - - table->size = FT_MEM_SIZE_MIN; - table->nodes = 0; - - table->memory = memory; - - table->memory_user = memory->user; - - table->alloc = memory->alloc; - table->realloc = memory->realloc; - table->free = memory->free; - - table->buckets = (FT_MemNode *) - memory->alloc( - memory, - table->size * (FT_Long)sizeof ( FT_MemNode ) ); - if ( table->buckets ) - FT_ARRAY_ZERO( table->buckets, table->size ); - else - { - memory->free( memory, table ); - table = NULL; - } - - Exit: - return table; - } - - static void ft_mem_table_destroy( FT_MemTable table ) { @@ -350,8 +310,6 @@ FT_Long leaks = 0; - FT_DumpMemory( table->memory ); - /* remove all blocks from the table, revealing leaked ones */ for ( i = 0; i < table->size; i++ ) { @@ -413,8 +371,6 @@ printf( "FreeType: maximum memory footprint = %ld\n", table->alloc_max ); - ft_mem_table_free( table, table ); - if ( leak_count > 0 ) ft_mem_debug_panic( "FreeType: %ld bytes of memory leaked in %ld blocks\n", @@ -459,8 +415,8 @@ /* cast to FT_PtrDist first since void* can be larger */ /* than FT_UInt32 and GCC 4.1.1 emits a warning */ - hash = (FT_UInt32)(FT_PtrDist)(void*)_ft_debug_file + - (FT_UInt32)( 5 * _ft_debug_lineno ); + hash = (FT_UInt32)(FT_PtrDist)(void*)ft_debug_file_ + + (FT_UInt32)( 5 * ft_debug_lineno_ ); pnode = &table->sources[hash % FT_MEM_SOURCE_BUCKETS]; for (;;) @@ -469,8 +425,8 @@ if ( !node ) break; - if ( node->file_name == _ft_debug_file && - node->line_no == _ft_debug_lineno ) + if ( node->file_name == ft_debug_file_ && + node->line_no == ft_debug_lineno_ ) goto Exit; pnode = &node->link; @@ -481,8 +437,8 @@ ft_mem_debug_panic( "not enough memory to perform memory debugging\n" ); - node->file_name = _ft_debug_file; - node->line_no = _ft_debug_lineno; + node->file_name = ft_debug_file_; + node->line_no = ft_debug_lineno_; node->cur_blocks = 0; node->max_blocks = 0; @@ -539,7 +495,7 @@ "org=%s:%d new=%s:%d\n", node->address, node->size, FT_FILENAME( node->source->file_name ), node->source->line_no, - FT_FILENAME( _ft_debug_file ), _ft_debug_lineno ); + FT_FILENAME( ft_debug_file_ ), ft_debug_lineno_ ); } } @@ -621,10 +577,12 @@ if ( node->size < 0 ) ft_mem_debug_panic( - "freeing memory block at %p more than once at (%s:%ld)\n" - "block allocated at (%s:%ld) and released at (%s:%ld)", + "freeing memory block at %p more than once\n" + " at (%s:%ld)!\n" + " Block was allocated at (%s:%ld)\n" + " and released at (%s:%ld).", address, - FT_FILENAME( _ft_debug_file ), _ft_debug_lineno, + FT_FILENAME( ft_debug_file_ ), ft_debug_lineno_, FT_FILENAME( node->source->file_name ), node->source->line_no, FT_FILENAME( node->free_file_name ), node->free_line_no ); @@ -646,8 +604,8 @@ /* we simply invert the node's size to indicate that the node */ /* was freed. */ node->size = -node->size; - node->free_file_name = _ft_debug_file; - node->free_line_no = _ft_debug_lineno; + node->free_file_name = ft_debug_file_; + node->free_line_no = ft_debug_lineno_; } else { @@ -669,7 +627,7 @@ ft_mem_debug_panic( "trying to free unknown block at %p in (%s:%ld)\n", address, - FT_FILENAME( _ft_debug_file ), _ft_debug_lineno ); + FT_FILENAME( ft_debug_file_ ), ft_debug_lineno_ ); } } @@ -703,8 +661,8 @@ table->alloc_count++; } - _ft_debug_file = "<unknown>"; - _ft_debug_lineno = 0; + ft_debug_file_ = "<unknown>"; + ft_debug_lineno_ = 0; return (FT_Pointer)block; } @@ -719,8 +677,8 @@ if ( !block ) ft_mem_debug_panic( "trying to free NULL in (%s:%ld)", - FT_FILENAME( _ft_debug_file ), - _ft_debug_lineno ); + FT_FILENAME( ft_debug_file_ ), + ft_debug_lineno_ ); ft_mem_table_remove( table, (FT_Byte*)block, 0 ); @@ -729,8 +687,8 @@ table->alloc_count--; - _ft_debug_file = "<unknown>"; - _ft_debug_lineno = 0; + ft_debug_file_ = "<unknown>"; + ft_debug_lineno_ = 0; } @@ -745,8 +703,8 @@ FT_Pointer new_block; FT_Long delta; - const char* file_name = FT_FILENAME( _ft_debug_file ); - FT_Long line_no = _ft_debug_lineno; + const char* file_name = FT_FILENAME( ft_debug_file_ ); + FT_Long line_no = ft_debug_lineno_; /* unlikely, but possible */ @@ -809,8 +767,8 @@ ft_mem_table_remove( table, (FT_Byte*)block, delta ); - _ft_debug_file = "<unknown>"; - _ft_debug_lineno = 0; + ft_debug_file_ = "<unknown>"; + ft_debug_lineno_ = 0; if ( !table->keep_alive ) ft_mem_table_free( table, block ); @@ -819,17 +777,30 @@ } - extern FT_Int + extern void ft_mem_debug_init( FT_Memory memory ) { FT_MemTable table; - FT_Int result = 0; - if ( ft_getenv( "FT2_DEBUG_MEMORY" ) ) + if ( !ft_getenv( "FT2_DEBUG_MEMORY" ) ) + return; + + table = (FT_MemTable)memory->alloc( memory, sizeof ( *table ) ); + + if ( table ) { - table = ft_mem_table_new( memory ); - if ( table ) + FT_ZERO( table ); + + table->memory = memory; + table->memory_user = memory->user; + table->alloc = memory->alloc; + table->realloc = memory->realloc; + table->free = memory->free; + + ft_mem_table_resize( table ); + + if ( table->size ) { const char* p; @@ -874,33 +845,36 @@ if ( keep_alive > 0 ) table->keep_alive = 1; } - - result = 1; } + else + memory->free( memory, table ); } - return result; } extern void ft_mem_debug_done( FT_Memory memory ) { - FT_MemTable table = (FT_MemTable)memory->user; + if ( memory->free == ft_mem_debug_free ) + { + FT_MemTable table = (FT_MemTable)memory->user; - if ( table ) - { + FT_DumpMemory( memory ); + + ft_mem_table_destroy( table ); + memory->free = table->free; memory->realloc = table->realloc; memory->alloc = table->alloc; + memory->user = table->memory_user; - ft_mem_table_destroy( table ); - memory->user = NULL; + memory->free( memory, table ); } } - static int + FT_COMPARE_DEF( int ) ft_mem_source_compare( const void* p1, const void* p2 ) { @@ -920,11 +894,9 @@ extern void FT_DumpMemory( FT_Memory memory ) { - FT_MemTable table = (FT_MemTable)memory->user; - - - if ( table ) + if ( memory->free == ft_mem_debug_free ) { + FT_MemTable table = (FT_MemTable)memory->user; FT_MemSource* bucket = table->sources; FT_MemSource* limit = bucket + FT_MEM_SOURCE_BUCKETS; FT_MemSource* sources; @@ -991,7 +963,7 @@ #else /* !FT_DEBUG_MEMORY */ /* ANSI C doesn't like empty source files */ - typedef int _debug_mem_dummy; + typedef int debug_mem_dummy_; #endif /* !FT_DEBUG_MEMORY */ |