diff options
Diffstat (limited to 'libfreetype/ftexcept.c')
| -rw-r--r-- | libfreetype/ftexcept.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/libfreetype/ftexcept.c b/libfreetype/ftexcept.c deleted file mode 100644 index 1b93a997..00000000 --- a/libfreetype/ftexcept.c +++ /dev/null @@ -1,197 +0,0 @@ -#include <ft2build.h> -#include FT_EXCEPT_H - - - FT_BASE_DEF( void ) - ft_cleanup_stack_init( FT_CleanupStack stack, - FT_Memory memory ) - { - stack->chunk = &stack->chunk_0; - stack->top = stack->chunk->items; - stack->limit = stack->top + FT_CLEANUP_CHUNK_SIZE; - stack->chunk_0.link = NULL; - - stack->memory = memory; - } - - - - FT_BASE_DEF( void ) - ft_cleanup_stack_done( FT_CleanupStack stack ) - { - FT_Memory memory = stack->memory; - FT_CleanupChunk chunk, next; - - for (;;) - { - chunk = stack->chunk; - if ( chunk == &stack->chunk_0 ) - break; - - stack->chunk = chunk->link; - - FT_Free( chunk, memory ); - } - - stack->memory = NULL; - } - - - - FT_BASE_DEF( void ) - ft_cleanup_stack_push( FT_CleanupStack stack, - FT_Pointer item, - FT_CleanupFunc item_func, - FT_Pointer item_data ) - { - FT_CleanupItem top; - - - FT_ASSERT( stack && stack->chunk && stack->top ); - FT_ASSERT( item && item_func ); - - top = stack->top; - - top->item = item; - top->item_func = item_func; - top->item_data = item_data; - - top ++; - - if ( top == stack->limit ) - { - FT_CleanupChunk chunk; - - chunk = FT_QAlloc( sizeof(*chunk), stack->memory ); - - chunk->link = stack->chunk; - stack->chunk = chunk; - stack->limit = chunk->items + FT_CLEANUP_CHUNK_SIZE; - top = chunk->items; - } - - stack->top = top; - } - - - - FT_BASE_DEF( void ) - ft_cleanup_stack_pop( FT_CleanupStack stack, - FT_Int destroy ) - { - FT_CleanupItem top; - - - FT_ASSERT( stack && stack->chunk && stack->top ); - top = stack->top; - - if ( top == stack->chunk->items ) - { - FT_CleanupChunk chunk; - - chunk = stack->chunk; - - if ( chunk == &stack->chunk_0 ) - { - FT_ERROR(( "cleanup.pop: empty cleanup stack !!\n" )); - ft_cleanup_throw( stack, FT_Err_EmptyCleanupStack ); - } - - chunk = chunk->link; - FT_QFree( stack->chunk, stack->memory ); - - stack->chunk = chunk; - stack->limit = chunk->items + FT_CLEANUP_CHUNK_SIZE; - top = stack->limit; - } - - top --; - - if ( destroy ) - top->item_func( top->item, top->item_data ); - - top->item = NULL; - top->item_func = NULL; - top->item_data = NULL; - - stack->top = top; - } - - - - FT_BASE_DEF( FT_CleanupItem ) - ft_cleanup_stack_peek( FT_CleanupStack stack ) - { - FT_CleanupItem top; - FT_CleanupChunk chunk; - - - FT_ASSERT( stack && stack->chunk && stack->top ); - - top = stack->top; - chunk = stack->chunk; - - if ( top > chunk->items ) - top--; - else - { - chunk = chunk->link; - top = NULL; - if ( chunk != NULL ) - top = chunk->items + FT_CLEANUP_CHUNK_SIZE - 1; - } - return top; - } - - - - FT_BASE_DEF( void ) - ft_xhandler_enter( FT_XHandler xhandler, - FT_Memory memory ) - { - FT_CleanupStack stack = FT_MEMORY__CLEANUP(memory); - - xhandler->previous = stack->xhandler; - xhandler->cleanup = stack->top; - xhandler->error = 0; - stack->xhandler = xhandler; - } - - - - FT_BASE_DEF( void ) - ft_xhandler_exit( FT_XHandler xhandler ) - { - FT_CleanupStack stack = FT_MEMORY__CLEANUP(memory); - - stack->xhandler = xhandler->previous; - xhandler->previous = NULL; - xhandler->error = error; - xhandler->cleanup = NULL; - } - - - - FT_BASE_DEF( void ) - ft_cleanup_throw( FT_CleanupStack stack, - FT_Error error ) - { - FT_XHandler xhandler = stack->xhandler; - - if ( xhandler == NULL ) - { - /* no exception handler was registered. this */ - /* means that we have an un-handled exception */ - /* the only thing we can do is _PANIC_ and */ - /* halt the current program.. */ - /* */ - FT_ERROR(( "FREETYPE PANIC: An un-handled exception occured. Program aborted" )); - ft_exit(1); - } - - /* cleanup the stack until we reach the handler's */ - /* starting stack location.. */ - - xhandler->error = error; - longmp( xhandler->jump_buffer, 1 ); - }
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