diff options
Diffstat (limited to 'libraries/hoedown/include/hoedown/stack.h')
-rw-r--r-- | libraries/hoedown/include/hoedown/stack.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/libraries/hoedown/include/hoedown/stack.h b/libraries/hoedown/include/hoedown/stack.h new file mode 100644 index 00000000..bf9b439b --- /dev/null +++ b/libraries/hoedown/include/hoedown/stack.h @@ -0,0 +1,52 @@ +/* stack.h - simple stacking */ + +#ifndef HOEDOWN_STACK_H +#define HOEDOWN_STACK_H + +#include <stddef.h> + +#ifdef __cplusplus +extern "C" { +#endif + + +/********* + * TYPES * + *********/ + +struct hoedown_stack { + void **item; + size_t size; + size_t asize; +}; +typedef struct hoedown_stack hoedown_stack; + + +/************* + * FUNCTIONS * + *************/ + +/* hoedown_stack_init: initialize a stack */ +void hoedown_stack_init(hoedown_stack *st, size_t initial_size); + +/* hoedown_stack_uninit: free internal data of the stack */ +void hoedown_stack_uninit(hoedown_stack *st); + +/* hoedown_stack_grow: increase the allocated size to the given value */ +void hoedown_stack_grow(hoedown_stack *st, size_t neosz); + +/* hoedown_stack_push: push an item to the top of the stack */ +void hoedown_stack_push(hoedown_stack *st, void *item); + +/* hoedown_stack_pop: retrieve and remove the item at the top of the stack */ +void *hoedown_stack_pop(hoedown_stack *st); + +/* hoedown_stack_top: retrieve the item at the top of the stack */ +void *hoedown_stack_top(const hoedown_stack *st); + + +#ifdef __cplusplus +} +#endif + +#endif /** HOEDOWN_STACK_H **/ |