2 * This file is part of libFirm.
3 * Copyright (C) 2012 IPD Goos, Universit"at Karlsruhe, Germany
9 * Something to which can be appended.
10 * @author Sebastian Hack
14 #ifndef _LIBCORE_APPENDABLE_H
15 #define _LIBCORE_APPENDABLE_H
19 struct lc_appendable_funcs_t;
21 typedef struct lc_appendable_t {
25 const struct lc_appendable_funcs_t *app;
28 typedef struct lc_appendable_funcs_t {
29 void (*init)(lc_appendable_t *obj);
30 void (*finish)(lc_appendable_t *obj);
31 int (*snadd)(lc_appendable_t *obj, const char *str, size_t len);
32 int (*chadd)(lc_appendable_t *obj, int ch);
33 } lc_appendable_funcs_t;
35 #define lc_appendable_snadd(obj,str,len) ((obj)->app->snadd(obj, str, len))
36 #define lc_appendable_chadd(obj,ch) ((obj)->app->chadd(obj, ch))
37 #define lc_appendable_finish(obj) ((obj)->app->finish(obj))
39 extern void lc_appendable_init(lc_appendable_t *app, const lc_appendable_funcs_t *funcs,
40 void *obj, size_t limit);
42 extern int lc_appendable_snwadd(lc_appendable_t *app, const char *str,
43 size_t len, unsigned int width, int left_just, char pad);
45 extern const lc_appendable_funcs_t *lc_appendable_file;
46 extern const lc_appendable_funcs_t *lc_appendable_string;
47 extern const lc_appendable_funcs_t *lc_appendable_obstack;