1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __SUBCMD_HELP_H
3#define __SUBCMD_HELP_H
4
5#include <sys/types.h>
6#include <stdio.h>
7
8struct cmdnames {
9	size_t alloc;
10	size_t cnt;
11	struct cmdname {
12		size_t len; /* also used for similarity index in help.c */
13		char name[];
14	} **names;
15};
16
17static inline void mput_char(char c, unsigned int num)
18{
19	while(num--)
20		putchar(c);
21}
22
23void load_command_list(const char *prefix,
24		struct cmdnames *main_cmds,
25		struct cmdnames *other_cmds);
26void add_cmdname(struct cmdnames *cmds, const char *name, size_t len);
27void clean_cmdnames(struct cmdnames *cmds);
28int cmdname_compare(const void *a, const void *b);
29void uniq(struct cmdnames *cmds);
30/* Here we require that excludes is a sorted list. */
31void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes);
32int is_in_cmdlist(struct cmdnames *c, const char *s);
33void list_commands(const char *title, struct cmdnames *main_cmds,
34		   struct cmdnames *other_cmds);
35
36#endif /* __SUBCMD_HELP_H */
37