162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci#ifndef __SUBCMD_HELP_H
362306a36Sopenharmony_ci#define __SUBCMD_HELP_H
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <sys/types.h>
662306a36Sopenharmony_ci#include <stdio.h>
762306a36Sopenharmony_ci
862306a36Sopenharmony_cistruct cmdnames {
962306a36Sopenharmony_ci	size_t alloc;
1062306a36Sopenharmony_ci	size_t cnt;
1162306a36Sopenharmony_ci	struct cmdname {
1262306a36Sopenharmony_ci		size_t len; /* also used for similarity index in help.c */
1362306a36Sopenharmony_ci		char name[];
1462306a36Sopenharmony_ci	} **names;
1562306a36Sopenharmony_ci};
1662306a36Sopenharmony_ci
1762306a36Sopenharmony_cistatic inline void mput_char(char c, unsigned int num)
1862306a36Sopenharmony_ci{
1962306a36Sopenharmony_ci	while(num--)
2062306a36Sopenharmony_ci		putchar(c);
2162306a36Sopenharmony_ci}
2262306a36Sopenharmony_ci
2362306a36Sopenharmony_civoid load_command_list(const char *prefix,
2462306a36Sopenharmony_ci		struct cmdnames *main_cmds,
2562306a36Sopenharmony_ci		struct cmdnames *other_cmds);
2662306a36Sopenharmony_civoid add_cmdname(struct cmdnames *cmds, const char *name, size_t len);
2762306a36Sopenharmony_civoid clean_cmdnames(struct cmdnames *cmds);
2862306a36Sopenharmony_ciint cmdname_compare(const void *a, const void *b);
2962306a36Sopenharmony_civoid uniq(struct cmdnames *cmds);
3062306a36Sopenharmony_ci/* Here we require that excludes is a sorted list. */
3162306a36Sopenharmony_civoid exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes);
3262306a36Sopenharmony_ciint is_in_cmdlist(struct cmdnames *c, const char *s);
3362306a36Sopenharmony_civoid list_commands(const char *title, struct cmdnames *main_cmds,
3462306a36Sopenharmony_ci		   struct cmdnames *other_cmds);
3562306a36Sopenharmony_ci
3662306a36Sopenharmony_ci#endif /* __SUBCMD_HELP_H */
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