1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
21843b4e0SJosh Poimboeuf #ifndef __SUBCMD_HELP_H
31843b4e0SJosh Poimboeuf #define __SUBCMD_HELP_H
44b6ab94eSJosh Poimboeuf
54b6ab94eSJosh Poimboeuf #include <sys/types.h>
67a8ef4c4SArnaldo Carvalho de Melo #include <stdio.h>
74b6ab94eSJosh Poimboeuf
84b6ab94eSJosh Poimboeuf struct cmdnames {
94b6ab94eSJosh Poimboeuf size_t alloc;
104b6ab94eSJosh Poimboeuf size_t cnt;
114b6ab94eSJosh Poimboeuf struct cmdname {
124b6ab94eSJosh Poimboeuf size_t len; /* also used for similarity index in help.c */
134b6ab94eSJosh Poimboeuf char name[];
144b6ab94eSJosh Poimboeuf } **names;
154b6ab94eSJosh Poimboeuf };
164b6ab94eSJosh Poimboeuf
mput_char(char c,unsigned int num)174b6ab94eSJosh Poimboeuf static inline void mput_char(char c, unsigned int num)
184b6ab94eSJosh Poimboeuf {
194b6ab94eSJosh Poimboeuf while(num--)
204b6ab94eSJosh Poimboeuf putchar(c);
214b6ab94eSJosh Poimboeuf }
224b6ab94eSJosh Poimboeuf
234b6ab94eSJosh Poimboeuf void load_command_list(const char *prefix,
244b6ab94eSJosh Poimboeuf struct cmdnames *main_cmds,
254b6ab94eSJosh Poimboeuf struct cmdnames *other_cmds);
264b6ab94eSJosh Poimboeuf void add_cmdname(struct cmdnames *cmds, const char *name, size_t len);
274b6ab94eSJosh Poimboeuf void clean_cmdnames(struct cmdnames *cmds);
284b6ab94eSJosh Poimboeuf int cmdname_compare(const void *a, const void *b);
294b6ab94eSJosh Poimboeuf void uniq(struct cmdnames *cmds);
304b6ab94eSJosh Poimboeuf /* Here we require that excludes is a sorted list. */
314b6ab94eSJosh Poimboeuf void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes);
324b6ab94eSJosh Poimboeuf int is_in_cmdlist(struct cmdnames *c, const char *s);
334b6ab94eSJosh Poimboeuf void list_commands(const char *title, struct cmdnames *main_cmds,
344b6ab94eSJosh Poimboeuf struct cmdnames *other_cmds);
354b6ab94eSJosh Poimboeuf
361843b4e0SJosh Poimboeuf #endif /* __SUBCMD_HELP_H */
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