1#ifndef HELP_H
2#define HELP_H
3
4#include "string-list.h"
5#include "strbuf.h"
6
7struct cmdnames {
8 int alloc;
9 int cnt;
10 struct cmdname {
11 size_t len; /* also used for similarity index in help.c */
12 char name[FLEX_ARRAY];
13 } **names;
14};
15
16static inline void mput_char(char c, unsigned int num)
17{
18 while (num--)
19 putchar(c);
20}
21
22void list_common_cmds_help(void);
23void list_all_cmds_help(void);
24void list_common_guides_help(void);
25void list_config_help(int for_human);
26
27void list_all_main_cmds(struct string_list *list);
28void list_all_other_cmds(struct string_list *list);
29void list_cmds_by_category(struct string_list *list,
30 const char *category);
31void list_cmds_by_config(struct string_list *list);
32const char *help_unknown_cmd(const char *cmd);
33void load_command_list(const char *prefix,
34 struct cmdnames *main_cmds,
35 struct cmdnames *other_cmds);
36void add_cmdname(struct cmdnames *cmds, const char *name, int len);
37/* Here we require that excludes is a sorted list. */
38void exclude_cmds(struct cmdnames *cmds, struct cmdnames *excludes);
39int is_in_cmdlist(struct cmdnames *cmds, const char *name);
40void list_commands(unsigned int colopts, struct cmdnames *main_cmds, struct cmdnames *other_cmds);
41
42/*
43 * call this to die(), when it is suspected that the user mistyped a
44 * ref to the command, to give suggested "correct" refs.
45 */
46void help_unknown_ref(const char *ref, const char *cmd, const char *error);
47
48static inline void list_config_item(struct string_list *list,
49 const char *prefix,
50 const char *str)
51{
52 string_list_append_nodup(list, xstrfmt("%s.%s", prefix, str));
53}
54
55#define define_list_config_array(array) \
56void list_config_##array(struct string_list *list, const char *prefix) \
57{ \
58 int i; \
59 for (i = 0; i < ARRAY_SIZE(array); i++) \
60 if (array[i]) \
61 list_config_item(list, prefix, array[i]); \
62} \
63struct string_list
64
65#define define_list_config_array_extra(array, values) \
66void list_config_##array(struct string_list *list, const char *prefix) \
67{ \
68 int i; \
69 static const char *extra[] = values; \
70 for (i = 0; i < ARRAY_SIZE(extra); i++) \
71 list_config_item(list, prefix, extra[i]); \
72 for (i = 0; i < ARRAY_SIZE(array); i++) \
73 if (array[i]) \
74 list_config_item(list, prefix, array[i]); \
75} \
76struct string_list
77
78/* These are actually scattered over many C files */
79void list_config_advices(struct string_list *list, const char *prefix);
80void list_config_color_branch_slots(struct string_list *list, const char *prefix);
81void list_config_color_decorate_slots(struct string_list *list, const char *prefix);
82void list_config_color_diff_slots(struct string_list *list, const char *prefix);
83void list_config_color_grep_slots(struct string_list *list, const char *prefix);
84void list_config_color_interactive_slots(struct string_list *list, const char *prefix);
85void list_config_color_status_slots(struct string_list *list, const char *prefix);
86void list_config_color_sideband_slots(struct string_list *list, const char *prefix);
87void list_config_fsck_msg_ids(struct string_list *list, const char *prefix);
88
89#endif /* HELP_H */