t1300: `--unset-all` can leave an empty section behind (bug)
[git/git.git] / config.h
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1#ifndef CONFIG_H
2#define CONFIG_H
3
4/* git_config_parse_key() returns these negated: */
5#define CONFIG_INVALID_KEY 1
6#define CONFIG_NO_SECTION_OR_NAME 2
7/* git_config_set_gently(), git_config_set_multivar_gently() return the above or these: */
8#define CONFIG_NO_LOCK -1
9#define CONFIG_INVALID_FILE 3
10#define CONFIG_NO_WRITE 4
11#define CONFIG_NOTHING_SET 5
12#define CONFIG_INVALID_PATTERN 6
13#define CONFIG_GENERIC_ERROR 7
14
15#define CONFIG_REGEX_NONE ((void *)1)
16
17struct git_config_source {
18 unsigned int use_stdin:1;
19 const char *file;
20 const char *blob;
21};
22
23enum config_origin_type {
24 CONFIG_ORIGIN_BLOB,
25 CONFIG_ORIGIN_FILE,
26 CONFIG_ORIGIN_STDIN,
27 CONFIG_ORIGIN_SUBMODULE_BLOB,
28 CONFIG_ORIGIN_CMDLINE
29};
30
31struct config_options {
32 unsigned int respect_includes : 1;
a577fb5f 33 const char *commondir;
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34 const char *git_dir;
35};
36
37typedef int (*config_fn_t)(const char *, const char *, void *);
38extern int git_default_config(const char *, const char *, void *);
39extern int git_config_from_file(config_fn_t fn, const char *, void *);
40extern int git_config_from_mem(config_fn_t fn, const enum config_origin_type,
41 const char *name, const char *buf, size_t len, void *data);
cd73de47 42extern int git_config_from_blob_oid(config_fn_t fn, const char *name,
43 const struct object_id *oid, void *data);
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44extern void git_config_push_parameter(const char *text);
45extern int git_config_from_parameters(config_fn_t fn, void *data);
46extern void read_early_config(config_fn_t cb, void *data);
47extern void git_config(config_fn_t fn, void *);
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48extern int config_with_options(config_fn_t fn, void *,
49 struct git_config_source *config_source,
50 const struct config_options *opts);
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51extern int git_parse_ulong(const char *, unsigned long *);
52extern int git_parse_maybe_bool(const char *);
53extern int git_config_int(const char *, const char *);
54extern int64_t git_config_int64(const char *, const char *);
55extern unsigned long git_config_ulong(const char *, const char *);
56extern ssize_t git_config_ssize_t(const char *, const char *);
57extern int git_config_bool_or_int(const char *, const char *, int *);
58extern int git_config_bool(const char *, const char *);
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59extern int git_config_string(const char **, const char *, const char *);
60extern int git_config_pathname(const char **, const char *, const char *);
5f967424 61extern int git_config_expiry_date(timestamp_t *, const char *, const char *);
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62extern int git_config_set_in_file_gently(const char *, const char *, const char *);
63extern void git_config_set_in_file(const char *, const char *, const char *);
64extern int git_config_set_gently(const char *, const char *);
65extern void git_config_set(const char *, const char *);
66extern int git_config_parse_key(const char *, char **, int *);
67extern int git_config_key_is_valid(const char *key);
68extern int git_config_set_multivar_gently(const char *, const char *, const char *, int);
69extern void git_config_set_multivar(const char *, const char *, const char *, int);
70extern int git_config_set_multivar_in_file_gently(const char *, const char *, const char *, const char *, int);
71extern void git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int);
72extern int git_config_rename_section(const char *, const char *);
73extern int git_config_rename_section_in_file(const char *, const char *, const char *);
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74extern int git_config_copy_section(const char *, const char *);
75extern int git_config_copy_section_in_file(const char *, const char *, const char *);
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76extern const char *git_etc_gitconfig(void);
77extern int git_env_bool(const char *, int);
78extern unsigned long git_env_ulong(const char *, unsigned long);
79extern int git_config_system(void);
80extern int config_error_nonbool(const char *);
81#if defined(__GNUC__)
82#define config_error_nonbool(s) (config_error_nonbool(s), const_error())
83#endif
84
85extern int git_config_parse_parameter(const char *, config_fn_t fn, void *data);
86
87enum config_scope {
88 CONFIG_SCOPE_UNKNOWN = 0,
89 CONFIG_SCOPE_SYSTEM,
90 CONFIG_SCOPE_GLOBAL,
91 CONFIG_SCOPE_REPO,
92 CONFIG_SCOPE_CMDLINE,
93};
94
95extern enum config_scope current_config_scope(void);
96extern const char *current_config_origin_type(void);
97extern const char *current_config_name(void);
98
99struct config_include_data {
100 int depth;
101 config_fn_t fn;
102 void *data;
103 const struct config_options *opts;
104};
105#define CONFIG_INCLUDE_INIT { 0 }
106extern int git_config_include(const char *name, const char *value, void *data);
107
108/*
109 * Match and parse a config key of the form:
110 *
111 * section.(subsection.)?key
112 *
113 * (i.e., what gets handed to a config_fn_t). The caller provides the section;
114 * we return -1 if it does not match, 0 otherwise. The subsection and key
115 * out-parameters are filled by the function (and *subsection is NULL if it is
116 * missing).
117 *
118 * If the subsection pointer-to-pointer passed in is NULL, returns 0 only if
119 * there is no subsection at all.
120 */
121extern int parse_config_key(const char *var,
122 const char *section,
123 const char **subsection, int *subsection_len,
124 const char **key);
125
126struct config_set_element {
127 struct hashmap_entry ent;
128 char *key;
129 struct string_list value_list;
130};
131
132struct configset_list_item {
133 struct config_set_element *e;
134 int value_index;
135};
136
137/*
138 * the contents of the list are ordered according to their
139 * position in the config files and order of parsing the files.
140 * (i.e. key-value pair at the last position of .git/config will
141 * be at the last item of the list)
142 */
143struct configset_list {
144 struct configset_list_item *items;
145 unsigned int nr, alloc;
146};
147
148struct config_set {
149 struct hashmap config_hash;
150 int hash_initialized;
151 struct configset_list list;
152};
153
154extern void git_configset_init(struct config_set *cs);
155extern int git_configset_add_file(struct config_set *cs, const char *filename);
156extern int git_configset_get_value(struct config_set *cs, const char *key, const char **value);
157extern const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key);
158extern void git_configset_clear(struct config_set *cs);
159extern int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest);
160extern int git_configset_get_string(struct config_set *cs, const char *key, char **dest);
161extern int git_configset_get_int(struct config_set *cs, const char *key, int *dest);
162extern int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest);
163extern int git_configset_get_bool(struct config_set *cs, const char *key, int *dest);
164extern int git_configset_get_bool_or_int(struct config_set *cs, const char *key, int *is_bool, int *dest);
165extern int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest);
166extern int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest);
167
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168/* Functions for reading a repository's config */
169struct repository;
170extern void repo_config(struct repository *repo, config_fn_t fn, void *data);
171extern int repo_config_get_value(struct repository *repo,
172 const char *key, const char **value);
173extern const struct string_list *repo_config_get_value_multi(struct repository *repo,
174 const char *key);
175extern int repo_config_get_string_const(struct repository *repo,
176 const char *key, const char **dest);
177extern int repo_config_get_string(struct repository *repo,
178 const char *key, char **dest);
179extern int repo_config_get_int(struct repository *repo,
180 const char *key, int *dest);
181extern int repo_config_get_ulong(struct repository *repo,
182 const char *key, unsigned long *dest);
183extern int repo_config_get_bool(struct repository *repo,
184 const char *key, int *dest);
185extern int repo_config_get_bool_or_int(struct repository *repo,
186 const char *key, int *is_bool, int *dest);
187extern int repo_config_get_maybe_bool(struct repository *repo,
188 const char *key, int *dest);
189extern int repo_config_get_pathname(struct repository *repo,
190 const char *key, const char **dest);
191
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192/*
193 * Note: This function exists solely to maintain backward compatibility with
194 * 'fetch' and 'update_clone' storing configuration in '.gitmodules' and should
195 * NOT be used anywhere else.
196 *
197 * Runs the provided config function on the '.gitmodules' file found in the
198 * working directory.
199 */
200extern void config_from_gitmodules(config_fn_t fn, void *data);
201
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202extern int git_config_get_value(const char *key, const char **value);
203extern const struct string_list *git_config_get_value_multi(const char *key);
204extern void git_config_clear(void);
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205extern int git_config_get_string_const(const char *key, const char **dest);
206extern int git_config_get_string(const char *key, char **dest);
207extern int git_config_get_int(const char *key, int *dest);
208extern int git_config_get_ulong(const char *key, unsigned long *dest);
209extern int git_config_get_bool(const char *key, int *dest);
210extern int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest);
211extern int git_config_get_maybe_bool(const char *key, int *dest);
212extern int git_config_get_pathname(const char *key, const char **dest);
213extern int git_config_get_untracked_cache(void);
214extern int git_config_get_split_index(void);
215extern int git_config_get_max_percent_split_change(void);
883e248b 216extern int git_config_get_fsmonitor(void);
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217
218/* This dies if the configured or default date is in the future */
219extern int git_config_get_expiry(const char *key, const char **output);
220
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221/* parse either "this many days" integer, or "5.days.ago" approxidate */
222extern int git_config_get_expiry_in_days(const char *key, timestamp_t *, timestamp_t now);
223
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224struct key_value_info {
225 const char *filename;
226 int linenr;
227 enum config_origin_type origin_type;
228 enum config_scope scope;
229};
230
231extern NORETURN void git_die_config(const char *key, const char *err, ...) __attribute__((format(printf, 2, 3)));
232extern NORETURN void git_die_config_linenr(const char *key, const char *filename, int linenr);
233
234#endif /* CONFIG_H */