config.hon commit config: create config.h (e67a57f)
   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;
  33        const char *git_dir;
  34};
  35
  36typedef int (*config_fn_t)(const char *, const char *, void *);
  37extern int git_default_config(const char *, const char *, void *);
  38extern int git_config_from_file(config_fn_t fn, const char *, void *);
  39extern int git_config_from_mem(config_fn_t fn, const enum config_origin_type,
  40                                        const char *name, const char *buf, size_t len, void *data);
  41extern int git_config_from_blob_sha1(config_fn_t fn, const char *name,
  42                                     const unsigned char *sha1, void *data);
  43extern void git_config_push_parameter(const char *text);
  44extern int git_config_from_parameters(config_fn_t fn, void *data);
  45extern void read_early_config(config_fn_t cb, void *data);
  46extern void git_config(config_fn_t fn, void *);
  47extern int git_config_with_options(config_fn_t fn, void *,
  48                                   struct git_config_source *config_source,
  49                                   const struct config_options *opts);
  50extern int git_parse_ulong(const char *, unsigned long *);
  51extern int git_parse_maybe_bool(const char *);
  52extern int git_config_int(const char *, const char *);
  53extern int64_t git_config_int64(const char *, const char *);
  54extern unsigned long git_config_ulong(const char *, const char *);
  55extern ssize_t git_config_ssize_t(const char *, const char *);
  56extern int git_config_bool_or_int(const char *, const char *, int *);
  57extern int git_config_bool(const char *, const char *);
  58extern int git_config_maybe_bool(const char *, const char *);
  59extern int git_config_string(const char **, const char *, const char *);
  60extern int git_config_pathname(const char **, const char *, const char *);
  61extern int git_config_set_in_file_gently(const char *, const char *, const char *);
  62extern void git_config_set_in_file(const char *, const char *, const char *);
  63extern int git_config_set_gently(const char *, const char *);
  64extern void git_config_set(const char *, const char *);
  65extern int git_config_parse_key(const char *, char **, int *);
  66extern int git_config_key_is_valid(const char *key);
  67extern int git_config_set_multivar_gently(const char *, const char *, const char *, int);
  68extern void git_config_set_multivar(const char *, const char *, const char *, int);
  69extern int git_config_set_multivar_in_file_gently(const char *, const char *, const char *, const char *, int);
  70extern void git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int);
  71extern int git_config_rename_section(const char *, const char *);
  72extern int git_config_rename_section_in_file(const char *, const char *, const char *);
  73extern const char *git_etc_gitconfig(void);
  74extern int git_env_bool(const char *, int);
  75extern unsigned long git_env_ulong(const char *, unsigned long);
  76extern int git_config_system(void);
  77extern int config_error_nonbool(const char *);
  78#if defined(__GNUC__)
  79#define config_error_nonbool(s) (config_error_nonbool(s), const_error())
  80#endif
  81
  82extern int git_config_parse_parameter(const char *, config_fn_t fn, void *data);
  83
  84enum config_scope {
  85        CONFIG_SCOPE_UNKNOWN = 0,
  86        CONFIG_SCOPE_SYSTEM,
  87        CONFIG_SCOPE_GLOBAL,
  88        CONFIG_SCOPE_REPO,
  89        CONFIG_SCOPE_CMDLINE,
  90};
  91
  92extern enum config_scope current_config_scope(void);
  93extern const char *current_config_origin_type(void);
  94extern const char *current_config_name(void);
  95
  96struct config_include_data {
  97        int depth;
  98        config_fn_t fn;
  99        void *data;
 100        const struct config_options *opts;
 101};
 102#define CONFIG_INCLUDE_INIT { 0 }
 103extern int git_config_include(const char *name, const char *value, void *data);
 104
 105/*
 106 * Match and parse a config key of the form:
 107 *
 108 *   section.(subsection.)?key
 109 *
 110 * (i.e., what gets handed to a config_fn_t). The caller provides the section;
 111 * we return -1 if it does not match, 0 otherwise. The subsection and key
 112 * out-parameters are filled by the function (and *subsection is NULL if it is
 113 * missing).
 114 *
 115 * If the subsection pointer-to-pointer passed in is NULL, returns 0 only if
 116 * there is no subsection at all.
 117 */
 118extern int parse_config_key(const char *var,
 119                            const char *section,
 120                            const char **subsection, int *subsection_len,
 121                            const char **key);
 122
 123struct config_set_element {
 124        struct hashmap_entry ent;
 125        char *key;
 126        struct string_list value_list;
 127};
 128
 129struct configset_list_item {
 130        struct config_set_element *e;
 131        int value_index;
 132};
 133
 134/*
 135 * the contents of the list are ordered according to their
 136 * position in the config files and order of parsing the files.
 137 * (i.e. key-value pair at the last position of .git/config will
 138 * be at the last item of the list)
 139 */
 140struct configset_list {
 141        struct configset_list_item *items;
 142        unsigned int nr, alloc;
 143};
 144
 145struct config_set {
 146        struct hashmap config_hash;
 147        int hash_initialized;
 148        struct configset_list list;
 149};
 150
 151extern void git_configset_init(struct config_set *cs);
 152extern int git_configset_add_file(struct config_set *cs, const char *filename);
 153extern int git_configset_get_value(struct config_set *cs, const char *key, const char **value);
 154extern const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key);
 155extern void git_configset_clear(struct config_set *cs);
 156extern int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest);
 157extern int git_configset_get_string(struct config_set *cs, const char *key, char **dest);
 158extern int git_configset_get_int(struct config_set *cs, const char *key, int *dest);
 159extern int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest);
 160extern int git_configset_get_bool(struct config_set *cs, const char *key, int *dest);
 161extern int git_configset_get_bool_or_int(struct config_set *cs, const char *key, int *is_bool, int *dest);
 162extern int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest);
 163extern int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest);
 164
 165extern int git_config_get_value(const char *key, const char **value);
 166extern const struct string_list *git_config_get_value_multi(const char *key);
 167extern void git_config_clear(void);
 168extern void git_config_iter(config_fn_t fn, void *data);
 169extern int git_config_get_string_const(const char *key, const char **dest);
 170extern int git_config_get_string(const char *key, char **dest);
 171extern int git_config_get_int(const char *key, int *dest);
 172extern int git_config_get_ulong(const char *key, unsigned long *dest);
 173extern int git_config_get_bool(const char *key, int *dest);
 174extern int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest);
 175extern int git_config_get_maybe_bool(const char *key, int *dest);
 176extern int git_config_get_pathname(const char *key, const char **dest);
 177extern int git_config_get_untracked_cache(void);
 178extern int git_config_get_split_index(void);
 179extern int git_config_get_max_percent_split_change(void);
 180
 181/* This dies if the configured or default date is in the future */
 182extern int git_config_get_expiry(const char *key, const char **output);
 183
 184struct key_value_info {
 185        const char *filename;
 186        int linenr;
 187        enum config_origin_type origin_type;
 188        enum config_scope scope;
 189};
 190
 191extern NORETURN void git_die_config(const char *key, const char *err, ...) __attribute__((format(printf, 2, 3)));
 192extern NORETURN void git_die_config_linenr(const char *key, const char *filename, int linenr);
 193
 194#endif /* CONFIG_H */