config.hon commit apply: handle Subversion diffs with /dev/null gracefully (e454ad4)
   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 *commondir;
  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);
  42extern int git_config_from_blob_sha1(config_fn_t fn, const char *name,
  43                                     const unsigned char *sha1, void *data);
  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 *);
  48extern int config_with_options(config_fn_t fn, void *,
  49                               struct git_config_source *config_source,
  50                               const struct config_options *opts);
  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 *);
  59extern int git_config_maybe_bool(const char *, const char *);
  60extern int git_config_string(const char **, const char *, const char *);
  61extern int git_config_pathname(const char **, const char *, const char *);
  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 *);
  74extern const char *git_etc_gitconfig(void);
  75extern int git_env_bool(const char *, int);
  76extern unsigned long git_env_ulong(const char *, unsigned long);
  77extern int git_config_system(void);
  78extern int config_error_nonbool(const char *);
  79#if defined(__GNUC__)
  80#define config_error_nonbool(s) (config_error_nonbool(s), const_error())
  81#endif
  82
  83extern int git_config_parse_parameter(const char *, config_fn_t fn, void *data);
  84
  85enum config_scope {
  86        CONFIG_SCOPE_UNKNOWN = 0,
  87        CONFIG_SCOPE_SYSTEM,
  88        CONFIG_SCOPE_GLOBAL,
  89        CONFIG_SCOPE_REPO,
  90        CONFIG_SCOPE_CMDLINE,
  91};
  92
  93extern enum config_scope current_config_scope(void);
  94extern const char *current_config_origin_type(void);
  95extern const char *current_config_name(void);
  96
  97struct config_include_data {
  98        int depth;
  99        config_fn_t fn;
 100        void *data;
 101        const struct config_options *opts;
 102};
 103#define CONFIG_INCLUDE_INIT { 0 }
 104extern int git_config_include(const char *name, const char *value, void *data);
 105
 106/*
 107 * Match and parse a config key of the form:
 108 *
 109 *   section.(subsection.)?key
 110 *
 111 * (i.e., what gets handed to a config_fn_t). The caller provides the section;
 112 * we return -1 if it does not match, 0 otherwise. The subsection and key
 113 * out-parameters are filled by the function (and *subsection is NULL if it is
 114 * missing).
 115 *
 116 * If the subsection pointer-to-pointer passed in is NULL, returns 0 only if
 117 * there is no subsection at all.
 118 */
 119extern int parse_config_key(const char *var,
 120                            const char *section,
 121                            const char **subsection, int *subsection_len,
 122                            const char **key);
 123
 124struct config_set_element {
 125        struct hashmap_entry ent;
 126        char *key;
 127        struct string_list value_list;
 128};
 129
 130struct configset_list_item {
 131        struct config_set_element *e;
 132        int value_index;
 133};
 134
 135/*
 136 * the contents of the list are ordered according to their
 137 * position in the config files and order of parsing the files.
 138 * (i.e. key-value pair at the last position of .git/config will
 139 * be at the last item of the list)
 140 */
 141struct configset_list {
 142        struct configset_list_item *items;
 143        unsigned int nr, alloc;
 144};
 145
 146struct config_set {
 147        struct hashmap config_hash;
 148        int hash_initialized;
 149        struct configset_list list;
 150};
 151
 152extern void git_configset_init(struct config_set *cs);
 153extern int git_configset_add_file(struct config_set *cs, const char *filename);
 154extern int git_configset_get_value(struct config_set *cs, const char *key, const char **value);
 155extern const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key);
 156extern void git_configset_clear(struct config_set *cs);
 157extern int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest);
 158extern int git_configset_get_string(struct config_set *cs, const char *key, char **dest);
 159extern int git_configset_get_int(struct config_set *cs, const char *key, int *dest);
 160extern int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest);
 161extern int git_configset_get_bool(struct config_set *cs, const char *key, int *dest);
 162extern int git_configset_get_bool_or_int(struct config_set *cs, const char *key, int *is_bool, int *dest);
 163extern int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest);
 164extern int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest);
 165
 166/* Functions for reading a repository's config */
 167struct repository;
 168extern void repo_config(struct repository *repo, config_fn_t fn, void *data);
 169extern int repo_config_get_value(struct repository *repo,
 170                                 const char *key, const char **value);
 171extern const struct string_list *repo_config_get_value_multi(struct repository *repo,
 172                                                             const char *key);
 173extern int repo_config_get_string_const(struct repository *repo,
 174                                        const char *key, const char **dest);
 175extern int repo_config_get_string(struct repository *repo,
 176                                  const char *key, char **dest);
 177extern int repo_config_get_int(struct repository *repo,
 178                               const char *key, int *dest);
 179extern int repo_config_get_ulong(struct repository *repo,
 180                                 const char *key, unsigned long *dest);
 181extern int repo_config_get_bool(struct repository *repo,
 182                                const char *key, int *dest);
 183extern int repo_config_get_bool_or_int(struct repository *repo,
 184                                       const char *key, int *is_bool, int *dest);
 185extern int repo_config_get_maybe_bool(struct repository *repo,
 186                                      const char *key, int *dest);
 187extern int repo_config_get_pathname(struct repository *repo,
 188                                    const char *key, const char **dest);
 189
 190extern int git_config_get_value(const char *key, const char **value);
 191extern const struct string_list *git_config_get_value_multi(const char *key);
 192extern void git_config_clear(void);
 193extern int git_config_get_string_const(const char *key, const char **dest);
 194extern int git_config_get_string(const char *key, char **dest);
 195extern int git_config_get_int(const char *key, int *dest);
 196extern int git_config_get_ulong(const char *key, unsigned long *dest);
 197extern int git_config_get_bool(const char *key, int *dest);
 198extern int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest);
 199extern int git_config_get_maybe_bool(const char *key, int *dest);
 200extern int git_config_get_pathname(const char *key, const char **dest);
 201extern int git_config_get_untracked_cache(void);
 202extern int git_config_get_split_index(void);
 203extern int git_config_get_max_percent_split_change(void);
 204
 205/* This dies if the configured or default date is in the future */
 206extern int git_config_get_expiry(const char *key, const char **output);
 207
 208struct key_value_info {
 209        const char *filename;
 210        int linenr;
 211        enum config_origin_type origin_type;
 212        enum config_scope scope;
 213};
 214
 215extern NORETURN void git_die_config(const char *key, const char *err, ...) __attribute__((format(printf, 2, 3)));
 216extern NORETURN void git_die_config_linenr(const char *key, const char *filename, int linenr);
 217
 218#endif /* CONFIG_H */