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git/builtin/config.c

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#include "builtin.h"
#include "abspath.h"
#include "config.h"
#include "color.h"
#include "editor.h"
#include "environment.h"
#include "repository.h"
#include "gettext.h"
#include "ident.h"
#include "parse-options.h"
#include "urlmatch.h"
#include "path.h"
#include "quote.h"
#include "setup.h"
#include "strbuf.h"
#include "worktree.h"
static const char *const builtin_config_usage[] = {
N_("git config list [<file-option>] [<display-option>] [--includes]"),
N_("git config get [<file-option>] [<display-option>] [--includes] [--all] [--regexp] [--value=<value>] [--fixed-value] [--default=<default>] <name>"),
N_("git config set [<file-option>] [--type=<type>] [--all] [--value=<value>] [--fixed-value] <name> <value>"),
N_("git config unset [<file-option>] [--all] [--value=<value>] [--fixed-value] <name> <value>"),
N_("git config rename-section [<file-option>] <old-name> <new-name>"),
N_("git config remove-section [<file-option>] <name>"),
N_("git config edit [<file-option>]"),
N_("git config [<file-option>] --get-colorbool <name> [<stdout-is-tty>]"),
NULL
};
static const char *const builtin_config_list_usage[] = {
N_("git config list [<file-option>] [<display-option>] [--includes]"),
NULL
};
static const char *const builtin_config_get_usage[] = {
N_("git config get [<file-option>] [<display-option>] [--includes] [--all] [--regexp=<regexp>] [--value=<value>] [--fixed-value] [--default=<default>] <name>"),
NULL
};
static const char *const builtin_config_set_usage[] = {
N_("git config set [<file-option>] [--type=<type>] [--comment=<message>] [--all] [--value=<value>] [--fixed-value] <name> <value>"),
NULL
};
static const char *const builtin_config_unset_usage[] = {
N_("git config unset [<file-option>] [--all] [--value=<value>] [--fixed-value] <name> <value>"),
NULL
};
static const char *const builtin_config_rename_section_usage[] = {
N_("git config rename-section [<file-option>] <old-name> <new-name>"),
NULL
};
static const char *const builtin_config_remove_section_usage[] = {
N_("git config remove-section [<file-option>] <name>"),
NULL
};
static const char *const builtin_config_edit_usage[] = {
N_("git config edit [<file-option>]"),
NULL
};
#define CONFIG_LOCATION_OPTIONS(opts) \
OPT_GROUP(N_("Config file location")), \
OPT_BOOL(0, "global", &opts.use_global_config, N_("use global config file")), \
OPT_BOOL(0, "system", &opts.use_system_config, N_("use system config file")), \
OPT_BOOL(0, "local", &opts.use_local_config, N_("use repository config file")), \
OPT_BOOL(0, "worktree", &opts.use_worktree_config, N_("use per-worktree config file")), \
OPT_STRING('f', "file", &opts.source.file, N_("file"), N_("use given config file")), \
OPT_STRING(0, "blob", &opts.source.blob, N_("blob-id"), N_("read config from given blob object"))
struct config_location_options {
struct git_config_source source;
struct config_options options;
char *file_to_free;
int use_global_config;
int use_system_config;
int use_local_config;
int use_worktree_config;
int respect_includes_opt;
};
#define CONFIG_LOCATION_OPTIONS_INIT { \
.respect_includes_opt = -1, \
}
#define CONFIG_TYPE_OPTIONS(type) \
OPT_GROUP(N_("Type")), \
OPT_CALLBACK('t', "type", &type, N_("type"), N_("value is given this type"), option_parse_type), \
OPT_CALLBACK_VALUE(0, "bool", &type, N_("value is \"true\" or \"false\""), TYPE_BOOL), \
OPT_CALLBACK_VALUE(0, "int", &type, N_("value is decimal number"), TYPE_INT), \
OPT_CALLBACK_VALUE(0, "bool-or-int", &type, N_("value is --bool or --int"), TYPE_BOOL_OR_INT), \
OPT_CALLBACK_VALUE(0, "bool-or-str", &type, N_("value is --bool or string"), TYPE_BOOL_OR_STR), \
OPT_CALLBACK_VALUE(0, "path", &type, N_("value is a path (file or directory name)"), TYPE_PATH), \
OPT_CALLBACK_VALUE(0, "expiry-date", &type, N_("value is an expiry date"), TYPE_EXPIRY_DATE)
#define CONFIG_DISPLAY_OPTIONS(opts) \
OPT_GROUP(N_("Display options")), \
OPT_BOOL('z', "null", &opts.end_nul, N_("terminate values with NUL byte")), \
OPT_BOOL(0, "name-only", &opts.omit_values, N_("show variable names only")), \
OPT_BOOL(0, "show-origin", &opts.show_origin, N_("show origin of config (file, standard input, blob, command line)")), \
OPT_BOOL(0, "show-scope", &opts.show_scope, N_("show scope of config (worktree, local, global, system, command)")), \
OPT_BOOL(0, "show-names", &opts.show_keys, N_("show config keys in addition to their values")), \
CONFIG_TYPE_OPTIONS(opts.type)
struct config_display_options {
int end_nul;
int omit_values;
int show_origin;
int show_scope;
int show_keys;
int type;
char *default_value;
/* Populated via `display_options_init()`. */
int term;
int delim;
int key_delim;
};
#define CONFIG_DISPLAY_OPTIONS_INIT { \
.term = '\n', \
.delim = '=', \
.key_delim = ' ', \
}
#define TYPE_BOOL 1
#define TYPE_INT 2
#define TYPE_BOOL_OR_INT 3
#define TYPE_PATH 4
#define TYPE_EXPIRY_DATE 5
#define TYPE_COLOR 6
#define TYPE_BOOL_OR_STR 7
#define OPT_CALLBACK_VALUE(s, l, v, h, i) \
{ OPTION_CALLBACK, (s), (l), (v), NULL, (h), PARSE_OPT_NOARG | \
PARSE_OPT_NONEG, option_parse_type, (i) }
static int option_parse_type(const struct option *opt, const char *arg,
int unset)
{
int new_type, *to_type;
if (unset) {
*((int *) opt->value) = 0;
return 0;
}
/*
* To support '--<type>' style flags, begin with new_type equal to
* opt->defval.
*/
new_type = opt->defval;
if (!new_type) {
if (!strcmp(arg, "bool"))
new_type = TYPE_BOOL;
else if (!strcmp(arg, "int"))
new_type = TYPE_INT;
else if (!strcmp(arg, "bool-or-int"))
new_type = TYPE_BOOL_OR_INT;
else if (!strcmp(arg, "bool-or-str"))
new_type = TYPE_BOOL_OR_STR;
else if (!strcmp(arg, "path"))
new_type = TYPE_PATH;
else if (!strcmp(arg, "expiry-date"))
new_type = TYPE_EXPIRY_DATE;
else if (!strcmp(arg, "color"))
new_type = TYPE_COLOR;
else
die(_("unrecognized --type argument, %s"), arg);
}
to_type = opt->value;
if (*to_type && *to_type != new_type) {
/*
* Complain when there is a new type not equal to the old type.
* This allows for combinations like '--int --type=int' and
* '--type=int --type=int', but disallows ones like '--type=bool
* --int' and '--type=bool
* --type=int'.
*/
error(_("only one type at a time"));
exit(129);
}
*to_type = new_type;
return 0;
}
static void check_argc(int argc, int min, int max)
{
if (argc >= min && argc <= max)
return;
if (min == max)
error(_("wrong number of arguments, should be %d"), min);
else
error(_("wrong number of arguments, should be from %d to %d"),
min, max);
exit(129);
}
static void show_config_origin(const struct config_display_options *opts,
const struct key_value_info *kvi,
struct strbuf *buf)
{
const char term = opts->end_nul ? '\0' : '\t';
strbuf_addstr(buf, config_origin_type_name(kvi->origin_type));
strbuf_addch(buf, ':');
if (opts->end_nul)
strbuf_addstr(buf, kvi->filename ? kvi->filename : "");
else
quote_c_style(kvi->filename ? kvi->filename : "", buf, NULL, 0);
strbuf_addch(buf, term);
}
static void show_config_scope(const struct config_display_options *opts,
const struct key_value_info *kvi,
struct strbuf *buf)
{
const char term = opts->end_nul ? '\0' : '\t';
const char *scope = config_scope_name(kvi->scope);
strbuf_addstr(buf, N_(scope));
strbuf_addch(buf, term);
}
static int show_all_config(const char *key_, const char *value_,
const struct config_context *ctx,
void *cb)
{
const struct config_display_options *opts = cb;
const struct key_value_info *kvi = ctx->kvi;
if (opts->show_origin || opts->show_scope) {
struct strbuf buf = STRBUF_INIT;
if (opts->show_scope)
show_config_scope(opts, kvi, &buf);
if (opts->show_origin)
show_config_origin(opts, kvi, &buf);
/* Use fwrite as "buf" can contain \0's if "end_null" is set. */
fwrite(buf.buf, 1, buf.len, stdout);
strbuf_release(&buf);
}
if (!opts->omit_values && value_)
printf("%s%c%s%c", key_, opts->delim, value_, opts->term);
else
printf("%s%c", key_, opts->term);
return 0;
}
struct strbuf_list {
struct strbuf *items;
int nr;
int alloc;
};
static int format_config(const struct config_display_options *opts,
struct strbuf *buf, const char *key_,
const char *value_, const struct key_value_info *kvi)
{
if (opts->show_scope)
show_config_scope(opts, kvi, buf);
if (opts->show_origin)
show_config_origin(opts, kvi, buf);
if (opts->show_keys)
strbuf_addstr(buf, key_);
if (!opts->omit_values) {
if (opts->show_keys)
strbuf_addch(buf, opts->key_delim);
if (opts->type == TYPE_INT)
strbuf_addf(buf, "%"PRId64,
git_config_int64(key_, value_ ? value_ : "", kvi));
else if (opts->type == TYPE_BOOL)
strbuf_addstr(buf, git_config_bool(key_, value_) ?
"true" : "false");
else if (opts->type == TYPE_BOOL_OR_INT) {
int is_bool, v;
v = git_config_bool_or_int(key_, value_, kvi,
&is_bool);
if (is_bool)
strbuf_addstr(buf, v ? "true" : "false");
else
strbuf_addf(buf, "%d", v);
} else if (opts->type == TYPE_BOOL_OR_STR) {
int v = git_parse_maybe_bool(value_);
if (v < 0)
strbuf_addstr(buf, value_);
else
strbuf_addstr(buf, v ? "true" : "false");
} else if (opts->type == TYPE_PATH) {
char *v;
if (git_config_pathname(&v, key_, value_) < 0)
return -1;
strbuf_addstr(buf, v);
free((char *)v);
} else if (opts->type == TYPE_EXPIRY_DATE) {
timestamp_t t;
if (git_config_expiry_date(&t, key_, value_) < 0)
return -1;
strbuf_addf(buf, "%"PRItime, t);
} else if (opts->type == TYPE_COLOR) {
char v[COLOR_MAXLEN];
if (git_config_color(v, key_, value_) < 0)
return -1;
strbuf_addstr(buf, v);
} else if (value_) {
strbuf_addstr(buf, value_);
} else {
/* Just show the key name; back out delimiter */
if (opts->show_keys)
strbuf_setlen(buf, buf->len - 1);
}
}
strbuf_addch(buf, opts->term);
return 0;
}
#define GET_VALUE_ALL (1 << 0)
#define GET_VALUE_KEY_REGEXP (1 << 1)
struct collect_config_data {
const struct config_display_options *display_opts;
struct strbuf_list *values;
const char *value_pattern;
const char *key;
regex_t *regexp;
regex_t *key_regexp;
int do_not_match;
unsigned get_value_flags;
unsigned flags;
};
static int collect_config(const char *key_, const char *value_,
const struct config_context *ctx, void *cb)
{
struct collect_config_data *data = cb;
struct strbuf_list *values = data->values;
const struct key_value_info *kvi = ctx->kvi;
if (!(data->get_value_flags & GET_VALUE_KEY_REGEXP) &&
strcmp(key_, data->key))
return 0;
if ((data->get_value_flags & GET_VALUE_KEY_REGEXP) &&
regexec(data->key_regexp, key_, 0, NULL, 0))
return 0;
if ((data->flags & CONFIG_FLAGS_FIXED_VALUE) &&
strcmp(data->value_pattern, (value_?value_:"")))
return 0;
if (data->regexp &&
(data->do_not_match ^ !!regexec(data->regexp, (value_?value_:""), 0, NULL, 0)))
return 0;
ALLOC_GROW(values->items, values->nr + 1, values->alloc);
strbuf_init(&values->items[values->nr], 0);
return format_config(data->display_opts, &values->items[values->nr++],
key_, value_, kvi);
}
static int get_value(const struct config_location_options *opts,
const struct config_display_options *display_opts,
const char *key_, const char *regex_,
unsigned get_value_flags, unsigned flags)
{
int ret = CONFIG_GENERIC_ERROR;
struct strbuf_list values = {NULL};
struct collect_config_data data = {
.display_opts = display_opts,
.values = &values,
.get_value_flags = get_value_flags,
.flags = flags,
};
char *key = NULL;
int i;
if (get_value_flags & GET_VALUE_KEY_REGEXP) {
char *tl;
/*
* NEEDSWORK: this naive pattern lowercasing obviously does not
* work for more complex patterns like "^[^.]*Foo.*bar".
* Perhaps we should deprecate this altogether someday.
*/
key = xstrdup(key_);
for (tl = key + strlen(key) - 1;
tl >= key && *tl != '.';
tl--)
*tl = tolower(*tl);
for (tl = key; *tl && *tl != '.'; tl++)
*tl = tolower(*tl);
data.key_regexp = (regex_t*)xmalloc(sizeof(regex_t));
if (regcomp(data.key_regexp, key, REG_EXTENDED)) {
error(_("invalid key pattern: %s"), key_);
FREE_AND_NULL(data.key_regexp);
ret = CONFIG_INVALID_PATTERN;
goto free_strings;
}
} else {
if (git_config_parse_key(key_, &key, NULL)) {
ret = CONFIG_INVALID_KEY;
goto free_strings;
}
data.key = key;
}
if (regex_ && (flags & CONFIG_FLAGS_FIXED_VALUE))
data.value_pattern = regex_;
else if (regex_) {
if (regex_[0] == '!') {
data.do_not_match = 1;
regex_++;
}
data.regexp = (regex_t*)xmalloc(sizeof(regex_t));
if (regcomp(data.regexp, regex_, REG_EXTENDED)) {
error(_("invalid pattern: %s"), regex_);
FREE_AND_NULL(data.regexp);
ret = CONFIG_INVALID_PATTERN;
goto free_strings;
}
}
config_with_options(collect_config, &data,
&opts->source, the_repository,
&opts->options);
if (!values.nr && display_opts->default_value) {
struct key_value_info kvi = KVI_INIT;
struct strbuf *item;
kvi_from_param(&kvi);
ALLOC_GROW(values.items, values.nr + 1, values.alloc);
item = &values.items[values.nr++];
strbuf_init(item, 0);
if (format_config(display_opts, item, key_,
display_opts->default_value, &kvi) < 0)
die(_("failed to format default config value: %s"),
display_opts->default_value);
}
ret = !values.nr;
for (i = 0; i < values.nr; i++) {
struct strbuf *buf = values.items + i;
if ((get_value_flags & GET_VALUE_ALL) || i == values.nr - 1)
fwrite(buf->buf, 1, buf->len, stdout);
strbuf_release(buf);
}
free(values.items);
free_strings:
free(key);
if (data.key_regexp) {
regfree(data.key_regexp);
free(data.key_regexp);
}
if (data.regexp) {
regfree(data.regexp);
free(data.regexp);
}
return ret;
}
static char *normalize_value(const char *key, const char *value,
int type, struct key_value_info *kvi)
{
if (!value)
return NULL;
if (type == 0 || type == TYPE_PATH || type == TYPE_EXPIRY_DATE)
/*
* We don't do normalization for TYPE_PATH here: If
* the path is like ~/foobar/, we prefer to store
* "~/foobar/" in the config file, and to expand the ~
* when retrieving the value.
* Also don't do normalization for expiry dates.
*/
return xstrdup(value);
if (type == TYPE_INT)
return xstrfmt("%"PRId64, git_config_int64(key, value, kvi));
if (type == TYPE_BOOL)
return xstrdup(git_config_bool(key, value) ? "true" : "false");
if (type == TYPE_BOOL_OR_INT) {
int is_bool, v;
v = git_config_bool_or_int(key, value, kvi, &is_bool);
if (!is_bool)
return xstrfmt("%d", v);
else
return xstrdup(v ? "true" : "false");
}
if (type == TYPE_BOOL_OR_STR) {
int v = git_parse_maybe_bool(value);
if (v < 0)
return xstrdup(value);
else
return xstrdup(v ? "true" : "false");
}
if (type == TYPE_COLOR) {
char v[COLOR_MAXLEN];
if (git_config_color(v, key, value))
die(_("cannot parse color '%s'"), value);
/*
* The contents of `v` now contain an ANSI escape
* sequence, not suitable for including within a
* configuration file. Treat the above as a
* "sanity-check", and return the given value, which we
* know is representable as valid color code.
*/
return xstrdup(value);
}
BUG("cannot normalize type %d", type);
}
struct get_color_config_data {
int get_color_found;
const char *get_color_slot;
char parsed_color[COLOR_MAXLEN];
};
static int git_get_color_config(const char *var, const char *value,
const struct config_context *ctx UNUSED,
void *cb)
{
struct get_color_config_data *data = cb;
if (!strcmp(var, data->get_color_slot)) {
if (!value)
config_error_nonbool(var);
if (color_parse(value, data->parsed_color) < 0)
return -1;
data->get_color_found = 1;
}
return 0;
}
static void get_color(const struct config_location_options *opts,
const char *var, const char *def_color)
{
struct get_color_config_data data = {
.get_color_slot = var,
.parsed_color[0] = '\0',
};
config_with_options(git_get_color_config, &data,
&opts->source, the_repository,
&opts->options);
if (!data.get_color_found && def_color) {
if (color_parse(def_color, data.parsed_color) < 0)
die(_("unable to parse default color value"));
}
fputs(data.parsed_color, stdout);
}
struct get_colorbool_config_data {
int get_colorbool_found;
int get_diff_color_found;
int get_color_ui_found;
const char *get_colorbool_slot;
};
static int git_get_colorbool_config(const char *var, const char *value,
const struct config_context *ctx UNUSED,
void *cb)
{
struct get_colorbool_config_data *data = cb;
if (!strcmp(var, data->get_colorbool_slot))
data->get_colorbool_found = git_config_colorbool(var, value);
else if (!strcmp(var, "diff.color"))
data->get_diff_color_found = git_config_colorbool(var, value);
else if (!strcmp(var, "color.ui"))
data->get_color_ui_found = git_config_colorbool(var, value);
return 0;
}
static int get_colorbool(const struct config_location_options *opts,
const char *var, int print)
{
struct get_colorbool_config_data data = {
.get_colorbool_slot = var,
.get_colorbool_found = -1,
.get_diff_color_found = -1,
.get_color_ui_found = -1,
};
config_with_options(git_get_colorbool_config, &data,
&opts->source, the_repository,
&opts->options);
if (data.get_colorbool_found < 0) {
if (!strcmp(data.get_colorbool_slot, "color.diff"))
data.get_colorbool_found = data.get_diff_color_found;
if (data.get_colorbool_found < 0)
data.get_colorbool_found = data.get_color_ui_found;
}
if (data.get_colorbool_found < 0)
/* default value if none found in config */
data.get_colorbool_found = GIT_COLOR_AUTO;
data.get_colorbool_found = want_color(data.get_colorbool_found);
if (print) {
printf("%s\n", data.get_colorbool_found ? "true" : "false");
return 0;
} else
return data.get_colorbool_found ? 0 : 1;
}
static void check_write(const struct git_config_source *source)
{
if (!source->file && !startup_info->have_repository)
die(_("not in a git directory"));
if (source->use_stdin)
die(_("writing to stdin is not supported"));
if (source->blob)
die(_("writing config blobs is not supported"));
}
struct urlmatch_current_candidate_value {
char value_is_null;
struct strbuf value;
struct key_value_info kvi;
};
static int urlmatch_collect_fn(const char *var, const char *value,
const struct config_context *ctx,
void *cb)
{
struct string_list *values = cb;
struct string_list_item *item = string_list_insert(values, var);
struct urlmatch_current_candidate_value *matched = item->util;
const struct key_value_info *kvi = ctx->kvi;
if (!matched) {
matched = xmalloc(sizeof(*matched));
strbuf_init(&matched->value, 0);
item->util = matched;
} else {
strbuf_reset(&matched->value);
}
matched->kvi = *kvi;
if (value) {
strbuf_addstr(&matched->value, value);
matched->value_is_null = 0;
} else {
matched->value_is_null = 1;
}
return 0;
}
static int get_urlmatch(const struct config_location_options *opts,
const struct config_display_options *_display_opts,
const char *var, const char *url)
{
int ret;
char *section_tail;
struct config_display_options display_opts = *_display_opts;
struct string_list_item *item;
struct urlmatch_config config = URLMATCH_CONFIG_INIT;
struct string_list values = STRING_LIST_INIT_DUP;
config.collect_fn = urlmatch_collect_fn;
config.cascade_fn = NULL;
config.cb = &values;
if (!url_normalize(url, &config.url))
die("%s", config.url.err);
config.section = xstrdup_tolower(var);
section_tail = strchr(config.section, '.');
if (section_tail) {
*section_tail = '\0';
config.key = section_tail + 1;
display_opts.show_keys = 0;
} else {
config.key = NULL;
display_opts.show_keys = 1;
}
config_with_options(urlmatch_config_entry, &config,
&opts->source, the_repository,
&opts->options);
ret = !values.nr;
for_each_string_list_item(item, &values) {
struct urlmatch_current_candidate_value *matched = item->util;
struct strbuf buf = STRBUF_INIT;
format_config(&display_opts, &buf, item->string,
matched->value_is_null ? NULL : matched->value.buf,
&matched->kvi);
fwrite(buf.buf, 1, buf.len, stdout);
strbuf_release(&buf);
strbuf_release(&matched->value);
}
urlmatch_config_release(&config);
string_list_clear(&values, 1);
free(config.url.url);
free((void *)config.section);
return ret;
}
static char *default_user_config(void)
{
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf,
_("# This is Git's per-user configuration file.\n"
"[user]\n"
"# Please adapt and uncomment the following lines:\n"
"# name = %s\n"
"# email = %s\n"),
ident_default_name(),
ident_default_email());
return strbuf_detach(&buf, NULL);
}
static void location_options_init(struct config_location_options *opts,
const char *prefix)
{
if (!opts->source.file)
opts->source.file = opts->file_to_free =
xstrdup_or_null(getenv(CONFIG_ENVIRONMENT));
if (opts->use_global_config + opts->use_system_config +
opts->use_local_config + opts->use_worktree_config +
!!opts->source.file + !!opts->source.blob > 1) {
error(_("only one config file at a time"));
exit(129);
}
if (!startup_info->have_repository) {
if (opts->use_local_config)
die(_("--local can only be used inside a git repository"));
if (opts->source.blob)
die(_("--blob can only be used inside a git repository"));
if (opts->use_worktree_config)
die(_("--worktree can only be used inside a git repository"));
}
if (opts->source.file &&
!strcmp(opts->source.file, "-")) {
opts->source.file = NULL;
opts->source.use_stdin = 1;
opts->source.scope = CONFIG_SCOPE_COMMAND;
}
if (opts->use_global_config) {
opts->source.file = opts->file_to_free = git_global_config();
if (!opts->source.file)
/*
* It is unknown if HOME/.gitconfig exists, so
* we do not know if we should write to XDG
* location; error out even if XDG_CONFIG_HOME
* is set and points at a sane location.
*/
die(_("$HOME not set"));
opts->source.scope = CONFIG_SCOPE_GLOBAL;
} else if (opts->use_system_config) {
opts->source.file = opts->file_to_free = git_system_config();
opts->source.scope = CONFIG_SCOPE_SYSTEM;
} else if (opts->use_local_config) {
opts->source.file = opts->file_to_free = git_pathdup("config");
opts->source.scope = CONFIG_SCOPE_LOCAL;
} else if (opts->use_worktree_config) {
struct worktree **worktrees = get_worktrees();
if (the_repository->repository_format_worktree_config)
opts->source.file = opts->file_to_free =
git_pathdup("config.worktree");
else if (worktrees[0] && worktrees[1])
die(_("--worktree cannot be used with multiple "
"working trees unless the config\n"
"extension worktreeConfig is enabled. "
"Please read \"CONFIGURATION FILE\"\n"
"section in \"git help worktree\" for details"));
else
opts->source.file = opts->file_to_free =
git_pathdup("config");
opts->source.scope = CONFIG_SCOPE_LOCAL;
free_worktrees(worktrees);
} else if (opts->source.file) {
if (!is_absolute_path(opts->source.file) && prefix)
opts->source.file = opts->file_to_free =
prefix_filename(prefix, opts->source.file);
opts->source.scope = CONFIG_SCOPE_COMMAND;
} else if (opts->source.blob) {
opts->source.scope = CONFIG_SCOPE_COMMAND;
}
if (opts->respect_includes_opt == -1)
opts->options.respect_includes = !opts->source.file;
else
opts->options.respect_includes = opts->respect_includes_opt;
if (startup_info->have_repository) {
opts->options.commondir = get_git_common_dir();
opts->options.git_dir = get_git_dir();
}
}
static void location_options_release(struct config_location_options *opts)
{
free(opts->file_to_free);
}
static void display_options_init(struct config_display_options *opts)
{
if (opts->end_nul) {
opts->term = '\0';
opts->delim = '\n';
opts->key_delim = '\n';
}
}
static int cmd_config_list(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
CONFIG_DISPLAY_OPTIONS(display_opts),
OPT_GROUP(N_("Other")),
OPT_BOOL(0, "includes", &location_opts.respect_includes_opt,
N_("respect include directives on lookup")),
OPT_END(),
};
argc = parse_options(argc, argv, prefix, opts, builtin_config_list_usage, 0);
check_argc(argc, 0, 0);
location_options_init(&location_opts, prefix);
display_options_init(&display_opts);
setup_auto_pager("config", 1);
if (config_with_options(show_all_config, &display_opts,
&location_opts.source, the_repository,
&location_opts.options) < 0) {
if (location_opts.source.file)
die_errno(_("unable to read config file '%s'"),
location_opts.source.file);
else
die(_("error processing config file(s)"));
}
location_options_release(&location_opts);
return 0;
}
static int cmd_config_get(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT;
const char *value_pattern = NULL, *url = NULL;
int flags = 0;
unsigned get_value_flags = 0;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_GROUP(N_("Filter options")),
OPT_BIT(0, "all", &get_value_flags, N_("return all values for multi-valued config options"), GET_VALUE_ALL),
OPT_BIT(0, "regexp", &get_value_flags, N_("interpret the name as a regular expression"), GET_VALUE_KEY_REGEXP),
OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")),
OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE),
OPT_STRING(0, "url", &url, N_("URL"), N_("show config matching the given URL")),
CONFIG_DISPLAY_OPTIONS(display_opts),
OPT_GROUP(N_("Other")),
OPT_BOOL(0, "includes", &location_opts.respect_includes_opt,
N_("respect include directives on lookup")),
OPT_STRING(0, "default", &display_opts.default_value,
N_("value"), N_("use default value when missing entry")),
OPT_END(),
};
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_get_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
check_argc(argc, 1, 1);
if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern)
die(_("--fixed-value only applies with 'value-pattern'"));
if (display_opts.default_value &&
((get_value_flags & GET_VALUE_ALL) || url))
die(_("--default= cannot be used with --all or --url="));
if (url && ((get_value_flags & GET_VALUE_ALL) ||
(get_value_flags & GET_VALUE_KEY_REGEXP) ||
value_pattern))
die(_("--url= cannot be used with --all, --regexp or --value"));
location_options_init(&location_opts, prefix);
display_options_init(&display_opts);
setup_auto_pager("config", 1);
if (url)
ret = get_urlmatch(&location_opts, &display_opts, argv[0], url);
else
ret = get_value(&location_opts, &display_opts, argv[0], value_pattern,
get_value_flags, flags);
location_options_release(&location_opts);
return ret;
}
static int cmd_config_set(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
const char *value_pattern = NULL, *comment_arg = NULL;
char *comment = NULL;
int flags = 0, append = 0, type = 0;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
CONFIG_TYPE_OPTIONS(type),
OPT_GROUP(N_("Filter")),
OPT_BIT(0, "all", &flags, N_("replace multi-valued config option with new value"), CONFIG_FLAGS_MULTI_REPLACE),
OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")),
OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE),
OPT_GROUP(N_("Other")),
OPT_STRING(0, "comment", &comment_arg, N_("value"), N_("human-readable comment string (# will be prepended as needed)")),
OPT_BOOL(0, "append", &append, N_("add a new line without altering any existing values")),
OPT_END(),
};
struct key_value_info default_kvi = KVI_INIT;
char *value;
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_set_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
check_argc(argc, 2, 2);
if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern)
die(_("--fixed-value only applies with --value=<pattern>"));
if (append && value_pattern)
die(_("--append cannot be used with --value=<pattern>"));
if (append)
value_pattern = CONFIG_REGEX_NONE;
comment = git_config_prepare_comment_string(comment_arg);
location_options_init(&location_opts, prefix);
check_write(&location_opts.source);
value = normalize_value(argv[0], argv[1], type, &default_kvi);
if ((flags & CONFIG_FLAGS_MULTI_REPLACE) || value_pattern) {
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], value, value_pattern,
comment, flags);
} else {
ret = git_config_set_in_file_gently(location_opts.source.file,
argv[0], comment, value);
if (ret == CONFIG_NOTHING_SET)
error(_("cannot overwrite multiple values with a single value\n"
" Use a regexp, --add or --replace-all to change %s."), argv[0]);
}
location_options_release(&location_opts);
free(comment);
free(value);
return ret;
}
static int cmd_config_unset(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
const char *value_pattern = NULL;
int flags = 0;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_GROUP(N_("Filter")),
OPT_BIT(0, "all", &flags, N_("replace multi-valued config option with new value"), CONFIG_FLAGS_MULTI_REPLACE),
OPT_STRING(0, "value", &value_pattern, N_("pattern"), N_("show config with values matching the pattern")),
OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE),
OPT_END(),
};
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_unset_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
check_argc(argc, 1, 1);
if ((flags & CONFIG_FLAGS_FIXED_VALUE) && !value_pattern)
die(_("--fixed-value only applies with 'value-pattern'"));
location_options_init(&location_opts, prefix);
check_write(&location_opts.source);
if ((flags & CONFIG_FLAGS_MULTI_REPLACE) || value_pattern)
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], NULL, value_pattern,
NULL, flags);
else
ret = git_config_set_in_file_gently(location_opts.source.file, argv[0],
NULL, NULL);
location_options_release(&location_opts);
return ret;
}
static int cmd_config_rename_section(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_END(),
};
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_rename_section_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
check_argc(argc, 2, 2);
location_options_init(&location_opts, prefix);
check_write(&location_opts.source);
ret = repo_config_rename_section_in_file(the_repository, location_opts.source.file,
argv[0], argv[1]);
if (ret < 0)
goto out;
else if (!ret)
die(_("no such section: %s"), argv[0]);
ret = 0;
out:
location_options_release(&location_opts);
return ret;
}
static int cmd_config_remove_section(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_END(),
};
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_remove_section_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
check_argc(argc, 1, 1);
location_options_init(&location_opts, prefix);
check_write(&location_opts.source);
ret = repo_config_rename_section_in_file(the_repository, location_opts.source.file,
argv[0], NULL);
if (ret < 0)
goto out;
else if (!ret)
die(_("no such section: %s"), argv[0]);
ret = 0;
out:
location_options_release(&location_opts);
return ret;
}
static int show_editor(struct config_location_options *opts)
{
char *config_file;
if (!opts->source.file && !startup_info->have_repository)
die(_("not in a git directory"));
if (opts->source.use_stdin)
die(_("editing stdin is not supported"));
if (opts->source.blob)
die(_("editing blobs is not supported"));
git_config(git_default_config, NULL);
config_file = opts->source.file ?
xstrdup(opts->source.file) :
git_pathdup("config");
if (opts->use_global_config) {
int fd = open(config_file, O_CREAT | O_EXCL | O_WRONLY, 0666);
if (fd >= 0) {
char *content = default_user_config();
write_str_in_full(fd, content);
free(content);
close(fd);
}
else if (errno != EEXIST)
die_errno(_("cannot create configuration file %s"), config_file);
}
launch_editor(config_file, NULL, NULL);
free(config_file);
return 0;
}
static int cmd_config_edit(int argc, const char **argv, const char *prefix)
{
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_END(),
};
int ret;
argc = parse_options(argc, argv, prefix, opts, builtin_config_edit_usage, 0);
check_argc(argc, 0, 0);
location_options_init(&location_opts, prefix);
check_write(&location_opts.source);
ret = show_editor(&location_opts);
location_options_release(&location_opts);
return ret;
}
static int cmd_config_actions(int argc, const char **argv, const char *prefix)
{
enum {
ACTION_GET = (1<<0),
ACTION_GET_ALL = (1<<1),
ACTION_GET_REGEXP = (1<<2),
ACTION_REPLACE_ALL = (1<<3),
ACTION_ADD = (1<<4),
ACTION_UNSET = (1<<5),
ACTION_UNSET_ALL = (1<<6),
ACTION_RENAME_SECTION = (1<<7),
ACTION_REMOVE_SECTION = (1<<8),
ACTION_LIST = (1<<9),
ACTION_EDIT = (1<<10),
ACTION_SET = (1<<11),
ACTION_SET_ALL = (1<<12),
ACTION_GET_COLOR = (1<<13),
ACTION_GET_COLORBOOL = (1<<14),
ACTION_GET_URLMATCH = (1<<15),
};
struct config_location_options location_opts = CONFIG_LOCATION_OPTIONS_INIT;
struct config_display_options display_opts = CONFIG_DISPLAY_OPTIONS_INIT;
const char *comment_arg = NULL;
int actions = 0;
unsigned flags = 0;
struct option opts[] = {
CONFIG_LOCATION_OPTIONS(location_opts),
OPT_GROUP(N_("Action")),
OPT_CMDMODE(0, "get", &actions, N_("get value: name [<value-pattern>]"), ACTION_GET),
OPT_CMDMODE(0, "get-all", &actions, N_("get all values: key [<value-pattern>]"), ACTION_GET_ALL),
OPT_CMDMODE(0, "get-regexp", &actions, N_("get values for regexp: name-regex [<value-pattern>]"), ACTION_GET_REGEXP),
OPT_CMDMODE(0, "get-urlmatch", &actions, N_("get value specific for the URL: section[.var] URL"), ACTION_GET_URLMATCH),
OPT_CMDMODE(0, "replace-all", &actions, N_("replace all matching variables: name value [<value-pattern>]"), ACTION_REPLACE_ALL),
OPT_CMDMODE(0, "add", &actions, N_("add a new variable: name value"), ACTION_ADD),
OPT_CMDMODE(0, "unset", &actions, N_("remove a variable: name [<value-pattern>]"), ACTION_UNSET),
OPT_CMDMODE(0, "unset-all", &actions, N_("remove all matches: name [<value-pattern>]"), ACTION_UNSET_ALL),
OPT_CMDMODE(0, "rename-section", &actions, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION),
OPT_CMDMODE(0, "remove-section", &actions, N_("remove a section: name"), ACTION_REMOVE_SECTION),
OPT_CMDMODE('l', "list", &actions, N_("list all"), ACTION_LIST),
OPT_CMDMODE('e', "edit", &actions, N_("open an editor"), ACTION_EDIT),
OPT_CMDMODE(0, "get-color", &actions, N_("find the color configured: slot [<default>]"), ACTION_GET_COLOR),
OPT_CMDMODE(0, "get-colorbool", &actions, N_("find the color setting: slot [<stdout-is-tty>]"), ACTION_GET_COLORBOOL),
CONFIG_DISPLAY_OPTIONS(display_opts),
OPT_GROUP(N_("Other")),
OPT_STRING(0, "default", &display_opts.default_value,
N_("value"), N_("with --get, use default value when missing entry")),
OPT_STRING(0, "comment", &comment_arg, N_("value"), N_("human-readable comment string (# will be prepended as needed)")),
OPT_BIT(0, "fixed-value", &flags, N_("use string equality when comparing values to value pattern"), CONFIG_FLAGS_FIXED_VALUE),
OPT_BOOL(0, "includes", &location_opts.respect_includes_opt,
N_("respect include directives on lookup")),
OPT_END(),
};
char *value = NULL, *comment = NULL;
int ret = 0;
struct key_value_info default_kvi = KVI_INIT;
argc = parse_options(argc, argv, prefix, opts,
builtin_config_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
location_options_init(&location_opts, prefix);
display_options_init(&display_opts);
if ((actions & (ACTION_GET_COLOR|ACTION_GET_COLORBOOL)) && display_opts.type) {
error(_("--get-color and variable type are incoherent"));
exit(129);
}
if (actions == 0)
switch (argc) {
case 1: actions = ACTION_GET; break;
case 2: actions = ACTION_SET; break;
case 3: actions = ACTION_SET_ALL; break;
default:
error(_("no action specified"));
exit(129);
}
if (display_opts.omit_values &&
!(actions == ACTION_LIST || actions == ACTION_GET_REGEXP)) {
error(_("--name-only is only applicable to --list or --get-regexp"));
exit(129);
}
if (display_opts.show_origin && !(actions &
(ACTION_GET|ACTION_GET_ALL|ACTION_GET_REGEXP|ACTION_LIST))) {
error(_("--show-origin is only applicable to --get, --get-all, "
"--get-regexp, and --list"));
exit(129);
}
if (display_opts.default_value && !(actions & ACTION_GET)) {
error(_("--default is only applicable to --get"));
exit(129);
}
if (comment_arg &&
!(actions & (ACTION_ADD|ACTION_SET|ACTION_SET_ALL|ACTION_REPLACE_ALL))) {
error(_("--comment is only applicable to add/set/replace operations"));
exit(129);
}
/* check usage of --fixed-value */
if (flags & CONFIG_FLAGS_FIXED_VALUE) {
int allowed_usage = 0;
switch (actions) {
/* git config --get <name> <value-pattern> */
case ACTION_GET:
/* git config --get-all <name> <value-pattern> */
case ACTION_GET_ALL:
/* git config --get-regexp <name-pattern> <value-pattern> */
case ACTION_GET_REGEXP:
/* git config --unset <name> <value-pattern> */
case ACTION_UNSET:
/* git config --unset-all <name> <value-pattern> */
case ACTION_UNSET_ALL:
allowed_usage = argc > 1 && !!argv[1];
break;
/* git config <name> <value> <value-pattern> */
case ACTION_SET_ALL:
/* git config --replace-all <name> <value> <value-pattern> */
case ACTION_REPLACE_ALL:
allowed_usage = argc > 2 && !!argv[2];
break;
/* other options don't allow --fixed-value */
}
if (!allowed_usage) {
error(_("--fixed-value only applies with 'value-pattern'"));
exit(129);
}
}
comment = git_config_prepare_comment_string(comment_arg);
/*
* The following actions may produce more than one line of output and
* should therefore be paged.
*/
if (actions & (ACTION_LIST | ACTION_GET_ALL | ACTION_GET_REGEXP | ACTION_GET_URLMATCH))
setup_auto_pager("config", 1);
if (actions == ACTION_LIST) {
check_argc(argc, 0, 0);
if (config_with_options(show_all_config, &display_opts,
&location_opts.source, the_repository,
&location_opts.options) < 0) {
if (location_opts.source.file)
die_errno(_("unable to read config file '%s'"),
location_opts.source.file);
else
die(_("error processing config file(s)"));
}
}
else if (actions == ACTION_EDIT) {
ret = show_editor(&location_opts);
}
else if (actions == ACTION_SET) {
check_write(&location_opts.source);
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi);
ret = git_config_set_in_file_gently(location_opts.source.file, argv[0], comment, value);
if (ret == CONFIG_NOTHING_SET)
error(_("cannot overwrite multiple values with a single value\n"
" Use a regexp, --add or --replace-all to change %s."), argv[0]);
}
else if (actions == ACTION_SET_ALL) {
check_write(&location_opts.source);
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi);
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], value, argv[2],
comment, flags);
}
else if (actions == ACTION_ADD) {
check_write(&location_opts.source);
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi);
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], value,
CONFIG_REGEX_NONE,
comment, flags);
}
else if (actions == ACTION_REPLACE_ALL) {
check_write(&location_opts.source);
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1], display_opts.type, &default_kvi);
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], value, argv[2],
comment, flags | CONFIG_FLAGS_MULTI_REPLACE);
}
else if (actions == ACTION_GET) {
check_argc(argc, 1, 2);
ret = get_value(&location_opts, &display_opts, argv[0], argv[1],
0, flags);
}
else if (actions == ACTION_GET_ALL) {
check_argc(argc, 1, 2);
ret = get_value(&location_opts, &display_opts, argv[0], argv[1],
GET_VALUE_ALL, flags);
}
else if (actions == ACTION_GET_REGEXP) {
display_opts.show_keys = 1;
check_argc(argc, 1, 2);
ret = get_value(&location_opts, &display_opts, argv[0], argv[1],
GET_VALUE_ALL|GET_VALUE_KEY_REGEXP, flags);
}
else if (actions == ACTION_GET_URLMATCH) {
check_argc(argc, 2, 2);
ret = get_urlmatch(&location_opts, &display_opts, argv[0], argv[1]);
}
else if (actions == ACTION_UNSET) {
check_write(&location_opts.source);
check_argc(argc, 1, 2);
if (argc == 2)
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], NULL, argv[1],
NULL, flags);
else
ret = git_config_set_in_file_gently(location_opts.source.file,
argv[0], NULL, NULL);
}
else if (actions == ACTION_UNSET_ALL) {
check_write(&location_opts.source);
check_argc(argc, 1, 2);
ret = git_config_set_multivar_in_file_gently(location_opts.source.file,
argv[0], NULL, argv[1],
NULL, flags | CONFIG_FLAGS_MULTI_REPLACE);
}
else if (actions == ACTION_RENAME_SECTION) {
check_write(&location_opts.source);
check_argc(argc, 2, 2);
ret = repo_config_rename_section_in_file(the_repository, location_opts.source.file,
argv[0], argv[1]);
if (ret < 0)
goto out;
else if (!ret)
die(_("no such section: %s"), argv[0]);
else
ret = 0;
}
else if (actions == ACTION_REMOVE_SECTION) {
check_write(&location_opts.source);
check_argc(argc, 1, 1);
ret = repo_config_rename_section_in_file(the_repository, location_opts.source.file,
argv[0], NULL);
if (ret < 0)
goto out;
else if (!ret)
die(_("no such section: %s"), argv[0]);
else
ret = 0;
}
else if (actions == ACTION_GET_COLOR) {
check_argc(argc, 1, 2);
get_color(&location_opts, argv[0], argv[1]);
}
else if (actions == ACTION_GET_COLORBOOL) {
check_argc(argc, 1, 2);
if (argc == 2)
color_stdout_is_tty = git_config_bool("command line", argv[1]);
ret = get_colorbool(&location_opts, argv[0], argc == 2);
}
out:
location_options_release(&location_opts);
free(comment);
free(value);
return ret;
}
int cmd_config(int argc, const char **argv, const char *prefix)
{
parse_opt_subcommand_fn *subcommand = NULL;
struct option subcommand_opts[] = {
OPT_SUBCOMMAND("list", &subcommand, cmd_config_list),
OPT_SUBCOMMAND("get", &subcommand, cmd_config_get),
OPT_SUBCOMMAND("set", &subcommand, cmd_config_set),
OPT_SUBCOMMAND("unset", &subcommand, cmd_config_unset),
OPT_SUBCOMMAND("rename-section", &subcommand, cmd_config_rename_section),
OPT_SUBCOMMAND("remove-section", &subcommand, cmd_config_remove_section),
OPT_SUBCOMMAND("edit", &subcommand, cmd_config_edit),
OPT_END(),
};
/*
* This is somewhat hacky: we first parse the command line while
* keeping all args intact in order to determine whether a subcommand
* has been specified. If so, we re-parse it a second time, but this
* time we drop KEEP_ARGV0. This is so that we don't munge the command
* line in case no subcommand was given, which would otherwise confuse
* us when parsing the legacy-style modes that don't use subcommands.
*/
argc = parse_options(argc, argv, prefix, subcommand_opts, builtin_config_usage,
PARSE_OPT_SUBCOMMAND_OPTIONAL|PARSE_OPT_KEEP_ARGV0|PARSE_OPT_KEEP_UNKNOWN_OPT);
if (subcommand) {
argc = parse_options(argc, argv, prefix, subcommand_opts, builtin_config_usage,
PARSE_OPT_SUBCOMMAND_OPTIONAL|PARSE_OPT_KEEP_UNKNOWN_OPT);
return subcommand(argc, argv, prefix);
}
return cmd_config_actions(argc, argv, prefix);
}
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