long (*do_ftell)(struct config_source *c);
};
+/*
+ * These variables record the "current" config source, which
+ * can be accessed by parsing callbacks.
+ *
+ * The "cf" variable will be non-NULL only when we are actually parsing a real
+ * config source (file, blob, cmdline, etc).
+ *
+ * The "current_config_kvi" variable will be non-NULL only when we are feeding
+ * cached config from a configset into a callback.
+ *
+ * They should generally never be non-NULL at the same time. If they are both
+ * NULL, then we aren't parsing anything (and depending on the function looking
+ * at the variables, it's either a bug for it to be called in the first place,
+ * or it's a function which can be reused for non-config purposes, and should
+ * fall back to some sane behavior).
+ */
static struct config_source *cf;
+static struct key_value_info *current_config_kvi;
+
+/*
+ * Similar to the variables above, this gives access to the "scope" of the
+ * current value (repo, global, etc). For cached values, it can be found via
+ * the current_config_kvi as above. During parsing, the current value can be
+ * found in this variable. It's not part of "cf" because it transcends a single
+ * file (i.e., a file included from .git/config is still in "repo" scope).
+ */
+static enum config_scope current_parsing_scope;
static int zlib_compression_seen;
if (!access_or_die(path, R_OK, 0)) {
if (++inc->depth > MAX_INCLUDE_DEPTH)
die(include_depth_advice, MAX_INCLUDE_DEPTH, path,
- cf && cf->name ? cf->name : "the command line");
+ !cf ? "<unknown>" :
+ cf->name ? cf->name :
+ "the command line");
ret = git_config_from_file(git_config_include, path, inc);
inc->depth--;
}
int git_config_from_parameters(config_fn_t fn, void *data)
{
const char *env = getenv(CONFIG_DATA_ENVIRONMENT);
+ int ret = 0;
char *envw;
const char **argv = NULL;
int nr = 0, alloc = 0;
int i;
+ struct config_source source;
if (!env)
return 0;
+
+ memset(&source, 0, sizeof(source));
+ source.prev = cf;
+ cf = &source;
+
/* sq_dequote will write over it */
envw = xstrdup(env);
if (sq_dequote_to_argv(envw, &argv, &nr, &alloc) < 0) {
- free(envw);
- return error("bogus format in " CONFIG_DATA_ENVIRONMENT);
+ ret = error("bogus format in " CONFIG_DATA_ENVIRONMENT);
+ goto out;
}
for (i = 0; i < nr; i++) {
if (git_config_parse_parameter(argv[i], fn, data) < 0) {
- free(argv);
- free(envw);
- return -1;
+ ret = -1;
+ goto out;
}
}
+out:
free(argv);
free(envw);
- return nr > 0;
+ cf = source.prev;
+ return ret;
}
static int get_next_char(void)
static int do_git_config_sequence(config_fn_t fn, void *data)
{
- int ret = 0, found = 0;
+ int ret = 0;
char *xdg_config = xdg_config_home("config");
char *user_config = expand_user_path("~/.gitconfig");
char *repo_config = git_pathdup("config");
- if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0)) {
+ current_parsing_scope = CONFIG_SCOPE_SYSTEM;
+ if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0))
ret += git_config_from_file(fn, git_etc_gitconfig(),
data);
- found += 1;
- }
- if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK)) {
+ current_parsing_scope = CONFIG_SCOPE_GLOBAL;
+ if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK))
ret += git_config_from_file(fn, xdg_config, data);
- found += 1;
- }
- if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK)) {
+ if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK))
ret += git_config_from_file(fn, user_config, data);
- found += 1;
- }
- if (repo_config && !access_or_die(repo_config, R_OK, 0)) {
+ current_parsing_scope = CONFIG_SCOPE_REPO;
+ if (repo_config && !access_or_die(repo_config, R_OK, 0))
ret += git_config_from_file(fn, repo_config, data);
- found += 1;
- }
- switch (git_config_from_parameters(fn, data)) {
- case -1: /* error */
+ current_parsing_scope = CONFIG_SCOPE_CMDLINE;
+ if (git_config_from_parameters(fn, data) < 0)
die(_("unable to parse command-line config"));
- break;
- case 0: /* found nothing */
- break;
- default: /* found at least one item */
- found++;
- break;
- }
+ current_parsing_scope = CONFIG_SCOPE_UNKNOWN;
free(xdg_config);
free(user_config);
free(repo_config);
- return ret == 0 ? found : ret;
+ return ret;
}
int git_config_with_options(config_fn_t fn, void *data,
if (git_config_with_options(fn, data, NULL, 1) < 0)
/*
* git_config_with_options() normally returns only
- * positive values, as most errors are fatal, and
+ * zero, as most errors are fatal, and
* non-fatal potential errors are guarded by "if"
* statements that are entered only when no error is
* possible.
struct string_list *values;
struct config_set_element *entry;
struct configset_list *list = &cs->list;
- struct key_value_info *kv_info;
for (i = 0; i < list->nr; i++) {
entry = list->items[i].e;
value_index = list->items[i].value_index;
values = &entry->value_list;
- if (fn(entry->key, values->items[value_index].string, data) < 0) {
- kv_info = values->items[value_index].util;
- git_die_config_linenr(entry->key, kv_info->filename, kv_info->linenr);
- }
+
+ current_config_kvi = values->items[value_index].util;
+
+ if (fn(entry->key, values->items[value_index].string, data) < 0)
+ git_die_config_linenr(entry->key,
+ current_config_kvi->filename,
+ current_config_kvi->linenr);
+
+ current_config_kvi = NULL;
}
}
l_item->e = e;
l_item->value_index = e->value_list.nr - 1;
- if (cf) {
+ if (!cf)
+ die("BUG: configset_add_value has no source");
+ if (cf->name) {
kv_info->filename = strintern(cf->name);
kv_info->linenr = cf->linenr;
+ kv_info->origin_type = strintern(cf->origin_type);
} else {
/* for values read from `git_config_from_parameters()` */
kv_info->filename = NULL;
kv_info->linenr = -1;
+ kv_info->origin_type = NULL;
}
+ kv_info->scope = current_parsing_scope;
si->util = kv_info;
return 0;
const char *current_config_origin_type(void)
{
- return cf && cf->origin_type ? cf->origin_type : "command line";
+ const char *type;
+ if (current_config_kvi)
+ type = current_config_kvi->origin_type;
+ else if(cf)
+ type = cf->origin_type;
+ else
+ die("BUG: current_config_origin_type called outside config callback");
+ return type ? type : "command line";
}
const char *current_config_name(void)
{
- return cf && cf->name ? cf->name : "";
+ const char *name;
+ if (current_config_kvi)
+ name = current_config_kvi->filename;
+ else if (cf)
+ name = cf->name;
+ else
+ die("BUG: current_config_name called outside config callback");
+ return name ? name : "";
+}
+
+enum config_scope current_config_scope(void)
+{
+ if (current_config_kvi)
+ return current_config_kvi->scope;
+ else
+ return current_parsing_scope;
}