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Diffstat (limited to 'config.c')
-rw-r--r--config.c260
1 files changed, 191 insertions, 69 deletions
diff --git a/config.c b/config.c
index 5e50fb1a31..1e4b6178f7 100644
--- a/config.c
+++ b/config.c
@@ -24,7 +24,7 @@ struct config_source {
size_t pos;
} buf;
} u;
- const char *origin_type;
+ enum config_origin_type origin_type;
const char *name;
const char *path;
int die_on_error;
@@ -38,7 +38,33 @@ struct config_source {
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;
@@ -131,7 +157,9 @@ static int handle_path_include(const char *path, struct config_include_data *inc
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--;
}
@@ -162,7 +190,7 @@ void git_config_push_parameter(const char *text)
{
struct strbuf env = STRBUF_INIT;
const char *old = getenv(CONFIG_DATA_ENVIRONMENT);
- if (old) {
+ if (old && *old) {
strbuf_addstr(&env, old);
strbuf_addch(&env, ' ');
}
@@ -205,32 +233,41 @@ int git_config_parse_parameter(const char *text,
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;
+ source.origin_type = CONFIG_ORIGIN_CMDLINE;
+ 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)
@@ -417,6 +454,8 @@ static int git_parse_source(config_fn_t fn, void *data)
int comment = 0;
int baselen = 0;
struct strbuf *var = &cf->var;
+ int error_return = 0;
+ char *error_msg = NULL;
/* U+FEFF Byte Order Mark in UTF8 */
const char *bomptr = utf8_bom;
@@ -471,10 +510,40 @@ static int git_parse_source(config_fn_t fn, void *data)
if (get_value(fn, data, var) < 0)
break;
}
+
+ switch (cf->origin_type) {
+ case CONFIG_ORIGIN_BLOB:
+ error_msg = xstrfmt(_("bad config line %d in blob %s"),
+ cf->linenr, cf->name);
+ break;
+ case CONFIG_ORIGIN_FILE:
+ error_msg = xstrfmt(_("bad config line %d in file %s"),
+ cf->linenr, cf->name);
+ break;
+ case CONFIG_ORIGIN_STDIN:
+ error_msg = xstrfmt(_("bad config line %d in standard input"),
+ cf->linenr);
+ break;
+ case CONFIG_ORIGIN_SUBMODULE_BLOB:
+ error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"),
+ cf->linenr, cf->name);
+ break;
+ case CONFIG_ORIGIN_CMDLINE:
+ error_msg = xstrfmt(_("bad config line %d in command line %s"),
+ cf->linenr, cf->name);
+ break;
+ default:
+ error_msg = xstrfmt(_("bad config line %d in %s"),
+ cf->linenr, cf->name);
+ }
+
if (cf->die_on_error)
- die(_("bad config line %d in %s %s"), cf->linenr, cf->origin_type, cf->name);
+ die("%s", error_msg);
else
- return error(_("bad config line %d in %s %s"), cf->linenr, cf->origin_type, cf->name);
+ error_return = error("%s", error_msg);
+
+ free(error_msg);
+ return error_return;
}
static int parse_unit_factor(const char *end, uintmax_t *val)
@@ -583,16 +652,35 @@ int git_parse_ulong(const char *value, unsigned long *ret)
NORETURN
static void die_bad_number(const char *name, const char *value)
{
- const char *reason = errno == ERANGE ?
- "out of range" :
- "invalid unit";
+ const char * error_type = (errno == ERANGE)? _("out of range"):_("invalid unit");
+
if (!value)
value = "";
- if (cf && cf->origin_type && cf->name)
- die(_("bad numeric config value '%s' for '%s' in %s %s: %s"),
- value, name, cf->origin_type, cf->name, reason);
- die(_("bad numeric config value '%s' for '%s': %s"), value, name, reason);
+ if (!(cf && cf->name))
+ die(_("bad numeric config value '%s' for '%s': %s"),
+ value, name, error_type);
+
+ switch (cf->origin_type) {
+ case CONFIG_ORIGIN_BLOB:
+ die(_("bad numeric config value '%s' for '%s' in blob %s: %s"),
+ value, name, cf->name, error_type);
+ case CONFIG_ORIGIN_FILE:
+ die(_("bad numeric config value '%s' for '%s' in file %s: %s"),
+ value, name, cf->name, error_type);
+ case CONFIG_ORIGIN_STDIN:
+ die(_("bad numeric config value '%s' for '%s' in standard input: %s"),
+ value, name, error_type);
+ case CONFIG_ORIGIN_SUBMODULE_BLOB:
+ die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"),
+ value, name, cf->name, error_type);
+ case CONFIG_ORIGIN_CMDLINE:
+ die(_("bad numeric config value '%s' for '%s' in command line %s: %s"),
+ value, name, cf->name, error_type);
+ default:
+ die(_("bad numeric config value '%s' for '%s' in %s: %s"),
+ value, name, cf->name, error_type);
+ }
}
int git_config_int(const char *name, const char *value)
@@ -717,6 +805,9 @@ static int git_default_core_config(const char *var, const char *value)
if (!strcmp(var, "core.attributesfile"))
return git_config_pathname(&git_attributes_file, var, value);
+ if (!strcmp(var, "core.hookspath"))
+ return git_config_pathname(&git_hooks_path, var, value);
+
if (!strcmp(var, "core.bare")) {
is_bare_repository_cfg = git_config_bool(var, value);
return 0;
@@ -1063,7 +1154,8 @@ static int do_config_from(struct config_source *top, config_fn_t fn, void *data)
}
static int do_config_from_file(config_fn_t fn,
- const char *origin_type, const char *name, const char *path, FILE *f,
+ const enum config_origin_type origin_type,
+ const char *name, const char *path, FILE *f,
void *data)
{
struct config_source top;
@@ -1082,7 +1174,7 @@ static int do_config_from_file(config_fn_t fn,
static int git_config_from_stdin(config_fn_t fn, void *data)
{
- return do_config_from_file(fn, "standard input", "", NULL, stdin, data);
+ return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, data);
}
int git_config_from_file(config_fn_t fn, const char *filename, void *data)
@@ -1093,14 +1185,14 @@ int git_config_from_file(config_fn_t fn, const char *filename, void *data)
f = fopen(filename, "r");
if (f) {
flockfile(f);
- ret = do_config_from_file(fn, "file", filename, filename, f, data);
+ ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, filename, f, data);
funlockfile(f);
fclose(f);
}
return ret;
}
-int git_config_from_mem(config_fn_t fn, const char *origin_type,
+int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_type,
const char *name, const char *buf, size_t len, void *data)
{
struct config_source top;
@@ -1137,7 +1229,7 @@ static int git_config_from_blob_sha1(config_fn_t fn,
return error("reference '%s' does not point to a blob", name);
}
- ret = git_config_from_mem(fn, "blob", name, buf, size, data);
+ ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, data);
free(buf);
return ret;
@@ -1191,47 +1283,36 @@ int git_config_system(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 = have_git_dir() ? git_pathdup("config") : NULL;
- 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,
@@ -1266,7 +1347,7 @@ static void git_config_raw(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.
@@ -1275,7 +1356,7 @@ static void git_config_raw(config_fn_t fn, void *data)
* something went really wrong and we should stop
* immediately.
*/
- die(_("unknown error occured while reading the configuration files"));
+ die(_("unknown error occurred while reading the configuration files"));
}
static void configset_iter(struct config_set *cs, config_fn_t fn, void *data)
@@ -1284,16 +1365,20 @@ static void configset_iter(struct config_set *cs, config_fn_t fn, void *data)
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;
}
}
@@ -1350,14 +1435,19 @@ static int configset_add_value(struct config_set *cs, const char *key, const cha
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 = cf->origin_type;
} else {
/* for values read from `git_config_from_parameters()` */
kv_info->filename = NULL;
kv_info->linenr = -1;
+ kv_info->origin_type = CONFIG_ORIGIN_CMDLINE;
}
+ kv_info->scope = current_parsing_scope;
si->util = kv_info;
return 0;
@@ -2010,7 +2100,7 @@ int git_config_set_multivar_in_file_gently(const char *config_filename,
lock = xcalloc(1, sizeof(struct lock_file));
fd = hold_lock_file_for_update(lock, config_filename, 0);
if (fd < 0) {
- error("could not lock config file %s: %s", config_filename, strerror(errno));
+ error_errno("could not lock config file %s", config_filename);
free(store.key);
ret = CONFIG_NO_LOCK;
goto out_free;
@@ -2024,8 +2114,7 @@ int git_config_set_multivar_in_file_gently(const char *config_filename,
free(store.key);
if ( ENOENT != errno ) {
- error("opening %s: %s", config_filename,
- strerror(errno));
+ error_errno("opening %s", config_filename);
ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */
goto out_free;
}
@@ -2109,8 +2198,7 @@ int git_config_set_multivar_in_file_gently(const char *config_filename,
if (contents == MAP_FAILED) {
if (errno == ENODEV && S_ISDIR(st.st_mode))
errno = EISDIR;
- error("unable to mmap '%s': %s",
- config_filename, strerror(errno));
+ error_errno("unable to mmap '%s'", config_filename);
ret = CONFIG_INVALID_FILE;
contents = NULL;
goto out_free;
@@ -2119,8 +2207,7 @@ int git_config_set_multivar_in_file_gently(const char *config_filename,
in_fd = -1;
if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
- error("chmod on %s failed: %s",
- get_lock_file_path(lock), strerror(errno));
+ error_errno("chmod on %s failed", get_lock_file_path(lock));
ret = CONFIG_NO_WRITE;
goto out_free;
}
@@ -2176,8 +2263,7 @@ int git_config_set_multivar_in_file_gently(const char *config_filename,
}
if (commit_lock_file(lock) < 0) {
- error("could not write config file %s: %s", config_filename,
- strerror(errno));
+ error_errno("could not write config file %s", config_filename);
ret = CONFIG_NO_WRITE;
lock = NULL;
goto out_free;
@@ -2328,8 +2414,8 @@ int git_config_rename_section_in_file(const char *config_filename,
fstat(fileno(config_file), &st);
if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
- ret = error("chmod on %s failed: %s",
- get_lock_file_path(lock), strerror(errno));
+ ret = error_errno("chmod on %s failed",
+ get_lock_file_path(lock));
goto out;
}
@@ -2383,8 +2469,8 @@ int git_config_rename_section_in_file(const char *config_filename,
fclose(config_file);
unlock_and_out:
if (commit_lock_file(lock) < 0)
- ret = error("could not write config file %s: %s",
- config_filename, strerror(errno));
+ ret = error_errno("could not write config file %s",
+ config_filename);
out:
free(filename_buf);
return ret;
@@ -2440,10 +2526,46 @@ int parse_config_key(const char *var,
const char *current_config_origin_type(void)
{
- return cf && cf->origin_type ? cf->origin_type : "command line";
+ int 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");
+
+ switch (type) {
+ case CONFIG_ORIGIN_BLOB:
+ return "blob";
+ case CONFIG_ORIGIN_FILE:
+ return "file";
+ case CONFIG_ORIGIN_STDIN:
+ return "standard input";
+ case CONFIG_ORIGIN_SUBMODULE_BLOB:
+ return "submodule-blob";
+ case CONFIG_ORIGIN_CMDLINE:
+ return "command line";
+ default:
+ die("BUG: unknown config origin type");
+ }
}
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;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-30 03:49:01 +0300