#include "iterator.h"
#include "refs.h"
#include "refs/refs-internal.h"
+#include "run-command.h"
+#include "object-store.h"
#include "object.h"
#include "tag.h"
#include "submodule.h"
#include "worktree.h"
+#include "strvec.h"
+#include "repository.h"
+#include "sigchain.h"
/*
* List of all available backends
* not legal. It is legal if it is something reasonable to have under
* ".git/refs/"; We do not like it if:
*
- * - any path component of it begins with ".", or
+ * - it begins with ".", or
* - it has double dots "..", or
* - it has ASCII control characters, or
* - it has ":", "?", "[", "\", "^", "~", SP, or TAB anywhere, or
* - it ends with a "/", or
* - it ends with ".lock", or
* - it contains a "@{" portion
+ *
+ * When sanitized is not NULL, instead of rejecting the input refname
+ * as an error, try to come up with a usable replacement for the input
+ * refname in it.
*/
-static int check_refname_component(const char *refname, int *flags)
+static int check_refname_component(const char *refname, int *flags,
+ struct strbuf *sanitized)
{
const char *cp;
char last = '\0';
+ size_t component_start = 0; /* garbage - not a reasonable initial value */
+
+ if (sanitized)
+ component_start = sanitized->len;
for (cp = refname; ; cp++) {
int ch = *cp & 255;
unsigned char disp = refname_disposition[ch];
+
+ if (sanitized && disp != 1)
+ strbuf_addch(sanitized, ch);
+
switch (disp) {
case 1:
goto out;
case 2:
- if (last == '.')
- return -1; /* Refname contains "..". */
+ if (last == '.') { /* Refname contains "..". */
+ if (sanitized)
+ /* collapse ".." to single "." */
+ strbuf_setlen(sanitized, sanitized->len - 1);
+ else
+ return -1;
+ }
break;
case 3:
- if (last == '@')
- return -1; /* Refname contains "@{". */
+ if (last == '@') { /* Refname contains "@{". */
+ if (sanitized)
+ sanitized->buf[sanitized->len-1] = '-';
+ else
+ return -1;
+ }
break;
case 4:
- return -1;
+ /* forbidden char */
+ if (sanitized)
+ sanitized->buf[sanitized->len-1] = '-';
+ else
+ return -1;
+ break;
case 5:
- if (!(*flags & REFNAME_REFSPEC_PATTERN))
- return -1; /* refspec can't be a pattern */
+ if (!(*flags & REFNAME_REFSPEC_PATTERN)) {
+ /* refspec can't be a pattern */
+ if (sanitized)
+ sanitized->buf[sanitized->len-1] = '-';
+ else
+ return -1;
+ }
/*
* Unset the pattern flag so that we only accept
out:
if (cp == refname)
return 0; /* Component has zero length. */
- if (refname[0] == '.')
- return -1; /* Component starts with '.'. */
+
+ if (refname[0] == '.') { /* Component starts with '.'. */
+ if (sanitized)
+ sanitized->buf[component_start] = '-';
+ else
+ return -1;
+ }
if (cp - refname >= LOCK_SUFFIX_LEN &&
- !memcmp(cp - LOCK_SUFFIX_LEN, LOCK_SUFFIX, LOCK_SUFFIX_LEN))
- return -1; /* Refname ends with ".lock". */
+ !memcmp(cp - LOCK_SUFFIX_LEN, LOCK_SUFFIX, LOCK_SUFFIX_LEN)) {
+ if (!sanitized)
+ return -1;
+ /* Refname ends with ".lock". */
+ while (strbuf_strip_suffix(sanitized, LOCK_SUFFIX)) {
+ /* try again in case we have .lock.lock */
+ }
+ }
return cp - refname;
}
-int check_refname_format(const char *refname, int flags)
+static int check_or_sanitize_refname(const char *refname, int flags,
+ struct strbuf *sanitized)
{
int component_len, component_count = 0;
- if (!strcmp(refname, "@"))
+ if (!strcmp(refname, "@")) {
/* Refname is a single character '@'. */
- return -1;
+ if (sanitized)
+ strbuf_addch(sanitized, '-');
+ else
+ return -1;
+ }
while (1) {
+ if (sanitized && sanitized->len)
+ strbuf_complete(sanitized, '/');
+
/* We are at the start of a path component. */
- component_len = check_refname_component(refname, &flags);
- if (component_len <= 0)
+ component_len = check_refname_component(refname, &flags,
+ sanitized);
+ if (sanitized && component_len == 0)
+ ; /* OK, omit empty component */
+ else if (component_len <= 0)
return -1;
component_count++;
refname += component_len + 1;
}
- if (refname[component_len - 1] == '.')
- return -1; /* Refname ends with '.'. */
+ if (refname[component_len - 1] == '.') {
+ /* Refname ends with '.'. */
+ if (sanitized)
+ ; /* omit ending dot */
+ else
+ return -1;
+ }
if (!(flags & REFNAME_ALLOW_ONELEVEL) && component_count < 2)
return -1; /* Refname has only one component. */
return 0;
}
+int check_refname_format(const char *refname, int flags)
+{
+ return check_or_sanitize_refname(refname, flags, NULL);
+}
+
+void sanitize_refname_component(const char *refname, struct strbuf *out)
+{
+ if (check_or_sanitize_refname(refname, REFNAME_ALLOW_ONELEVEL, out))
+ BUG("sanitizing refname '%s' check returned error", refname);
+}
+
int refname_is_safe(const char *refname)
{
const char *rest;
{
if (flags & REF_ISBROKEN)
return 0;
- if (!has_sha1_file(oid->hash)) {
- error("%s does not point to a valid object!", refname);
+ if (!has_object_file(oid)) {
+ error(_("%s does not point to a valid object!"), refname);
return 0;
}
return 1;
char *refs_resolve_refdup(struct ref_store *refs,
const char *refname, int resolve_flags,
- unsigned char *sha1, int *flags)
+ struct object_id *oid, int *flags)
{
const char *result;
result = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
- sha1, flags);
+ oid, flags);
return xstrdup_or_null(result);
}
char *resolve_refdup(const char *refname, int resolve_flags,
- unsigned char *sha1, int *flags)
+ struct object_id *oid, int *flags)
{
- return refs_resolve_refdup(get_main_ref_store(),
+ return refs_resolve_refdup(get_main_ref_store(the_repository),
refname, resolve_flags,
- sha1, flags);
+ oid, flags);
}
/* The argument to filter_refs */
struct ref_filter {
const char *pattern;
+ const char *prefix;
each_ref_fn *fn;
void *cb_data;
};
int refs_read_ref_full(struct ref_store *refs, const char *refname,
- int resolve_flags, unsigned char *sha1, int *flags)
+ int resolve_flags, struct object_id *oid, int *flags)
{
- if (refs_resolve_ref_unsafe(refs, refname, resolve_flags, sha1, flags))
+ if (refs_resolve_ref_unsafe(refs, refname, resolve_flags, oid, flags))
return 0;
return -1;
}
-int read_ref_full(const char *refname, int resolve_flags, unsigned char *sha1, int *flags)
+int read_ref_full(const char *refname, int resolve_flags, struct object_id *oid, int *flags)
+{
+ return refs_read_ref_full(get_main_ref_store(the_repository), refname,
+ resolve_flags, oid, flags);
+}
+
+int read_ref(const char *refname, struct object_id *oid)
{
- return refs_read_ref_full(get_main_ref_store(), refname,
- resolve_flags, sha1, flags);
+ return read_ref_full(refname, RESOLVE_REF_READING, oid, NULL);
}
-int read_ref(const char *refname, unsigned char *sha1)
+int refs_ref_exists(struct ref_store *refs, const char *refname)
{
- return read_ref_full(refname, RESOLVE_REF_READING, sha1, NULL);
+ return !!refs_resolve_ref_unsafe(refs, refname, RESOLVE_REF_READING, NULL, NULL);
}
int ref_exists(const char *refname)
{
- return !!resolve_ref_unsafe(refname, RESOLVE_REF_READING, NULL, NULL);
+ return refs_ref_exists(get_main_ref_store(the_repository), refname);
}
static int filter_refs(const char *refname, const struct object_id *oid,
if (wildmatch(filter->pattern, refname, 0))
return 0;
+ if (filter->prefix)
+ skip_prefix(refname, filter->prefix, &refname);
return filter->fn(refname, oid, flags, filter->cb_data);
}
-enum peel_status peel_object(const unsigned char *name, unsigned char *sha1)
+enum peel_status peel_object(const struct object_id *name, struct object_id *oid)
{
struct object *o = lookup_unknown_object(name);
if (o->type == OBJ_NONE) {
- int type = sha1_object_info(name, NULL);
+ int type = oid_object_info(the_repository, name, NULL);
if (type < 0 || !object_as_type(o, type, 0))
return PEEL_INVALID;
}
if (!o)
return PEEL_INVALID;
- hashcpy(sha1, o->oid.hash);
+ oidcpy(oid, &o->oid);
return PEEL_PEELED;
}
int for_each_tag_ref(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_tag_ref(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_tag_ref(get_main_ref_store(the_repository), fn, cb_data);
}
int refs_for_each_branch_ref(struct ref_store *refs, each_ref_fn fn, void *cb_data)
int for_each_branch_ref(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_branch_ref(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_branch_ref(get_main_ref_store(the_repository), fn, cb_data);
}
int refs_for_each_remote_ref(struct ref_store *refs, each_ref_fn fn, void *cb_data)
int for_each_remote_ref(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_remote_ref(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_remote_ref(get_main_ref_store(the_repository), fn, cb_data);
}
int head_ref_namespaced(each_ref_fn fn, void *cb_data)
int flag;
strbuf_addf(&buf, "%sHEAD", get_git_namespace());
- if (!read_ref_full(buf.buf, RESOLVE_REF_READING, oid.hash, &flag))
+ if (!read_ref_full(buf.buf, RESOLVE_REF_READING, &oid, &flag))
ret = fn(buf.buf, &oid, flag, cb_data);
strbuf_release(&buf);
return ret;
}
+void normalize_glob_ref(struct string_list_item *item, const char *prefix,
+ const char *pattern)
+{
+ struct strbuf normalized_pattern = STRBUF_INIT;
+
+ if (*pattern == '/')
+ BUG("pattern must not start with '/'");
+
+ if (prefix) {
+ strbuf_addstr(&normalized_pattern, prefix);
+ }
+ else if (!starts_with(pattern, "refs/"))
+ strbuf_addstr(&normalized_pattern, "refs/");
+ strbuf_addstr(&normalized_pattern, pattern);
+ strbuf_strip_suffix(&normalized_pattern, "/");
+
+ item->string = strbuf_detach(&normalized_pattern, NULL);
+ item->util = has_glob_specials(pattern) ? NULL : item->string;
+ strbuf_release(&normalized_pattern);
+}
+
int for_each_glob_ref_in(each_ref_fn fn, const char *pattern,
const char *prefix, void *cb_data)
{
}
filter.pattern = real_pattern.buf;
+ filter.prefix = prefix;
filter.fn = fn;
filter.cb_data = cb_data;
ret = for_each_ref(filter_refs, &filter);
NULL
};
+#define NUM_REV_PARSE_RULES (ARRAY_SIZE(ref_rev_parse_rules) - 1)
+
+/*
+ * Is it possible that the caller meant full_name with abbrev_name?
+ * If so return a non-zero value to signal "yes"; the magnitude of
+ * the returned value gives the precedence used for disambiguation.
+ *
+ * If abbrev_name cannot mean full_name, return 0.
+ */
int refname_match(const char *abbrev_name, const char *full_name)
{
const char **p;
const int abbrev_name_len = strlen(abbrev_name);
+ const int num_rules = NUM_REV_PARSE_RULES;
- for (p = ref_rev_parse_rules; *p; p++) {
- if (!strcmp(full_name, mkpath(*p, abbrev_name_len, abbrev_name))) {
- return 1;
- }
- }
+ for (p = ref_rev_parse_rules; *p; p++)
+ if (!strcmp(full_name, mkpath(*p, abbrev_name_len, abbrev_name)))
+ return &ref_rev_parse_rules[num_rules] - p;
return 0;
}
/*
+ * Given a 'prefix' expand it by the rules in 'ref_rev_parse_rules' and add
+ * the results to 'prefixes'
+ */
+void expand_ref_prefix(struct strvec *prefixes, const char *prefix)
+{
+ const char **p;
+ int len = strlen(prefix);
+
+ for (p = ref_rev_parse_rules; *p; p++)
+ strvec_pushf(prefixes, *p, len, prefix);
+}
+
+static const char default_branch_name_advice[] = N_(
+"Using '%s' as the name for the initial branch. This default branch name\n"
+"is subject to change. To configure the initial branch name to use in all\n"
+"of your new repositories, which will suppress this warning, call:\n"
+"\n"
+"\tgit config --global init.defaultBranch <name>\n"
+"\n"
+"Names commonly chosen instead of 'master' are 'main', 'trunk' and\n"
+"'development'. The just-created branch can be renamed via this command:\n"
+"\n"
+"\tgit branch -m <name>\n"
+);
+
+char *repo_default_branch_name(struct repository *r, int quiet)
+{
+ const char *config_key = "init.defaultbranch";
+ const char *config_display_key = "init.defaultBranch";
+ char *ret = NULL, *full_ref;
+ const char *env = getenv("GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME");
+
+ if (env && *env)
+ ret = xstrdup(env);
+ else if (repo_config_get_string(r, config_key, &ret) < 0)
+ die(_("could not retrieve `%s`"), config_display_key);
+
+ if (!ret) {
+ ret = xstrdup("master");
+ if (!quiet)
+ advise(_(default_branch_name_advice), ret);
+ }
+
+ full_ref = xstrfmt("refs/heads/%s", ret);
+ if (check_refname_format(full_ref, 0))
+ die(_("invalid branch name: %s = %s"), config_display_key, ret);
+ free(full_ref);
+
+ return ret;
+}
+
+const char *git_default_branch_name(int quiet)
+{
+ static char *ret;
+
+ if (!ret)
+ ret = repo_default_branch_name(the_repository, quiet);
+
+ return ret;
+}
+
+/*
* *string and *len will only be substituted, and *string returned (for
* later free()ing) if the string passed in is a magic short-hand form
* to name a branch.
*/
-static char *substitute_branch_name(const char **string, int *len)
+static char *substitute_branch_name(struct repository *r,
+ const char **string, int *len,
+ int nonfatal_dangling_mark)
{
struct strbuf buf = STRBUF_INIT;
- int ret = interpret_branch_name(*string, *len, &buf, 0);
+ struct interpret_branch_name_options options = {
+ .nonfatal_dangling_mark = nonfatal_dangling_mark
+ };
+ int ret = repo_interpret_branch_name(r, *string, *len, &buf, &options);
if (ret == *len) {
size_t size;
return NULL;
}
-int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref)
+int repo_dwim_ref(struct repository *r, const char *str, int len,
+ struct object_id *oid, char **ref, int nonfatal_dangling_mark)
{
- char *last_branch = substitute_branch_name(&str, &len);
- int refs_found = expand_ref(str, len, sha1, ref);
+ char *last_branch = substitute_branch_name(r, &str, &len,
+ nonfatal_dangling_mark);
+ int refs_found = expand_ref(r, str, len, oid, ref);
free(last_branch);
return refs_found;
}
-int expand_ref(const char *str, int len, unsigned char *sha1, char **ref)
+int expand_ref(struct repository *repo, const char *str, int len,
+ struct object_id *oid, char **ref)
{
const char **p, *r;
int refs_found = 0;
*ref = NULL;
for (p = ref_rev_parse_rules; *p; p++) {
- unsigned char sha1_from_ref[20];
- unsigned char *this_result;
+ struct object_id oid_from_ref;
+ struct object_id *this_result;
int flag;
- this_result = refs_found ? sha1_from_ref : sha1;
+ this_result = refs_found ? &oid_from_ref : oid;
strbuf_reset(&fullref);
strbuf_addf(&fullref, *p, len, str);
- r = resolve_ref_unsafe(fullref.buf, RESOLVE_REF_READING,
- this_result, &flag);
+ r = refs_resolve_ref_unsafe(get_main_ref_store(repo),
+ fullref.buf, RESOLVE_REF_READING,
+ this_result, &flag);
if (r) {
if (!refs_found++)
*ref = xstrdup(r);
if (!warn_ambiguous_refs)
break;
} else if ((flag & REF_ISSYMREF) && strcmp(fullref.buf, "HEAD")) {
- warning("ignoring dangling symref %s.", fullref.buf);
+ warning(_("ignoring dangling symref %s"), fullref.buf);
} else if ((flag & REF_ISBROKEN) && strchr(fullref.buf, '/')) {
- warning("ignoring broken ref %s.", fullref.buf);
+ warning(_("ignoring broken ref %s"), fullref.buf);
}
}
strbuf_release(&fullref);
return refs_found;
}
-int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
+int repo_dwim_log(struct repository *r, const char *str, int len,
+ struct object_id *oid, char **log)
{
- char *last_branch = substitute_branch_name(&str, &len);
+ struct ref_store *refs = get_main_ref_store(r);
+ char *last_branch = substitute_branch_name(r, &str, &len, 0);
const char **p;
int logs_found = 0;
struct strbuf path = STRBUF_INIT;
*log = NULL;
for (p = ref_rev_parse_rules; *p; p++) {
- unsigned char hash[20];
+ struct object_id hash;
const char *ref, *it;
strbuf_reset(&path);
strbuf_addf(&path, *p, len, str);
- ref = resolve_ref_unsafe(path.buf, RESOLVE_REF_READING,
- hash, NULL);
+ ref = refs_resolve_ref_unsafe(refs, path.buf,
+ RESOLVE_REF_READING,
+ &hash, NULL);
if (!ref)
continue;
- if (reflog_exists(path.buf))
+ if (refs_reflog_exists(refs, path.buf))
it = path.buf;
- else if (strcmp(ref, path.buf) && reflog_exists(ref))
+ else if (strcmp(ref, path.buf) &&
+ refs_reflog_exists(refs, ref))
it = ref;
else
continue;
if (!logs_found++) {
*log = xstrdup(it);
- hashcpy(sha1, hash);
+ oidcpy(oid, &hash);
}
if (!warn_ambiguous_refs)
break;
return logs_found;
}
+int dwim_log(const char *str, int len, struct object_id *oid, char **log)
+{
+ return repo_dwim_log(the_repository, str, len, oid, log);
+}
+
static int is_per_worktree_ref(const char *refname)
{
- return !strcmp(refname, "HEAD") ||
- starts_with(refname, "refs/bisect/");
+ return starts_with(refname, "refs/worktree/") ||
+ starts_with(refname, "refs/bisect/") ||
+ starts_with(refname, "refs/rewritten/");
}
static int is_pseudoref_syntax(const char *refname)
return 1;
}
+static int is_main_pseudoref_syntax(const char *refname)
+{
+ return skip_prefix(refname, "main-worktree/", &refname) &&
+ *refname &&
+ is_pseudoref_syntax(refname);
+}
+
+static int is_other_pseudoref_syntax(const char *refname)
+{
+ if (!skip_prefix(refname, "worktrees/", &refname))
+ return 0;
+ refname = strchr(refname, '/');
+ if (!refname || !refname[1])
+ return 0;
+ return is_pseudoref_syntax(refname + 1);
+}
+
enum ref_type ref_type(const char *refname)
{
if (is_per_worktree_ref(refname))
return REF_TYPE_PER_WORKTREE;
if (is_pseudoref_syntax(refname))
return REF_TYPE_PSEUDOREF;
- return REF_TYPE_NORMAL;
+ if (is_main_pseudoref_syntax(refname))
+ return REF_TYPE_MAIN_PSEUDOREF;
+ if (is_other_pseudoref_syntax(refname))
+ return REF_TYPE_OTHER_PSEUDOREF;
+ return REF_TYPE_NORMAL;
}
long get_files_ref_lock_timeout_ms(void)
return timeout_ms;
}
-static int write_pseudoref(const char *pseudoref, const unsigned char *sha1,
- const unsigned char *old_sha1, struct strbuf *err)
-{
- const char *filename;
- int fd;
- static struct lock_file lock;
- struct strbuf buf = STRBUF_INIT;
- int ret = -1;
-
- strbuf_addf(&buf, "%s\n", sha1_to_hex(sha1));
-
- filename = git_path("%s", pseudoref);
- fd = hold_lock_file_for_update_timeout(&lock, filename,
- LOCK_DIE_ON_ERROR,
- get_files_ref_lock_timeout_ms());
- if (fd < 0) {
- strbuf_addf(err, "could not open '%s' for writing: %s",
- filename, strerror(errno));
- goto done;
- }
-
- if (old_sha1) {
- unsigned char actual_old_sha1[20];
-
- if (read_ref(pseudoref, actual_old_sha1))
- die("could not read ref '%s'", pseudoref);
- if (hashcmp(actual_old_sha1, old_sha1)) {
- strbuf_addf(err, "unexpected sha1 when writing '%s'", pseudoref);
- rollback_lock_file(&lock);
- goto done;
- }
- }
-
- if (write_in_full(fd, buf.buf, buf.len) < 0) {
- strbuf_addf(err, "could not write to '%s'", filename);
- rollback_lock_file(&lock);
- goto done;
- }
-
- commit_lock_file(&lock);
- ret = 0;
-done:
- strbuf_release(&buf);
- return ret;
-}
-
-static int delete_pseudoref(const char *pseudoref, const unsigned char *old_sha1)
-{
- static struct lock_file lock;
- const char *filename;
-
- filename = git_path("%s", pseudoref);
-
- if (old_sha1 && !is_null_sha1(old_sha1)) {
- int fd;
- unsigned char actual_old_sha1[20];
-
- fd = hold_lock_file_for_update_timeout(
- &lock, filename, LOCK_DIE_ON_ERROR,
- get_files_ref_lock_timeout_ms());
- if (fd < 0)
- die_errno(_("Could not open '%s' for writing"), filename);
- if (read_ref(pseudoref, actual_old_sha1))
- die("could not read ref '%s'", pseudoref);
- if (hashcmp(actual_old_sha1, old_sha1)) {
- warning("Unexpected sha1 when deleting %s", pseudoref);
- rollback_lock_file(&lock);
- return -1;
- }
-
- unlink(filename);
- rollback_lock_file(&lock);
- } else {
- unlink(filename);
- }
-
- return 0;
-}
-
int refs_delete_ref(struct ref_store *refs, const char *msg,
const char *refname,
- const unsigned char *old_sha1,
+ const struct object_id *old_oid,
unsigned int flags)
{
struct ref_transaction *transaction;
struct strbuf err = STRBUF_INIT;
- if (ref_type(refname) == REF_TYPE_PSEUDOREF) {
- assert(refs == get_main_ref_store());
- return delete_pseudoref(refname, old_sha1);
- }
-
transaction = ref_store_transaction_begin(refs, &err);
if (!transaction ||
- ref_transaction_delete(transaction, refname, old_sha1,
+ ref_transaction_delete(transaction, refname, old_oid,
flags, msg, &err) ||
ref_transaction_commit(transaction, &err)) {
error("%s", err.buf);
}
int delete_ref(const char *msg, const char *refname,
- const unsigned char *old_sha1, unsigned int flags)
+ const struct object_id *old_oid, unsigned int flags)
{
- return refs_delete_ref(get_main_ref_store(), msg, refname,
- old_sha1, flags);
+ return refs_delete_ref(get_main_ref_store(the_repository), msg, refname,
+ old_oid, flags);
}
-int copy_reflog_msg(char *buf, const char *msg)
+static void copy_reflog_msg(struct strbuf *sb, const char *msg)
{
- char *cp = buf;
char c;
int wasspace = 1;
- *cp++ = '\t';
while ((c = *msg++)) {
if (wasspace && isspace(c))
continue;
wasspace = isspace(c);
if (wasspace)
c = ' ';
- *cp++ = c;
+ strbuf_addch(sb, c);
}
- while (buf < cp && isspace(cp[-1]))
- cp--;
- *cp++ = '\n';
- return cp - buf;
+ strbuf_rtrim(sb);
+}
+
+static char *normalize_reflog_message(const char *msg)
+{
+ struct strbuf sb = STRBUF_INIT;
+
+ if (msg && *msg)
+ copy_reflog_msg(&sb, msg);
+ return strbuf_detach(&sb, NULL);
}
int should_autocreate_reflog(const char *refname)
timestamp_t at_time;
int cnt;
int reccnt;
- unsigned char *sha1;
+ struct object_id *oid;
int found_it;
- unsigned char osha1[20];
- unsigned char nsha1[20];
+ struct object_id ooid;
+ struct object_id noid;
int tz;
timestamp_t date;
char **msg;
if (cb->cutoff_cnt)
*cb->cutoff_cnt = cb->reccnt - 1;
/*
- * we have not yet updated cb->[n|o]sha1 so they still
+ * we have not yet updated cb->[n|o]oid so they still
* hold the values for the previous record.
*/
- if (!is_null_sha1(cb->osha1)) {
- hashcpy(cb->sha1, noid->hash);
- if (hashcmp(cb->osha1, noid->hash))
- warning("Log for ref %s has gap after %s.",
+ if (!is_null_oid(&cb->ooid)) {
+ oidcpy(cb->oid, noid);
+ if (!oideq(&cb->ooid, noid))
+ warning(_("log for ref %s has gap after %s"),
cb->refname, show_date(cb->date, cb->tz, DATE_MODE(RFC2822)));
}
else if (cb->date == cb->at_time)
- hashcpy(cb->sha1, noid->hash);
- else if (hashcmp(noid->hash, cb->sha1))
- warning("Log for ref %s unexpectedly ended on %s.",
+ oidcpy(cb->oid, noid);
+ else if (!oideq(noid, cb->oid))
+ warning(_("log for ref %s unexpectedly ended on %s"),
cb->refname, show_date(cb->date, cb->tz,
DATE_MODE(RFC2822)));
- hashcpy(cb->osha1, ooid->hash);
- hashcpy(cb->nsha1, noid->hash);
+ oidcpy(&cb->ooid, ooid);
+ oidcpy(&cb->noid, noid);
cb->found_it = 1;
return 1;
}
- hashcpy(cb->osha1, ooid->hash);
- hashcpy(cb->nsha1, noid->hash);
+ oidcpy(&cb->ooid, ooid);
+ oidcpy(&cb->noid, noid);
if (cb->cnt > 0)
cb->cnt--;
return 0;
*cb->cutoff_tz = tz;
if (cb->cutoff_cnt)
*cb->cutoff_cnt = cb->reccnt;
- hashcpy(cb->sha1, ooid->hash);
- if (is_null_sha1(cb->sha1))
- hashcpy(cb->sha1, noid->hash);
+ oidcpy(cb->oid, ooid);
+ if (is_null_oid(cb->oid))
+ oidcpy(cb->oid, noid);
/* We just want the first entry */
return 1;
}
-int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, int cnt,
- unsigned char *sha1, char **msg,
+int read_ref_at(struct ref_store *refs, const char *refname,
+ unsigned int flags, timestamp_t at_time, int cnt,
+ struct object_id *oid, char **msg,
timestamp_t *cutoff_time, int *cutoff_tz, int *cutoff_cnt)
{
struct read_ref_at_cb cb;
cb.cutoff_time = cutoff_time;
cb.cutoff_tz = cutoff_tz;
cb.cutoff_cnt = cutoff_cnt;
- cb.sha1 = sha1;
+ cb.oid = oid;
- for_each_reflog_ent_reverse(refname, read_ref_at_ent, &cb);
+ refs_for_each_reflog_ent_reverse(refs, refname, read_ref_at_ent, &cb);
if (!cb.reccnt) {
if (flags & GET_OID_QUIETLY)
exit(128);
else
- die("Log for %s is empty.", refname);
+ die(_("log for %s is empty"), refname);
}
if (cb.found_it)
return 0;
- for_each_reflog_ent(refname, read_ref_at_ent_oldest, &cb);
+ refs_for_each_reflog_ent(refs, refname, read_ref_at_ent_oldest, &cb);
return 1;
}
struct ref_transaction *ref_transaction_begin(struct strbuf *err)
{
- return ref_store_transaction_begin(get_main_ref_store(), err);
+ return ref_store_transaction_begin(get_main_ref_store(the_repository), err);
}
void ref_transaction_free(struct ref_transaction *transaction)
/* OK */
break;
case REF_TRANSACTION_PREPARED:
- die("BUG: free called on a prepared reference transaction");
+ BUG("free called on a prepared reference transaction");
break;
default:
- die("BUG: unexpected reference transaction state");
+ BUG("unexpected reference transaction state");
break;
}
struct ref_update *ref_transaction_add_update(
struct ref_transaction *transaction,
const char *refname, unsigned int flags,
- const unsigned char *new_sha1,
- const unsigned char *old_sha1,
+ const struct object_id *new_oid,
+ const struct object_id *old_oid,
const char *msg)
{
struct ref_update *update;
if (transaction->state != REF_TRANSACTION_OPEN)
- die("BUG: update called for transaction that is not open");
-
- if ((flags & REF_ISPRUNING) && !(flags & REF_NODEREF))
- die("BUG: REF_ISPRUNING set without REF_NODEREF");
+ BUG("update called for transaction that is not open");
FLEX_ALLOC_STR(update, refname, refname);
ALLOC_GROW(transaction->updates, transaction->nr + 1, transaction->alloc);
update->flags = flags;
if (flags & REF_HAVE_NEW)
- hashcpy(update->new_oid.hash, new_sha1);
+ oidcpy(&update->new_oid, new_oid);
if (flags & REF_HAVE_OLD)
- hashcpy(update->old_oid.hash, old_sha1);
- update->msg = xstrdup_or_null(msg);
+ oidcpy(&update->old_oid, old_oid);
+ update->msg = normalize_reflog_message(msg);
return update;
}
int ref_transaction_update(struct ref_transaction *transaction,
const char *refname,
- const unsigned char *new_sha1,
- const unsigned char *old_sha1,
+ const struct object_id *new_oid,
+ const struct object_id *old_oid,
unsigned int flags, const char *msg,
struct strbuf *err)
{
assert(err);
- if ((new_sha1 && !is_null_sha1(new_sha1)) ?
+ if ((new_oid && !is_null_oid(new_oid)) ?
check_refname_format(refname, REFNAME_ALLOW_ONELEVEL) :
!refname_is_safe(refname)) {
- strbuf_addf(err, "refusing to update ref with bad name '%s'",
+ strbuf_addf(err, _("refusing to update ref with bad name '%s'"),
refname);
return -1;
}
- flags &= REF_TRANSACTION_UPDATE_ALLOWED_FLAGS;
+ if (flags & ~REF_TRANSACTION_UPDATE_ALLOWED_FLAGS)
+ BUG("illegal flags 0x%x passed to ref_transaction_update()", flags);
- flags |= (new_sha1 ? REF_HAVE_NEW : 0) | (old_sha1 ? REF_HAVE_OLD : 0);
+ flags |= (new_oid ? REF_HAVE_NEW : 0) | (old_oid ? REF_HAVE_OLD : 0);
ref_transaction_add_update(transaction, refname, flags,
- new_sha1, old_sha1, msg);
+ new_oid, old_oid, msg);
return 0;
}
int ref_transaction_create(struct ref_transaction *transaction,
const char *refname,
- const unsigned char *new_sha1,
+ const struct object_id *new_oid,
unsigned int flags, const char *msg,
struct strbuf *err)
{
- if (!new_sha1 || is_null_sha1(new_sha1))
- die("BUG: create called without valid new_sha1");
- return ref_transaction_update(transaction, refname, new_sha1,
- null_sha1, flags, msg, err);
+ if (!new_oid || is_null_oid(new_oid))
+ BUG("create called without valid new_oid");
+ return ref_transaction_update(transaction, refname, new_oid,
+ &null_oid, flags, msg, err);
}
int ref_transaction_delete(struct ref_transaction *transaction,
const char *refname,
- const unsigned char *old_sha1,
+ const struct object_id *old_oid,
unsigned int flags, const char *msg,
struct strbuf *err)
{
- if (old_sha1 && is_null_sha1(old_sha1))
- die("BUG: delete called with old_sha1 set to zeros");
+ if (old_oid && is_null_oid(old_oid))
+ BUG("delete called with old_oid set to zeros");
return ref_transaction_update(transaction, refname,
- null_sha1, old_sha1,
+ &null_oid, old_oid,
flags, msg, err);
}
int ref_transaction_verify(struct ref_transaction *transaction,
const char *refname,
- const unsigned char *old_sha1,
+ const struct object_id *old_oid,
unsigned int flags,
struct strbuf *err)
{
- if (!old_sha1)
- die("BUG: verify called with old_sha1 set to NULL");
+ if (!old_oid)
+ BUG("verify called with old_oid set to NULL");
return ref_transaction_update(transaction, refname,
- NULL, old_sha1,
+ NULL, old_oid,
flags, NULL, err);
}
-int update_ref_oid(const char *msg, const char *refname,
- const struct object_id *new_oid, const struct object_id *old_oid,
- unsigned int flags, enum action_on_err onerr)
-{
- return update_ref(msg, refname, new_oid ? new_oid->hash : NULL,
- old_oid ? old_oid->hash : NULL, flags, onerr);
-}
-
int refs_update_ref(struct ref_store *refs, const char *msg,
- const char *refname, const unsigned char *new_sha1,
- const unsigned char *old_sha1, unsigned int flags,
+ const char *refname, const struct object_id *new_oid,
+ const struct object_id *old_oid, unsigned int flags,
enum action_on_err onerr)
{
struct ref_transaction *t = NULL;
struct strbuf err = STRBUF_INIT;
int ret = 0;
- if (ref_type(refname) == REF_TYPE_PSEUDOREF) {
- assert(refs == get_main_ref_store());
- ret = write_pseudoref(refname, new_sha1, old_sha1, &err);
- } else {
- t = ref_store_transaction_begin(refs, &err);
- if (!t ||
- ref_transaction_update(t, refname, new_sha1, old_sha1,
- flags, msg, &err) ||
- ref_transaction_commit(t, &err)) {
- ret = 1;
- ref_transaction_free(t);
- }
+ t = ref_store_transaction_begin(refs, &err);
+ if (!t ||
+ ref_transaction_update(t, refname, new_oid, old_oid, flags, msg,
+ &err) ||
+ ref_transaction_commit(t, &err)) {
+ ret = 1;
+ ref_transaction_free(t);
}
if (ret) {
- const char *str = "update_ref failed for ref '%s': %s";
+ const char *str = _("update_ref failed for ref '%s': %s");
switch (onerr) {
case UPDATE_REFS_MSG_ON_ERR:
}
int update_ref(const char *msg, const char *refname,
- const unsigned char *new_sha1,
- const unsigned char *old_sha1,
+ const struct object_id *new_oid,
+ const struct object_id *old_oid,
unsigned int flags, enum action_on_err onerr)
{
- return refs_update_ref(get_main_ref_store(), msg, refname, new_sha1,
- old_sha1, flags, onerr);
+ return refs_update_ref(get_main_ref_store(the_repository), msg, refname, new_oid,
+ old_oid, flags, onerr);
}
-char *shorten_unambiguous_ref(const char *refname, int strict)
+char *refs_shorten_unambiguous_ref(struct ref_store *refs,
+ const char *refname, int strict)
{
int i;
static char **scanf_fmts;
for (i = 0; i < nr_rules; i++) {
assert(offset < total_len);
scanf_fmts[i] = (char *)&scanf_fmts[nr_rules] + offset;
- offset += snprintf(scanf_fmts[i], total_len - offset,
- ref_rev_parse_rules[i], 2, "%s") + 1;
+ offset += xsnprintf(scanf_fmts[i], total_len - offset,
+ ref_rev_parse_rules[i], 2, "%s") + 1;
}
}
strbuf_reset(&resolved_buf);
strbuf_addf(&resolved_buf, rule,
short_name_len, short_name);
- if (ref_exists(resolved_buf.buf))
+ if (refs_ref_exists(refs, resolved_buf.buf))
break;
}
return xstrdup(refname);
}
+char *shorten_unambiguous_ref(const char *refname, int strict)
+{
+ return refs_shorten_unambiguous_ref(get_main_ref_store(the_repository),
+ refname, strict);
+}
+
static struct string_list *hide_refs;
int parse_hide_refs_config(const char *var, const char *value, const char *section)
int flag;
if (!refs_read_ref_full(refs, "HEAD", RESOLVE_REF_READING,
- oid.hash, &flag))
+ &oid, &flag))
return fn("HEAD", &oid, flag, cb_data);
return 0;
int head_ref(each_ref_fn fn, void *cb_data)
{
- return refs_head_ref(get_main_ref_store(), fn, cb_data);
+ return refs_head_ref(get_main_ref_store(the_repository), fn, cb_data);
}
struct ref_iterator *refs_ref_iterator_begin(
* non-zero value, stop the iteration and return that value;
* otherwise, return 0.
*/
+static int do_for_each_repo_ref(struct repository *r, const char *prefix,
+ each_repo_ref_fn fn, int trim, int flags,
+ void *cb_data)
+{
+ struct ref_iterator *iter;
+ struct ref_store *refs = get_main_ref_store(r);
+
+ if (!refs)
+ return 0;
+
+ iter = refs_ref_iterator_begin(refs, prefix, trim, flags);
+
+ return do_for_each_repo_ref_iterator(r, iter, fn, cb_data);
+}
+
+struct do_for_each_ref_help {
+ each_ref_fn *fn;
+ void *cb_data;
+};
+
+static int do_for_each_ref_helper(struct repository *r,
+ const char *refname,
+ const struct object_id *oid,
+ int flags,
+ void *cb_data)
+{
+ struct do_for_each_ref_help *hp = cb_data;
+
+ return hp->fn(refname, oid, flags, hp->cb_data);
+}
+
static int do_for_each_ref(struct ref_store *refs, const char *prefix,
each_ref_fn fn, int trim, int flags, void *cb_data)
{
struct ref_iterator *iter;
+ struct do_for_each_ref_help hp = { fn, cb_data };
if (!refs)
return 0;
iter = refs_ref_iterator_begin(refs, prefix, trim, flags);
- return do_for_each_ref_iterator(iter, fn, cb_data);
+ return do_for_each_repo_ref_iterator(the_repository, iter,
+ do_for_each_ref_helper, &hp);
}
int refs_for_each_ref(struct ref_store *refs, each_ref_fn fn, void *cb_data)
int for_each_ref(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_ref(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_ref(get_main_ref_store(the_repository), fn, cb_data);
}
int refs_for_each_ref_in(struct ref_store *refs, const char *prefix,
int for_each_ref_in(const char *prefix, each_ref_fn fn, void *cb_data)
{
- return refs_for_each_ref_in(get_main_ref_store(), prefix, fn, cb_data);
+ return refs_for_each_ref_in(get_main_ref_store(the_repository), prefix, fn, cb_data);
}
int for_each_fullref_in(const char *prefix, each_ref_fn fn, void *cb_data, unsigned int broken)
if (broken)
flag = DO_FOR_EACH_INCLUDE_BROKEN;
- return do_for_each_ref(get_main_ref_store(),
+ return do_for_each_ref(get_main_ref_store(the_repository),
prefix, fn, 0, flag, cb_data);
}
return do_for_each_ref(refs, prefix, fn, 0, flag, cb_data);
}
-int for_each_replace_ref(each_ref_fn fn, void *cb_data)
+int for_each_replace_ref(struct repository *r, each_repo_ref_fn fn, void *cb_data)
{
- return do_for_each_ref(get_main_ref_store(),
- git_replace_ref_base, fn,
- strlen(git_replace_ref_base),
- DO_FOR_EACH_INCLUDE_BROKEN, cb_data);
+ return do_for_each_repo_ref(r, git_replace_ref_base, fn,
+ strlen(git_replace_ref_base),
+ DO_FOR_EACH_INCLUDE_BROKEN, cb_data);
}
int for_each_namespaced_ref(each_ref_fn fn, void *cb_data)
struct strbuf buf = STRBUF_INIT;
int ret;
strbuf_addf(&buf, "%srefs/", get_git_namespace());
- ret = do_for_each_ref(get_main_ref_store(),
+ ret = do_for_each_ref(get_main_ref_store(the_repository),
buf.buf, fn, 0, 0, cb_data);
strbuf_release(&buf);
return ret;
int for_each_rawref(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_rawref(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_rawref(get_main_ref_store(the_repository), fn, cb_data);
+}
+
+static int refs_read_special_head(struct ref_store *ref_store,
+ const char *refname, struct object_id *oid,
+ struct strbuf *referent, unsigned int *type)
+{
+ struct strbuf full_path = STRBUF_INIT;
+ struct strbuf content = STRBUF_INIT;
+ int result = -1;
+ strbuf_addf(&full_path, "%s/%s", ref_store->gitdir, refname);
+
+ if (strbuf_read_file(&content, full_path.buf, 0) < 0)
+ goto done;
+
+ result = parse_loose_ref_contents(content.buf, oid, referent, type);
+
+done:
+ strbuf_release(&full_path);
+ strbuf_release(&content);
+ return result;
}
int refs_read_raw_ref(struct ref_store *ref_store,
- const char *refname, unsigned char *sha1,
+ const char *refname, struct object_id *oid,
struct strbuf *referent, unsigned int *type)
{
- return ref_store->be->read_raw_ref(ref_store, refname, sha1, referent, type);
+ if (!strcmp(refname, "FETCH_HEAD") || !strcmp(refname, "MERGE_HEAD")) {
+ return refs_read_special_head(ref_store, refname, oid, referent,
+ type);
+ }
+
+ return ref_store->be->read_raw_ref(ref_store, refname, oid, referent,
+ type);
}
/* This function needs to return a meaningful errno on failure */
const char *refs_resolve_ref_unsafe(struct ref_store *refs,
const char *refname,
int resolve_flags,
- unsigned char *sha1, int *flags)
+ struct object_id *oid, int *flags)
{
static struct strbuf sb_refname = STRBUF_INIT;
struct object_id unused_oid;
int unused_flags;
int symref_count;
- if (!sha1)
- sha1 = unused_oid.hash;
+ if (!oid)
+ oid = &unused_oid;
if (!flags)
flags = &unused_flags;
unsigned int read_flags = 0;
if (refs_read_raw_ref(refs, refname,
- sha1, &sb_refname, &read_flags)) {
+ oid, &sb_refname, &read_flags)) {
*flags |= read_flags;
/* In reading mode, refs must eventually resolve */
errno != ENOTDIR)
return NULL;
- hashclr(sha1);
+ oidclr(oid);
if (*flags & REF_BAD_NAME)
*flags |= REF_ISBROKEN;
return refname;
if (!(read_flags & REF_ISSYMREF)) {
if (*flags & REF_BAD_NAME) {
- hashclr(sha1);
+ oidclr(oid);
*flags |= REF_ISBROKEN;
}
return refname;
refname = sb_refname.buf;
if (resolve_flags & RESOLVE_REF_NO_RECURSE) {
- hashclr(sha1);
+ oidclr(oid);
return refname;
}
if (check_refname_format(refname, REFNAME_ALLOW_ONELEVEL)) {
/* backend functions */
int refs_init_db(struct strbuf *err)
{
- struct ref_store *refs = get_main_ref_store();
+ struct ref_store *refs = get_main_ref_store(the_repository);
return refs->be->init_db(refs, err);
}
const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
- unsigned char *sha1, int *flags)
+ struct object_id *oid, int *flags)
{
- return refs_resolve_ref_unsafe(get_main_ref_store(), refname,
- resolve_flags, sha1, flags);
+ return refs_resolve_ref_unsafe(get_main_ref_store(the_repository), refname,
+ resolve_flags, oid, flags);
}
int resolve_gitlink_ref(const char *submodule, const char *refname,
- unsigned char *sha1)
+ struct object_id *oid)
{
struct ref_store *refs;
int flags;
if (!refs)
return -1;
- if (!refs_resolve_ref_unsafe(refs, refname, 0, sha1, &flags) ||
- is_null_sha1(sha1))
+ if (!refs_resolve_ref_unsafe(refs, refname, 0, oid, &flags) ||
+ is_null_oid(oid))
return -1;
return 0;
}
struct ref_store_hash_entry
{
- struct hashmap_entry ent; /* must be the first member! */
+ struct hashmap_entry ent;
struct ref_store *refs;
};
static int ref_store_hash_cmp(const void *unused_cmp_data,
- const void *entry, const void *entry_or_key,
+ const struct hashmap_entry *eptr,
+ const struct hashmap_entry *entry_or_key,
const void *keydata)
{
- const struct ref_store_hash_entry *e1 = entry, *e2 = entry_or_key;
- const char *name = keydata ? keydata : e2->name;
+ const struct ref_store_hash_entry *e1, *e2;
+ const char *name;
+
+ e1 = container_of(eptr, const struct ref_store_hash_entry, ent);
+ e2 = container_of(entry_or_key, const struct ref_store_hash_entry, ent);
+ name = keydata ? keydata : e2->name;
return strcmp(e1->name, name);
}
struct ref_store_hash_entry *entry;
FLEX_ALLOC_STR(entry, name, name);
- hashmap_entry_init(entry, strhash(name));
+ hashmap_entry_init(&entry->ent, strhash(name));
entry->refs = refs;
return entry;
}
-/* A pointer to the ref_store for the main repository: */
-static struct ref_store *main_ref_store;
-
/* A hashmap of ref_stores, stored by submodule name: */
static struct hashmap submodule_ref_stores;
const char *name)
{
struct ref_store_hash_entry *entry;
+ unsigned int hash;
if (!map->tablesize)
/* It's initialized on demand in register_ref_store(). */
return NULL;
- entry = hashmap_get_from_hash(map, strhash(name), name);
+ hash = strhash(name);
+ entry = hashmap_get_entry_from_hash(map, hash, name,
+ struct ref_store_hash_entry, ent);
return entry ? entry->refs : NULL;
}
struct ref_store *refs;
if (!be)
- die("BUG: reference backend %s is unknown", be_name);
+ BUG("reference backend %s is unknown", be_name);
refs = be->init(gitdir, flags);
return refs;
}
-struct ref_store *get_main_ref_store(void)
+struct ref_store *get_main_ref_store(struct repository *r)
{
- if (main_ref_store)
- return main_ref_store;
+ if (r->refs_private)
+ return r->refs_private;
+
+ if (!r->gitdir)
+ BUG("attempting to get main_ref_store outside of repository");
- main_ref_store = ref_store_init(get_git_dir(), REF_STORE_ALL_CAPS);
- return main_ref_store;
+ r->refs_private = ref_store_init(r->gitdir, REF_STORE_ALL_CAPS);
+ r->refs_private = maybe_debug_wrap_ref_store(r->gitdir, r->refs_private);
+ return r->refs_private;
}
/*
struct ref_store *refs,
const char *name)
{
+ struct ref_store_hash_entry *entry;
+
if (!map->tablesize)
hashmap_init(map, ref_store_hash_cmp, NULL, 0);
- if (hashmap_put(map, alloc_ref_store_hash_entry(name, refs)))
- die("BUG: %s ref_store '%s' initialized twice", type, name);
+ entry = alloc_ref_store_hash_entry(name, refs);
+ if (hashmap_put(map, &entry->ent))
+ BUG("%s ref_store '%s' initialized twice", type, name);
}
struct ref_store *get_submodule_ref_store(const char *submodule)
const char *id;
if (wt->is_current)
- return get_main_ref_store();
+ return get_main_ref_store(the_repository);
id = wt->id ? wt->id : "/";
refs = lookup_ref_store_map(&worktree_ref_stores, id);
}
int refs_peel_ref(struct ref_store *refs, const char *refname,
- unsigned char *sha1)
+ struct object_id *oid)
{
int flag;
- unsigned char base[20];
+ struct object_id base;
if (current_ref_iter && current_ref_iter->refname == refname) {
struct object_id peeled;
if (ref_iterator_peel(current_ref_iter, &peeled))
return -1;
- hashcpy(sha1, peeled.hash);
+ oidcpy(oid, &peeled);
return 0;
}
if (refs_read_ref_full(refs, refname,
- RESOLVE_REF_READING, base, &flag))
+ RESOLVE_REF_READING, &base, &flag))
return -1;
- return peel_object(base, sha1);
+ return peel_object(&base, oid);
}
-int peel_ref(const char *refname, unsigned char *sha1)
+int peel_ref(const char *refname, struct object_id *oid)
{
- return refs_peel_ref(get_main_ref_store(), refname, sha1);
+ return refs_peel_ref(get_main_ref_store(the_repository), refname, oid);
}
int refs_create_symref(struct ref_store *refs,
const char *refs_heads_master,
const char *logmsg)
{
- return refs->be->create_symref(refs, ref_target,
- refs_heads_master,
- logmsg);
+ char *msg;
+ int retval;
+
+ msg = normalize_reflog_message(logmsg);
+ retval = refs->be->create_symref(refs, ref_target, refs_heads_master,
+ msg);
+ free(msg);
+ return retval;
}
int create_symref(const char *ref_target, const char *refs_heads_master,
const char *logmsg)
{
- return refs_create_symref(get_main_ref_store(), ref_target,
+ return refs_create_symref(get_main_ref_store(the_repository), ref_target,
refs_heads_master, logmsg);
}
if (!cmp) {
strbuf_addf(err,
- "multiple updates for ref '%s' not allowed.",
+ _("multiple updates for ref '%s' not allowed"),
refnames->items[i].string);
return 1;
} else if (cmp > 0) {
- die("BUG: ref_update_reject_duplicates() received unsorted list");
+ BUG("ref_update_reject_duplicates() received unsorted list");
}
}
return 0;
}
+static int run_transaction_hook(struct ref_transaction *transaction,
+ const char *state)
+{
+ struct child_process proc = CHILD_PROCESS_INIT;
+ struct strbuf buf = STRBUF_INIT;
+ const char *hook;
+ int ret = 0, i;
+
+ hook = find_hook("reference-transaction");
+ if (!hook)
+ return ret;
+
+ strvec_pushl(&proc.args, hook, state, NULL);
+ proc.in = -1;
+ proc.stdout_to_stderr = 1;
+ proc.trace2_hook_name = "reference-transaction";
+
+ ret = start_command(&proc);
+ if (ret)
+ return ret;
+
+ sigchain_push(SIGPIPE, SIG_IGN);
+
+ for (i = 0; i < transaction->nr; i++) {
+ struct ref_update *update = transaction->updates[i];
+
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "%s %s %s\n",
+ oid_to_hex(&update->old_oid),
+ oid_to_hex(&update->new_oid),
+ update->refname);
+
+ if (write_in_full(proc.in, buf.buf, buf.len) < 0) {
+ if (errno != EPIPE)
+ ret = -1;
+ break;
+ }
+ }
+
+ close(proc.in);
+ sigchain_pop(SIGPIPE);
+ strbuf_release(&buf);
+
+ ret |= finish_command(&proc);
+ return ret;
+}
+
int ref_transaction_prepare(struct ref_transaction *transaction,
struct strbuf *err)
{
struct ref_store *refs = transaction->ref_store;
+ int ret;
switch (transaction->state) {
case REF_TRANSACTION_OPEN:
/* Good. */
break;
case REF_TRANSACTION_PREPARED:
- die("BUG: prepare called twice on reference transaction");
+ BUG("prepare called twice on reference transaction");
break;
case REF_TRANSACTION_CLOSED:
- die("BUG: prepare called on a closed reference transaction");
+ BUG("prepare called on a closed reference transaction");
break;
default:
- die("BUG: unexpected reference transaction state");
+ BUG("unexpected reference transaction state");
break;
}
return -1;
}
- return refs->be->transaction_prepare(refs, transaction, err);
+ ret = refs->be->transaction_prepare(refs, transaction, err);
+ if (ret)
+ return ret;
+
+ ret = run_transaction_hook(transaction, "prepared");
+ if (ret) {
+ ref_transaction_abort(transaction, err);
+ die(_("ref updates aborted by hook"));
+ }
+
+ return 0;
}
int ref_transaction_abort(struct ref_transaction *transaction,
ret = refs->be->transaction_abort(refs, transaction, err);
break;
case REF_TRANSACTION_CLOSED:
- die("BUG: abort called on a closed reference transaction");
+ BUG("abort called on a closed reference transaction");
break;
default:
- die("BUG: unexpected reference transaction state");
+ BUG("unexpected reference transaction state");
break;
}
+ run_transaction_hook(transaction, "aborted");
+
ref_transaction_free(transaction);
return ret;
}
/* Fall through to finish. */
break;
case REF_TRANSACTION_CLOSED:
- die("BUG: commit called on a closed reference transaction");
+ BUG("commit called on a closed reference transaction");
break;
default:
- die("BUG: unexpected reference transaction state");
+ BUG("unexpected reference transaction state");
break;
}
- return refs->be->transaction_finish(refs, transaction, err);
+ ret = refs->be->transaction_finish(refs, transaction, err);
+ if (!ret)
+ run_transaction_hook(transaction, "committed");
+ return ret;
}
int refs_verify_refname_available(struct ref_store *refs,
if (skip && string_list_has_string(skip, dirname.buf))
continue;
- if (!refs_read_raw_ref(refs, dirname.buf, oid.hash, &referent, &type)) {
- strbuf_addf(err, "'%s' exists; cannot create '%s'",
+ if (!refs_read_raw_ref(refs, dirname.buf, &oid, &referent, &type)) {
+ strbuf_addf(err, _("'%s' exists; cannot create '%s'"),
dirname.buf, refname);
goto cleanup;
}
if (extras && string_list_has_string(extras, dirname.buf)) {
- strbuf_addf(err, "cannot process '%s' and '%s' at the same time",
+ strbuf_addf(err, _("cannot process '%s' and '%s' at the same time"),
refname, dirname.buf);
goto cleanup;
}
string_list_has_string(skip, iter->refname))
continue;
- strbuf_addf(err, "'%s' exists; cannot create '%s'",
+ strbuf_addf(err, _("'%s' exists; cannot create '%s'"),
iter->refname, refname);
ref_iterator_abort(iter);
goto cleanup;
}
if (ok != ITER_DONE)
- die("BUG: error while iterating over references");
+ BUG("error while iterating over references");
extra_refname = find_descendant_ref(dirname.buf, extras, skip);
if (extra_refname)
- strbuf_addf(err, "cannot process '%s' and '%s' at the same time",
+ strbuf_addf(err, _("cannot process '%s' and '%s' at the same time"),
refname, extra_refname);
else
ret = 0;
int refs_for_each_reflog(struct ref_store *refs, each_ref_fn fn, void *cb_data)
{
struct ref_iterator *iter;
+ struct do_for_each_ref_help hp = { fn, cb_data };
iter = refs->be->reflog_iterator_begin(refs);
- return do_for_each_ref_iterator(iter, fn, cb_data);
+ return do_for_each_repo_ref_iterator(the_repository, iter,
+ do_for_each_ref_helper, &hp);
}
int for_each_reflog(each_ref_fn fn, void *cb_data)
{
- return refs_for_each_reflog(get_main_ref_store(), fn, cb_data);
+ return refs_for_each_reflog(get_main_ref_store(the_repository), fn, cb_data);
}
int refs_for_each_reflog_ent_reverse(struct ref_store *refs,
int for_each_reflog_ent_reverse(const char *refname, each_reflog_ent_fn fn,
void *cb_data)
{
- return refs_for_each_reflog_ent_reverse(get_main_ref_store(),
+ return refs_for_each_reflog_ent_reverse(get_main_ref_store(the_repository),
refname, fn, cb_data);
}
int for_each_reflog_ent(const char *refname, each_reflog_ent_fn fn,
void *cb_data)
{
- return refs_for_each_reflog_ent(get_main_ref_store(), refname,
+ return refs_for_each_reflog_ent(get_main_ref_store(the_repository), refname,
fn, cb_data);
}
int reflog_exists(const char *refname)
{
- return refs_reflog_exists(get_main_ref_store(), refname);
+ return refs_reflog_exists(get_main_ref_store(the_repository), refname);
}
int refs_create_reflog(struct ref_store *refs, const char *refname,
int safe_create_reflog(const char *refname, int force_create,
struct strbuf *err)
{
- return refs_create_reflog(get_main_ref_store(), refname,
+ return refs_create_reflog(get_main_ref_store(the_repository), refname,
force_create, err);
}
int delete_reflog(const char *refname)
{
- return refs_delete_reflog(get_main_ref_store(), refname);
+ return refs_delete_reflog(get_main_ref_store(the_repository), refname);
}
int refs_reflog_expire(struct ref_store *refs,
- const char *refname, const unsigned char *sha1,
+ const char *refname, const struct object_id *oid,
unsigned int flags,
reflog_expiry_prepare_fn prepare_fn,
reflog_expiry_should_prune_fn should_prune_fn,
reflog_expiry_cleanup_fn cleanup_fn,
void *policy_cb_data)
{
- return refs->be->reflog_expire(refs, refname, sha1, flags,
+ return refs->be->reflog_expire(refs, refname, oid, flags,
prepare_fn, should_prune_fn,
cleanup_fn, policy_cb_data);
}
-int reflog_expire(const char *refname, const unsigned char *sha1,
+int reflog_expire(const char *refname, const struct object_id *oid,
unsigned int flags,
reflog_expiry_prepare_fn prepare_fn,
reflog_expiry_should_prune_fn should_prune_fn,
reflog_expiry_cleanup_fn cleanup_fn,
void *policy_cb_data)
{
- return refs_reflog_expire(get_main_ref_store(),
- refname, sha1, flags,
+ return refs_reflog_expire(get_main_ref_store(the_repository),
+ refname, oid, flags,
prepare_fn, should_prune_fn,
cleanup_fn, policy_cb_data);
}
return refs->be->initial_transaction_commit(refs, transaction, err);
}
-int refs_delete_refs(struct ref_store *refs, const char *msg,
+int refs_delete_refs(struct ref_store *refs, const char *logmsg,
struct string_list *refnames, unsigned int flags)
{
- return refs->be->delete_refs(refs, msg, refnames, flags);
+ char *msg;
+ int retval;
+
+ msg = normalize_reflog_message(logmsg);
+ retval = refs->be->delete_refs(refs, msg, refnames, flags);
+ free(msg);
+ return retval;
}
int delete_refs(const char *msg, struct string_list *refnames,
unsigned int flags)
{
- return refs_delete_refs(get_main_ref_store(), msg, refnames, flags);
+ return refs_delete_refs(get_main_ref_store(the_repository), msg, refnames, flags);
}
int refs_rename_ref(struct ref_store *refs, const char *oldref,
const char *newref, const char *logmsg)
{
- return refs->be->rename_ref(refs, oldref, newref, logmsg);
+ char *msg;
+ int retval;
+
+ msg = normalize_reflog_message(logmsg);
+ retval = refs->be->rename_ref(refs, oldref, newref, msg);
+ free(msg);
+ return retval;
}
int rename_ref(const char *oldref, const char *newref, const char *logmsg)
{
- return refs_rename_ref(get_main_ref_store(), oldref, newref, logmsg);
+ return refs_rename_ref(get_main_ref_store(the_repository), oldref, newref, logmsg);
}
int refs_copy_existing_ref(struct ref_store *refs, const char *oldref,
const char *newref, const char *logmsg)
{
- return refs->be->copy_ref(refs, oldref, newref, logmsg);
+ char *msg;
+ int retval;
+
+ msg = normalize_reflog_message(logmsg);
+ retval = refs->be->copy_ref(refs, oldref, newref, msg);
+ free(msg);
+ return retval;
}
int copy_existing_ref(const char *oldref, const char *newref, const char *logmsg)
{
- return refs_copy_existing_ref(get_main_ref_store(), oldref, newref, logmsg);
+ return refs_copy_existing_ref(get_main_ref_store(the_repository), oldref, newref, logmsg);
}