mirror of
https://github.com/git/git.git
synced 2024-12-15 21:04:10 +08:00
1d18d7581c
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
187 lines
5.0 KiB
C
187 lines
5.0 KiB
C
#include "cache.h"
|
|
#include "config.h"
|
|
#include "commit.h"
|
|
#include "refs.h"
|
|
#include "notes-utils.h"
|
|
#include "repository.h"
|
|
|
|
void create_notes_commit(struct repository *r,
|
|
struct notes_tree *t,
|
|
struct commit_list *parents,
|
|
const char *msg, size_t msg_len,
|
|
struct object_id *result_oid)
|
|
{
|
|
struct object_id tree_oid;
|
|
|
|
assert(t->initialized);
|
|
|
|
if (write_notes_tree(t, &tree_oid))
|
|
die("Failed to write notes tree to database");
|
|
|
|
if (!parents) {
|
|
/* Deduce parent commit from t->ref */
|
|
struct object_id parent_oid;
|
|
if (!read_ref(t->ref, &parent_oid)) {
|
|
struct commit *parent = lookup_commit(r, &parent_oid);
|
|
if (parse_commit(parent))
|
|
die("Failed to find/parse commit %s", t->ref);
|
|
commit_list_insert(parent, &parents);
|
|
}
|
|
/* else: t->ref points to nothing, assume root/orphan commit */
|
|
}
|
|
|
|
if (commit_tree(msg, msg_len, &tree_oid, parents, result_oid, NULL,
|
|
NULL))
|
|
die("Failed to commit notes tree to database");
|
|
}
|
|
|
|
void commit_notes(struct repository *r, struct notes_tree *t, const char *msg)
|
|
{
|
|
struct strbuf buf = STRBUF_INIT;
|
|
struct object_id commit_oid;
|
|
|
|
if (!t)
|
|
t = &default_notes_tree;
|
|
if (!t->initialized || !t->update_ref || !*t->update_ref)
|
|
die(_("Cannot commit uninitialized/unreferenced notes tree"));
|
|
if (!t->dirty)
|
|
return; /* don't have to commit an unchanged tree */
|
|
|
|
/* Prepare commit message and reflog message */
|
|
strbuf_addstr(&buf, msg);
|
|
strbuf_complete_line(&buf);
|
|
|
|
create_notes_commit(r, t, NULL, buf.buf, buf.len, &commit_oid);
|
|
strbuf_insert(&buf, 0, "notes: ", 7); /* commit message starts at index 7 */
|
|
update_ref(buf.buf, t->update_ref, &commit_oid, NULL, 0,
|
|
UPDATE_REFS_DIE_ON_ERR);
|
|
|
|
strbuf_release(&buf);
|
|
}
|
|
|
|
int parse_notes_merge_strategy(const char *v, enum notes_merge_strategy *s)
|
|
{
|
|
if (!strcmp(v, "manual"))
|
|
*s = NOTES_MERGE_RESOLVE_MANUAL;
|
|
else if (!strcmp(v, "ours"))
|
|
*s = NOTES_MERGE_RESOLVE_OURS;
|
|
else if (!strcmp(v, "theirs"))
|
|
*s = NOTES_MERGE_RESOLVE_THEIRS;
|
|
else if (!strcmp(v, "union"))
|
|
*s = NOTES_MERGE_RESOLVE_UNION;
|
|
else if (!strcmp(v, "cat_sort_uniq"))
|
|
*s = NOTES_MERGE_RESOLVE_CAT_SORT_UNIQ;
|
|
else
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static combine_notes_fn parse_combine_notes_fn(const char *v)
|
|
{
|
|
if (!strcasecmp(v, "overwrite"))
|
|
return combine_notes_overwrite;
|
|
else if (!strcasecmp(v, "ignore"))
|
|
return combine_notes_ignore;
|
|
else if (!strcasecmp(v, "concatenate"))
|
|
return combine_notes_concatenate;
|
|
else if (!strcasecmp(v, "cat_sort_uniq"))
|
|
return combine_notes_cat_sort_uniq;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static int notes_rewrite_config(const char *k, const char *v, void *cb)
|
|
{
|
|
struct notes_rewrite_cfg *c = cb;
|
|
if (starts_with(k, "notes.rewrite.") && !strcmp(k+14, c->cmd)) {
|
|
c->enabled = git_config_bool(k, v);
|
|
return 0;
|
|
} else if (!c->mode_from_env && !strcmp(k, "notes.rewritemode")) {
|
|
if (!v)
|
|
return config_error_nonbool(k);
|
|
c->combine = parse_combine_notes_fn(v);
|
|
if (!c->combine) {
|
|
error(_("Bad notes.rewriteMode value: '%s'"), v);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
} else if (!c->refs_from_env && !strcmp(k, "notes.rewriteref")) {
|
|
/* note that a refs/ prefix is implied in the
|
|
* underlying for_each_glob_ref */
|
|
if (starts_with(v, "refs/notes/"))
|
|
string_list_add_refs_by_glob(c->refs, v);
|
|
else
|
|
warning(_("Refusing to rewrite notes in %s"
|
|
" (outside of refs/notes/)"), v);
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
struct notes_rewrite_cfg *init_copy_notes_for_rewrite(const char *cmd)
|
|
{
|
|
struct notes_rewrite_cfg *c = xmalloc(sizeof(struct notes_rewrite_cfg));
|
|
const char *rewrite_mode_env = getenv(GIT_NOTES_REWRITE_MODE_ENVIRONMENT);
|
|
const char *rewrite_refs_env = getenv(GIT_NOTES_REWRITE_REF_ENVIRONMENT);
|
|
c->cmd = cmd;
|
|
c->enabled = 1;
|
|
c->combine = combine_notes_concatenate;
|
|
c->refs = xcalloc(1, sizeof(struct string_list));
|
|
c->refs->strdup_strings = 1;
|
|
c->refs_from_env = 0;
|
|
c->mode_from_env = 0;
|
|
if (rewrite_mode_env) {
|
|
c->mode_from_env = 1;
|
|
c->combine = parse_combine_notes_fn(rewrite_mode_env);
|
|
if (!c->combine)
|
|
/*
|
|
* TRANSLATORS: The first %s is the name of
|
|
* the environment variable, the second %s is
|
|
* its value.
|
|
*/
|
|
error(_("Bad %s value: '%s'"), GIT_NOTES_REWRITE_MODE_ENVIRONMENT,
|
|
rewrite_mode_env);
|
|
}
|
|
if (rewrite_refs_env) {
|
|
c->refs_from_env = 1;
|
|
string_list_add_refs_from_colon_sep(c->refs, rewrite_refs_env);
|
|
}
|
|
git_config(notes_rewrite_config, c);
|
|
if (!c->enabled || !c->refs->nr) {
|
|
string_list_clear(c->refs, 0);
|
|
free(c->refs);
|
|
free(c);
|
|
return NULL;
|
|
}
|
|
c->trees = load_notes_trees(c->refs, NOTES_INIT_WRITABLE);
|
|
string_list_clear(c->refs, 0);
|
|
free(c->refs);
|
|
return c;
|
|
}
|
|
|
|
int copy_note_for_rewrite(struct notes_rewrite_cfg *c,
|
|
const struct object_id *from_obj, const struct object_id *to_obj)
|
|
{
|
|
int ret = 0;
|
|
int i;
|
|
for (i = 0; c->trees[i]; i++)
|
|
ret = copy_note(c->trees[i], from_obj, to_obj, 1, c->combine) || ret;
|
|
return ret;
|
|
}
|
|
|
|
void finish_copy_notes_for_rewrite(struct repository *r,
|
|
struct notes_rewrite_cfg *c,
|
|
const char *msg)
|
|
{
|
|
int i;
|
|
for (i = 0; c->trees[i]; i++) {
|
|
commit_notes(r, c->trees[i], msg);
|
|
free_notes(c->trees[i]);
|
|
}
|
|
free(c->trees);
|
|
free(c);
|
|
}
|