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Diffstat (limited to 'builtin/am.c')
-rw-r--r--builtin/am.c171
1 files changed, 91 insertions, 80 deletions
diff --git a/builtin/am.c b/builtin/am.c
index d7513f5375..9c82603f70 100644
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -708,6 +708,7 @@ static int split_mail_mbox(struct am_state *state, const char **paths,
{
struct child_process cp = CHILD_PROCESS_INIT;
struct strbuf last = STRBUF_INIT;
+ int ret;
cp.git_cmd = 1;
argv_array_push(&cp.args, "mailsplit");
@@ -721,13 +722,16 @@ static int split_mail_mbox(struct am_state *state, const char **paths,
argv_array_push(&cp.args, "--");
argv_array_pushv(&cp.args, paths);
- if (capture_command(&cp, &last, 8))
- return -1;
+ ret = capture_command(&cp, &last, 8);
+ if (ret)
+ goto exit;
state->cur = 1;
state->last = strtol(last.buf, NULL, 10);
- return 0;
+exit:
+ strbuf_release(&last);
+ return ret ? -1 : 0;
}
/**
@@ -1007,6 +1011,7 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
if (mkdir(state->dir, 0777) < 0 && errno != EEXIST)
die_errno(_("failed to create directory '%s'"), state->dir);
+ delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
if (split_mail(state, patch_format, paths, keep_cr) < 0) {
am_destroy(state);
@@ -1057,7 +1062,7 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
}
write_state_text(state, "scissors", str);
- sq_quote_argv(&sb, state->git_apply_opts.argv, 0);
+ sq_quote_argv(&sb, state->git_apply_opts.argv);
write_state_text(state, "apply-opt", sb.buf);
if (state->rebasing)
@@ -1068,8 +1073,8 @@ static void am_setup(struct am_state *state, enum patch_format patch_format,
if (!get_oid("HEAD", &curr_head)) {
write_state_text(state, "abort-safety", oid_to_hex(&curr_head));
if (!state->rebasing)
- update_ref_oid("am", "ORIG_HEAD", &curr_head, NULL, 0,
- UPDATE_REFS_DIE_ON_ERR);
+ update_ref("am", "ORIG_HEAD", &curr_head, NULL, 0,
+ UPDATE_REFS_DIE_ON_ERR);
} else {
write_state_text(state, "abort-safety", "");
if (!state->rebasing)
@@ -1106,6 +1111,7 @@ static void am_next(struct am_state *state)
oidclr(&state->orig_commit);
unlink(am_path(state, "original-commit"));
+ delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
if (!get_oid("HEAD", &head))
write_state_text(state, "abort-safety", oid_to_hex(&head));
@@ -1134,52 +1140,15 @@ static const char *msgnum(const struct am_state *state)
*/
static void refresh_and_write_cache(void)
{
- struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
+ struct lock_file lock_file = LOCK_INIT;
- hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+ hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
refresh_cache(REFRESH_QUIET);
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("unable to write index file"));
}
/**
- * Returns 1 if the index differs from HEAD, 0 otherwise. When on an unborn
- * branch, returns 1 if there are entries in the index, 0 otherwise. If an
- * strbuf is provided, the space-separated list of files that differ will be
- * appended to it.
- */
-static int index_has_changes(struct strbuf *sb)
-{
- struct object_id head;
- int i;
-
- if (!get_oid_tree("HEAD", &head)) {
- struct diff_options opt;
-
- diff_setup(&opt);
- DIFF_OPT_SET(&opt, EXIT_WITH_STATUS);
- if (!sb)
- DIFF_OPT_SET(&opt, QUICK);
- do_diff_cache(&head, &opt);
- diffcore_std(&opt);
- for (i = 0; sb && i < diff_queued_diff.nr; i++) {
- if (i)
- strbuf_addch(sb, ' ');
- strbuf_addstr(sb, diff_queued_diff.queue[i]->two->path);
- }
- diff_flush(&opt);
- return DIFF_OPT_TST(&opt, HAS_CHANGES) != 0;
- } else {
- for (i = 0; sb && i < active_nr; i++) {
- if (i)
- strbuf_addch(sb, ' ');
- strbuf_addstr(sb, active_cache[i]->name);
- }
- return !!active_nr;
- }
-}
-
-/**
* Dies with a user-friendly message on how to proceed after resolving the
* problem. This message can be overridden with state->resolvemsg.
*/
@@ -1409,8 +1378,8 @@ static void write_commit_patch(const struct am_state *state, struct commit *comm
rev_info.show_root_diff = 1;
rev_info.diffopt.output_format = DIFF_FORMAT_PATCH;
rev_info.no_commit_id = 1;
- DIFF_OPT_SET(&rev_info.diffopt, BINARY);
- DIFF_OPT_SET(&rev_info.diffopt, FULL_INDEX);
+ rev_info.diffopt.flags.binary = 1;
+ rev_info.diffopt.flags.full_index = 1;
rev_info.diffopt.use_color = 0;
rev_info.diffopt.file = fp;
rev_info.diffopt.close_file = 1;
@@ -1433,7 +1402,7 @@ static void write_index_patch(const struct am_state *state)
if (!get_oid_tree("HEAD", &head))
tree = lookup_tree(&head);
else
- tree = lookup_tree(&empty_tree_oid);
+ tree = lookup_tree(the_hash_algo->empty_tree);
fp = xfopen(am_path(state, "patch"), "w");
init_revisions(&rev_info, NULL);
@@ -1474,6 +1443,8 @@ static int parse_mail_rebase(struct am_state *state, const char *mail)
oidcpy(&state->orig_commit, &commit_oid);
write_state_text(state, "original-commit", oid_to_hex(&commit_oid));
+ update_ref("am", "REBASE_HEAD", &commit_oid,
+ NULL, REF_NO_DEREF, UPDATE_REFS_DIE_ON_ERR);
return 0;
}
@@ -1488,11 +1459,10 @@ static int run_apply(const struct am_state *state, const char *index_file)
struct argv_array apply_opts = ARGV_ARRAY_INIT;
struct apply_state apply_state;
int res, opts_left;
- static struct lock_file lock_file;
int force_apply = 0;
int options = 0;
- if (init_apply_state(&apply_state, NULL, &lock_file))
+ if (init_apply_state(&apply_state, NULL))
die("BUG: init_apply_state() failed");
argv_array_push(&apply_opts, "apply");
@@ -1580,7 +1550,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
discard_cache();
read_cache_from(index_path);
- if (write_index_as_tree(orig_tree.hash, &the_index, index_path, 0, NULL))
+ if (write_index_as_tree(&orig_tree, &the_index, index_path, 0, NULL))
return error(_("Repository lacks necessary blobs to fall back on 3-way merge."));
say(state, stdout, _("Using index info to reconstruct a base tree..."));
@@ -1605,7 +1575,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
return error(_("Did you hand edit your patch?\n"
"It does not apply to blobs recorded in its index."));
- if (write_index_as_tree(their_tree.hash, &the_index, index_path, 0, NULL))
+ if (write_index_as_tree(&their_tree, &the_index, index_path, 0, NULL))
return error("could not write tree");
say(state, stdout, _("Falling back to patching base and 3-way merge..."));
@@ -1656,7 +1626,7 @@ static void do_commit(const struct am_state *state)
if (run_hook_le(NULL, "pre-applypatch", NULL))
exit(1);
- if (write_cache_as_tree(tree.hash, 0, NULL))
+ if (write_cache_as_tree(&tree, 0, NULL))
die(_("git write-tree failed to write a tree"));
if (!get_oid_commit("HEAD", &parent)) {
@@ -1675,8 +1645,8 @@ static void do_commit(const struct am_state *state)
setenv("GIT_COMMITTER_DATE",
state->ignore_date ? "" : state->author_date, 1);
- if (commit_tree(state->msg, state->msg_len, tree.hash, parents, commit.hash,
- author, state->sign_commit))
+ if (commit_tree(state->msg, state->msg_len, &tree, parents, &commit,
+ author, state->sign_commit))
die(_("failed to write commit object"));
reflog_msg = getenv("GIT_REFLOG_ACTION");
@@ -1686,8 +1656,8 @@ static void do_commit(const struct am_state *state)
strbuf_addf(&sb, "%s: %.*s", reflog_msg, linelen(state->msg),
state->msg);
- update_ref_oid(sb.buf, "HEAD", &commit, old_oid, 0,
- UPDATE_REFS_DIE_ON_ERR);
+ update_ref(sb.buf, "HEAD", &commit, old_oid, 0,
+ UPDATE_REFS_DIE_ON_ERR);
if (state->rebasing) {
FILE *fp = xfopen(am_path(state, "rewritten"), "a");
@@ -1865,8 +1835,7 @@ static void am_run(struct am_state *state, int resume)
git_config_get_bool("advice.amworkdir", &advice_amworkdir);
if (advice_amworkdir)
- printf_ln(_("The copy of the patch that failed is found in: %s"),
- am_path(state, "patch"));
+ printf_ln(_("Use 'git am --show-current-patch' to see the failed patch"));
die_user_resolve(state);
}
@@ -1893,7 +1862,7 @@ next:
*/
if (!state->rebasing) {
am_destroy(state);
- close_all_packs();
+ close_all_packs(the_repository->objects);
run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
}
}
@@ -1946,15 +1915,14 @@ next:
*/
static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
{
- struct lock_file *lock_file;
+ struct lock_file lock_file = LOCK_INIT;
struct unpack_trees_options opts;
struct tree_desc t[2];
if (parse_tree(head) || parse_tree(remote))
return -1;
- lock_file = xcalloc(1, sizeof(struct lock_file));
- hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+ hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
refresh_cache(REFRESH_QUIET);
@@ -1970,11 +1938,11 @@ static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
init_tree_desc(&t[1], remote->buffer, remote->size);
if (unpack_trees(2, t, &opts)) {
- rollback_lock_file(lock_file);
+ rollback_lock_file(&lock_file);
return -1;
}
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
return 0;
@@ -1986,15 +1954,14 @@ static int fast_forward_to(struct tree *head, struct tree *remote, int reset)
*/
static int merge_tree(struct tree *tree)
{
- struct lock_file *lock_file;
+ struct lock_file lock_file = LOCK_INIT;
struct unpack_trees_options opts;
struct tree_desc t[1];
if (parse_tree(tree))
return -1;
- lock_file = xcalloc(1, sizeof(struct lock_file));
- hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+ hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
memset(&opts, 0, sizeof(opts));
opts.head_idx = 1;
@@ -2005,11 +1972,11 @@ static int merge_tree(struct tree *tree)
init_tree_desc(&t[0], tree->buffer, tree->size);
if (unpack_trees(1, t, &opts)) {
- rollback_lock_file(lock_file);
+ rollback_lock_file(&lock_file);
return -1;
}
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
return 0;
@@ -2037,7 +2004,7 @@ static int clean_index(const struct object_id *head, const struct object_id *rem
if (fast_forward_to(head_tree, head_tree, 1))
return -1;
- if (write_cache_as_tree(index.hash, 0, NULL))
+ if (write_cache_as_tree(&index, 0, NULL))
return -1;
index_tree = parse_tree_indirect(&index);
@@ -2135,7 +2102,7 @@ static void am_abort(struct am_state *state)
am_rerere_clear();
- curr_branch = resolve_refdup("HEAD", 0, curr_head.hash, NULL);
+ curr_branch = resolve_refdup("HEAD", 0, &curr_head, NULL);
has_curr_head = curr_branch && !is_null_oid(&curr_head);
if (!has_curr_head)
hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN);
@@ -2147,16 +2114,44 @@ static void am_abort(struct am_state *state)
clean_index(&curr_head, &orig_head);
if (has_orig_head)
- update_ref_oid("am --abort", "HEAD", &orig_head,
- has_curr_head ? &curr_head : NULL, 0,
- UPDATE_REFS_DIE_ON_ERR);
+ update_ref("am --abort", "HEAD", &orig_head,
+ has_curr_head ? &curr_head : NULL, 0,
+ UPDATE_REFS_DIE_ON_ERR);
else if (curr_branch)
- delete_ref(NULL, curr_branch, NULL, REF_NODEREF);
+ delete_ref(NULL, curr_branch, NULL, REF_NO_DEREF);
free(curr_branch);
am_destroy(state);
}
+static int show_patch(struct am_state *state)
+{
+ struct strbuf sb = STRBUF_INIT;
+ const char *patch_path;
+ int len;
+
+ if (!is_null_oid(&state->orig_commit)) {
+ const char *av[4] = { "show", NULL, "--", NULL };
+ char *new_oid_str;
+ int ret;
+
+ av[1] = new_oid_str = xstrdup(oid_to_hex(&state->orig_commit));
+ ret = run_command_v_opt(av, RUN_GIT_CMD);
+ free(new_oid_str);
+ return ret;
+ }
+
+ patch_path = am_path(state, msgnum(state));
+ len = strbuf_read_file(&sb, patch_path, 0);
+ if (len < 0)
+ die_errno(_("failed to read '%s'"), patch_path);
+
+ setup_pager();
+ write_in_full(1, sb.buf, sb.len);
+ strbuf_release(&sb);
+ return 0;
+}
+
/**
* parse_options() callback that validates and sets opt->value to the
* PATCH_FORMAT_* enum value corresponding to `arg`.
@@ -2185,7 +2180,9 @@ enum resume_mode {
RESUME_APPLY,
RESUME_RESOLVED,
RESUME_SKIP,
- RESUME_ABORT
+ RESUME_ABORT,
+ RESUME_QUIT,
+ RESUME_SHOW_PATCH
};
static int git_am_config(const char *k, const char *v, void *cb)
@@ -2207,6 +2204,7 @@ int cmd_am(int argc, const char **argv, const char *prefix)
int patch_format = PATCH_FORMAT_UNKNOWN;
enum resume_mode resume = RESUME_FALSE;
int in_progress;
+ int ret = 0;
const char * const usage[] = {
N_("git am [<options>] [(<mbox> | <Maildir>)...]"),
@@ -2285,6 +2283,12 @@ int cmd_am(int argc, const char **argv, const char *prefix)
OPT_CMDMODE(0, "abort", &resume,
N_("restore the original branch and abort the patching operation."),
RESUME_ABORT),
+ OPT_CMDMODE(0, "quit", &resume,
+ N_("abort the patching operation but keep HEAD where it is."),
+ RESUME_QUIT),
+ OPT_CMDMODE(0, "show-current-patch", &resume,
+ N_("show the patch being applied."),
+ RESUME_SHOW_PATCH),
OPT_BOOL(0, "committer-date-is-author-date",
&state.committer_date_is_author_date,
N_("lie about committer date")),
@@ -2353,7 +2357,7 @@ int cmd_am(int argc, const char **argv, const char *prefix)
* stray directories.
*/
if (file_exists(state.dir) && !state.rebasing) {
- if (resume == RESUME_ABORT) {
+ if (resume == RESUME_ABORT || resume == RESUME_QUIT) {
am_destroy(&state);
am_state_release(&state);
return 0;
@@ -2395,11 +2399,18 @@ int cmd_am(int argc, const char **argv, const char *prefix)
case RESUME_ABORT:
am_abort(&state);
break;
+ case RESUME_QUIT:
+ am_rerere_clear();
+ am_destroy(&state);
+ break;
+ case RESUME_SHOW_PATCH:
+ ret = show_patch(&state);
+ break;
default:
die("BUG: invalid resume value");
}
am_state_release(&state);
- return 0;
+ return ret;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-13 20:34:54 +0000