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-rw-r--r--sequencer.c106
1 files changed, 45 insertions, 61 deletions
diff --git a/sequencer.c b/sequencer.c
index 06e52b4c83..1b9a35e587 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -1,4 +1,5 @@
#include "cache.h"
+#include "lockfile.h"
#include "sequencer.h"
#include "dir.h"
#include "object.h"
@@ -41,7 +42,7 @@ static int is_cherry_picked_from_line(const char *buf, int len)
* We only care that it looks roughly like (cherry picked from ...)
*/
return len > strlen(cherry_picked_prefix) + 1 &&
- !prefixcmp(buf, cherry_picked_prefix) && buf[len - 1] == ')';
+ starts_with(buf, cherry_picked_prefix) && buf[len - 1] == ')';
}
/*
@@ -116,39 +117,23 @@ static const char *action_name(const struct replay_opts *opts)
return opts->action == REPLAY_REVERT ? "revert" : "cherry-pick";
}
-static char *get_encoding(const char *message);
-
struct commit_message {
char *parent_label;
const char *label;
const char *subject;
- char *reencoded_message;
const char *message;
};
static int get_message(struct commit *commit, struct commit_message *out)
{
- const char *encoding;
const char *abbrev, *subject;
int abbrev_len, subject_len;
char *q;
- if (!commit->buffer)
- return -1;
- encoding = get_encoding(commit->buffer);
- if (!encoding)
- encoding = "UTF-8";
if (!git_commit_encoding)
git_commit_encoding = "UTF-8";
- out->reencoded_message = NULL;
- out->message = commit->buffer;
- if (same_encoding(encoding, git_commit_encoding))
- out->reencoded_message = reencode_string(commit->buffer,
- git_commit_encoding, encoding);
- if (out->reencoded_message)
- out->message = out->reencoded_message;
-
+ out->message = logmsg_reencode(commit, NULL, git_commit_encoding);
abbrev = find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV);
abbrev_len = strlen(abbrev);
@@ -167,29 +152,10 @@ static int get_message(struct commit *commit, struct commit_message *out)
return 0;
}
-static void free_message(struct commit_message *msg)
+static void free_message(struct commit *commit, struct commit_message *msg)
{
free(msg->parent_label);
- free(msg->reencoded_message);
-}
-
-static char *get_encoding(const char *message)
-{
- const char *p = message, *eol;
-
- while (*p && *p != '\n') {
- for (eol = p + 1; *eol && *eol != '\n'; eol++)
- ; /* do nothing */
- if (!prefixcmp(p, "encoding ")) {
- char *result = xmalloc(eol - 8 - p);
- strlcpy(result, p + 9, eol - 8 - p);
- return result;
- }
- p = eol;
- if (*p == '\n')
- p++;
- }
- return NULL;
+ unuse_commit_buffer(commit, msg->message);
}
static void write_cherry_pick_head(struct commit *commit, const char *pseudoref)
@@ -272,19 +238,33 @@ static int error_dirty_index(struct replay_opts *opts)
static int fast_forward_to(const unsigned char *to, const unsigned char *from,
int unborn, struct replay_opts *opts)
{
- struct ref_lock *ref_lock;
+ struct ref_transaction *transaction;
struct strbuf sb = STRBUF_INIT;
- int ret;
+ struct strbuf err = STRBUF_INIT;
read_cache();
if (checkout_fast_forward(from, to, 1))
- exit(1); /* the callee should have complained already */
- ref_lock = lock_any_ref_for_update("HEAD", unborn ? null_sha1 : from,
- 0, NULL);
+ exit(128); /* the callee should have complained already */
+
strbuf_addf(&sb, "%s: fast-forward", action_name(opts));
- ret = write_ref_sha1(ref_lock, to, sb.buf);
+
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_update(transaction, "HEAD",
+ to, unborn ? null_sha1 : from,
+ 0, 1, &err) ||
+ ref_transaction_commit(transaction, sb.buf, &err)) {
+ ref_transaction_free(transaction);
+ error("%s", err.buf);
+ strbuf_release(&sb);
+ strbuf_release(&err);
+ return -1;
+ }
+
strbuf_release(&sb);
- return ret;
+ strbuf_release(&err);
+ ref_transaction_free(transaction);
+ return 0;
}
static int do_recursive_merge(struct commit *base, struct commit *next,
@@ -294,11 +274,11 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
{
struct merge_options o;
struct tree *result, *next_tree, *base_tree, *head_tree;
- int clean, index_fd;
+ int clean;
const char **xopt;
static struct lock_file index_lock;
- index_fd = hold_locked_index(&index_lock, 1);
+ hold_locked_index(&index_lock, 1);
read_cache();
@@ -319,8 +299,7 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
next_tree, base_tree, &result);
if (active_cache_changed &&
- (write_cache(index_fd, active_cache, active_nr) ||
- commit_locked_index(&index_lock)))
+ write_locked_index(&the_index, &index_lock, COMMIT_LOCK))
/* TRANSLATORS: %s will be "revert" or "cherry-pick" */
die(_("%s: Unable to write new index file"), action_name(opts));
rollback_lock_file(&index_lock);
@@ -372,9 +351,7 @@ static int is_index_unchanged(void)
active_cache_tree = cache_tree();
if (!cache_tree_fully_valid(active_cache_tree))
- if (cache_tree_update(active_cache_tree,
- (const struct cache_entry * const *)active_cache,
- active_nr, 0))
+ if (cache_tree_update(&the_index, 0))
return error(_("Unable to update cache tree\n"));
return !hashcmp(active_cache_tree->sha1, head_commit->tree->object.sha1);
@@ -397,6 +374,8 @@ static int run_git_commit(const char *defmsg, struct replay_opts *opts,
argv_array_push(&array, "commit");
argv_array_push(&array, "-n");
+ if (opts->gpg_sign)
+ argv_array_pushf(&array, "-S%s", opts->gpg_sign);
if (opts->signoff)
argv_array_push(&array, "-s");
if (!opts->edit) {
@@ -478,7 +457,7 @@ static int do_pick_commit(struct commit *commit, struct replay_opts *opts)
unsigned char head[20];
struct commit *base, *next, *parent;
const char *base_label, *next_label;
- struct commit_message msg = { NULL, NULL, NULL, NULL, NULL };
+ struct commit_message msg = { NULL, NULL, NULL, NULL };
char *defmsg = NULL;
struct strbuf msgbuf = STRBUF_INIT;
int res, unborn = 0, allow;
@@ -643,7 +622,7 @@ static int do_pick_commit(struct commit *commit, struct replay_opts *opts)
res = run_git_commit(defmsg, opts, allow);
leave:
- free_message(&msg);
+ free_message(commit, &msg);
free(defmsg);
return res;
@@ -672,9 +651,8 @@ static void read_and_refresh_cache(struct replay_opts *opts)
if (read_index_preload(&the_index, NULL) < 0)
die(_("git %s: failed to read the index"), action_name(opts));
refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL);
- if (the_index.cache_changed) {
- if (write_index(&the_index, index_fd) ||
- commit_locked_index(&index_lock))
+ if (the_index.cache_changed && index_fd >= 0) {
+ if (write_locked_index(&the_index, &index_lock, COMMIT_LOCK))
die(_("git %s: failed to refresh the index"), action_name(opts));
}
rollback_lock_file(&index_lock);
@@ -690,10 +668,12 @@ static int format_todo(struct strbuf *buf, struct commit_list *todo_list,
int subject_len;
for (cur = todo_list; cur; cur = cur->next) {
+ const char *commit_buffer = get_commit_buffer(cur->item, NULL);
sha1_abbrev = find_unique_abbrev(cur->item->object.sha1, DEFAULT_ABBREV);
- subject_len = find_commit_subject(cur->item->buffer, &subject);
+ subject_len = find_commit_subject(commit_buffer, &subject);
strbuf_addf(buf, "%s %s %.*s\n", action_str, sha1_abbrev,
subject_len, subject);
+ unuse_commit_buffer(cur->item, commit_buffer);
}
return 0;
}
@@ -705,10 +685,10 @@ static struct commit *parse_insn_line(char *bol, char *eol, struct replay_opts *
char *end_of_object_name;
int saved, status, padding;
- if (!prefixcmp(bol, "pick")) {
+ if (starts_with(bol, "pick")) {
action = REPLAY_PICK;
bol += strlen("pick");
- } else if (!prefixcmp(bol, "revert")) {
+ } else if (starts_with(bol, "revert")) {
action = REPLAY_REVERT;
bol += strlen("revert");
} else
@@ -808,6 +788,8 @@ static int populate_opts_cb(const char *key, const char *value, void *data)
opts->mainline = git_config_int(key, value);
else if (!strcmp(key, "options.strategy"))
git_config_string(&opts->strategy, key, value);
+ else if (!strcmp(key, "options.gpg-sign"))
+ git_config_string(&opts->gpg_sign, key, value);
else if (!strcmp(key, "options.strategy-option")) {
ALLOC_GROW(opts->xopts, opts->xopts_nr + 1, opts->xopts_alloc);
opts->xopts[opts->xopts_nr++] = xstrdup(value);
@@ -981,6 +963,8 @@ static void save_opts(struct replay_opts *opts)
}
if (opts->strategy)
git_config_set_in_file(opts_file, "options.strategy", opts->strategy);
+ if (opts->gpg_sign)
+ git_config_set_in_file(opts_file, "options.gpg-sign", opts->gpg_sign);
if (opts->xopts) {
int i;
for (i = 0; i < opts->xopts_nr; i++)