#include "object.h"
#include "commit.h"
#include "tag.h"
-#include "wt-status.h"
#include "run-command.h"
#include "exec_cmd.h"
#include "utf8.h"
static int allow_rerere_auto;
static const char *me;
+
+/* Merge strategy. */
static const char *strategy;
+static const char **xopts;
+static size_t xopts_nr, xopts_alloc;
#define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION"
return action == REVERT ? revert_usage : cherry_pick_usage;
}
+static int option_parse_x(const struct option *opt,
+ const char *arg, int unset)
+{
+ if (unset)
+ return 0;
+
+ ALLOC_GROW(xopts, xopts_nr + 1, xopts_alloc);
+ xopts[xopts_nr++] = xstrdup(arg);
+ return 0;
+}
+
static void parse_args(int argc, const char **argv)
{
const char * const * usage_str = revert_or_cherry_pick_usage();
struct option options[] = {
OPT_BOOLEAN('n', "no-commit", &no_commit, "don't automatically commit"),
OPT_BOOLEAN('e', "edit", &edit, "edit the commit message"),
- OPT_BOOLEAN('r', NULL, &noop, "no-op (backward compatibility)"),
+ { OPTION_BOOLEAN, 'r', NULL, &noop, NULL, "no-op (backward compatibility)",
+ PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 0 },
OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
OPT_INTEGER('m', "mainline", &mainline, "parent number"),
OPT_RERERE_AUTOUPDATE(&allow_rerere_auto),
OPT_STRING(0, "strategy", &strategy, "strategy", "merge strategy"),
+ OPT_CALLBACK('X', "strategy-option", &xopts, "option",
+ "option for merge strategy", option_parse_x),
OPT_END(),
OPT_END(),
OPT_END(),
OPT_END(),
};
if (parse_options_concat(options, ARRAY_SIZE(options), cp_extra))
- die("program error");
+ die(_("program error"));
}
commit_argc = parse_options(argc, argv, NULL, options, usage_str,
const char *p = message, *eol;
if (!p)
- die ("Could not read commit message of %s",
+ die (_("Could not read commit message of %s"),
sha1_to_hex(commit->object.sha1));
while (*p && *p != '\n') {
for (eol = p + 1; *eol && *eol != '\n'; eol++)
strbuf_addstr(msgbuf, p);
}
-static void set_author_ident_env(const char *message)
+static void write_cherry_pick_head(void)
{
- const char *p = message;
- if (!p)
- die ("Could not read commit message of %s",
- sha1_to_hex(commit->object.sha1));
- while (*p && *p != '\n') {
- const char *eol;
-
- for (eol = p; *eol && *eol != '\n'; eol++)
- ; /* do nothing */
- if (!prefixcmp(p, "author ")) {
- char *line, *pend, *email, *timestamp;
-
- p += 7;
- line = xmemdupz(p, eol - p);
- email = strchr(line, '<');
- if (!email)
- die ("Could not extract author email from %s",
- sha1_to_hex(commit->object.sha1));
- if (email == line)
- pend = line;
- else
- for (pend = email; pend != line + 1 &&
- isspace(pend[-1]); pend--);
- ; /* do nothing */
- *pend = '\0';
- email++;
- timestamp = strchr(email, '>');
- if (!timestamp)
- die ("Could not extract author time from %s",
- sha1_to_hex(commit->object.sha1));
- *timestamp = '\0';
- for (timestamp++; *timestamp && isspace(*timestamp);
- timestamp++)
- ; /* do nothing */
- setenv("GIT_AUTHOR_NAME", line, 1);
- setenv("GIT_AUTHOR_EMAIL", email, 1);
- setenv("GIT_AUTHOR_DATE", timestamp, 1);
- free(line);
- return;
- }
- p = eol;
- if (*p == '\n')
- p++;
- }
- die ("No author information found in %s",
- sha1_to_hex(commit->object.sha1));
+ int fd;
+ struct strbuf buf = STRBUF_INIT;
+
+ strbuf_addf(&buf, "%s\n", sha1_to_hex(commit->object.sha1));
+
+ fd = open(git_path("CHERRY_PICK_HEAD"), O_WRONLY | O_CREAT, 0666);
+ if (fd < 0)
+ die_errno(_("Could not open '%s' for writing"),
+ git_path("CHERRY_PICK_HEAD"));
+ if (write_in_full(fd, buf.buf, buf.len) != buf.len || close(fd))
+ die_errno(_("Could not write to '%s'"), git_path("CHERRY_PICK_HEAD"));
+ strbuf_release(&buf);
}
static void advise(const char *advice, ...)
va_end(params);
}
-static void print_advice(void)
+static void print_advice(int show_hint)
{
char *msg = getenv("GIT_CHERRY_PICK_HELP");
if (msg) {
fprintf(stderr, "%s\n", msg);
+ /*
+ * A conflict has occured but the porcelain
+ * (typically rebase --interactive) wants to take care
+ * of the commit itself so remove CHERRY_PICK_HEAD
+ */
+ unlink(git_path("CHERRY_PICK_HEAD"));
return;
}
- advise("after resolving the conflicts, mark the corrected paths");
- advise("with 'git add <paths>' or 'git rm <paths>'");
-
- if (action == CHERRY_PICK)
- advise("and commit the result with 'git commit -c %s'",
- find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV));
+ if (show_hint) {
+ advise("after resolving the conflicts, mark the corrected paths");
+ advise("with 'git add <paths>' or 'git rm <paths>'");
+ advise("and commit the result with 'git commit'");
+ }
}
static void write_message(struct strbuf *msgbuf, const char *filename)
int msg_fd = hold_lock_file_for_update(&msg_file, filename,
LOCK_DIE_ON_ERROR);
if (write_in_full(msg_fd, msgbuf->buf, msgbuf->len) < 0)
- die_errno("Could not write to %s.", filename);
+ die_errno(_("Could not write to %s."), filename);
strbuf_release(msgbuf);
if (commit_lock_file(&msg_file) < 0)
- die("Error wrapping up %s", filename);
+ die(_("Error wrapping up %s"), filename);
}
static struct tree *empty_tree(void)
if (read_cache_unmerged()) {
die_resolve_conflict(me);
} else {
- if (advice_commit_before_merge)
- die("Your local changes would be overwritten by %s.\n"
- "Please, commit your changes or stash them to proceed.", me);
- else
- die("Your local changes would be overwritten by %s.\n", me);
+ if (advice_commit_before_merge) {
+ if (action == REVERT)
+ die(_("Your local changes would be overwritten by revert.\n"
+ "Please, commit your changes or stash them to proceed."));
+ else
+ die(_("Your local changes would be overwritten by cherry-pick.\n"
+ "Please, commit your changes or stash them to proceed."));
+ } else {
+ if (action == REVERT)
+ die(_("Your local changes would be overwritten by revert.\n"));
+ else
+ die(_("Your local changes would be overwritten by cherry-pick.\n"));
+ }
}
}
struct merge_options o;
struct tree *result, *next_tree, *base_tree, *head_tree;
int clean, index_fd;
+ const char **xopt;
static struct lock_file index_lock;
index_fd = hold_locked_index(&index_lock, 1);
read_cache();
- /*
- * NEEDSWORK: cherry-picking between branches with
- * different end-of-line normalization is a pain;
- * plumb in an option to set o.renormalize?
- * (or better: arbitrary -X options)
- */
init_merge_options(&o);
o.ancestor = base ? base_label : "(empty tree)";
o.branch1 = "HEAD";
next_tree = next ? next->tree : empty_tree();
base_tree = base ? base->tree : empty_tree();
+ for (xopt = xopts; xopt != xopts + xopts_nr; xopt++)
+ parse_merge_opt(&o, *xopt);
+
clean = merge_trees(&o,
head_tree,
next_tree, base_tree, &result);
if (active_cache_changed &&
(write_cache(index_fd, active_cache, active_nr) ||
commit_locked_index(&index_lock)))
- die("%s: Unable to write new index file", me);
+ /* TRANSLATORS: %s will be "revert" or "cherry-pick" */
+ die(_("%s: Unable to write new index file"), me);
rollback_lock_file(&index_lock);
if (!clean) {
* to work on.
*/
if (write_cache_as_tree(head, 0, NULL))
- die ("Your index file is unmerged.");
+ die (_("Your index file is unmerged."));
} else {
if (get_sha1("HEAD", head))
- die ("You do not have a valid HEAD");
+ die (_("You do not have a valid HEAD"));
if (index_differs_from("HEAD", 0))
die_dirty_index(me);
}
discard_cache();
if (!commit->parents) {
- if (action == REVERT)
- die ("Cannot revert a root commit");
parent = NULL;
}
else if (commit->parents->next) {
struct commit_list *p;
if (!mainline)
- die("Commit %s is a merge but no -m option was given.",
+ die(_("Commit %s is a merge but no -m option was given."),
sha1_to_hex(commit->object.sha1));
for (cnt = 1, p = commit->parents;
cnt++)
p = p->next;
if (cnt != mainline || !p)
- die("Commit %s does not have parent %d",
+ die(_("Commit %s does not have parent %d"),
sha1_to_hex(commit->object.sha1), mainline);
parent = p->item;
} else if (0 < mainline)
- die("Mainline was specified but commit %s is not a merge.",
+ die(_("Mainline was specified but commit %s is not a merge."),
sha1_to_hex(commit->object.sha1));
else
parent = commit->parents->item;
return fast_forward_to(commit->object.sha1, head);
if (parent && parse_commit(parent) < 0)
- die("%s: cannot parse parent commit %s",
+ /* TRANSLATORS: The first %s will be "revert" or
+ "cherry-pick", the second %s a SHA1 */
+ die(_("%s: cannot parse parent commit %s"),
me, sha1_to_hex(parent->object.sha1));
if (get_message(commit->buffer, &msg) != 0)
- die("Cannot get commit message for %s",
+ die(_("Cannot get commit message for %s"),
sha1_to_hex(commit->object.sha1));
/*
strbuf_addstr(&msgbuf, "\"\n\nThis reverts commit ");
strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1));
- if (commit->parents->next) {
+ if (commit->parents && commit->parents->next) {
strbuf_addstr(&msgbuf, ", reversing\nchanges made to ");
strbuf_addstr(&msgbuf, sha1_to_hex(parent->object.sha1));
}
base_label = msg.parent_label;
next = commit;
next_label = msg.label;
- set_author_ident_env(msg.message);
add_message_to_msg(&msgbuf, msg.message);
if (no_replay) {
strbuf_addstr(&msgbuf, "(cherry picked from commit ");
commit_list_insert(base, &common);
commit_list_insert(next, &remotes);
- res = try_merge_command(strategy, common,
+ res = try_merge_command(strategy, xopts_nr, xopts, common,
sha1_to_hex(head), remotes);
free_commit_list(common);
free_commit_list(remotes);
}
+ /*
+ * If the merge was clean or if it failed due to conflict, we write
+ * CHERRY_PICK_HEAD for the subsequent invocation of commit to use.
+ * However, if the merge did not even start, then we don't want to
+ * write it at all.
+ */
+ if (action == CHERRY_PICK && !no_commit && (res == 0 || res == 1))
+ write_cherry_pick_head();
+
if (res) {
- error("could not %s %s... %s",
- action == REVERT ? "revert" : "apply",
+ error(action == REVERT
+ ? _("could not revert %s... %s")
+ : _("could not apply %s... %s"),
find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV),
msg.subject);
- print_advice();
+ print_advice(res == 1);
rerere(allow_rerere_auto);
} else {
if (!no_commit)
usage(*revert_or_cherry_pick_usage());
if (prepare_revision_walk(revs))
- die("revision walk setup failed");
+ die(_("revision walk setup failed"));
if (!revs->commits)
- die("empty commit set passed");
+ die(_("empty commit set passed"));
}
static void read_and_refresh_cache(const char *me)
static struct lock_file index_lock;
int index_fd = hold_locked_index(&index_lock, 0);
if (read_index_preload(&the_index, NULL) < 0)
- die("git %s: failed to read the index", me);
+ die(_("git %s: failed to read the index"), me);
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))
- die("git %s: failed to refresh the index", me);
+ die(_("git %s: failed to refresh the index"), me);
}
rollback_lock_file(&index_lock);
}
if (allow_ff) {
if (signoff)
- die("cherry-pick --ff cannot be used with --signoff");
+ die(_("cherry-pick --ff cannot be used with --signoff"));
if (no_commit)
- die("cherry-pick --ff cannot be used with --no-commit");
+ die(_("cherry-pick --ff cannot be used with --no-commit"));
if (no_replay)
- die("cherry-pick --ff cannot be used with -x");
+ die(_("cherry-pick --ff cannot be used with -x"));
if (edit)
- die("cherry-pick --ff cannot be used with --edit");
+ die(_("cherry-pick --ff cannot be used with --edit"));
}
read_and_refresh_cache(me);