* Copyright (c) 2018 Pratik Karki
*/
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
#include "builtin.h"
#include "run-command.h"
#include "exec-cmd.h"
#include "diff.h"
#include "wt-status.h"
#include "revision.h"
+#include "commit-reach.h"
#include "rerere.h"
+#include "branch.h"
static char const * const builtin_rebase_usage[] = {
N_("git rebase [-i] [options] [--exec <cmd>] [--onto <newbase>] "
{
struct child_process cp = CHILD_PROCESS_INIT;
struct strbuf out = STRBUF_INIT;
- int ret;
+ int ret, env = git_env_bool("GIT_TEST_REBASE_USE_BUILTIN", -1);
+
+ if (env != -1)
+ return env;
argv_array_pushl(&cp.args,
"config", "--bool", "rebase.usebuiltin", NULL);
REBASE_FORCE = 1<<3,
REBASE_INTERACTIVE_EXPLICIT = 1<<4,
} flags;
- struct strbuf git_am_opt;
+ struct argv_array git_am_opts;
const char *action;
int signoff;
int allow_rerere_autoupdate;
int rebase_merges, rebase_cousins;
char *strategy, *strategy_opts;
struct strbuf git_format_patch_opt;
+ int reschedule_failed_exec;
};
static int is_interactive(struct rebase_options *opts)
case REBASE_PRESERVE_MERGES:
break;
case REBASE_MERGE:
- /* we silently *upgrade* --merge to --interactive if needed */
+ /* we now implement --merge via --interactive */
default:
opts->type = REBASE_INTERACTIVE; /* implied */
break;
if (get_oid(buf.buf, &opts->orig_head))
return error(_("invalid orig-head: '%s'"), buf.buf);
- strbuf_reset(&buf);
- if (read_one(state_dir_path("quiet", opts), &buf))
- return -1;
- if (buf.len)
+ if (file_exists(state_dir_path("quiet", opts)))
opts->flags &= ~REBASE_NO_QUIET;
else
opts->flags |= REBASE_NO_QUIET;
return 0;
}
+static int write_basic_state(struct rebase_options *opts)
+{
+ write_file(state_dir_path("head-name", opts), "%s",
+ opts->head_name ? opts->head_name : "detached HEAD");
+ write_file(state_dir_path("onto", opts), "%s",
+ opts->onto ? oid_to_hex(&opts->onto->object.oid) : "");
+ write_file(state_dir_path("orig-head", opts), "%s",
+ oid_to_hex(&opts->orig_head));
+ write_file(state_dir_path("quiet", opts), "%s",
+ opts->flags & REBASE_NO_QUIET ? "" : "t");
+ if (opts->flags & REBASE_VERBOSE)
+ write_file(state_dir_path("verbose", opts), "%s", "");
+ if (opts->strategy)
+ write_file(state_dir_path("strategy", opts), "%s",
+ opts->strategy);
+ if (opts->strategy_opts)
+ write_file(state_dir_path("strategy_opts", opts), "%s",
+ opts->strategy_opts);
+ if (opts->allow_rerere_autoupdate >= 0)
+ write_file(state_dir_path("allow_rerere_autoupdate", opts),
+ "-%s-rerere-autoupdate",
+ opts->allow_rerere_autoupdate ? "" : "-no");
+ if (opts->gpg_sign_opt)
+ write_file(state_dir_path("gpg_sign_opt", opts), "%s",
+ opts->gpg_sign_opt);
+ if (opts->signoff)
+ write_file(state_dir_path("strategy", opts), "--signoff");
+
+ return 0;
+}
+
static int apply_autostash(struct rebase_options *opts)
{
const char *path = state_dir_path("autostash", opts);
if (!file_exists(path))
return 0;
- if (read_one(state_dir_path("autostash", opts), &autostash))
+ if (read_one(path, &autostash))
return error(_("Could not read '%s'"), path);
+ /* Ensure that the hash is not mistaken for a number */
+ strbuf_addstr(&autostash, "^0");
argv_array_pushl(&stash_apply.args,
"stash", "apply", autostash.buf, NULL);
stash_apply.git_cmd = 1;
}
}
+#define GIT_REFLOG_ACTION_ENVIRONMENT "GIT_REFLOG_ACTION"
+
+#define RESET_HEAD_DETACH (1<<0)
+#define RESET_HEAD_HARD (1<<1)
+#define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2)
+#define RESET_HEAD_REFS_ONLY (1<<3)
+
+static int reset_head(struct object_id *oid, const char *action,
+ const char *switch_to_branch, unsigned flags,
+ const char *reflog_orig_head, const char *reflog_head)
+{
+ unsigned detach_head = flags & RESET_HEAD_DETACH;
+ unsigned reset_hard = flags & RESET_HEAD_HARD;
+ unsigned run_hook = flags & RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
+ unsigned refs_only = flags & RESET_HEAD_REFS_ONLY;
+ struct object_id head_oid;
+ struct tree_desc desc[2] = { { NULL }, { NULL } };
+ struct lock_file lock = LOCK_INIT;
+ struct unpack_trees_options unpack_tree_opts;
+ struct tree *tree;
+ const char *reflog_action;
+ struct strbuf msg = STRBUF_INIT;
+ size_t prefix_len;
+ struct object_id *orig = NULL, oid_orig,
+ *old_orig = NULL, oid_old_orig;
+ int ret = 0, nr = 0;
+
+ if (switch_to_branch && !starts_with(switch_to_branch, "refs/"))
+ BUG("Not a fully qualified branch: '%s'", switch_to_branch);
+
+ if (!refs_only && hold_locked_index(&lock, LOCK_REPORT_ON_ERROR) < 0) {
+ ret = -1;
+ goto leave_reset_head;
+ }
+
+ if ((!oid || !reset_hard) && get_oid("HEAD", &head_oid)) {
+ ret = error(_("could not determine HEAD revision"));
+ goto leave_reset_head;
+ }
+
+ if (!oid)
+ oid = &head_oid;
+
+ if (refs_only)
+ goto reset_head_refs;
+
+ memset(&unpack_tree_opts, 0, sizeof(unpack_tree_opts));
+ setup_unpack_trees_porcelain(&unpack_tree_opts, action);
+ unpack_tree_opts.head_idx = 1;
+ unpack_tree_opts.src_index = the_repository->index;
+ unpack_tree_opts.dst_index = the_repository->index;
+ unpack_tree_opts.fn = reset_hard ? oneway_merge : twoway_merge;
+ unpack_tree_opts.update = 1;
+ unpack_tree_opts.merge = 1;
+ if (!detach_head)
+ unpack_tree_opts.reset = 1;
+
+ if (repo_read_index_unmerged(the_repository) < 0) {
+ ret = error(_("could not read index"));
+ goto leave_reset_head;
+ }
+
+ if (!reset_hard && !fill_tree_descriptor(&desc[nr++], &head_oid)) {
+ ret = error(_("failed to find tree of %s"),
+ oid_to_hex(&head_oid));
+ goto leave_reset_head;
+ }
+
+ if (!fill_tree_descriptor(&desc[nr++], oid)) {
+ ret = error(_("failed to find tree of %s"), oid_to_hex(oid));
+ goto leave_reset_head;
+ }
+
+ if (unpack_trees(nr, desc, &unpack_tree_opts)) {
+ ret = -1;
+ goto leave_reset_head;
+ }
+
+ tree = parse_tree_indirect(oid);
+ prime_cache_tree(the_repository, the_repository->index, tree);
+
+ if (write_locked_index(the_repository->index, &lock, COMMIT_LOCK) < 0) {
+ ret = error(_("could not write index"));
+ goto leave_reset_head;
+ }
+
+reset_head_refs:
+ reflog_action = getenv(GIT_REFLOG_ACTION_ENVIRONMENT);
+ strbuf_addf(&msg, "%s: ", reflog_action ? reflog_action : "rebase");
+ prefix_len = msg.len;
+
+ if (!get_oid("ORIG_HEAD", &oid_old_orig))
+ old_orig = &oid_old_orig;
+ if (!get_oid("HEAD", &oid_orig)) {
+ orig = &oid_orig;
+ if (!reflog_orig_head) {
+ strbuf_addstr(&msg, "updating ORIG_HEAD");
+ reflog_orig_head = msg.buf;
+ }
+ update_ref(reflog_orig_head, "ORIG_HEAD", orig, old_orig, 0,
+ UPDATE_REFS_MSG_ON_ERR);
+ } else if (old_orig)
+ delete_ref(NULL, "ORIG_HEAD", old_orig, 0);
+ if (!reflog_head) {
+ strbuf_setlen(&msg, prefix_len);
+ strbuf_addstr(&msg, "updating HEAD");
+ reflog_head = msg.buf;
+ }
+ if (!switch_to_branch)
+ ret = update_ref(reflog_head, "HEAD", oid, orig,
+ detach_head ? REF_NO_DEREF : 0,
+ UPDATE_REFS_MSG_ON_ERR);
+ else {
+ ret = update_ref(reflog_orig_head, switch_to_branch, oid,
+ NULL, 0, UPDATE_REFS_MSG_ON_ERR);
+ if (!ret)
+ ret = create_symref("HEAD", switch_to_branch,
+ reflog_head);
+ }
+ if (run_hook)
+ run_hook_le(NULL, "post-checkout",
+ oid_to_hex(orig ? orig : &null_oid),
+ oid_to_hex(oid), "1", NULL);
+
+leave_reset_head:
+ strbuf_release(&msg);
+ rollback_lock_file(&lock);
+ while (nr)
+ free((void *)desc[--nr].buffer);
+ return ret;
+}
+
+static int move_to_original_branch(struct rebase_options *opts)
+{
+ struct strbuf orig_head_reflog = STRBUF_INIT, head_reflog = STRBUF_INIT;
+ int ret;
+
+ if (!opts->head_name)
+ return 0; /* nothing to move back to */
+
+ if (!opts->onto)
+ BUG("move_to_original_branch without onto");
+
+ strbuf_addf(&orig_head_reflog, "rebase finished: %s onto %s",
+ opts->head_name, oid_to_hex(&opts->onto->object.oid));
+ strbuf_addf(&head_reflog, "rebase finished: returning to %s",
+ opts->head_name);
+ ret = reset_head(NULL, "", opts->head_name, RESET_HEAD_REFS_ONLY,
+ orig_head_reflog.buf, head_reflog.buf);
+
+ strbuf_release(&orig_head_reflog);
+ strbuf_release(&head_reflog);
+ return ret;
+}
+
static const char *resolvemsg =
N_("Resolve all conflicts manually, mark them as resolved with\n"
"\"git add/rm <conflicted_files>\", then run \"git rebase --continue\".\n"
"To abort and get back to the state before \"git rebase\", run "
"\"git rebase --abort\".");
+static int run_am(struct rebase_options *opts)
+{
+ struct child_process am = CHILD_PROCESS_INIT;
+ struct child_process format_patch = CHILD_PROCESS_INIT;
+ struct strbuf revisions = STRBUF_INIT;
+ int status;
+ char *rebased_patches;
+
+ am.git_cmd = 1;
+ argv_array_push(&am.args, "am");
+
+ if (opts->action && !strcmp("continue", opts->action)) {
+ argv_array_push(&am.args, "--resolved");
+ argv_array_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ if (opts->gpg_sign_opt)
+ argv_array_push(&am.args, opts->gpg_sign_opt);
+ status = run_command(&am);
+ if (status)
+ return status;
+
+ return move_to_original_branch(opts);
+ }
+ if (opts->action && !strcmp("skip", opts->action)) {
+ argv_array_push(&am.args, "--skip");
+ argv_array_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ status = run_command(&am);
+ if (status)
+ return status;
+
+ return move_to_original_branch(opts);
+ }
+ if (opts->action && !strcmp("show-current-patch", opts->action)) {
+ argv_array_push(&am.args, "--show-current-patch");
+ return run_command(&am);
+ }
+
+ strbuf_addf(&revisions, "%s...%s",
+ oid_to_hex(opts->root ?
+ /* this is now equivalent to !opts->upstream */
+ &opts->onto->object.oid :
+ &opts->upstream->object.oid),
+ oid_to_hex(&opts->orig_head));
+
+ rebased_patches = xstrdup(git_path("rebased-patches"));
+ format_patch.out = open(rebased_patches,
+ O_WRONLY | O_CREAT | O_TRUNC, 0666);
+ if (format_patch.out < 0) {
+ status = error_errno(_("could not open '%s' for writing"),
+ rebased_patches);
+ free(rebased_patches);
+ argv_array_clear(&am.args);
+ return status;
+ }
+
+ format_patch.git_cmd = 1;
+ argv_array_pushl(&format_patch.args, "format-patch", "-k", "--stdout",
+ "--full-index", "--cherry-pick", "--right-only",
+ "--src-prefix=a/", "--dst-prefix=b/", "--no-renames",
+ "--no-cover-letter", "--pretty=mboxrd", "--topo-order", NULL);
+ if (opts->git_format_patch_opt.len)
+ argv_array_split(&format_patch.args,
+ opts->git_format_patch_opt.buf);
+ argv_array_push(&format_patch.args, revisions.buf);
+ if (opts->restrict_revision)
+ argv_array_pushf(&format_patch.args, "^%s",
+ oid_to_hex(&opts->restrict_revision->object.oid));
+
+ status = run_command(&format_patch);
+ if (status) {
+ unlink(rebased_patches);
+ free(rebased_patches);
+ argv_array_clear(&am.args);
+
+ reset_head(&opts->orig_head, "checkout", opts->head_name, 0,
+ "HEAD", NULL);
+ error(_("\ngit encountered an error while preparing the "
+ "patches to replay\n"
+ "these revisions:\n"
+ "\n %s\n\n"
+ "As a result, git cannot rebase them."),
+ opts->revisions);
+
+ strbuf_release(&revisions);
+ return status;
+ }
+ strbuf_release(&revisions);
+
+ am.in = open(rebased_patches, O_RDONLY);
+ if (am.in < 0) {
+ status = error_errno(_("could not open '%s' for reading"),
+ rebased_patches);
+ free(rebased_patches);
+ argv_array_clear(&am.args);
+ return status;
+ }
+
+ argv_array_pushv(&am.args, opts->git_am_opts.argv);
+ argv_array_push(&am.args, "--rebasing");
+ argv_array_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ argv_array_push(&am.args, "--patch-format=mboxrd");
+ if (opts->allow_rerere_autoupdate > 0)
+ argv_array_push(&am.args, "--rerere-autoupdate");
+ else if (opts->allow_rerere_autoupdate == 0)
+ argv_array_push(&am.args, "--no-rerere-autoupdate");
+ if (opts->gpg_sign_opt)
+ argv_array_push(&am.args, opts->gpg_sign_opt);
+ status = run_command(&am);
+ unlink(rebased_patches);
+ free(rebased_patches);
+
+ if (!status) {
+ return move_to_original_branch(opts);
+ }
+
+ if (is_directory(opts->state_dir))
+ write_basic_state(opts);
+
+ return status;
+}
+
static int run_specific_rebase(struct rebase_options *opts)
{
const char *argv[] = { NULL, NULL };
- struct strbuf script_snippet = STRBUF_INIT;
+ struct strbuf script_snippet = STRBUF_INIT, buf = STRBUF_INIT;
int status;
const char *backend, *backend_func;
argv_array_pushf(&child.env_array, "GIT_CHERRY_PICK_HELP=%s",
resolvemsg);
if (!(opts->flags & REBASE_INTERACTIVE_EXPLICIT)) {
- argv_array_push(&child.env_array, "GIT_EDITOR=:");
+ argv_array_push(&child.env_array,
+ "GIT_SEQUENCE_EDITOR=:");
opts->autosquash = 0;
}
argv_array_push(&child.args, opts->gpg_sign_opt);
if (opts->signoff)
argv_array_push(&child.args, "--signoff");
+ if (opts->reschedule_failed_exec)
+ argv_array_push(&child.args, "--reschedule-failed-exec");
status = run_command(&child);
goto finished_rebase;
}
+ if (opts->type == REBASE_AM) {
+ status = run_am(opts);
+ goto finished_rebase;
+ }
+
add_var(&script_snippet, "GIT_DIR", absolute_path(get_git_dir()));
add_var(&script_snippet, "state_dir", opts->state_dir);
oid_to_hex(&opts->restrict_revision->object.oid) : NULL);
add_var(&script_snippet, "GIT_QUIET",
opts->flags & REBASE_NO_QUIET ? "" : "t");
- add_var(&script_snippet, "git_am_opt", opts->git_am_opt.buf);
+ sq_quote_argv_pretty(&buf, opts->git_am_opts.argv);
+ add_var(&script_snippet, "git_am_opt", buf.buf);
+ strbuf_release(&buf);
add_var(&script_snippet, "verbose",
opts->flags & REBASE_VERBOSE ? "t" : "");
add_var(&script_snippet, "diffstat",
if (is_interactive(opts) &&
!(opts->flags & REBASE_INTERACTIVE_EXPLICIT)) {
strbuf_addstr(&script_snippet,
- "GIT_EDITOR=:; export GIT_EDITOR; ");
+ "GIT_SEQUENCE_EDITOR=:; export GIT_SEQUENCE_EDITOR; ");
opts->autosquash = 0;
}
backend = "git-rebase--am";
backend_func = "git_rebase__am";
break;
- case REBASE_MERGE:
- backend = "git-rebase--merge";
- backend_func = "git_rebase__merge";
- break;
case REBASE_PRESERVE_MERGES:
backend = "git-rebase--preserve-merges";
backend_func = "git_rebase__preserve_merges";
return status ? -1 : 0;
}
-#define GIT_REFLOG_ACTION_ENVIRONMENT "GIT_REFLOG_ACTION"
-
-static int reset_head(struct object_id *oid, const char *action,
- const char *switch_to_branch, int detach_head,
- const char *reflog_orig_head, const char *reflog_head)
-{
- struct object_id head_oid;
- struct tree_desc desc;
- struct lock_file lock = LOCK_INIT;
- struct unpack_trees_options unpack_tree_opts;
- struct tree *tree;
- const char *reflog_action;
- struct strbuf msg = STRBUF_INIT;
- size_t prefix_len;
- struct object_id *orig = NULL, oid_orig,
- *old_orig = NULL, oid_old_orig;
- int ret = 0;
-
- if (switch_to_branch && !starts_with(switch_to_branch, "refs/"))
- BUG("Not a fully qualified branch: '%s'", switch_to_branch);
-
- if (hold_locked_index(&lock, LOCK_REPORT_ON_ERROR) < 0)
- return -1;
-
- if (!oid) {
- if (get_oid("HEAD", &head_oid)) {
- rollback_lock_file(&lock);
- return error(_("could not determine HEAD revision"));
- }
- oid = &head_oid;
- }
-
- memset(&unpack_tree_opts, 0, sizeof(unpack_tree_opts));
- setup_unpack_trees_porcelain(&unpack_tree_opts, action);
- unpack_tree_opts.head_idx = 1;
- unpack_tree_opts.src_index = the_repository->index;
- unpack_tree_opts.dst_index = the_repository->index;
- unpack_tree_opts.fn = oneway_merge;
- unpack_tree_opts.update = 1;
- unpack_tree_opts.merge = 1;
- if (!detach_head)
- unpack_tree_opts.reset = 1;
-
- if (read_index_unmerged(the_repository->index) < 0) {
- rollback_lock_file(&lock);
- return error(_("could not read index"));
- }
-
- if (!fill_tree_descriptor(&desc, oid)) {
- error(_("failed to find tree of %s"), oid_to_hex(oid));
- rollback_lock_file(&lock);
- free((void *)desc.buffer);
- return -1;
- }
-
- if (unpack_trees(1, &desc, &unpack_tree_opts)) {
- rollback_lock_file(&lock);
- free((void *)desc.buffer);
- return -1;
- }
-
- tree = parse_tree_indirect(oid);
- prime_cache_tree(the_repository->index, tree);
-
- if (write_locked_index(the_repository->index, &lock, COMMIT_LOCK) < 0)
- ret = error(_("could not write index"));
- free((void *)desc.buffer);
-
- if (ret)
- return ret;
-
- reflog_action = getenv(GIT_REFLOG_ACTION_ENVIRONMENT);
- strbuf_addf(&msg, "%s: ", reflog_action ? reflog_action : "rebase");
- prefix_len = msg.len;
-
- if (!get_oid("ORIG_HEAD", &oid_old_orig))
- old_orig = &oid_old_orig;
- if (!get_oid("HEAD", &oid_orig)) {
- orig = &oid_orig;
- if (!reflog_orig_head) {
- strbuf_addstr(&msg, "updating ORIG_HEAD");
- reflog_orig_head = msg.buf;
- }
- update_ref(reflog_orig_head, "ORIG_HEAD", orig, old_orig, 0,
- UPDATE_REFS_MSG_ON_ERR);
- } else if (old_orig)
- delete_ref(NULL, "ORIG_HEAD", old_orig, 0);
- if (!reflog_head) {
- strbuf_setlen(&msg, prefix_len);
- strbuf_addstr(&msg, "updating HEAD");
- reflog_head = msg.buf;
- }
- if (!switch_to_branch)
- ret = update_ref(reflog_head, "HEAD", oid, orig, REF_NO_DEREF,
- UPDATE_REFS_MSG_ON_ERR);
- else {
- ret = create_symref("HEAD", switch_to_branch, msg.buf);
- if (!ret)
- ret = update_ref(reflog_head, "HEAD", oid, NULL, 0,
- UPDATE_REFS_MSG_ON_ERR);
- }
-
- strbuf_release(&msg);
- return ret;
-}
-
static int rebase_config(const char *var, const char *value, void *data)
{
struct rebase_options *opts = data;
return 0;
}
+ if (!strcmp(var, "rebase.reschedulefailedexec")) {
+ opts->reschedule_failed_exec = git_config_bool(var, value);
+ return 0;
+ }
+
return git_default_config(var, value, data);
}
merge_bases = get_merge_bases(onto, head);
if (merge_bases && !merge_bases->next) {
oidcpy(merge_base, &merge_bases->item->object.oid);
- res = !oidcmp(merge_base, &onto->object.oid);
+ res = oideq(merge_base, &onto->object.oid);
} else {
oidcpy(merge_base, &null_oid);
res = 0;
{
struct rebase_options *opts = opt->value;
+ BUG_ON_OPT_NEG(unset);
+ BUG_ON_OPT_ARG(arg);
+
if (!is_interactive(opts))
opts->type = REBASE_MERGE;
{
struct rebase_options *opts = opt->value;
+ BUG_ON_OPT_NEG(unset);
+ BUG_ON_OPT_ARG(arg);
+
opts->type = REBASE_INTERACTIVE;
opts->flags |= REBASE_INTERACTIVE_EXPLICIT;
exit(1);
}
+static void set_reflog_action(struct rebase_options *options)
+{
+ const char *env;
+ struct strbuf buf = STRBUF_INIT;
+
+ if (!is_interactive(options))
+ return;
+
+ env = getenv(GIT_REFLOG_ACTION_ENVIRONMENT);
+ if (env && strcmp("rebase", env))
+ return; /* only override it if it is "rebase" */
+
+ strbuf_addf(&buf, "rebase -i (%s)", options->action);
+ setenv(GIT_REFLOG_ACTION_ENVIRONMENT, buf.buf, 1);
+ strbuf_release(&buf);
+}
+
+static int check_exec_cmd(const char *cmd)
+{
+ if (strchr(cmd, '\n'))
+ return error(_("exec commands cannot contain newlines"));
+
+ /* Does the command consist purely of whitespace? */
+ if (!cmd[strspn(cmd, " \t\r\f\v")])
+ return error(_("empty exec command"));
+
+ return 0;
+}
+
+
int cmd_rebase(int argc, const char **argv, const char *prefix)
{
struct rebase_options options = {
.type = REBASE_UNSPECIFIED,
.flags = REBASE_NO_QUIET,
- .git_am_opt = STRBUF_INIT,
+ .git_am_opts = ARGV_ARRAY_INIT,
.allow_rerere_autoupdate = -1,
.allow_empty_message = 1,
.git_format_patch_opt = STRBUF_INIT,
ACTION_EDIT_TODO,
ACTION_SHOW_CURRENT_PATCH,
} action = NO_ACTION;
- int committer_date_is_author_date = 0;
- int ignore_date = 0;
- int ignore_whitespace = 0;
const char *gpg_sign = NULL;
- int opt_c = -1;
- struct string_list whitespace = STRING_LIST_INIT_NODUP;
struct string_list exec = STRING_LIST_INIT_NODUP;
const char *rebase_merges = NULL;
int fork_point = -1;
{OPTION_NEGBIT, 'n', "no-stat", &options.flags, NULL,
N_("do not show diffstat of what changed upstream"),
PARSE_OPT_NOARG, NULL, REBASE_DIFFSTAT },
- OPT_BOOL(0, "ignore-whitespace", &ignore_whitespace,
- N_("passed to 'git apply'")),
OPT_BOOL(0, "signoff", &options.signoff,
N_("add a Signed-off-by: line to each commit")),
- OPT_BOOL(0, "committer-date-is-author-date",
- &committer_date_is_author_date,
- N_("passed to 'git am'")),
- OPT_BOOL(0, "ignore-date", &ignore_date,
- N_("passed to 'git am'")),
+ OPT_PASSTHRU_ARGV(0, "ignore-whitespace", &options.git_am_opts,
+ NULL, N_("passed to 'git am'"),
+ PARSE_OPT_NOARG),
+ OPT_PASSTHRU_ARGV(0, "committer-date-is-author-date",
+ &options.git_am_opts, NULL,
+ N_("passed to 'git am'"), PARSE_OPT_NOARG),
+ OPT_PASSTHRU_ARGV(0, "ignore-date", &options.git_am_opts, NULL,
+ N_("passed to 'git am'"), PARSE_OPT_NOARG),
+ OPT_PASSTHRU_ARGV('C', NULL, &options.git_am_opts, N_("n"),
+ N_("passed to 'git apply'"), 0),
+ OPT_PASSTHRU_ARGV(0, "whitespace", &options.git_am_opts,
+ N_("action"), N_("passed to 'git apply'"), 0),
OPT_BIT('f', "force-rebase", &options.flags,
N_("cherry-pick all commits, even if unchanged"),
REBASE_FORCE),
{ OPTION_STRING, 'S', "gpg-sign", &gpg_sign, N_("key-id"),
N_("GPG-sign commits"),
PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
- OPT_STRING_LIST(0, "whitespace", &whitespace,
- N_("whitespace"), N_("passed to 'git apply'")),
- OPT_SET_INT('C', NULL, &opt_c, N_("passed to 'git apply'"),
- REBASE_AM),
OPT_BOOL(0, "autostash", &options.autostash,
N_("automatically stash/stash pop before and after")),
OPT_STRING_LIST('x', "exec", &exec, N_("exec"),
"strategy")),
OPT_BOOL(0, "root", &options.root,
N_("rebase all reachable commits up to the root(s)")),
+ OPT_BOOL(0, "reschedule-failed-exec",
+ &options.reschedule_failed_exec,
+ N_("automatically re-schedule any `exec` that fails")),
OPT_END(),
};
+ int i;
/*
* NEEDSWORK: Once the builtin rebase has been tested enough
if (action != NO_ACTION && !in_progress)
die(_("No rebase in progress?"));
+ setenv(GIT_REFLOG_ACTION_ENVIRONMENT, "rebase", 0);
if (action == ACTION_EDIT_TODO && !is_interactive(&options))
die(_("The --edit-todo action can only be used during "
int fd;
options.action = "continue";
+ set_reflog_action(&options);
/* Sanity check */
if (get_oid("HEAD", &head))
die(_("Cannot read HEAD"));
fd = hold_locked_index(&lock_file, 0);
- if (read_index(the_repository->index) < 0)
+ if (repo_read_index(the_repository) < 0)
die(_("could not read index"));
refresh_index(the_repository->index, REFRESH_QUIET, NULL, NULL,
NULL);
if (0 <= fd)
- update_index_if_able(the_repository->index,
- &lock_file);
+ repo_update_index_if_able(the_repository, &lock_file);
rollback_lock_file(&lock_file);
- if (has_unstaged_changes(1)) {
+ if (has_unstaged_changes(the_repository, 1)) {
puts(_("You must edit all merge conflicts and then\n"
"mark them as resolved using git add"));
exit(1);
struct string_list merge_rr = STRING_LIST_INIT_DUP;
options.action = "skip";
+ set_reflog_action(&options);
- rerere_clear(&merge_rr);
+ rerere_clear(the_repository, &merge_rr);
string_list_clear(&merge_rr, 1);
- if (reset_head(NULL, "reset", NULL, 0, NULL, NULL) < 0)
+ if (reset_head(NULL, "reset", NULL, RESET_HEAD_HARD,
+ NULL, NULL) < 0)
die(_("could not discard worktree changes"));
+ remove_branch_state(the_repository);
if (read_basic_state(&options))
exit(1);
goto run_rebase;
case ACTION_ABORT: {
struct string_list merge_rr = STRING_LIST_INIT_DUP;
options.action = "abort";
+ set_reflog_action(&options);
- rerere_clear(&merge_rr);
+ rerere_clear(the_repository, &merge_rr);
string_list_clear(&merge_rr, 1);
if (read_basic_state(&options))
exit(1);
if (reset_head(&options.orig_head, "reset",
- options.head_name, 0, NULL, NULL) < 0)
+ options.head_name, RESET_HEAD_HARD,
+ NULL, NULL) < 0)
die(_("could not move back to %s"),
oid_to_hex(&options.orig_head));
+ remove_branch_state(the_repository);
ret = finish_rebase(&options);
goto cleanup;
}
state_dir_base, cmd_live_rebase, buf.buf);
}
- if (!(options.flags & REBASE_NO_QUIET))
- strbuf_addstr(&options.git_am_opt, " -q");
-
- if (committer_date_is_author_date) {
- strbuf_addstr(&options.git_am_opt,
- " --committer-date-is-author-date");
- options.flags |= REBASE_FORCE;
+ for (i = 0; i < options.git_am_opts.argc; i++) {
+ const char *option = options.git_am_opts.argv[i], *p;
+ if (!strcmp(option, "--committer-date-is-author-date") ||
+ !strcmp(option, "--ignore-date") ||
+ !strcmp(option, "--whitespace=fix") ||
+ !strcmp(option, "--whitespace=strip"))
+ options.flags |= REBASE_FORCE;
+ else if (skip_prefix(option, "-C", &p)) {
+ while (*p)
+ if (!isdigit(*(p++)))
+ die(_("switch `C' expects a "
+ "numerical value"));
+ } else if (skip_prefix(option, "--whitespace=", &p)) {
+ if (*p && strcmp(p, "warn") && strcmp(p, "nowarn") &&
+ strcmp(p, "error") && strcmp(p, "error-all"))
+ die("Invalid whitespace option: '%s'", p);
+ }
}
- if (ignore_whitespace)
- strbuf_addstr(&options.git_am_opt, " --ignore-whitespace");
+ for (i = 0; i < exec.nr; i++)
+ if (check_exec_cmd(exec.items[i].string))
+ exit(1);
- if (ignore_date) {
- strbuf_addstr(&options.git_am_opt, " --ignore-date");
- options.flags |= REBASE_FORCE;
- }
+ if (!(options.flags & REBASE_NO_QUIET))
+ argv_array_push(&options.git_am_opts, "-q");
if (options.keep_empty)
imply_interactive(&options, "--keep-empty");
options.gpg_sign_opt = xstrfmt("-S%s", gpg_sign);
}
- if (opt_c >= 0)
- strbuf_addf(&options.git_am_opt, " -C%d", opt_c);
-
- if (whitespace.nr) {
- int i;
-
- for (i = 0; i < whitespace.nr; i++) {
- const char *item = whitespace.items[i].string;
-
- strbuf_addf(&options.git_am_opt, " --whitespace=%s",
- item);
-
- if ((!strcmp(item, "fix")) || (!strcmp(item, "strip")))
- options.flags |= REBASE_FORCE;
- }
- }
-
if (exec.nr) {
int i;
}
}
+ if (options.type == REBASE_MERGE)
+ imply_interactive(&options, "--merge");
+
if (options.root && !options.onto_name)
imply_interactive(&options, "--root without --onto");
break;
}
- if (options.git_am_opt.len) {
- const char *p;
+ if (options.reschedule_failed_exec && !is_interactive(&options))
+ die(_("%s requires an interactive rebase"), "--reschedule-failed-exec");
+ if (options.git_am_opts.argc) {
/* all am options except -q are compatible only with --am */
- strbuf_reset(&buf);
- strbuf_addbuf(&buf, &options.git_am_opt);
- strbuf_addch(&buf, ' ');
- while ((p = strstr(buf.buf, " -q ")))
- strbuf_splice(&buf, p - buf.buf, 4, " ", 1);
- strbuf_trim(&buf);
-
- if (is_interactive(&options) && buf.len)
- die(_("error: cannot combine interactive options "
- "(--interactive, --exec, --rebase-merges, "
- "--preserve-merges, --keep-empty, --root + "
- "--onto) with am options (%s)"), buf.buf);
- if (options.type == REBASE_MERGE && buf.len)
- die(_("error: cannot combine merge options (--merge, "
- "--strategy, --strategy-option) with am options "
- "(%s)"), buf.buf);
+ for (i = options.git_am_opts.argc - 1; i >= 0; i--)
+ if (strcmp(options.git_am_opts.argv[i], "-q"))
+ break;
+
+ if (is_interactive(&options) && i >= 0)
+ die(_("cannot combine am options with either "
+ "interactive or merge options"));
}
if (options.signoff) {
if (options.type == REBASE_PRESERVE_MERGES)
die("cannot combine '--signoff' with "
"'--preserve-merges'");
- strbuf_addstr(&options.git_am_opt, " --signoff");
+ argv_array_push(&options.git_am_opts, "--signoff");
options.flags |= REBASE_FORCE;
}
- if (options.type == REBASE_PRESERVE_MERGES)
+ if (options.type == REBASE_PRESERVE_MERGES) {
/*
* Note: incompatibility with --signoff handled in signoff block above
* Note: incompatibility with --interactive is just a strong warning;
* git-rebase.txt caveats with "unless you know what you are doing"
*/
if (options.rebase_merges)
- die(_("error: cannot combine '--preserve_merges' with "
+ die(_("cannot combine '--preserve-merges' with "
"'--rebase-merges'"));
+ if (options.reschedule_failed_exec)
+ die(_("error: cannot combine '--preserve-merges' with "
+ "'--reschedule-failed-exec'"));
+ }
+
if (options.rebase_merges) {
if (strategy_options.nr)
- die(_("error: cannot combine '--rebase_merges' with "
+ die(_("cannot combine '--rebase-merges' with "
"'--strategy-option'"));
if (options.strategy)
- die(_("error: cannot combine '--rebase_merges' with "
+ die(_("cannot combine '--rebase-merges' with "
"'--strategy'"));
}
get_fork_point(options.upstream_name, head);
}
- if (read_index(the_repository->index) < 0)
+ if (repo_read_index(the_repository) < 0)
die(_("could not read index"));
if (options.autostash) {
fd = hold_locked_index(&lock_file, 0);
refresh_cache(REFRESH_QUIET);
if (0 <= fd)
- update_index_if_able(&the_index, &lock_file);
+ repo_update_index_if_able(the_repository, &lock_file);
rollback_lock_file(&lock_file);
- if (has_unstaged_changes(0) || has_uncommitted_changes(0)) {
+ if (has_unstaged_changes(the_repository, 1) ||
+ has_uncommitted_changes(the_repository, 1)) {
const char *autostash =
state_dir_path("autostash", &options);
struct child_process stash = CHILD_PROCESS_INIT;
if (safe_create_leading_directories_const(autostash))
die(_("Could not create directory for '%s'"),
options.state_dir);
- write_file(autostash, "%s", buf.buf);
+ write_file(autostash, "%s", oid_to_hex(&oid));
printf(_("Created autostash: %s\n"), buf.buf);
if (reset_head(&head->object.oid, "reset --hard",
- NULL, 0, NULL, NULL) < 0)
+ NULL, RESET_HEAD_HARD, NULL, NULL) < 0)
die(_("could not reset --hard"));
printf(_("HEAD is now at %s"),
find_unique_abbrev(&head->object.oid,
putchar('\n');
if (discard_index(the_repository->index) < 0 ||
- read_index(the_repository->index) < 0)
+ repo_read_index(the_repository) < 0)
die(_("could not read index"));
}
}
- if (require_clean_work_tree("rebase",
+ if (require_clean_work_tree(the_repository, "rebase",
_("Please commit or stash them."), 1, 1)) {
ret = 1;
goto cleanup;
}
strbuf_reset(&buf);
- strbuf_addf(&buf, "rebase: checkout %s",
+ strbuf_addf(&buf, "%s: checkout %s",
+ getenv(GIT_REFLOG_ACTION_ENVIRONMENT),
options.switch_to);
if (reset_head(&oid, "checkout",
- options.head_name, 0,
- NULL, NULL) < 0) {
+ options.head_name,
+ RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
+ NULL, buf.buf) < 0) {
ret = !!error(_("could not switch to "
"%s"),
options.switch_to);
if (options.flags & REBASE_DIFFSTAT) {
struct diff_options opts;
- if (options.flags & REBASE_VERBOSE)
- printf(_("Changes from %s to %s:\n"),
- oid_to_hex(&merge_base),
- oid_to_hex(&options.onto->object.oid));
+ if (options.flags & REBASE_VERBOSE) {
+ if (is_null_oid(&merge_base))
+ printf(_("Changes to %s:\n"),
+ oid_to_hex(&options.onto->object.oid));
+ else
+ printf(_("Changes from %s to %s:\n"),
+ oid_to_hex(&merge_base),
+ oid_to_hex(&options.onto->object.oid));
+ }
/* We want color (if set), but no pager */
diff_setup(&opts);
DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
opts.detect_rename = DIFF_DETECT_RENAME;
diff_setup_done(&opts);
- diff_tree_oid(&merge_base, &options.onto->object.oid,
- "", &opts);
+ diff_tree_oid(is_null_oid(&merge_base) ?
+ the_hash_algo->empty_tree : &merge_base,
+ &options.onto->object.oid, "", &opts);
diffcore_std(&opts);
diff_flush(&opts);
}
printf(_("First, rewinding head to replay your work on top of "
"it...\n"));
- strbuf_addf(&msg, "rebase: checkout %s", options.onto_name);
- if (reset_head(&options.onto->object.oid, "checkout", NULL, 1,
- NULL, msg.buf))
+ strbuf_addf(&msg, "%s: checkout %s",
+ getenv(GIT_REFLOG_ACTION_ENVIRONMENT), options.onto_name);
+ if (reset_head(&options.onto->object.oid, "checkout", NULL,
+ RESET_HEAD_DETACH | RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
+ NULL, msg.buf))
die(_("Could not detach HEAD"));
strbuf_release(&msg);