diff options
| -rw-r--r-- | Documentation/git-rebase.txt | 10 | ||||
| -rw-r--r-- | builtin/rebase.c | 17 | ||||
| -rw-r--r-- | sequencer.c | 65 | ||||
| -rw-r--r-- | sequencer.h | 1 | ||||
| -rwxr-xr-x | t/t3422-rebase-incompatible-options.sh | 1 | ||||
| -rwxr-xr-x | t/t3433-rebase-options-compatibility.sh | 37 |
6 files changed, 120 insertions, 11 deletions
diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index a70a5ca..b137d4f 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -386,9 +386,13 @@ unchanged for the sake of a three-way merge. See also INCOMPATIBLE OPTIONS below. --committer-date-is-author-date:: + Instead of recording the time the rebased commits are + created as the committer date, reuse the author date + as the committer date. This implies --force-rebase. + --ignore-date:: - These flags are passed to 'git am' to easily change the dates - of the rebased commits (see linkgit:git-am[1]). + This flag is passed to 'git am' to change the author date + of each rebased commit (see linkgit:git-am[1]). + See also INCOMPATIBLE OPTIONS below. @@ -525,7 +529,6 @@ INCOMPATIBLE OPTIONS The following options: - * --committer-date-is-author-date * --ignore-date * --whitespace * -C @@ -551,6 +554,7 @@ In addition, the following pairs of options are incompatible: * --preserve-merges and --signoff * --preserve-merges and --rebase-merges * --preserve-merges and --ignore-whitespace + * --preserve-merges and --committer-date-is-author-date * --rebase-merges and --strategy * --rebase-merges and --strategy-option diff --git a/builtin/rebase.c b/builtin/rebase.c index fb2500c..e6c6769 100644 --- a/builtin/rebase.c +++ b/builtin/rebase.c @@ -82,6 +82,7 @@ struct rebase_options { int ignore_whitespace; char *gpg_sign_opt; int autostash; + int committer_date_is_author_date; char *cmd; int allow_empty_message; int rebase_merges, rebase_cousins; @@ -114,6 +115,8 @@ static struct replay_opts get_replay_opts(const struct rebase_options *opts) replay.allow_empty_message = opts->allow_empty_message; replay.verbose = opts->flags & REBASE_VERBOSE; replay.reschedule_failed_exec = opts->reschedule_failed_exec; + replay.committer_date_is_author_date = + opts->committer_date_is_author_date; replay.gpg_sign = xstrdup_or_null(opts->gpg_sign_opt); replay.strategy = opts->strategy; @@ -976,6 +979,8 @@ static int run_am(struct rebase_options *opts) if (opts->ignore_whitespace) argv_array_push(&am.args, "--ignore-whitespace"); + if (opts->committer_date_is_author_date) + argv_array_push(&opts->git_am_opts, "--committer-date-is-author-date"); if (opts->action && !strcmp("continue", opts->action)) { argv_array_push(&am.args, "--resolved"); argv_array_pushf(&am.args, "--resolvemsg=%s", resolvemsg); @@ -1424,9 +1429,9 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) PARSE_OPT_NOARG, NULL, REBASE_DIFFSTAT }, OPT_BOOL(0, "signoff", &options.signoff, N_("add a Signed-off-by: line to each commit")), - OPT_PASSTHRU_ARGV(0, "committer-date-is-author-date", - &options.git_am_opts, NULL, - N_("passed to 'git am'"), PARSE_OPT_NOARG), + OPT_BOOL(0, "committer-date-is-author-date", + &options.committer_date_is_author_date, + N_("make committer date match author date")), 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"), @@ -1701,10 +1706,12 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) state_dir_base, cmd_live_rebase, buf.buf); } + if (options.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") || + if (!strcmp(option, "--ignore-date") || !strcmp(option, "--whitespace=fix") || !strcmp(option, "--whitespace=strip")) options.flags |= REBASE_FORCE; diff --git a/sequencer.c b/sequencer.c index b759c94..dfd7f25 100644 --- a/sequencer.c +++ b/sequencer.c @@ -147,6 +147,7 @@ static GIT_PATH_FUNC(rebase_path_refs_to_delete, "rebase-merge/refs-to-delete") * command-line. */ static GIT_PATH_FUNC(rebase_path_gpg_sign_opt, "rebase-merge/gpg_sign_opt") +static GIT_PATH_FUNC(rebase_path_cdate_is_adate, "rebase-merge/cdate_is_adate") static GIT_PATH_FUNC(rebase_path_orig_head, "rebase-merge/orig-head") static GIT_PATH_FUNC(rebase_path_verbose, "rebase-merge/verbose") static GIT_PATH_FUNC(rebase_path_quiet, "rebase-merge/quiet") @@ -879,6 +880,17 @@ static char *get_author(const char *message) return NULL; } +/* Returns a "date" string that needs to be free()'d by the caller */ +static char *read_author_date_or_null(void) +{ + char *date; + + if (read_author_script(rebase_path_author_script(), + NULL, NULL, &date, 0)) + return NULL; + return date; +} + static const char staged_changes_advice[] = N_("you have staged changes in your working tree\n" "If these changes are meant to be squashed into the previous commit, run:\n" @@ -938,6 +950,24 @@ static int run_git_commit(struct repository *r, cmd.git_cmd = 1; + if (opts->committer_date_is_author_date) { + int res = -1; + struct strbuf datebuf = STRBUF_INIT; + char *date = read_author_date_or_null(); + + if (!date) + return -1; + + strbuf_addf(&datebuf, "@%s", date); + res = setenv("GIT_COMMITTER_DATE", datebuf.buf, 1); + + strbuf_release(&datebuf); + free(date); + + if (res) + return -1; + } + if (is_rebase_i(opts) && read_env_script(&cmd.env_array)) { const char *gpg_opt = gpg_sign_opt_quoted(opts); @@ -1331,7 +1361,6 @@ static int try_to_commit(struct repository *r, if (parse_head(r, ¤t_head)) return -1; - if (flags & AMEND_MSG) { const char *exclude_gpgsig[] = { "gpgsig", NULL }; const char *out_enc = get_commit_output_encoding(); @@ -1359,6 +1388,30 @@ static int try_to_commit(struct repository *r, commit_list_insert(current_head, &parents); } + if (opts->committer_date_is_author_date) { + int len = strlen(author); + struct ident_split ident; + struct strbuf date = STRBUF_INIT; + + if (split_ident_line(&ident, author, len) < 0) { + res = error(_("malformed ident line")); + goto out; + } + if (!ident.date_begin) { + res = error(_("corrupted author without date information")); + goto out; + } + + strbuf_addf(&date, "@%.*s %.*s", + (int)(ident.date_end - ident.date_begin), ident.date_begin, + (int)(ident.tz_end - ident.tz_begin), ident.tz_begin); + res = setenv("GIT_COMMITTER_DATE", date.buf, 1); + strbuf_release(&date); + + if (res) + goto out; + } + if (write_index_as_tree(&tree, r->index, r->index_file, 0, NULL)) { res = error(_("git write-tree failed to write a tree")); goto out; @@ -2480,6 +2533,11 @@ static int read_populate_opts(struct replay_opts *opts) opts->signoff = 1; } + if (file_exists(rebase_path_cdate_is_adate())) { + opts->allow_ff = 0; + opts->committer_date_is_author_date = 1; + } + if (file_exists(rebase_path_reschedule_failed_exec())) opts->reschedule_failed_exec = 1; @@ -2562,6 +2620,8 @@ int write_basic_state(struct replay_opts *opts, const char *head_name, write_file(rebase_path_gpg_sign_opt(), "-S%s\n", opts->gpg_sign); if (opts->signoff) write_file(rebase_path_signoff(), "--signoff\n"); + if (opts->committer_date_is_author_date) + write_file(rebase_path_cdate_is_adate(), "%s", ""); if (opts->reschedule_failed_exec) write_file(rebase_path_reschedule_failed_exec(), "%s", ""); @@ -3650,7 +3710,8 @@ static int pick_commits(struct repository *r, setenv(GIT_REFLOG_ACTION, action_name(opts), 0); if (opts->allow_ff) assert(!(opts->signoff || opts->no_commit || - opts->record_origin || opts->edit)); + opts->record_origin || opts->edit || + opts->committer_date_is_author_date)); if (read_and_refresh_cache(r, opts)) return -1; diff --git a/sequencer.h b/sequencer.h index 0c494b8..e6cba46 100644 --- a/sequencer.h +++ b/sequencer.h @@ -43,6 +43,7 @@ struct replay_opts { int verbose; int quiet; int reschedule_failed_exec; + int committer_date_is_author_date; int mainline; diff --git a/t/t3422-rebase-incompatible-options.sh b/t/t3422-rebase-incompatible-options.sh index 4342f79..7402f7e 100755 --- a/t/t3422-rebase-incompatible-options.sh +++ b/t/t3422-rebase-incompatible-options.sh @@ -61,7 +61,6 @@ test_rebase_am_only () { } test_rebase_am_only --whitespace=fix -test_rebase_am_only --committer-date-is-author-date test_rebase_am_only -C4 test_expect_success REBASE_P '--preserve-merges incompatible with --signoff' ' diff --git a/t/t3433-rebase-options-compatibility.sh b/t/t3433-rebase-options-compatibility.sh index 2e16e00..a98cfe1 100755 --- a/t/t3433-rebase-options-compatibility.sh +++ b/t/t3433-rebase-options-compatibility.sh @@ -7,6 +7,9 @@ test_description='tests to ensure compatibility between am and interactive backe . ./test-lib.sh +GIT_AUTHOR_DATE="1999-04-02T08:03:20+05:30" +export GIT_AUTHOR_DATE + # This is a special case in which both am and interactive backends # provide the same output. It was done intentionally because # both the backends fall short of optimal behaviour. @@ -26,8 +29,13 @@ test_expect_success 'setup' ' EOF git commit -am "update file" && git tag side && + test_commit commit1 foo foo1 && + test_commit commit2 foo foo2 && + test_commit commit3 foo foo3 && git checkout --orphan master && + git rm --cached foo && + rm foo && sed -e "s/^|//" >file <<-\EOF && |line 1 | line 2 @@ -62,4 +70,33 @@ test_expect_success '--ignore-whitespace works with interactive backend' ' test_cmp expect file ' +test_expect_success '--committer-date-is-author-date works with am backend' ' + git commit --amend && + git rebase --committer-date-is-author-date HEAD^ && + git show HEAD --pretty="format:%ai" >authortime && + git show HEAD --pretty="format:%ci" >committertime && + test_cmp authortime committertime +' + +test_expect_success '--committer-date-is-author-date works with interactive backend' ' + git commit --amend && + git rebase -i --committer-date-is-author-date HEAD^ && + git show HEAD --pretty="format:%ai" >authortime && + git show HEAD --pretty="format:%ci" >committertime && + test_cmp authortime committertime +' + +test_expect_success '--committer-date-is-author-date works with rebase -r' ' + git checkout side && + git merge --no-ff commit3 && + git rebase -r --root --committer-date-is-author-date && + git rev-list HEAD >rev_list && + while read HASH + do + git show $HASH --pretty="format:%ai" >authortime + git show $HASH --pretty="format:%ci" >committertime + test_cmp authortime committertime + done <rev_list +' + test_done |