diff options
Diffstat (limited to 'builtin/rebase.c')
-rw-r--r-- | builtin/rebase.c | 118 |
1 files changed, 58 insertions, 60 deletions
diff --git a/builtin/rebase.c b/builtin/rebase.c index 7c7bc13e91..966b953e86 100644 --- a/builtin/rebase.c +++ b/builtin/rebase.c @@ -46,29 +46,6 @@ enum rebase_type { REBASE_PRESERVE_MERGES }; -static int use_builtin_rebase(void) -{ - struct child_process cp = CHILD_PROCESS_INIT; - struct strbuf out = STRBUF_INIT; - 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); - cp.git_cmd = 1; - if (capture_command(&cp, &out, 6)) { - strbuf_release(&out); - return 1; - } - - strbuf_trim(&out); - ret = !strcmp("true", out.buf); - strbuf_release(&out); - return ret; -} - struct rebase_options { enum rebase_type type; const char *state_dir; @@ -106,6 +83,7 @@ struct rebase_options { char *strategy, *strategy_opts; struct strbuf git_format_patch_opt; int reschedule_failed_exec; + int use_legacy_rebase; }; static int is_interactive(struct rebase_options *opts) @@ -369,6 +347,7 @@ static void add_var(struct strbuf *buf, const char *name, const char *value) #define RESET_HEAD_HARD (1<<1) #define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2) #define RESET_HEAD_REFS_ONLY (1<<3) +#define RESET_ORIG_HEAD (1<<4) static int reset_head(struct object_id *oid, const char *action, const char *switch_to_branch, unsigned flags, @@ -378,6 +357,7 @@ static int reset_head(struct object_id *oid, const char *action, 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; + unsigned update_orig_head = flags & RESET_ORIG_HEAD; struct object_id head_oid; struct tree_desc desc[2] = { { NULL }, { NULL } }; struct lock_file lock = LOCK_INIT; @@ -454,18 +434,21 @@ reset_head_refs: 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 (update_orig_head) { + 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"); @@ -476,7 +459,7 @@ reset_head_refs: detach_head ? REF_NO_DEREF : 0, UPDATE_REFS_MSG_ON_ERR); else { - ret = update_ref(reflog_orig_head, switch_to_branch, oid, + ret = update_ref(reflog_head, switch_to_branch, oid, NULL, 0, UPDATE_REFS_MSG_ON_ERR); if (!ret) ret = create_symref("HEAD", switch_to_branch, @@ -869,6 +852,11 @@ static int rebase_config(const char *var, const char *value, void *data) return 0; } + if (!strcmp(var, "rebase.usebuiltin")) { + opts->use_legacy_rebase = !git_config_bool(var, value); + return 0; + } + return git_default_config(var, value, data); } @@ -1027,6 +1015,14 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) ACTION_EDIT_TODO, ACTION_SHOW_CURRENT_PATCH, } action = NO_ACTION; + static const char *action_names[] = { N_("undefined"), + N_("continue"), + N_("skip"), + N_("abort"), + N_("quit"), + N_("edit_todo"), + N_("show_current_patch"), + NULL }; const char *gpg_sign = NULL; struct string_list exec = STRING_LIST_INIT_NODUP; const char *rebase_merges = NULL; @@ -1092,8 +1088,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) PARSE_OPT_NOARG | PARSE_OPT_NONEG, parse_opt_interactive }, OPT_SET_INT('p', "preserve-merges", &options.type, - N_("try to recreate merges instead of ignoring " - "them"), REBASE_PRESERVE_MERGES), + N_("(DEPRECATED) try to recreate merges instead of " + "ignoring them"), REBASE_PRESERVE_MERGES), OPT_BOOL(0, "rerere-autoupdate", &options.allow_rerere_autoupdate, N_("allow rerere to update index with resolved " @@ -1135,22 +1131,6 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) }; int i; - /* - * NEEDSWORK: Once the builtin rebase has been tested enough - * and git-legacy-rebase.sh is retired to contrib/, this preamble - * can be removed. - */ - - if (!use_builtin_rebase()) { - const char *path = mkpath("%s/git-legacy-rebase", - git_exec_path()); - - if (sane_execvp(path, (char **)argv) < 0) - die_errno(_("could not exec %s"), path); - else - BUG("sane_execvp() returned???"); - } - if (argc == 2 && !strcmp(argv[1], "-h")) usage_with_options(builtin_rebase_usage, builtin_rebase_options); @@ -1161,6 +1141,11 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) git_config(rebase_config, &options); + if (options.use_legacy_rebase || + !git_env_bool("GIT_TEST_REBASE_USE_BUILTIN", -1)) + warning(_("the rebase.useBuiltin support has been removed!\n" + "See its entry in 'git help config' for details.")); + strbuf_reset(&buf); strbuf_addf(&buf, "%s/applying", apply_dir()); if(file_exists(buf.buf)) @@ -1204,6 +1189,10 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) usage_with_options(builtin_rebase_usage, builtin_rebase_options); + if (options.type == REBASE_PRESERVE_MERGES) + warning(_("git rebase --preserve-merges is deprecated. " + "Use --rebase-merges instead.")); + if (action != NO_ACTION && !in_progress) die(_("No rebase in progress?")); setenv(GIT_REFLOG_ACTION_ENVIRONMENT, "rebase", 0); @@ -1212,6 +1201,15 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) die(_("The --edit-todo action can only be used during " "interactive rebase.")); + if (trace2_is_enabled()) { + if (is_interactive(&options)) + trace2_cmd_mode("interactive"); + else if (exec.nr) + trace2_cmd_mode("interactive-exec"); + else + trace2_cmd_mode(action_names[action]); + } + switch (action) { case ACTION_CONTINUE: { struct object_id head; @@ -1570,8 +1568,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) branch_name = options.head_name; } else { - free(options.head_name); - options.head_name = NULL; + FREE_AND_NULL(options.head_name); branch_name = "HEAD"; } if (get_oid("HEAD", &options.orig_head)) @@ -1760,7 +1757,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) 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, + RESET_HEAD_DETACH | RESET_ORIG_HEAD | + RESET_HEAD_RUN_POST_CHECKOUT_HOOK, NULL, msg.buf)) die(_("Could not detach HEAD")); strbuf_release(&msg); @@ -1770,14 +1768,14 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) * we just fast-forwarded. */ strbuf_reset(&msg); - if (!oidcmp(&merge_base, &options.orig_head)) { + if (oideq(&merge_base, &options.orig_head)) { printf(_("Fast-forwarded %s to %s.\n"), branch_name, options.onto_name); strbuf_addf(&msg, "rebase finished: %s onto %s", options.head_name ? options.head_name : "detached HEAD", oid_to_hex(&options.onto->object.oid)); - reset_head(NULL, "Fast-forwarded", options.head_name, 0, - "HEAD", msg.buf); + reset_head(NULL, "Fast-forwarded", options.head_name, + RESET_HEAD_REFS_ONLY, "HEAD", msg.buf); strbuf_release(&msg); ret = !!finish_rebase(&options); goto cleanup; |