diff options
Diffstat (limited to 'revision.c')
-rw-r--r-- | revision.c | 394 |
1 files changed, 219 insertions, 175 deletions
diff --git a/revision.c b/revision.c index edba5b79bc..5dfb322ccd 100644 --- a/revision.c +++ b/revision.c @@ -147,7 +147,7 @@ static void add_pending_object_with_path(struct rev_info *revs, revs->no_walk = 0; if (revs->reflog_info && obj->type == OBJ_COMMIT) { struct strbuf buf = STRBUF_INIT; - int len = interpret_branch_name(name, 0, &buf); + int len = interpret_branch_name(name, 0, &buf, 0); int st; if (0 < len && name[len] && buf.len) @@ -230,7 +230,7 @@ static struct commit *handle_commit(struct rev_info *revs, die("bad tag"); object = parse_object(tag->tagged->oid.hash); if (!object) { - if (flags & UNINTERESTING) + if (revs->ignore_missing_links || (flags & UNINTERESTING)) return NULL; die("bad object %s", oid_to_hex(&tag->tagged->oid)); } @@ -846,7 +846,7 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs) */ if (left_first != !!(flags & SYMMETRIC_LEFT)) continue; - commit->util = add_commit_patch_id(commit, &ids); + add_commit_patch_id(commit, &ids); } /* either cherry_mark or cherry_pick are true */ @@ -873,21 +873,9 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs) id = has_commit_patch_id(commit, &ids); if (!id) continue; - id->seen = 1; - commit->object.flags |= cherry_flag; - } - - /* Now check the original side for seen ones */ - for (p = list; p; p = p->next) { - struct commit *commit = p->item; - struct patch_id *ent; - ent = commit->util; - if (!ent) - continue; - if (ent->seen) - commit->object.flags |= cherry_flag; - commit->util = NULL; + commit->object.flags |= cherry_flag; + id->commit->object.flags |= cherry_flag; } free_patch_ids(&ids); @@ -1208,11 +1196,11 @@ static void handle_refs(const char *submodule, struct rev_info *revs, unsigned f for_each(submodule, handle_one_ref, &cb); } -static void handle_one_reflog_commit(unsigned char *sha1, void *cb_data) +static void handle_one_reflog_commit(struct object_id *oid, void *cb_data) { struct all_refs_cb *cb = cb_data; - if (!is_null_sha1(sha1)) { - struct object *o = parse_object(sha1); + if (!is_null_oid(oid)) { + struct object *o = parse_object(oid->hash); if (o) { o->flags |= cb->all_flags; /* ??? CMDLINEFLAGS ??? */ @@ -1226,12 +1214,12 @@ static void handle_one_reflog_commit(unsigned char *sha1, void *cb_data) } } -static int handle_one_reflog_ent(unsigned char *osha1, unsigned char *nsha1, +static int handle_one_reflog_ent(struct object_id *ooid, struct object_id *noid, const char *email, unsigned long timestamp, int tz, const char *message, void *cb_data) { - handle_one_reflog_commit(osha1, cb_data); - handle_one_reflog_commit(nsha1, cb_data); + handle_one_reflog_commit(ooid, cb_data); + handle_one_reflog_commit(noid, cb_data); return 0; } @@ -1287,7 +1275,7 @@ void add_index_objects_to_pending(struct rev_info *revs, unsigned flags) if (S_ISGITLINK(ce->ce_mode)) continue; - blob = lookup_blob(ce->sha1); + blob = lookup_blob(ce->oid.hash); if (!blob) die("unable to add index blob to traversal"); add_pending_object_with_path(revs, &blob->object, "", @@ -1301,12 +1289,14 @@ void add_index_objects_to_pending(struct rev_info *revs, unsigned flags) } } -static int add_parents_only(struct rev_info *revs, const char *arg_, int flags) +static int add_parents_only(struct rev_info *revs, const char *arg_, int flags, + int exclude_parent) { unsigned char sha1[20]; struct object *it; struct commit *commit; struct commit_list *parents; + int parent_number; const char *arg = arg_; if (*arg == '^') { @@ -1328,7 +1318,15 @@ static int add_parents_only(struct rev_info *revs, const char *arg_, int flags) if (it->type != OBJ_COMMIT) return 0; commit = (struct commit *)it; - for (parents = commit->parents; parents; parents = parents->next) { + if (exclude_parent && + exclude_parent > commit_list_count(commit->parents)) + return 0; + for (parents = commit->parents, parent_number = 1; + parents; + parents = parents->next, parent_number++) { + if (exclude_parent && parent_number != exclude_parent) + continue; + it = &parents->item->object; it->flags |= flags; add_rev_cmdline(revs, it, arg_, REV_CMD_PARENTS_ONLY, flags); @@ -1431,118 +1429,168 @@ static void prepare_show_merge(struct rev_info *revs) revs->limited = 1; } +static int dotdot_missing(const char *arg, char *dotdot, + struct rev_info *revs, int symmetric) +{ + if (revs->ignore_missing) + return 0; + /* de-munge so we report the full argument */ + *dotdot = '.'; + die(symmetric + ? "Invalid symmetric difference expression %s" + : "Invalid revision range %s", arg); +} + +static int handle_dotdot_1(const char *arg, char *dotdot, + struct rev_info *revs, int flags, + int cant_be_filename, + struct object_context *a_oc, + struct object_context *b_oc) +{ + const char *a_name, *b_name; + struct object_id a_oid, b_oid; + struct object *a_obj, *b_obj; + unsigned int a_flags, b_flags; + int symmetric = 0; + unsigned int flags_exclude = flags ^ (UNINTERESTING | BOTTOM); + unsigned int oc_flags = GET_SHA1_COMMITTISH | GET_SHA1_RECORD_PATH; + + a_name = arg; + if (!*a_name) + a_name = "HEAD"; + + b_name = dotdot + 2; + if (*b_name == '.') { + symmetric = 1; + b_name++; + } + if (!*b_name) + b_name = "HEAD"; + + if (get_sha1_with_context(a_name, oc_flags, a_oid.hash, a_oc) || + get_sha1_with_context(b_name, oc_flags, b_oid.hash, b_oc)) + return -1; + + if (!cant_be_filename) { + *dotdot = '.'; + verify_non_filename(revs->prefix, arg); + *dotdot = '\0'; + } + + a_obj = parse_object(a_oid.hash); + b_obj = parse_object(b_oid.hash); + if (!a_obj || !b_obj) + return dotdot_missing(arg, dotdot, revs, symmetric); + + if (!symmetric) { + /* just A..B */ + b_flags = flags; + a_flags = flags_exclude; + } else { + /* A...B -- find merge bases between the two */ + struct commit *a, *b; + struct commit_list *exclude; + + a = lookup_commit_reference(a_obj->oid.hash); + b = lookup_commit_reference(b_obj->oid.hash); + if (!a || !b) + return dotdot_missing(arg, dotdot, revs, symmetric); + + exclude = get_merge_bases(a, b); + add_rev_cmdline_list(revs, exclude, REV_CMD_MERGE_BASE, + flags_exclude); + add_pending_commit_list(revs, exclude, flags_exclude); + free_commit_list(exclude); + + b_flags = flags; + a_flags = flags | SYMMETRIC_LEFT; + } + + a_obj->flags |= a_flags; + b_obj->flags |= b_flags; + add_rev_cmdline(revs, a_obj, a_name, REV_CMD_LEFT, a_flags); + add_rev_cmdline(revs, b_obj, b_name, REV_CMD_RIGHT, b_flags); + add_pending_object_with_path(revs, a_obj, a_name, a_oc->mode, a_oc->path); + add_pending_object_with_path(revs, b_obj, b_name, b_oc->mode, b_oc->path); + return 0; +} + +static int handle_dotdot(const char *arg, + struct rev_info *revs, int flags, + int cant_be_filename) +{ + struct object_context a_oc, b_oc; + char *dotdot = strstr(arg, ".."); + int ret; + + if (!dotdot) + return -1; + + memset(&a_oc, 0, sizeof(a_oc)); + memset(&b_oc, 0, sizeof(b_oc)); + + *dotdot = '\0'; + ret = handle_dotdot_1(arg, dotdot, revs, flags, cant_be_filename, + &a_oc, &b_oc); + *dotdot = '.'; + + free(a_oc.path); + free(b_oc.path); + + return ret; +} + int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsigned revarg_opt) { struct object_context oc; - char *dotdot; + char *mark; struct object *object; unsigned char sha1[20]; int local_flags; const char *arg = arg_; int cant_be_filename = revarg_opt & REVARG_CANNOT_BE_FILENAME; - unsigned get_sha1_flags = 0; + unsigned get_sha1_flags = GET_SHA1_RECORD_PATH; flags = flags & UNINTERESTING ? flags | BOTTOM : flags & ~BOTTOM; - dotdot = strstr(arg, ".."); - if (dotdot) { - unsigned char from_sha1[20]; - const char *next = dotdot + 2; - const char *this = arg; - int symmetric = *next == '.'; - unsigned int flags_exclude = flags ^ (UNINTERESTING | BOTTOM); - static const char head_by_default[] = "HEAD"; - unsigned int a_flags; - - *dotdot = 0; - next += symmetric; - - if (!*next) - next = head_by_default; - if (dotdot == arg) - this = head_by_default; - if (this == head_by_default && next == head_by_default && - !symmetric) { - /* - * Just ".."? That is not a range but the - * pathspec for the parent directory. - */ - if (!cant_be_filename) { - *dotdot = '.'; - return -1; - } - } - if (!get_sha1_committish(this, from_sha1) && - !get_sha1_committish(next, sha1)) { - struct object *a_obj, *b_obj; - - if (!cant_be_filename) { - *dotdot = '.'; - verify_non_filename(revs->prefix, arg); - } - - a_obj = parse_object(from_sha1); - b_obj = parse_object(sha1); - if (!a_obj || !b_obj) { - missing: - if (revs->ignore_missing) - return 0; - die(symmetric - ? "Invalid symmetric difference expression %s" - : "Invalid revision range %s", arg); - } + if (!cant_be_filename && !strcmp(arg, "..")) { + /* + * Just ".."? That is not a range but the + * pathspec for the parent directory. + */ + return -1; + } - if (!symmetric) { - /* just A..B */ - a_flags = flags_exclude; - } else { - /* A...B -- find merge bases between the two */ - struct commit *a, *b; - struct commit_list *exclude; - - a = (a_obj->type == OBJ_COMMIT - ? (struct commit *)a_obj - : lookup_commit_reference(a_obj->oid.hash)); - b = (b_obj->type == OBJ_COMMIT - ? (struct commit *)b_obj - : lookup_commit_reference(b_obj->oid.hash)); - if (!a || !b) - goto missing; - exclude = get_merge_bases(a, b); - add_rev_cmdline_list(revs, exclude, - REV_CMD_MERGE_BASE, - flags_exclude); - add_pending_commit_list(revs, exclude, - flags_exclude); - free_commit_list(exclude); - - a_flags = flags | SYMMETRIC_LEFT; - } + if (!handle_dotdot(arg, revs, flags, revarg_opt)) + return 0; - a_obj->flags |= a_flags; - b_obj->flags |= flags; - add_rev_cmdline(revs, a_obj, this, - REV_CMD_LEFT, a_flags); - add_rev_cmdline(revs, b_obj, next, - REV_CMD_RIGHT, flags); - add_pending_object(revs, a_obj, this); - add_pending_object(revs, b_obj, next); + mark = strstr(arg, "^@"); + if (mark && !mark[2]) { + *mark = 0; + if (add_parents_only(revs, arg, flags, 0)) return 0; + *mark = '^'; + } + mark = strstr(arg, "^!"); + if (mark && !mark[2]) { + *mark = 0; + if (!add_parents_only(revs, arg, flags ^ (UNINTERESTING | BOTTOM), 0)) + *mark = '^'; + } + mark = strstr(arg, "^-"); + if (mark) { + int exclude_parent = 1; + + if (mark[2]) { + char *end; + exclude_parent = strtoul(mark + 2, &end, 10); + if (*end != '\0' || !exclude_parent) + return -1; } - *dotdot = '.'; - } - dotdot = strstr(arg, "^@"); - if (dotdot && !dotdot[2]) { - *dotdot = 0; - if (add_parents_only(revs, arg, flags)) - return 0; - *dotdot = '^'; - } - dotdot = strstr(arg, "^!"); - if (dotdot && !dotdot[2]) { - *dotdot = 0; - if (!add_parents_only(revs, arg, flags ^ (UNINTERESTING | BOTTOM))) - *dotdot = '^'; + + *mark = 0; + if (!add_parents_only(revs, arg, flags ^ (UNINTERESTING | BOTTOM), exclude_parent)) + *mark = '^'; } local_flags = 0; @@ -1552,7 +1600,7 @@ int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsi } if (revarg_opt & REVARG_COMMITTISH) - get_sha1_flags = GET_SHA1_COMMITTISH; + get_sha1_flags |= GET_SHA1_COMMITTISH; if (get_sha1_with_context(arg, get_sha1_flags, sha1, &oc)) return revs->ignore_missing ? 0 : -1; @@ -1560,7 +1608,8 @@ int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsi verify_non_filename(revs->prefix, arg); object = get_reference(revs, arg, sha1, flags ^ local_flags); add_rev_cmdline(revs, object, arg_, REV_CMD_REV, flags ^ local_flags); - add_pending_object_with_mode(revs, object, arg, oc.mode); + add_pending_object_with_path(revs, object, arg, oc.mode, oc.path); + free(oc.path); return 0; } @@ -1676,8 +1725,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->max_count = atoi(argv[1]); revs->no_walk = 0; return 2; - } else if (starts_with(arg, "-n")) { - revs->max_count = atoi(arg + 2); + } else if (skip_prefix(arg, "-n", &optarg)) { + revs->max_count = atoi(optarg); revs->no_walk = 0; } else if ((argcount = parse_long_opt("max-age", argv, &optarg))) { revs->max_age = atoi(optarg); @@ -1736,16 +1785,13 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg } else if (!strcmp(arg, "--author-date-order")) { revs->sort_order = REV_SORT_BY_AUTHOR_DATE; revs->topo_order = 1; - } else if (starts_with(arg, "--early-output")) { - int count = 100; - switch (arg[14]) { - case '=': - count = atoi(arg+15); - /* Fallthrough */ - case 0: - revs->topo_order = 1; - revs->early_output = count; - } + } else if (!strcmp(arg, "--early-output")) { + revs->early_output = 100; + revs->topo_order = 1; + } else if (skip_prefix(arg, "--early-output=", &optarg)) { + if (strtoul_ui(optarg, 10, &revs->early_output) < 0) + die("'%s': not a non-negative integer", optarg); + revs->topo_order = 1; } else if (!strcmp(arg, "--parents")) { revs->rewrite_parents = 1; revs->print_parents = 1; @@ -1761,13 +1807,13 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->min_parents = 2; } else if (!strcmp(arg, "--no-merges")) { revs->max_parents = 1; - } else if (starts_with(arg, "--min-parents=")) { - revs->min_parents = atoi(arg+14); - } else if (starts_with(arg, "--no-min-parents")) { + } else if (skip_prefix(arg, "--min-parents=", &optarg)) { + revs->min_parents = atoi(optarg); + } else if (!strcmp(arg, "--no-min-parents")) { revs->min_parents = 0; - } else if (starts_with(arg, "--max-parents=")) { - revs->max_parents = atoi(arg+14); - } else if (starts_with(arg, "--no-max-parents")) { + } else if (skip_prefix(arg, "--max-parents=", &optarg)) { + revs->max_parents = atoi(optarg); + } else if (!strcmp(arg, "--no-max-parents")) { revs->max_parents = -1; } else if (!strcmp(arg, "--boundary")) { revs->boundary = 1; @@ -1848,14 +1894,15 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->verbose_header = 1; revs->pretty_given = 1; get_commit_format(NULL, revs); - } else if (starts_with(arg, "--pretty=") || starts_with(arg, "--format=")) { + } else if (skip_prefix(arg, "--pretty=", &optarg) || + skip_prefix(arg, "--format=", &optarg)) { /* * Detached form ("--pretty X" as opposed to "--pretty=X") * not allowed, since the argument is optional. */ revs->verbose_header = 1; revs->pretty_given = 1; - get_commit_format(arg+9, revs); + get_commit_format(optarg, revs); } else if (!strcmp(arg, "--expand-tabs")) { revs->expand_tabs_in_log = 8; } else if (!strcmp(arg, "--no-expand-tabs")) { @@ -1873,26 +1920,23 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->show_signature = 1; } else if (!strcmp(arg, "--no-show-signature")) { revs->show_signature = 0; - } else if (!strcmp(arg, "--show-linear-break") || - starts_with(arg, "--show-linear-break=")) { - if (starts_with(arg, "--show-linear-break=")) - revs->break_bar = xstrdup(arg + 20); - else - revs->break_bar = " .........."; + } else if (!strcmp(arg, "--show-linear-break")) { + revs->break_bar = " .........."; revs->track_linear = 1; revs->track_first_time = 1; - } else if (starts_with(arg, "--show-notes=") || - starts_with(arg, "--notes=")) { + } else if (skip_prefix(arg, "--show-linear-break=", &optarg)) { + revs->break_bar = xstrdup(optarg); + revs->track_linear = 1; + revs->track_first_time = 1; + } else if (skip_prefix(arg, "--show-notes=", &optarg) || + skip_prefix(arg, "--notes=", &optarg)) { struct strbuf buf = STRBUF_INIT; revs->show_notes = 1; revs->show_notes_given = 1; - if (starts_with(arg, "--show-notes")) { - if (revs->notes_opt.use_default_notes < 0) - revs->notes_opt.use_default_notes = 1; - strbuf_addstr(&buf, arg+13); - } - else - strbuf_addstr(&buf, arg+8); + if (starts_with(arg, "--show-notes=") && + revs->notes_opt.use_default_notes < 0) + revs->notes_opt.use_default_notes = 1; + strbuf_addstr(&buf, optarg); expand_notes_ref(&buf); string_list_append(&revs->notes_opt.extra_notes_refs, strbuf_detach(&buf, NULL)); @@ -1929,8 +1973,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg revs->abbrev = 0; } else if (!strcmp(arg, "--abbrev")) { revs->abbrev = DEFAULT_ABBREV; - } else if (starts_with(arg, "--abbrev=")) { - revs->abbrev = strtoul(arg + 9, NULL, 10); + } else if (skip_prefix(arg, "--abbrev=", &optarg)) { + revs->abbrev = strtoul(optarg, NULL, 10); if (revs->abbrev < MINIMUM_ABBREV) revs->abbrev = MINIMUM_ABBREV; else if (revs->abbrev > 40) @@ -1973,16 +2017,16 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg } else if (!strcmp(arg, "--grep-debug")) { revs->grep_filter.debug = 1; } else if (!strcmp(arg, "--basic-regexp")) { - grep_set_pattern_type_option(GREP_PATTERN_TYPE_BRE, &revs->grep_filter); + revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_BRE; } else if (!strcmp(arg, "--extended-regexp") || !strcmp(arg, "-E")) { - grep_set_pattern_type_option(GREP_PATTERN_TYPE_ERE, &revs->grep_filter); + revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_ERE; } else if (!strcmp(arg, "--regexp-ignore-case") || !strcmp(arg, "-i")) { revs->grep_filter.regflags |= REG_ICASE; DIFF_OPT_SET(&revs->diffopt, PICKAXE_IGNORE_CASE); } else if (!strcmp(arg, "--fixed-strings") || !strcmp(arg, "-F")) { - grep_set_pattern_type_option(GREP_PATTERN_TYPE_FIXED, &revs->grep_filter); + revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_FIXED; } else if (!strcmp(arg, "--perl-regexp")) { - grep_set_pattern_type_option(GREP_PATTERN_TYPE_PCRE, &revs->grep_filter); + revs->grep_filter.pattern_type_option = GREP_PATTERN_TYPE_PCRE; } else if (!strcmp(arg, "--all-match")) { revs->grep_filter.all_match = 1; } else if (!strcmp(arg, "--invert-grep")) { @@ -2090,20 +2134,20 @@ static int handle_revision_pseudo_opt(const char *submodule, } else if ((argcount = parse_long_opt("exclude", argv, &optarg))) { add_ref_exclusion(&revs->ref_excludes, optarg); return argcount; - } else if (starts_with(arg, "--branches=")) { + } else if (skip_prefix(arg, "--branches=", &optarg)) { struct all_refs_cb cb; init_all_refs_cb(&cb, revs, *flags); - for_each_glob_ref_in(handle_one_ref, arg + 11, "refs/heads/", &cb); + for_each_glob_ref_in(handle_one_ref, optarg, "refs/heads/", &cb); clear_ref_exclusion(&revs->ref_excludes); - } else if (starts_with(arg, "--tags=")) { + } else if (skip_prefix(arg, "--tags=", &optarg)) { struct all_refs_cb cb; init_all_refs_cb(&cb, revs, *flags); - for_each_glob_ref_in(handle_one_ref, arg + 7, "refs/tags/", &cb); + for_each_glob_ref_in(handle_one_ref, optarg, "refs/tags/", &cb); clear_ref_exclusion(&revs->ref_excludes); - } else if (starts_with(arg, "--remotes=")) { + } else if (skip_prefix(arg, "--remotes=", &optarg)) { struct all_refs_cb cb; init_all_refs_cb(&cb, revs, *flags); - for_each_glob_ref_in(handle_one_ref, arg + 10, "refs/remotes/", &cb); + for_each_glob_ref_in(handle_one_ref, optarg, "refs/remotes/", &cb); clear_ref_exclusion(&revs->ref_excludes); } else if (!strcmp(arg, "--reflog")) { add_reflogs_to_pending(revs, *flags); @@ -2113,14 +2157,14 @@ static int handle_revision_pseudo_opt(const char *submodule, *flags ^= UNINTERESTING | BOTTOM; } else if (!strcmp(arg, "--no-walk")) { revs->no_walk = REVISION_WALK_NO_WALK_SORTED; - } else if (starts_with(arg, "--no-walk=")) { + } else if (skip_prefix(arg, "--no-walk=", &optarg)) { /* * Detached form ("--no-walk X" as opposed to "--no-walk=X") * not allowed, since the argument is optional. */ - if (!strcmp(arg + 10, "sorted")) + if (!strcmp(optarg, "sorted")) revs->no_walk = REVISION_WALK_NO_WALK_SORTED; - else if (!strcmp(arg + 10, "unsorted")) + else if (!strcmp(optarg, "unsorted")) revs->no_walk = REVISION_WALK_NO_WALK_UNSORTED; else return error("invalid argument to --no-walk"); |