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 (!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;
- }
-
- 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);
- return 0;
- }
- *dotdot = '.';
+ if (!cant_be_filename && !strcmp(arg, "..")) {
+ /*
+ * Just ".."? That is not a range but the
+ * pathspec for the parent directory.
+ */
+ return -1;
}
- dotdot = strstr(arg, "^@");
- if (dotdot && !dotdot[2]) {
- *dotdot = 0;
+ if (!handle_dotdot(arg, revs, flags, revarg_opt))
+ return 0;
+
+ mark = strstr(arg, "^@");
+ if (mark && !mark[2]) {
+ *mark = 0;
if (add_parents_only(revs, arg, flags, 0))
return 0;
- *dotdot = '^';
+ *mark = '^';
}
- dotdot = strstr(arg, "^!");
- if (dotdot && !dotdot[2]) {
- *dotdot = 0;
+ mark = strstr(arg, "^!");
+ if (mark && !mark[2]) {
+ *mark = 0;
if (!add_parents_only(revs, arg, flags ^ (UNINTERESTING | BOTTOM), 0))
- *dotdot = '^';
+ *mark = '^';
}
- dotdot = strstr(arg, "^-");
- if (dotdot) {
+ mark = strstr(arg, "^-");
+ if (mark) {
int exclude_parent = 1;
- if (dotdot[2]) {
+ if (mark[2]) {
char *end;
- exclude_parent = strtoul(dotdot + 2, &end, 10);
+ exclude_parent = strtoul(mark + 2, &end, 10);
if (*end != '\0' || !exclude_parent)
return -1;
}
- *dotdot = 0;
+ *mark = 0;
if (!add_parents_only(revs, arg, flags ^ (UNINTERESTING | BOTTOM), exclude_parent))
- *dotdot = '^';
+ *mark = '^';
}
local_flags = 0;
}
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;
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;
}
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);
} 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;
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;
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")) {
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 (skip_prefix(arg, "--show-linear-break=", &optarg)) {
+ revs->break_bar = xstrdup(optarg);
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-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));
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)
} 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);
*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");