}
static int check_branch_commit(const char *branchname, const char *refname,
- unsigned char *sha1, struct commit *head_rev,
+ const unsigned char *sha1, struct commit *head_rev,
int kinds, int force)
{
struct commit *rev = lookup_commit_reference(sha1);
continue;
}
- if (delete_ref(name, sha1, REF_NODEREF)) {
+ if (delete_ref(name, is_null_sha1(sha1) ? NULL : sha1,
+ REF_NODEREF)) {
error(remote_branch
? _("Error deleting remote-tracking branch '%s'")
: _("Error deleting branch '%s'"),
cb.pattern = pattern;
cb.ret = 0;
for_each_rawref(append_ref, &cb);
+ /*
+ * The following implementation is currently duplicated in ref-filter. It
+ * will eventually be removed when we port branch.c to use ref-filter APIs.
+ */
if (merge_filter != NO_FILTER) {
struct commit *filter;
filter = lookup_commit_reference_gently(merge_filter_ref, 0);
strbuf_release(&newsection);
}
+ /*
+ * This function is duplicated in ref-filter. It will eventually be removed
+ * when we port branch.c to use ref-filter APIs.
+ */
static int opt_parse_merge_filter(const struct option *opt, const char *arg, int unset)
{
merge_filter = ((opt->long_name[0] == 'n')
" %s\n"
"Lines starting with '%c' will be stripped.\n",
branch_name, comment_line_char);
- if (write_file(git_path(edit_description), 0, "%s", buf.buf)) {
+ if (write_file_gently(git_path(edit_description), "%s", buf.buf)) {
strbuf_release(&buf);
return error(_("could not write branch description template: %s"),
strerror(errno));
OPT__COLOR(&branch_use_color, N_("use colored output")),
OPT_SET_INT('r', "remotes", &kinds, N_("act on remote-tracking branches"),
REF_REMOTE_BRANCH),
- {
- OPTION_CALLBACK, 0, "contains", &with_commit, N_("commit"),
- N_("print only branches that contain the commit"),
- PARSE_OPT_LASTARG_DEFAULT,
- parse_opt_with_commit, (intptr_t)"HEAD",
- },
- {
- OPTION_CALLBACK, 0, "with", &with_commit, N_("commit"),
- N_("print only branches that contain the commit"),
- PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
- parse_opt_with_commit, (intptr_t) "HEAD",
- },
+ OPT_CONTAINS(&with_commit, N_("print only branches that contain the commit")),
+ OPT_WITH(&with_commit, N_("print only branches that contain the commit")),
OPT__ABBREV(&abbrev),
OPT_GROUP(N_("Specific git-branch actions:")),
return 0;
}
+ /*
+ * This is currently duplicated in ref-filter.c, and will eventually be
+ * removed as we port tag.c to use the ref-filter APIs.
+ */
static const unsigned char *match_points_at(const char *refname,
const unsigned char *sha1)
{
return 0;
}
+ /*
+ * The entire code segment for supporting the --contains option has been
+ * copied over to ref-filter.{c,h}. This will be deleted evetually when
+ * we port tag.c to use ref-filter APIs.
+ */
enum contains_result {
CONTAINS_UNKNOWN = -1,
CONTAINS_NO = 0,
return check_refname_format(sb->buf, 0);
}
- static int parse_opt_points_at(const struct option *opt __attribute__((unused)),
- const char *arg, int unset)
- {
- unsigned char sha1[20];
-
- if (unset) {
- sha1_array_clear(&points_at);
- return 0;
- }
- if (!arg)
- return error(_("switch 'points-at' requires an object"));
- if (get_sha1(arg, sha1))
- return error(_("malformed object name '%s'"), arg);
- sha1_array_append(&points_at, sha1);
- return 0;
- }
-
static int parse_opt_sort(const struct option *opt, const char *arg, int unset)
{
int *sort = opt->value;
struct create_tag_options opt;
char *cleanup_arg = NULL;
int annotate = 0, force = 0, lines = -1;
+ int create_reflog = 0;
int cmdmode = 0;
const char *msgfile = NULL, *keyid = NULL;
struct msg_arg msg = { 0, STRBUF_INIT };
OPT_STRING('u', "local-user", &keyid, N_("key-id"),
N_("use another key to sign the tag")),
OPT__FORCE(&force, N_("replace the tag if exists")),
+ OPT_BOOL(0, "create-reflog", &create_reflog, N_("create a reflog")),
OPT_GROUP(N_("Tag listing options")),
OPT_COLUMN(0, "column", &colopts, N_("show tag list in columns")),
+ OPT_CONTAINS(&with_commit, N_("print only tags that contain the commit")),
+ OPT_WITH(&with_commit, N_("print only tags that contain the commit")),
{
OPTION_CALLBACK, 0, "sort", &tag_sort, N_("type"), N_("sort tags"),
PARSE_OPT_NONEG, parse_opt_sort
},
{
- OPTION_CALLBACK, 0, "contains", &with_commit, N_("commit"),
- N_("print only tags that contain the commit"),
- PARSE_OPT_LASTARG_DEFAULT,
- parse_opt_with_commit, (intptr_t)"HEAD",
- },
- {
- OPTION_CALLBACK, 0, "with", &with_commit, N_("commit"),
- N_("print only tags that contain the commit"),
- PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
- parse_opt_with_commit, (intptr_t)"HEAD",
- },
- {
- OPTION_CALLBACK, 0, "points-at", NULL, N_("object"),
- N_("print only tags of the object"), 0, parse_opt_points_at
+ OPTION_CALLBACK, 0, "points-at", &points_at, N_("object"),
+ N_("print only tags of the object"), 0, parse_opt_object_name
},
OPT_END()
};
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_update(transaction, ref.buf, object, prev,
- 0, NULL, &err) ||
+ create_reflog ? REF_FORCE_CREATE_REFLOG : 0,
+ NULL, &err) ||
ref_transaction_commit(transaction, &err))
die("%s", err.buf);
ref_transaction_free(transaction);
#include "commit.h"
#include "color.h"
#include "string-list.h"
+#include "argv-array.h"
+ #include "sha1-array.h"
/*----- some often used options -----*/
return 0;
}
- int parse_opt_with_commit(const struct option *opt, const char *arg, int unset)
+ int parse_opt_commits(const struct option *opt, const char *arg, int unset)
{
unsigned char sha1[20];
struct commit *commit;
return 0;
}
+ int parse_opt_object_name(const struct option *opt, const char *arg, int unset)
+ {
+ unsigned char sha1[20];
+
+ if (unset) {
+ sha1_array_clear(opt->value);
+ return 0;
+ }
+ if (!arg)
+ return -1;
+ if (get_sha1(arg, sha1))
+ return error(_("malformed object name '%s'"), arg);
+ sha1_array_append(opt->value, sha1);
+ return 0;
+ }
+
int parse_opt_tertiary(const struct option *opt, const char *arg, int unset)
{
int *target = opt->value;
{
return 0;
}
+
+/**
+ * Recreates the command-line option in the strbuf.
+ */
+static int recreate_opt(struct strbuf *sb, const struct option *opt,
+ const char *arg, int unset)
+{
+ strbuf_reset(sb);
+
+ if (opt->long_name) {
+ strbuf_addstr(sb, unset ? "--no-" : "--");
+ strbuf_addstr(sb, opt->long_name);
+ if (arg) {
+ strbuf_addch(sb, '=');
+ strbuf_addstr(sb, arg);
+ }
+ } else if (opt->short_name && !unset) {
+ strbuf_addch(sb, '-');
+ strbuf_addch(sb, opt->short_name);
+ if (arg)
+ strbuf_addstr(sb, arg);
+ } else
+ return -1;
+
+ return 0;
+}
+
+/**
+ * For an option opt, recreates the command-line option in opt->value which
+ * must be an char* initialized to NULL. This is useful when we need to pass
+ * the command-line option to another command. Since any previous value will be
+ * overwritten, this callback should only be used for options where the last
+ * one wins.
+ */
+int parse_opt_passthru(const struct option *opt, const char *arg, int unset)
+{
+ static struct strbuf sb = STRBUF_INIT;
+ char **opt_value = opt->value;
+
+ if (recreate_opt(&sb, opt, arg, unset) < 0)
+ return -1;
+
+ if (*opt_value)
+ free(*opt_value);
+
+ *opt_value = strbuf_detach(&sb, NULL);
+
+ return 0;
+}
+
+/**
+ * For an option opt, recreate the command-line option, appending it to
+ * opt->value which must be a argv_array. This is useful when we need to pass
+ * the command-line option, which can be specified multiple times, to another
+ * command.
+ */
+int parse_opt_passthru_argv(const struct option *opt, const char *arg, int unset)
+{
+ static struct strbuf sb = STRBUF_INIT;
+ struct argv_array *opt_value = opt->value;
+
+ if (recreate_opt(&sb, opt, arg, unset) < 0)
+ return -1;
+
+ argv_array_push(opt_value, sb.buf);
+
+ return 0;
+}
/* options with arguments (usually) */
OPTION_STRING,
OPTION_INTEGER,
+ OPTION_MAGNITUDE,
OPTION_CALLBACK,
OPTION_LOWLEVEL_CALLBACK,
OPTION_FILENAME
#define OPT_BOOL(s, l, v, h) OPT_SET_INT(s, l, v, h, 1)
#define OPT_HIDDEN_BOOL(s, l, v, h) { OPTION_SET_INT, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 1}
-#define OPT_CMDMODE(s, l, v, h, i) { OPTION_CMDMODE, (s), (l), (v), NULL, \
+#define OPT_CMDMODE(s, l, v, h, i) { OPTION_CMDMODE, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG|PARSE_OPT_NONEG, NULL, (i) }
#define OPT_INTEGER(s, l, v, h) { OPTION_INTEGER, (s), (l), (v), N_("n"), (h) }
+#define OPT_MAGNITUDE(s, l, v, h) { OPTION_MAGNITUDE, (s), (l), (v), \
+ N_("n"), (h), PARSE_OPT_NONEG }
#define OPT_STRING(s, l, v, a, h) { OPTION_STRING, (s), (l), (v), (a), (h) }
#define OPT_STRING_LIST(s, l, v, a, h) \
{ OPTION_CALLBACK, (s), (l), (v), (a), \
extern int parse_opt_expiry_date_cb(const struct option *, const char *, int);
extern int parse_opt_color_flag_cb(const struct option *, const char *, int);
extern int parse_opt_verbosity_cb(const struct option *, const char *, int);
- extern int parse_opt_with_commit(const struct option *, const char *, int);
+ extern int parse_opt_object_name(const struct option *, const char *, int);
+ extern int parse_opt_commits(const struct option *, const char *, int);
extern int parse_opt_tertiary(const struct option *, const char *, int);
extern int parse_opt_string_list(const struct option *, const char *, int);
extern int parse_opt_noop_cb(const struct option *, const char *, int);
+extern int parse_opt_passthru(const struct option *, const char *, int);
+extern int parse_opt_passthru_argv(const struct option *, const char *, int);
#define OPT__VERBOSE(var, h) OPT_COUNTUP('v', "verbose", (var), (h))
#define OPT__QUIET(var, h) OPT_COUNTUP('q', "quiet", (var), (h))
OPT_COLOR_FLAG(0, "color", (var), (h))
#define OPT_COLUMN(s, l, v, h) \
{ OPTION_CALLBACK, (s), (l), (v), N_("style"), (h), PARSE_OPT_OPTARG, parseopt_column_callback }
+#define OPT_PASSTHRU(s, l, v, a, h, f) \
+ { OPTION_CALLBACK, (s), (l), (v), (a), (h), (f), parse_opt_passthru }
+#define OPT_PASSTHRU_ARGV(s, l, v, a, h, f) \
+ { OPTION_CALLBACK, (s), (l), (v), (a), (h), (f), parse_opt_passthru_argv }
+ #define _OPT_CONTAINS_OR_WITH(name, variable, help, flag) \
+ { OPTION_CALLBACK, 0, name, (variable), N_("commit"), (help), \
+ PARSE_OPT_LASTARG_DEFAULT | flag, \
+ parse_opt_commits, (intptr_t) "HEAD" \
+ }
+ #define OPT_CONTAINS(v, h) _OPT_CONTAINS_OR_WITH("contains", v, h, 0)
+ #define OPT_WITH(v, h) _OPT_CONTAINS_OR_WITH("with", v, h, PARSE_OPT_HIDDEN)
#endif
#include "tag.h"
#include "quote.h"
#include "ref-filter.h"
+ #include "revision.h"
typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type;
char *zone;
unsigned long timestamp;
long tz;
- enum date_mode date_mode = DATE_NORMAL;
+ struct date_mode date_mode = { DATE_NORMAL };
const char *formatp;
/*
formatp = strchr(atomname, ':');
if (formatp != NULL) {
formatp++;
- date_mode = parse_date_format(formatp);
+ parse_date_format(formatp, &date_mode);
}
if (!eoemail)
tz = strtol(zone, NULL, 10);
if ((tz == LONG_MIN || tz == LONG_MAX) && errno == ERANGE)
goto bad;
- v->s = xstrdup(show_date(timestamp, tz, date_mode));
+ v->s = xstrdup(show_date(timestamp, tz, &date_mode));
v->ul = timestamp;
return;
bad:
*v = &ref->value[atom];
}
+ enum contains_result {
+ CONTAINS_UNKNOWN = -1,
+ CONTAINS_NO = 0,
+ CONTAINS_YES = 1
+ };
+
+ /*
+ * Mimicking the real stack, this stack lives on the heap, avoiding stack
+ * overflows.
+ *
+ * At each recursion step, the stack items points to the commits whose
+ * ancestors are to be inspected.
+ */
+ struct contains_stack {
+ int nr, alloc;
+ struct contains_stack_entry {
+ struct commit *commit;
+ struct commit_list *parents;
+ } *contains_stack;
+ };
+
+ static int in_commit_list(const struct commit_list *want, struct commit *c)
+ {
+ for (; want; want = want->next)
+ if (!hashcmp(want->item->object.sha1, c->object.sha1))
+ return 1;
+ return 0;
+ }
+
+ /*
+ * Test whether the candidate or one of its parents is contained in the list.
+ * Do not recurse to find out, though, but return -1 if inconclusive.
+ */
+ static enum contains_result contains_test(struct commit *candidate,
+ const struct commit_list *want)
+ {
+ /* was it previously marked as containing a want commit? */
+ if (candidate->object.flags & TMP_MARK)
+ return 1;
+ /* or marked as not possibly containing a want commit? */
+ if (candidate->object.flags & UNINTERESTING)
+ return 0;
+ /* or are we it? */
+ if (in_commit_list(want, candidate)) {
+ candidate->object.flags |= TMP_MARK;
+ return 1;
+ }
+
+ if (parse_commit(candidate) < 0)
+ return 0;
+
+ return -1;
+ }
+
+ static void push_to_contains_stack(struct commit *candidate, struct contains_stack *contains_stack)
+ {
+ ALLOC_GROW(contains_stack->contains_stack, contains_stack->nr + 1, contains_stack->alloc);
+ contains_stack->contains_stack[contains_stack->nr].commit = candidate;
+ contains_stack->contains_stack[contains_stack->nr++].parents = candidate->parents;
+ }
+
+ static enum contains_result contains_tag_algo(struct commit *candidate,
+ const struct commit_list *want)
+ {
+ struct contains_stack contains_stack = { 0, 0, NULL };
+ int result = contains_test(candidate, want);
+
+ if (result != CONTAINS_UNKNOWN)
+ return result;
+
+ push_to_contains_stack(candidate, &contains_stack);
+ while (contains_stack.nr) {
+ struct contains_stack_entry *entry = &contains_stack.contains_stack[contains_stack.nr - 1];
+ struct commit *commit = entry->commit;
+ struct commit_list *parents = entry->parents;
+
+ if (!parents) {
+ commit->object.flags |= UNINTERESTING;
+ contains_stack.nr--;
+ }
+ /*
+ * If we just popped the stack, parents->item has been marked,
+ * therefore contains_test will return a meaningful 0 or 1.
+ */
+ else switch (contains_test(parents->item, want)) {
+ case CONTAINS_YES:
+ commit->object.flags |= TMP_MARK;
+ contains_stack.nr--;
+ break;
+ case CONTAINS_NO:
+ entry->parents = parents->next;
+ break;
+ case CONTAINS_UNKNOWN:
+ push_to_contains_stack(parents->item, &contains_stack);
+ break;
+ }
+ }
+ free(contains_stack.contains_stack);
+ return contains_test(candidate, want);
+ }
+
+ static int commit_contains(struct ref_filter *filter, struct commit *commit)
+ {
+ if (filter->with_commit_tag_algo)
+ return contains_tag_algo(commit, filter->with_commit);
+ return is_descendant_of(commit, filter->with_commit);
+ }
+
/*
* Return 1 if the refname matches one of the patterns, otherwise 0.
* A pattern can be path prefix (e.g. a refname "refs/heads/master"
return 0;
}
+ /*
+ * Given a ref (sha1, refname), check if the ref belongs to the array
+ * of sha1s. If the given ref is a tag, check if the given tag points
+ * at one of the sha1s in the given sha1 array.
+ * the given sha1_array.
+ * NEEDSWORK:
+ * 1. Only a single level of inderection is obtained, we might want to
+ * change this to account for multiple levels (e.g. annotated tags
+ * pointing to annotated tags pointing to a commit.)
+ * 2. As the refs are cached we might know what refname peels to without
+ * the need to parse the object via parse_object(). peel_ref() might be a
+ * more efficient alternative to obtain the pointee.
+ */
+ static const unsigned char *match_points_at(struct sha1_array *points_at,
+ const unsigned char *sha1,
+ const char *refname)
+ {
+ const unsigned char *tagged_sha1 = NULL;
+ struct object *obj;
+
+ if (sha1_array_lookup(points_at, sha1) >= 0)
+ return sha1;
+ obj = parse_object(sha1);
+ if (!obj)
+ die(_("malformed object at '%s'"), refname);
+ if (obj->type == OBJ_TAG)
+ tagged_sha1 = ((struct tag *)obj)->tagged->sha1;
+ if (tagged_sha1 && sha1_array_lookup(points_at, tagged_sha1) >= 0)
+ return tagged_sha1;
+ return NULL;
+ }
+
/* Allocate space for a new ref_array_item and copy the objectname and flag to it */
static struct ref_array_item *new_ref_array_item(const char *refname,
const unsigned char *objectname,
struct ref_filter_cbdata *ref_cbdata = cb_data;
struct ref_filter *filter = ref_cbdata->filter;
struct ref_array_item *ref;
+ struct commit *commit = NULL;
if (flag & REF_BAD_NAME) {
warning("ignoring ref with broken name %s", refname);
return 0;
}
+ if (flag & REF_ISBROKEN) {
+ warning("ignoring broken ref %s", refname);
+ return 0;
+ }
+
if (*filter->name_patterns && !match_name_as_path(filter->name_patterns, refname))
return 0;
+ if (filter->points_at.nr && !match_points_at(&filter->points_at, oid->hash, refname))
+ return 0;
+
+ /*
+ * A merge filter is applied on refs pointing to commits. Hence
+ * obtain the commit using the 'oid' available and discard all
+ * non-commits early. The actual filtering is done later.
+ */
+ if (filter->merge_commit || filter->with_commit) {
+ commit = lookup_commit_reference_gently(oid->hash, 1);
+ if (!commit)
+ return 0;
+ /* We perform the filtering for the '--contains' option */
+ if (filter->with_commit &&
+ !commit_contains(filter, commit))
+ return 0;
+ }
+
/*
* We do not open the object yet; sort may only need refname
* to do its job and the resulting list may yet to be pruned
* by maxcount logic.
*/
ref = new_ref_array_item(refname, oid->hash, flag);
+ ref->commit = commit;
REALLOC_ARRAY(ref_cbdata->array->items, ref_cbdata->array->nr + 1);
ref_cbdata->array->items[ref_cbdata->array->nr++] = ref;
array->nr = array->alloc = 0;
}
+ static void do_merge_filter(struct ref_filter_cbdata *ref_cbdata)
+ {
+ struct rev_info revs;
+ int i, old_nr;
+ struct ref_filter *filter = ref_cbdata->filter;
+ struct ref_array *array = ref_cbdata->array;
+ struct commit **to_clear = xcalloc(sizeof(struct commit *), array->nr);
+
+ init_revisions(&revs, NULL);
+
+ for (i = 0; i < array->nr; i++) {
+ struct ref_array_item *item = array->items[i];
+ add_pending_object(&revs, &item->commit->object, item->refname);
+ to_clear[i] = item->commit;
+ }
+
+ filter->merge_commit->object.flags |= UNINTERESTING;
+ add_pending_object(&revs, &filter->merge_commit->object, "");
+
+ revs.limited = 1;
+ if (prepare_revision_walk(&revs))
+ die(_("revision walk setup failed"));
+
+ old_nr = array->nr;
+ array->nr = 0;
+
+ for (i = 0; i < old_nr; i++) {
+ struct ref_array_item *item = array->items[i];
+ struct commit *commit = item->commit;
+
+ int is_merged = !!(commit->object.flags & UNINTERESTING);
+
+ if (is_merged == (filter->merge == REF_FILTER_MERGED_INCLUDE))
+ array->items[array->nr++] = array->items[i];
+ else
+ free_array_item(item);
+ }
+
+ for (i = 0; i < old_nr; i++)
+ clear_commit_marks(to_clear[i], ALL_REV_FLAGS);
+ clear_commit_marks(filter->merge_commit, ALL_REV_FLAGS);
+ free(to_clear);
+ }
+
/*
* API for filtering a set of refs. Based on the type of refs the user
* has requested, we iterate through those refs and apply filters
int filter_refs(struct ref_array *array, struct ref_filter *filter, unsigned int type)
{
struct ref_filter_cbdata ref_cbdata;
+ int ret = 0;
ref_cbdata.array = array;
ref_cbdata.filter = filter;
+ /* Simple per-ref filtering */
if (type & (FILTER_REFS_ALL | FILTER_REFS_INCLUDE_BROKEN))
- return for_each_rawref(ref_filter_handler, &ref_cbdata);
+ ret = for_each_rawref(ref_filter_handler, &ref_cbdata);
else if (type & FILTER_REFS_ALL)
- return for_each_ref(ref_filter_handler, &ref_cbdata);
- else
+ ret = for_each_ref(ref_filter_handler, &ref_cbdata);
+ else if (type)
die("filter_refs: invalid type");
- return 0;
+
+ /* Filters that need revision walking */
+ if (filter->merge_commit)
+ do_merge_filter(&ref_cbdata);
+
+ return ret;
}
static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, struct ref_array_item *b)
s->atom = parse_ref_filter_atom(arg, arg+len);
return 0;
}
+
+ int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset)
+ {
+ struct ref_filter *rf = opt->value;
+ unsigned char sha1[20];
+
+ rf->merge = starts_with(opt->long_name, "no")
+ ? REF_FILTER_MERGED_OMIT
+ : REF_FILTER_MERGED_INCLUDE;
+
+ if (get_sha1(arg, sha1))
+ die(_("malformed object name %s"), arg);
+
+ rf->merge_commit = lookup_commit_reference_gently(sha1, 0);
+ if (!rf->merge_commit)
+ return opterror(opt, "must point to a commit", 0);
+
+ return 0;
+ }