#include "version.h"
#include "trailer.h"
#include "wt-status.h"
+#include "commit-slab.h"
static struct ref_msg {
const char *gone;
static void head_atom_parser(struct used_atom *atom, const char *arg)
{
- unsigned char unused[GIT_SHA1_RAWSZ];
+ struct object_id unused;
- atom->u.head = resolve_refdup("HEAD", RESOLVE_REF_READING, unused, NULL);
+ atom->u.head = resolve_refdup("HEAD", RESOLVE_REF_READING, unused.hash, NULL);
}
static struct {
struct atom_value {
const char *s;
void (*handler)(struct atom_value *atomv, struct ref_formatting_state *state);
- unsigned long ul; /* used for sorting when not FIELD_STR */
+ uintmax_t value; /* used for sorting when not FIELD_STR */
struct used_atom *atom;
};
* by the "struct object" representation, set *eaten as well---it is a
* signal from parse_object_buffer to us not to free the buffer.
*/
-static void *get_obj(const unsigned char *sha1, struct object **obj, unsigned long *sz, int *eaten)
+static void *get_obj(const struct object_id *oid, struct object **obj, unsigned long *sz, int *eaten)
{
enum object_type type;
- void *buf = read_sha1_file(sha1, &type, sz);
+ void *buf = read_sha1_file(oid->hash, &type, sz);
if (buf)
- *obj = parse_object_buffer(sha1, type, *sz, buf, eaten);
+ *obj = parse_object_buffer(oid, type, *sz, buf, eaten);
else
*obj = NULL;
return buf;
if (!strcmp(name, "objecttype"))
v->s = typename(obj->type);
else if (!strcmp(name, "objectsize")) {
- v->ul = sz;
+ v->value = sz;
v->s = xstrfmt("%lu", sz);
}
else if (deref)
v->s = xstrdup(oid_to_hex(&commit->tree->object.oid));
}
else if (!strcmp(name, "numparent")) {
- v->ul = commit_list_count(commit->parents);
- v->s = xstrfmt("%lu", v->ul);
+ v->value = commit_list_count(commit->parents);
+ v->s = xstrfmt("%lu", (unsigned long)v->value);
}
else if (!strcmp(name, "parent")) {
struct commit_list *parents;
{
const char *eoemail = strstr(buf, "> ");
char *zone;
- unsigned long timestamp;
+ timestamp_t timestamp;
long tz;
struct date_mode date_mode = { DATE_NORMAL };
const char *formatp;
if (!eoemail)
goto bad;
- timestamp = strtoul(eoemail + 2, &zone, 10);
- if (timestamp == ULONG_MAX)
+ timestamp = parse_timestamp(eoemail + 2, &zone, 10);
+ if (timestamp == TIME_MAX)
goto bad;
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->ul = timestamp;
+ v->value = timestamp;
return;
bad:
v->s = "";
- v->ul = 0;
+ v->value = 0;
}
/* See grab_values */
strbuf_addf(&desc, _("(no branch, bisect started on %s)"),
state.branch);
else if (state.detached_from) {
- /* TRANSLATORS: make sure these match _("HEAD detached at ")
- and _("HEAD detached from ") in wt-status.c */
if (state.detached_at)
+ /*
+ * TRANSLATORS: make sure this matches "HEAD
+ * detached at " in wt-status.c
+ */
strbuf_addf(&desc, _("(HEAD detached at %s)"),
state.detached_from);
else
+ /*
+ * TRANSLATORS: make sure this matches "HEAD
+ * detached from " in wt-status.c
+ */
strbuf_addf(&desc, _("(HEAD detached from %s)"),
state.detached_from);
}
struct object *obj;
int eaten, i;
unsigned long size;
- const unsigned char *tagged;
+ const struct object_id *tagged;
ref->value = xcalloc(used_atom_cnt, sizeof(struct atom_value));
if (need_symref && (ref->flag & REF_ISSYMREF) && !ref->symref) {
- unsigned char unused1[20];
+ struct object_id unused1;
ref->symref = resolve_refdup(ref->refname, RESOLVE_REF_READING,
- unused1, NULL);
+ unused1.hash, NULL);
if (!ref->symref)
ref->symref = "";
}
v->s = xstrdup(buf + 1);
}
continue;
- } else if (!deref && grab_objectname(name, ref->objectname, v, atom)) {
+ } else if (!deref && grab_objectname(name, ref->objectname.hash, v, atom)) {
continue;
} else if (!strcmp(name, "HEAD")) {
if (atom->u.head && !strcmp(ref->refname, atom->u.head))
return;
need_obj:
- buf = get_obj(ref->objectname, &obj, &size, &eaten);
+ buf = get_obj(&ref->objectname, &obj, &size, &eaten);
if (!buf)
die(_("missing object %s for %s"),
- sha1_to_hex(ref->objectname), ref->refname);
+ oid_to_hex(&ref->objectname), ref->refname);
if (!obj)
die(_("parse_object_buffer failed on %s for %s"),
- sha1_to_hex(ref->objectname), ref->refname);
+ oid_to_hex(&ref->objectname), ref->refname);
grab_values(ref->value, 0, obj, buf, size);
if (!eaten)
* If it is a tag object, see if we use a value that derefs
* the object, and if we do grab the object it refers to.
*/
- tagged = ((struct tag *)obj)->tagged->oid.hash;
+ tagged = &((struct tag *)obj)->tagged->oid;
/*
* NEEDSWORK: This derefs tag only once, which
buf = get_obj(tagged, &obj, &size, &eaten);
if (!buf)
die(_("missing object %s for %s"),
- sha1_to_hex(tagged), ref->refname);
+ oid_to_hex(tagged), ref->refname);
if (!obj)
die(_("parse_object_buffer failed on %s for %s"),
- sha1_to_hex(tagged), ref->refname);
+ oid_to_hex(tagged), ref->refname);
grab_values(ref->value, 1, obj, buf, size);
if (!eaten)
free(buf);
*v = &ref->value[atom];
}
+/*
+ * Unknown has to be "0" here, because that's the default value for
+ * contains_cache slab entries that have not yet been assigned.
+ */
enum contains_result {
- CONTAINS_UNKNOWN = -1,
- CONTAINS_NO = 0,
- CONTAINS_YES = 1
+ CONTAINS_UNKNOWN = 0,
+ CONTAINS_NO,
+ CONTAINS_YES
+};
+
+define_commit_slab(contains_cache, enum contains_result);
+
+struct ref_filter_cbdata {
+ struct ref_array *array;
+ struct ref_filter *filter;
+ struct contains_cache contains_cache;
+ struct contains_cache no_contains_cache;
};
/*
* 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)
+ const struct commit_list *want,
+ struct contains_cache *cache)
{
- /* 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;
+ enum contains_result *cached = contains_cache_at(cache, candidate);
+
+ /* If we already have the answer cached, return that. */
+ if (*cached)
+ return *cached;
+
/* or are we it? */
if (in_commit_list(want, candidate)) {
- candidate->object.flags |= TMP_MARK;
- return 1;
+ *cached = CONTAINS_YES;
+ return CONTAINS_YES;
}
- if (parse_commit(candidate) < 0)
- return 0;
-
- return -1;
+ /* Otherwise, we don't know; prepare to recurse */
+ parse_commit_or_die(candidate);
+ return CONTAINS_UNKNOWN;
}
static void push_to_contains_stack(struct commit *candidate, struct contains_stack *contains_stack)
}
static enum contains_result contains_tag_algo(struct commit *candidate,
- const struct commit_list *want)
+ const struct commit_list *want,
+ struct contains_cache *cache)
{
struct contains_stack contains_stack = { 0, 0, NULL };
- int result = contains_test(candidate, want);
+ enum contains_result result = contains_test(candidate, want, cache);
if (result != CONTAINS_UNKNOWN)
return result;
struct commit_list *parents = entry->parents;
if (!parents) {
- commit->object.flags |= UNINTERESTING;
+ *contains_cache_at(cache, commit) = CONTAINS_NO;
contains_stack.nr--;
}
/*
* If we just popped the stack, parents->item has been marked,
- * therefore contains_test will return a meaningful 0 or 1.
+ * therefore contains_test will return a meaningful yes/no.
*/
- else switch (contains_test(parents->item, want)) {
+ else switch (contains_test(parents->item, want, cache)) {
case CONTAINS_YES:
- commit->object.flags |= TMP_MARK;
+ *contains_cache_at(cache, commit) = CONTAINS_YES;
contains_stack.nr--;
break;
case CONTAINS_NO:
}
}
free(contains_stack.contains_stack);
- return contains_test(candidate, want);
+ return contains_test(candidate, want, cache);
}
-static int commit_contains(struct ref_filter *filter, struct commit *commit)
+static int commit_contains(struct ref_filter *filter, struct commit *commit,
+ struct commit_list *list, struct contains_cache *cache)
{
if (filter->with_commit_tag_algo)
- return contains_tag_algo(commit, filter->with_commit);
- return is_descendant_of(commit, filter->with_commit);
+ return contains_tag_algo(commit, list, cache) == CONTAINS_YES;
+ return is_descendant_of(commit, list);
}
/*
skip_prefix(refname, "refs/", &refname));
for (; *patterns; patterns++) {
- if (!wildmatch(*patterns, refname, flags, NULL))
+ if (!wildmatch(*patterns, refname, flags))
return 1;
}
return 0;
refname[plen] == '/' ||
p[plen-1] == '/'))
return 1;
- if (!wildmatch(p, refname, WM_PATHNAME, NULL))
+ if (!wildmatch(p, refname, WM_PATHNAME))
return 1;
}
return 0;
return match_pattern(filter, refname);
}
+/*
+ * Find the longest prefix of pattern we can pass to
+ * `for_each_fullref_in()`, namely the part of pattern preceding the
+ * first glob character. (Note that `for_each_fullref_in()` is
+ * perfectly happy working with a prefix that doesn't end at a
+ * pathname component boundary.)
+ */
+static void find_longest_prefix(struct strbuf *out, const char *pattern)
+{
+ const char *p;
+
+ for (p = pattern; *p && !is_glob_special(*p); p++)
+ ;
+
+ strbuf_add(out, pattern, p - pattern);
+}
+
+/*
+ * This is the same as for_each_fullref_in(), but it tries to iterate
+ * only over the patterns we'll care about. Note that it _doesn't_ do a full
+ * pattern match, so the callback still has to match each ref individually.
+ */
+static int for_each_fullref_in_pattern(struct ref_filter *filter,
+ each_ref_fn cb,
+ void *cb_data,
+ int broken)
+{
+ struct strbuf prefix = STRBUF_INIT;
+ int ret;
+
+ if (!filter->match_as_path) {
+ /*
+ * in this case, the patterns are applied after
+ * prefixes like "refs/heads/" etc. are stripped off,
+ * so we have to look at everything:
+ */
+ return for_each_fullref_in("", cb, cb_data, broken);
+ }
+
+ if (!filter->name_patterns[0]) {
+ /* no patterns; we have to look at everything */
+ return for_each_fullref_in("", cb, cb_data, broken);
+ }
+
+ if (filter->name_patterns[1]) {
+ /*
+ * multiple patterns; in theory this could still work as long
+ * as the patterns are disjoint. We'd just make multiple calls
+ * to for_each_ref(). But if they're not disjoint, we'd end up
+ * reporting the same ref multiple times. So let's punt on that
+ * for now.
+ */
+ return for_each_fullref_in("", cb, cb_data, broken);
+ }
+
+ find_longest_prefix(&prefix, filter->name_patterns[0]);
+
+ ret = for_each_fullref_in(prefix.buf, cb, cb_data, broken);
+ strbuf_release(&prefix);
+ return ret;
+}
+
/*
* 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
* 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)
+static const struct object_id *match_points_at(struct oid_array *points_at,
+ const struct object_id *oid,
+ const char *refname)
{
- const unsigned char *tagged_sha1 = NULL;
+ const struct object_id *tagged_oid = NULL;
struct object *obj;
- if (sha1_array_lookup(points_at, sha1) >= 0)
- return sha1;
- obj = parse_object(sha1);
+ if (oid_array_lookup(points_at, oid) >= 0)
+ return oid;
+ obj = parse_object(oid);
if (!obj)
die(_("malformed object at '%s'"), refname);
if (obj->type == OBJ_TAG)
- tagged_sha1 = ((struct tag *)obj)->tagged->oid.hash;
- if (tagged_sha1 && sha1_array_lookup(points_at, tagged_sha1) >= 0)
- return tagged_sha1;
+ tagged_oid = &((struct tag *)obj)->tagged->oid;
+ if (tagged_oid && oid_array_lookup(points_at, tagged_oid) >= 0)
+ return tagged_oid;
return NULL;
}
{
struct ref_array_item *ref;
FLEX_ALLOC_STR(ref, refname, refname);
- hashcpy(ref->objectname, objectname);
+ hashcpy(ref->objectname.hash, objectname);
ref->flag = flag;
return ref;
}
-static int filter_ref_kind(struct ref_filter *filter, const char *refname)
+static int ref_kind_from_refname(const char *refname)
{
unsigned int i;
{ "refs/tags/", FILTER_REFS_TAGS}
};
- if (filter->kind == FILTER_REFS_BRANCHES ||
- filter->kind == FILTER_REFS_REMOTES ||
- filter->kind == FILTER_REFS_TAGS)
- return filter->kind;
- else if (!strcmp(refname, "HEAD"))
+ if (!strcmp(refname, "HEAD"))
return FILTER_REFS_DETACHED_HEAD;
for (i = 0; i < ARRAY_SIZE(ref_kind); i++) {
return FILTER_REFS_OTHERS;
}
+static int filter_ref_kind(struct ref_filter *filter, const char *refname)
+{
+ if (filter->kind == FILTER_REFS_BRANCHES ||
+ filter->kind == FILTER_REFS_REMOTES ||
+ filter->kind == FILTER_REFS_TAGS)
+ return filter->kind;
+ return ref_kind_from_refname(refname);
+}
+
/*
* A call-back given to for_each_ref(). Filter refs and keep them for
* later object processing.
if (!filter_pattern_match(filter, refname))
return 0;
- if (filter->points_at.nr && !match_points_at(&filter->points_at, oid->hash, refname))
+ if (filter->points_at.nr && !match_points_at(&filter->points_at, oid, refname))
return 0;
/*
* 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 || filter->verbose) {
- commit = lookup_commit_reference_gently(oid->hash, 1);
+ if (filter->merge_commit || filter->with_commit || filter->no_commit || filter->verbose) {
+ commit = lookup_commit_reference_gently(oid, 1);
if (!commit)
return 0;
- /* We perform the filtering for the '--contains' option */
+ /* We perform the filtering for the '--contains' option... */
if (filter->with_commit &&
- !commit_contains(filter, commit))
+ !commit_contains(filter, commit, filter->with_commit, &ref_cbdata->contains_cache))
+ return 0;
+ /* ...or for the `--no-contains' option */
+ if (filter->no_commit &&
+ commit_contains(filter, commit, filter->no_commit, &ref_cbdata->no_contains_cache))
return 0;
}
for (i = 0; i < array->nr; i++)
free_array_item(array->items[i]);
- free(array->items);
- array->items = NULL;
+ FREE_AND_NULL(array->items);
array->nr = array->alloc = 0;
}
broken = 1;
filter->kind = type & FILTER_REFS_KIND_MASK;
+ init_contains_cache(&ref_cbdata.contains_cache);
+ init_contains_cache(&ref_cbdata.no_contains_cache);
+
/* Simple per-ref filtering */
if (!filter->kind)
die("filter_refs: invalid type");
else if (filter->kind == FILTER_REFS_TAGS)
ret = for_each_fullref_in("refs/tags/", ref_filter_handler, &ref_cbdata, broken);
else if (filter->kind & FILTER_REFS_ALL)
- ret = for_each_fullref_in("", ref_filter_handler, &ref_cbdata, broken);
+ ret = for_each_fullref_in_pattern(filter, ref_filter_handler, &ref_cbdata, broken);
if (!ret && (filter->kind & FILTER_REFS_DETACHED_HEAD))
head_ref(ref_filter_handler, &ref_cbdata);
}
+ clear_contains_cache(&ref_cbdata.contains_cache);
+ clear_contains_cache(&ref_cbdata.no_contains_cache);
/* Filters that need revision walking */
if (filter->merge_commit)
else if (cmp_type == FIELD_STR)
cmp = cmp_fn(va->s, vb->s);
else {
- if (va->ul < vb->ul)
+ if (va->value < vb->value)
cmp = -1;
- else if (va->ul == vb->ul)
+ else if (va->value == vb->value)
cmp = cmp_fn(a->refname, b->refname);
else
cmp = 1;
return (s->reverse) ? -cmp : cmp;
}
-static struct ref_sorting *ref_sorting;
-static int compare_refs(const void *a_, const void *b_)
+static int compare_refs(const void *a_, const void *b_, void *ref_sorting)
{
struct ref_array_item *a = *((struct ref_array_item **)a_);
struct ref_array_item *b = *((struct ref_array_item **)b_);
void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array)
{
- ref_sorting = sorting;
- QSORT(array->items, array->nr, compare_refs);
+ QSORT_S(array->items, array->nr, compare_refs, sorting);
}
static void append_literal(const char *cp, const char *ep, struct ref_formatting_state *state)
putchar('\n');
}
+void pretty_print_ref(const char *name, const unsigned char *sha1,
+ const char *format)
+{
+ struct ref_array_item *ref_item;
+ ref_item = new_ref_array_item(name, sha1, 0);
+ ref_item->kind = ref_kind_from_refname(name);
+ show_ref_array_item(ref_item, format, 0);
+ free_array_item(ref_item);
+}
+
/* If no sorting option is given, use refname to sort as default */
struct ref_sorting *ref_default_sorting(void)
{
int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset)
{
struct ref_filter *rf = opt->value;
- unsigned char sha1[20];
+ struct object_id oid;
+ int no_merged = starts_with(opt->long_name, "no");
+
+ if (rf->merge) {
+ if (no_merged) {
+ return opterror(opt, "is incompatible with --merged", 0);
+ } else {
+ return opterror(opt, "is incompatible with --no-merged", 0);
+ }
+ }
- rf->merge = starts_with(opt->long_name, "no")
+ rf->merge = no_merged
? REF_FILTER_MERGED_OMIT
: REF_FILTER_MERGED_INCLUDE;
- if (get_sha1(arg, sha1))
+ if (get_oid(arg, &oid))
die(_("malformed object name %s"), arg);
- rf->merge_commit = lookup_commit_reference_gently(sha1, 0);
+ rf->merge_commit = lookup_commit_reference_gently(&oid, 0);
if (!rf->merge_commit)
return opterror(opt, "must point to a commit", 0);