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Merge branch 'maint'

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* maint:
  SunOS grep does not understand -C<n> nor -e
  Fix export_marks() error handling.
  git branch: clean up detached branch handling
  git branch: avoid unnecessary object lookups
  git branch: fix performance problem
  do_one_ref(): null_sha1 check is not about broken ref

Conflicts:
	Makefile
This commit is contained in:
Junio C Hamano
2009-07-24 09:27:09 -07:00
parent 4aacaeb3dc 01ae841ccf
commit f87dd2152a
4 changed files with 53 additions and 33 deletions
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66
builtin-branch.c
View File

@ -191,7 +191,7 @@ struct ref_item {
struct ref_list {
struct rev_info revs;
int index, alloc, maxwidth;
int index, alloc, maxwidth, verbose, abbrev;
struct ref_item *list;
struct commit_list *with_commit;
int kinds;
@ -240,21 +240,24 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
if (ARRAY_SIZE(ref_kind) <= i)
return 0;
commit = lookup_commit_reference_gently(sha1, 1);
if (!commit)
return error("branch '%s' does not point at a commit", refname);
/* Filter with with_commit if specified */
if (!is_descendant_of(commit, ref_list->with_commit))
return 0;
/* Don't add types the caller doesn't want */
if ((kind & ref_list->kinds) == 0)
return 0;
if (merge_filter != NO_FILTER)
add_pending_object(&ref_list->revs,
(struct object *)commit, refname);
commit = NULL;
if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) {
commit = lookup_commit_reference_gently(sha1, 1);
if (!commit)
return error("branch '%s' does not point at a commit", refname);
/* Filter with with_commit if specified */
if (!is_descendant_of(commit, ref_list->with_commit))
return 0;
if (merge_filter != NO_FILTER)
add_pending_object(&ref_list->revs,
(struct object *)commit, refname);
}
/* Resize buffer */
if (ref_list->index >= ref_list->alloc) {
@ -415,18 +418,38 @@ static int calc_maxwidth(struct ref_list *refs)
return w;
}
static void show_detached(struct ref_list *ref_list)
{
struct commit *head_commit = lookup_commit_reference_gently(head_sha1, 1);
if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) {
struct ref_item item;
item.name = xstrdup("(no branch)");
item.len = strlen(item.name);
item.kind = REF_LOCAL_BRANCH;
item.dest = NULL;
item.commit = head_commit;
if (item.len > ref_list->maxwidth)
ref_list->maxwidth = item.len;
print_ref_item(&item, ref_list->maxwidth, ref_list->verbose, ref_list->abbrev, 1, "");
free(item.name);
}
}
static void print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit)
{
int i;
struct ref_list ref_list;
struct commit *head_commit = lookup_commit_reference_gently(head_sha1, 1);
memset(&ref_list, 0, sizeof(ref_list));
ref_list.kinds = kinds;
ref_list.verbose = verbose;
ref_list.abbrev = abbrev;
ref_list.with_commit = with_commit;
if (merge_filter != NO_FILTER)
init_revisions(&ref_list.revs, NULL);
for_each_ref(append_ref, &ref_list);
for_each_rawref(append_ref, &ref_list);
if (merge_filter != NO_FILTER) {
struct commit *filter;
filter = lookup_commit_reference_gently(merge_filter_ref, 0);
@ -442,19 +465,8 @@ static void print_ref_list(int kinds, int detached, int verbose, int abbrev, str
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
detached = (detached && (kinds & REF_LOCAL_BRANCH));
if (detached && head_commit &&
is_descendant_of(head_commit, with_commit)) {
struct ref_item item;
item.name = xstrdup("(no branch)");
item.len = strlen(item.name);
item.kind = REF_LOCAL_BRANCH;
item.dest = NULL;
item.commit = head_commit;
if (item.len > ref_list.maxwidth)
ref_list.maxwidth = item.len;
print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1, "");
free(item.name);
}
if (detached)
show_detached(&ref_list);
for (i = 0; i < ref_list.index; i++) {
int current = !detached &&