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diff --git a/revision.c b/revision.c
index 7588a60b8e8ff55e81f29ff09bcde1750f8d0852..3d2deedaf8e50c6a71b9750dacf602bb5b9238b9 100644 (file)
--- a/revision.c
+++ b/revision.c
static void add_pending_object_with_mode(struct rev_info *revs, struct object *obj, const char *name, unsigned mode)
{
+ if (!obj)
+ return;
if (revs->no_walk && (obj->flags & UNINTERESTING))
revs->no_walk = 0;
if (revs->reflog_info && obj->type == OBJ_COMMIT) {
@@ -174,8 +176,11 @@ static struct object *get_reference(struct rev_info *revs, const char *name, con
struct object *object;
object = parse_object(sha1);
- if (!object)
+ if (!object) {
+ if (revs->ignore_missing)
+ return object;
die("bad object %s", name);
+ }
object->flags |= flags;
return object;
}
@@ -724,12 +729,16 @@ static void limit_to_ancestry(struct commit_list *bottom, struct commit_list *li
* to filter the result of "A..B" further to the ones that can actually
* reach A.
*/
-static struct commit_list *collect_bottom_commits(struct commit_list *list)
+static struct commit_list *collect_bottom_commits(struct rev_info *revs)
{
- struct commit_list *elem, *bottom = NULL;
- for (elem = list; elem; elem = elem->next)
- if (elem->item->object.flags & UNINTERESTING)
- commit_list_insert(elem->item, &bottom);
+ struct commit_list *bottom = NULL;
+ int i;
+ for (i = 0; i < revs->cmdline.nr; i++) {
+ struct rev_cmdline_entry *elem = &revs->cmdline.rev[i];
+ if ((elem->flags & UNINTERESTING) &&
+ elem->item->type == OBJ_COMMIT)
+ commit_list_insert((struct commit *)elem->item, &bottom);
+ }
return bottom;
}
struct commit_list *bottom = NULL;
if (revs->ancestry_path) {
- bottom = collect_bottom_commits(list);
+ bottom = collect_bottom_commits(revs);
if (!bottom)
die("--ancestry-path given but there are no bottom commits");
}
return 0;
}
+static void add_rev_cmdline(struct rev_info *revs,
+ struct object *item,
+ const char *name,
+ int whence,
+ unsigned flags)
+{
+ struct rev_cmdline_info *info = &revs->cmdline;
+ int nr = info->nr;
+
+ ALLOC_GROW(info->rev, nr + 1, info->alloc);
+ info->rev[nr].item = item;
+ info->rev[nr].name = name;
+ info->rev[nr].whence = whence;
+ info->rev[nr].flags = flags;
+ info->nr++;
+}
+
struct all_refs_cb {
int all_flags;
int warned_bad_reflog;
@@ -829,6 +855,7 @@ static int handle_one_ref(const char *path, const unsigned char *sha1, int flag,
struct all_refs_cb *cb = cb_data;
struct object *object = get_reference(cb->all_revs, path, sha1,
cb->all_flags);
+ add_rev_cmdline(cb->all_revs, object, path, REV_CMD_REF, cb->all_flags);
add_pending_object(cb->all_revs, object, path);
return 0;
}
struct object *o = parse_object(sha1);
if (o) {
o->flags |= cb->all_flags;
+ /* ??? CMDLINEFLAGS ??? */
add_pending_object(cb->all_revs, o, "");
}
else if (!cb->warned_bad_reflog) {
for_each_reflog(handle_one_reflog, &cb);
}
-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)
{
unsigned char sha1[20];
struct object *it;
struct commit *commit;
struct commit_list *parents;
+ const char *arg = arg_;
if (*arg == '^') {
flags ^= UNINTERESTING;
return 0;
while (1) {
it = get_reference(revs, arg, sha1, 0);
+ if (!it && revs->ignore_missing)
+ return 0;
if (it->type != OBJ_TAG)
break;
if (!((struct tag*)it)->tagged)
for (parents = commit->parents; parents; parents = parents->next) {
it = &parents->item->object;
it->flags |= flags;
+ add_rev_cmdline(revs, it, arg_, REV_CMD_PARENTS_ONLY, flags);
add_pending_object(revs, it, arg);
}
return 1;
const char **prune = NULL;
int i, prune_num = 1; /* counting terminating NULL */
- if (get_sha1("HEAD", sha1) || !(head = lookup_commit(sha1)))
+ if (get_sha1("HEAD", sha1))
die("--merge without HEAD?");
- if (get_sha1("MERGE_HEAD", sha1) || !(other = lookup_commit(sha1)))
+ head = lookup_commit_or_die(sha1, "HEAD");
+ if (get_sha1("MERGE_HEAD", sha1))
die("--merge without MERGE_HEAD?");
+ other = lookup_commit_or_die(sha1, "MERGE_HEAD");
add_pending_object(revs, &head->object, "HEAD");
add_pending_object(revs, &other->object, "MERGE_HEAD");
bases = get_merge_bases(head, other, 1);
revs->limited = 1;
}
-int handle_revision_arg(const char *arg, struct rev_info *revs,
+int handle_revision_arg(const char *arg_, struct rev_info *revs,
int flags,
int cant_be_filename)
{
struct object *object;
unsigned char sha1[20];
int local_flags;
+ const char *arg = arg_;
dotdot = strstr(arg, "..");
if (dotdot) {
const char *this = arg;
int symmetric = *next == '.';
unsigned int flags_exclude = flags ^ UNINTERESTING;
+ unsigned int a_flags;
*dotdot = 0;
next += symmetric;
a = lookup_commit_reference(from_sha1);
b = lookup_commit_reference(sha1);
if (!a || !b) {
+ if (revs->ignore_missing)
+ return 0;
die(symmetric ?
"Invalid symmetric difference expression %s...%s" :
"Invalid revision range %s..%s",
add_pending_commit_list(revs, exclude,
flags_exclude);
free_commit_list(exclude);
- a->object.flags |= flags | SYMMETRIC_LEFT;
+ a_flags = flags | SYMMETRIC_LEFT;
} else
- a->object.flags |= flags_exclude;
+ a_flags = flags_exclude;
+ a->object.flags |= a_flags;
b->object.flags |= flags;
+ add_rev_cmdline(revs, &a->object, this,
+ REV_CMD_LEFT, a_flags);
+ add_rev_cmdline(revs, &b->object, next,
+ REV_CMD_RIGHT, flags);
add_pending_object(revs, &a->object, this);
add_pending_object(revs, &b->object, next);
return 0;
arg++;
}
if (get_sha1_with_mode(arg, sha1, &mode))
- return -1;
+ return revs->ignore_missing ? 0 : -1;
if (!cant_be_filename)
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, mode);
return 0;
}
@@ -1477,6 +1521,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
} else if (!strcmp(arg, "--children")) {
revs->children.name = "children";
revs->limited = 1;
+ } else if (!strcmp(arg, "--ignore-missing")) {
+ revs->ignore_missing = 1;
} else {
int opts = diff_opt_parse(&revs->diffopt, argv, argc);
if (!opts)