undef/git-commit-vandalism
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Merge branch 'jc/show-merge'

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* jc/show-merge:
  git log -p --merge [[--] paths...]
This commit is contained in:
Junio C Hamano 2006-07-10 00:53:39 -07:00
commit 868227b0d1
1 changed files with 51 additions and 2 deletions
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53
revision.c
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@ -549,6 +549,49 @@ static void add_pending_commit_list(struct rev_info *revs,
}
}
static void prepare_show_merge(struct rev_info *revs)
{
struct commit_list *bases;
struct commit *head, *other;
unsigned char sha1[20];
const char **prune = NULL;
int i, prune_num = 1; /* counting terminating NULL */
if (get_sha1("HEAD", sha1) || !(head = lookup_commit(sha1)))
die("--merge without HEAD?");
if (get_sha1("MERGE_HEAD", sha1) || !(other = lookup_commit(sha1)))
die("--merge without MERGE_HEAD?");
add_pending_object(revs, &head->object, "HEAD");
add_pending_object(revs, &other->object, "MERGE_HEAD");
bases = get_merge_bases(head, other, 1);
while (bases) {
struct commit *it = bases->item;
struct commit_list *n = bases->next;
free(bases);
bases = n;
it->object.flags |= UNINTERESTING;
add_pending_object(revs, &it->object, "(merge-base)");
}
if (!active_nr)
read_cache();
for (i = 0; i < active_nr; i++) {
struct cache_entry *ce = active_cache[i];
if (!ce_stage(ce))
continue;
if (ce_path_match(ce, revs->prune_data)) {
prune_num++;
prune = xrealloc(prune, sizeof(*prune) * prune_num);
prune[prune_num-2] = ce->name;
prune[prune_num-1] = NULL;
}
while ((i+1 < active_nr) &&
ce_same_name(ce, active_cache[i+1]))
i++;
}
revs->prune_data = prune;
}
/*
* Parse revision information, filling in the "rev_info" structure,
* and removing the used arguments from the argument list.
@ -558,7 +601,7 @@ static void add_pending_commit_list(struct rev_info *revs,
*/
int setup_revisions(int argc, const char **argv, struct rev_info *revs, const char *def)
{
int i, flags, seen_dashdash;
int i, flags, seen_dashdash, show_merge;
const char **unrecognized = argv + 1;
int left = 1;
@ -575,7 +618,7 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
break;
}
flags = 0;
flags = show_merge = 0;
for (i = 1; i < argc; i++) {
struct object *object;
const char *arg = argv[i];
@ -642,6 +685,10 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
def = argv[i];
continue;
}
if (!strcmp(arg, "--merge")) {
show_merge = 1;
continue;
}
if (!strcmp(arg, "--topo-order")) {
revs->topo_order = 1;
continue;
@ -863,6 +910,8 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
object = get_reference(revs, arg, sha1, flags ^ local_flags);
add_pending_object(revs, object, arg);
}
if (show_merge)
prepare_show_merge(revs);
if (def && !revs->pending.nr) {
unsigned char sha1[20];
struct object *object;