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authorLibravatar Elijah Newren <newren@gmail.com>2018-11-15 23:59:51 -0800
committerLibravatar Junio C Hamano <gitster@pobox.com>2018-11-17 18:43:51 +0900
commitf129c4275c81e908c1d14d1ac1e72f720e2aebb7 (patch)
tree3ef5fe6c93f03ddf129de99e1d394a85ac372d34 /builtin
parentfast-export: avoid dying when filtering by paths and old tags exist (diff)
downloadtgif-f129c4275c81e908c1d14d1ac1e72f720e2aebb7.tar.xz
fast-export: move commit rewriting logic into a function for reuse
Logic to replace a filtered commit with an unfiltered ancestor is useful elsewhere; put it into a function we can call. Signed-off-by: Elijah Newren <newren@gmail.com> Acked-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin')
-rw-r--r--builtin/fast-export.c37
1 files changed, 22 insertions, 15 deletions
diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index 7d50f5414e..43e98a38a8 100644
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -187,6 +187,22 @@ static int get_object_mark(struct object *object)
return ptr_to_mark(decoration);
}
+static struct commit *rewrite_commit(struct commit *p)
+{
+ for (;;) {
+ if (p->parents && p->parents->next)
+ break;
+ if (p->object.flags & UNINTERESTING)
+ break;
+ if (!(p->object.flags & TREESAME))
+ break;
+ if (!p->parents)
+ return NULL;
+ p = p->parents->item;
+ }
+ return p;
+}
+
static void show_progress(void)
{
static int counter = 0;
@@ -767,21 +783,12 @@ static void handle_tag(const char *name, struct tag *tag)
oid_to_hex(&tag->object.oid),
type_name(tagged->type));
}
- p = (struct commit *)tagged;
- for (;;) {
- if (p->parents && p->parents->next)
- break;
- if (p->object.flags & UNINTERESTING)
- break;
- if (!(p->object.flags & TREESAME))
- break;
- if (!p->parents) {
- printf("reset %s\nfrom %s\n\n",
- name, oid_to_hex(&null_oid));
- free(buf);
- return;
- }
- p = p->parents->item;
+ p = rewrite_commit((struct commit *)tagged);
+ if (!p) {
+ printf("reset %s\nfrom %s\n\n",
+ name, oid_to_hex(&null_oid));
+ free(buf);
+ return;
}
tagged_mark = get_object_mark(&p->object);
}