fetch-pack: move core code to libgit.a

diff --git a/commit.c b/commit.c
index 02467676a3e70684065ed668b53e64c1cc561e1e..e8eb0aec5509a4fd09698bd15a37d1f4e8341f5e 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -609,6 +609,7 @@ static struct commit *interesting(struct commit_list *list)
        return NULL;
 }
 
+/* all input commits in one and twos[] must have been parsed! */
 static struct commit_list *paint_down_to_common(struct commit *one, int n, struct commit **twos)
 {
        struct commit_list *list = NULL;
@@ -617,6 +618,8 @@ static struct commit_list *paint_down_to_common(struct commit *one, int n, struc
 
        one->object.flags |= PARENT1;
        commit_list_insert_by_date(one, &list);
+       if (!n)
+               return list;
        for (i = 0; i < n; i++) {
                twos[i]->object.flags |= PARENT2;
                commit_list_insert_by_date(twos[i], &list);
@@ -737,6 +740,8 @@ static int remove_redundant(struct commit **array, int cnt)
        redundant = xcalloc(cnt, 1);
        filled_index = xmalloc(sizeof(*filled_index) * (cnt - 1));
 
+       for (i = 0; i < cnt; i++)
+               parse_commit(array[i]);
        for (i = 0; i < cnt; i++) {
                struct commit_list *common;
 
@@ -1342,3 +1347,13 @@ struct commit_list **commit_list_append(struct commit *commit,
        new->next = NULL;
        return &new->next;
 }
+
+void print_commit_list(struct commit_list *list,
+                      const char *format_cur,
+                      const char *format_last)
+{
+       for ( ; list; list = list->next) {
+               const char *format = list->next ? format_cur : format_last;
+               printf(format, sha1_to_hex(list->item->object.sha1));
+       }
+}