unpack-trees: don't respect submodule.update

diff --git a/builtin/am.c b/builtin/am.c
index 3985f9a89f985baa139ea69f5fde8ce1384871f6..40cc6d6fe8e7d440d544e88cba03be15e675c93f 100644 (file)
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -4,6 +4,7 @@
  * Based on git-am.sh by Junio C Hamano.
  */
 #include "cache.h"
+#include "config.h"
 #include "builtin.h"
 #include "exec_cmd.h"
 #include "parse-options.h"
@@ -483,8 +484,7 @@ static int run_applypatch_msg_hook(struct am_state *state)
        ret = run_hook_le(NULL, "applypatch-msg", am_path(state, "final-commit"), NULL);
 
        if (!ret) {
-               free(state->msg);
-               state->msg = NULL;
+               FREE_AND_NULL(state->msg);
                if (read_commit_msg(state) < 0)
                        die(_("'%s' was deleted by the applypatch-msg hook"),
                                am_path(state, "final-commit"));
@@ -1073,17 +1073,10 @@ static void am_next(struct am_state *state)
 {
        struct object_id head;
 
-       free(state->author_name);
-       state->author_name = NULL;
-
-       free(state->author_email);
-       state->author_email = NULL;
-
-       free(state->author_date);
-       state->author_date = NULL;
-
-       free(state->msg);
-       state->msg = NULL;
+       FREE_AND_NULL(state->author_name);
+       FREE_AND_NULL(state->author_email);
+       FREE_AND_NULL(state->author_date);
+       FREE_AND_NULL(state->msg);
        state->msg_len = 0;
 
        unlink(am_path(state, "author-script"));
@@ -1138,7 +1131,7 @@ static int index_has_changes(struct strbuf *sb)
        struct object_id head;
        int i;
 
-       if (!get_sha1_tree("HEAD", head.hash)) {
+       if (!get_oid_tree("HEAD", &head)) {
                struct diff_options opt;
 
                diff_setup(&opt);
@@ -1439,7 +1432,7 @@ static void write_index_patch(const struct am_state *state)
        struct rev_info rev_info;
        FILE *fp;
 
-       if (!get_sha1_tree("HEAD", head.hash))
+       if (!get_oid_tree("HEAD", &head))
                tree = lookup_tree(&head);
        else
                tree = lookup_tree(&empty_tree_oid);
@@ -1668,7 +1661,7 @@ static void do_commit(const struct am_state *state)
        if (write_cache_as_tree(tree.hash, 0, NULL))
                die(_("git write-tree failed to write a tree"));
 
-       if (!get_sha1_commit("HEAD", parent.hash)) {
+       if (!get_oid_commit("HEAD", &parent)) {
                old_oid = &parent;
                commit_list_insert(lookup_commit(&parent), &parents);
        } else {