longest_ancestor_length(): use string_list_split()

diff --git a/submodule.c b/submodule.c
index 959d349ea7426344289020ee4216785fa65ec1e6..50f213e926374e86c23cdbfc730f6d81af4816b8 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -574,8 +574,7 @@ static void calculate_changed_submodule_paths(void)
                        DIFF_OPT_SET(&diff_opts, RECURSIVE);
                        diff_opts.output_format |= DIFF_FORMAT_CALLBACK;
                        diff_opts.format_callback = submodule_collect_changed_cb;
-                       if (diff_setup_done(&diff_opts) < 0)
-                               die("diff_setup_done failed");
+                       diff_setup_done(&diff_opts);
                        diff_tree_sha1(parent->item->object.sha1, commit->object.sha1, "", &diff_opts);
                        diffcore_std(&diff_opts);
                        diff_flush(&diff_opts);
@@ -589,13 +588,13 @@ static void calculate_changed_submodule_paths(void)
        initialized_fetch_ref_tips = 0;
 }
 
-int fetch_populated_submodules(int num_options, const char **options,
+int fetch_populated_submodules(const struct argv_array *options,
                               const char *prefix, int command_line_option,
                               int quiet)
 {
-       int i, result = 0, argc = 0, default_argc;
+       int i, result = 0;
        struct child_process cp;
-       const char **argv;
+       struct argv_array argv = ARGV_ARRAY_INIT;
        struct string_list_item *name_for_path;
        const char *work_tree = get_git_work_tree();
        if (!work_tree)
@@ -605,17 +604,13 @@ int fetch_populated_submodules(int num_options, const char **options,
                if (read_cache() < 0)
                        die("index file corrupt");
 
-       /* 6: "fetch" (options) --recurse-submodules-default default "--submodule-prefix" prefix NULL */
-       argv = xcalloc(num_options + 6, sizeof(const char *));
-       argv[argc++] = "fetch";
-       for (i = 0; i < num_options; i++)
-               argv[argc++] = options[i];
-       argv[argc++] = "--recurse-submodules-default";
-       default_argc = argc++;
-       argv[argc++] = "--submodule-prefix";
+       argv_array_push(&argv, "fetch");
+       for (i = 0; i < options->argc; i++)
+               argv_array_push(&argv, options->argv[i]);
+       argv_array_push(&argv, "--recurse-submodules-default");
+       /* default value, "--submodule-prefix" and its value are added later */
 
        memset(&cp, 0, sizeof(cp));
-       cp.argv = argv;
        cp.env = local_repo_env;
        cp.git_cmd = 1;
        cp.no_stdin = 1;
@@ -675,16 +670,21 @@ int fetch_populated_submodules(int num_options, const char **options,
                        if (!quiet)
                                printf("Fetching submodule %s%s\n", prefix, ce->name);
                        cp.dir = submodule_path.buf;
-                       argv[default_argc] = default_argv;
-                       argv[argc] = submodule_prefix.buf;
+                       argv_array_push(&argv, default_argv);
+                       argv_array_push(&argv, "--submodule-prefix");
+                       argv_array_push(&argv, submodule_prefix.buf);
+                       cp.argv = argv.argv;
                        if (run_command(&cp))
                                result = 1;
+                       argv_array_pop(&argv);
+                       argv_array_pop(&argv);
+                       argv_array_pop(&argv);
                }
                strbuf_release(&submodule_path);
                strbuf_release(&submodule_git_dir);
                strbuf_release(&submodule_prefix);
        }
-       free(argv);
+       argv_array_clear(&argv);
 out:
        string_list_clear(&changed_submodule_paths, 1);
        return result;
@@ -789,7 +789,7 @@ static int find_first_merges(struct object_array *result, const char *path,
                die("revision walk setup failed");
        while ((commit = get_revision(&revs)) != NULL) {
                struct object *o = &(commit->object);
-               if (in_merge_bases(b, &commit, 1))
+               if (in_merge_bases(b, commit))
                        add_object_array(o, NULL, &merges);
        }
        reset_revision_walk();
@@ -804,7 +804,7 @@ static int find_first_merges(struct object_array *result, const char *path,
                contains_another = 0;
                for (j = 0; j < merges.nr; j++) {
                        struct commit *m2 = (struct commit *) merges.objects[j].item;
-                       if (i != j && in_merge_bases(m2, &m1, 1)) {
+                       if (i != j && in_merge_bases(m2, m1)) {
                                contains_another = 1;
                                break;
                        }
@@ -866,18 +866,18 @@ int merge_submodule(unsigned char result[20], const char *path,
        }
 
        /* check whether both changes are forward */
-       if (!in_merge_bases(commit_base, &commit_a, 1) ||
-           !in_merge_bases(commit_base, &commit_b, 1)) {
+       if (!in_merge_bases(commit_base, commit_a) ||
+           !in_merge_bases(commit_base, commit_b)) {
                MERGE_WARNING(path, "commits don't follow merge-base");
                return 0;
        }
 
        /* Case #1: a is contained in b or vice versa */
-       if (in_merge_bases(commit_a, &commit_b, 1)) {
+       if (in_merge_bases(commit_a, commit_b)) {
                hashcpy(result, b);
                return 1;
        }
-       if (in_merge_bases(commit_b, &commit_a, 1)) {
+       if (in_merge_bases(commit_b, commit_a)) {
                hashcpy(result, a);
                return 1;
        }