builtin_diff(): read $GIT_DIFF_OPTS closer to use

diff --git a/submodule.c b/submodule.c
index d3a9aab83dc90b0c7797cc4b83d0a83bf6c196b7..f27f14e86817607f7d11e376431d1b2864939aab 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -65,8 +65,7 @@ int is_staging_gitmodules_ok(struct index_state *istate)
        if ((pos >= 0) && (pos < istate->cache_nr)) {
                struct stat st;
                if (lstat(GITMODULES_FILE, &st) == 0 &&
-                   ie_match_stat(istate, istate->cache[pos], &st,
-                                 CE_MATCH_IGNORE_FSMONITOR) & DATA_CHANGED)
+                   ie_match_stat(istate, istate->cache[pos], &st, 0) & DATA_CHANGED)
                        return 0;
        }
 
@@ -93,7 +92,7 @@ int update_path_in_gitmodules(const char *oldpath, const char *newpath)
        if (!file_exists(GITMODULES_FILE)) /* Do nothing without .gitmodules */
                return -1;
 
-       if (is_gitmodules_unmerged(&the_index))
+       if (is_gitmodules_unmerged(the_repository->index))
                die(_("Cannot change unmerged .gitmodules, resolve merge conflicts first"));
 
        submodule = submodule_from_path(the_repository, &null_oid, oldpath);
@@ -127,7 +126,7 @@ int remove_path_from_gitmodules(const char *path)
        if (!file_exists(GITMODULES_FILE)) /* Do nothing without .gitmodules */
                return -1;
 
-       if (is_gitmodules_unmerged(&the_index))
+       if (is_gitmodules_unmerged(the_repository->index))
                die(_("Cannot change unmerged .gitmodules, resolve merge conflicts first"));
 
        submodule = submodule_from_path(the_repository, &null_oid, path);
@@ -188,7 +187,7 @@ void set_diffopt_flags_from_submodule_config(struct diff_options *diffopt,
 
                if (ignore)
                        handle_ignore_submodules_arg(diffopt, ignore);
-               else if (is_gitmodules_unmerged(&the_index))
+               else if (is_gitmodules_unmerged(the_repository->index))
                        diffopt->flags.ignore_submodules = 1;
        }
 }
@@ -258,7 +257,7 @@ int is_submodule_active(struct repository *repo, const char *path)
                }
 
                parse_pathspec(&ps, 0, 0, NULL, args.argv);
-               ret = match_pathspec(&ps, path, strlen(path), 0, NULL, 1);
+               ret = match_pathspec(repo->index, &ps, path, strlen(path), 0, NULL, 1);
 
                argv_array_clear(&args);
                clear_pathspec(&ps);
@@ -517,8 +516,8 @@ static void show_submodule_header(struct diff_options *o, const char *path,
         * Attempt to lookup the commit references, and determine if this is
         * a fast forward or fast backwards update.
         */
-       *left = lookup_commit_reference(one);
-       *right = lookup_commit_reference(two);
+       *left = lookup_commit_reference(the_repository, one);
+       *right = lookup_commit_reference(the_repository, two);
 
        /*
         * Warn about missing commits in the submodule project, but only if
@@ -1534,18 +1533,6 @@ int bad_to_remove_submodule(const char *path, unsigned flags)
        return ret;
 }
 
-void submodule_unset_core_worktree(const struct submodule *sub)
-{
-       char *config_path = xstrfmt("%s/modules/%s/config",
-                                   get_git_common_dir(), sub->name);
-
-       if (git_config_set_in_file_gently(config_path, "core.worktree", NULL))
-               warning(_("Could not unset core.worktree setting in submodule '%s'"),
-                         sub->path);
-
-       free(config_path);
-}
-
 static const char *get_super_prefix_or_empty(void)
 {
        const char *s = get_super_prefix();
@@ -1682,7 +1669,7 @@ int submodule_move_head(const char *path,
        argv_array_push(&cp.args, new_head ? new_head : empty_tree_oid_hex());
 
        if (run_command(&cp)) {
-               ret = -1;
+               ret = error(_("Submodule '%s' could not be updated."), path);
                goto out;
        }
 
@@ -1711,8 +1698,6 @@ int submodule_move_head(const char *path,
 
                        if (is_empty_dir(path))
                                rmdir_or_warn(path);
-
-                       submodule_unset_core_worktree(sub);
                }
        }
 out:
@@ -1894,7 +1879,7 @@ const char *get_superproject_working_tree(void)
                 * We're only interested in the name after the tab.
                 */
                super_sub = strchr(sb.buf, '\t') + 1;
-               super_sub_len = sb.buf + sb.len - super_sub - 1;
+               super_sub_len = strlen(super_sub);
 
                if (super_sub_len > cwd_len ||
                    strcmp(&cwd[cwd_len - super_sub_len], super_sub))