add: error appropriately on repository with no commits

diff --git a/builtin/log.c b/builtin/log.c
index 195ff0b4713fd3b126125a56b30814f12bb8b4c9..57869267d8d75e06a1a34e4dea104102aac21a65 100644 (file)
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -204,7 +204,7 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
            rev->diffopt.filter || rev->diffopt.flags.follow_renames)
                rev->always_show_header = 0;
 
-       if (source) {
+       if (source || w.source) {
                init_revision_sources(&revision_sources);
                rev->sources = &revision_sources;
        }
@@ -398,7 +398,8 @@ static int cmd_log_walk(struct rev_info *rev)
                         * We may show a given commit multiple times when
                         * walking the reflogs.
                         */
-                       free_commit_buffer(commit);
+                       free_commit_buffer(the_repository->parsed_objects,
+                                          commit);
                        free_commit_list(commit->parents);
                        commit->parents = NULL;
                }
@@ -643,8 +644,9 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                                        diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
                                        name,
                                        diff_get_color_opt(&rev.diffopt, DIFF_RESET));
-                       read_tree_recursive((struct tree *)o, "", 0, 0, &match_all,
-                                       show_tree_object, rev.diffopt.file);
+                       read_tree_recursive(the_repository, (struct tree *)o, "",
+                                           0, 0, &match_all, show_tree_object,
+                                           rev.diffopt.file);
                        rev.shown_one = 1;
                        break;
                case OBJ_COMMIT:
@@ -1941,7 +1943,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                    open_next_file(rev.numbered_files ? NULL : commit, NULL, &rev, quiet))
                        die(_("Failed to create output files"));
                shown = log_tree_commit(&rev, commit);
-               free_commit_buffer(commit);
+               free_commit_buffer(the_repository->parsed_objects,
+                                  commit);
 
                /* We put one extra blank line between formatted
                 * patches and this flag is used by log-tree code