Merge branch 'nd/the-index'

Various codepaths in the core-ish part learn to work on an
arbitrary in-core index structure, not necessarily the default
instance "the_index".

* nd/the-index: (23 commits)
  revision.c: reduce implicit dependency the_repository
  revision.c: remove implicit dependency on the_index
  ws.c: remove implicit dependency on the_index
  tree-diff.c: remove implicit dependency on the_index
  submodule.c: remove implicit dependency on the_index
  line-range.c: remove implicit dependency on the_index
  userdiff.c: remove implicit dependency on the_index
  rerere.c: remove implicit dependency on the_index
  sha1-file.c: remove implicit dependency on the_index
  patch-ids.c: remove implicit dependency on the_index
  merge.c: remove implicit dependency on the_index
  merge-blobs.c: remove implicit dependency on the_index
  ll-merge.c: remove implicit dependency on the_index
  diff-lib.c: remove implicit dependency on the_index
  read-cache.c: remove implicit dependency on the_index
  diff.c: remove implicit dependency on the_index
  grep.c: remove implicit dependency on the_index
  diff.c: remove the_index dependency in textconv() functions
  blame.c: rename "repo" argument to "r"
  combine-diff.c: remove implicit dependency on the_index
  ...

1 files changed, 9 insertions, 9 deletions

diff --git a/sequencer.c b/sequencer.c
index 6387c9ee6e..83f17721d4 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -474,8 +474,8 @@ static int fast_forward_to(const struct object_id *to, const struct object_id *f
 	struct strbuf sb = STRBUF_INIT;
 	struct strbuf err = STRBUF_INIT;
 
-	read_cache();
-	if (checkout_fast_forward(from, to, 1))
+	read_index(&the_index);
+	if (checkout_fast_forward(the_repository, from, to, 1))
 		return -1; /* the callee should have complained already */
 
 	strbuf_addf(&sb, _("%s: fast-forward"), _(action_name(opts)));
@@ -1176,7 +1176,7 @@ void print_commit_summary(const char *prefix, const struct object_id *oid,
 	strbuf_release(&author_ident);
 	strbuf_release(&committer_ident);
 
-	init_revisions(&rev, prefix);
+	repo_init_revisions(the_repository, &rev, prefix);
 	setup_revisions(0, NULL, &rev, NULL);
 
 	rev.diff = 1;
@@ -1831,7 +1831,7 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
 
 		commit_list_insert(base, &common);
 		commit_list_insert(next, &remotes);
-		res |= try_merge_command(opts->strategy,
+		res |= try_merge_command(the_repository, opts->strategy,
 					 opts->xopts_nr, (const char **)opts->xopts,
 					common, oid_to_hex(&head), remotes);
 		free_commit_list(common);
@@ -1860,7 +1860,7 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
 		      : _("could not apply %s... %s"),
 		      short_commit_name(commit), msg.subject);
 		print_advice(res == 1, opts);
-		rerere(opts->allow_rerere_auto);
+		repo_rerere(the_repository, opts->allow_rerere_auto);
 		goto leave;
 	}
 
@@ -2599,7 +2599,7 @@ static int make_patch(struct commit *commit, struct replay_opts *opts)
 
 	strbuf_addf(&buf, "%s/patch", get_dir(opts));
 	memset(&log_tree_opt, 0, sizeof(log_tree_opt));
-	init_revisions(&log_tree_opt, NULL);
+	repo_init_revisions(the_repository, &log_tree_opt, NULL);
 	log_tree_opt.abbrev = 0;
 	log_tree_opt.diff = 1;
 	log_tree_opt.diffopt.output_format = DIFF_FORMAT_PATCH;
@@ -3179,7 +3179,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
 
 	rollback_lock_file(&lock);
 	if (ret)
-		rerere(opts->allow_rerere_auto);
+		repo_rerere(the_repository, opts->allow_rerere_auto);
 	else
 		/*
 		 * In case of problems, we now want to return a positive
@@ -3510,7 +3510,7 @@ cleanup_head_ref:
 			struct object_id orig, head;
 
 			memset(&log_tree_opt, 0, sizeof(log_tree_opt));
-			init_revisions(&log_tree_opt, NULL);
+			repo_init_revisions(the_repository, &log_tree_opt, NULL);
 			log_tree_opt.diff = 1;
 			log_tree_opt.diffopt.output_format =
 				DIFF_FORMAT_DIFFSTAT;
@@ -4254,7 +4254,7 @@ int sequencer_make_script(FILE *out, int argc, const char **argv,
 	const char *insn = flags & TODO_LIST_ABBREVIATE_CMDS ? "p" : "pick";
 	int rebase_merges = flags & TODO_LIST_REBASE_MERGES;
 
-	init_revisions(&revs, NULL);
+	repo_init_revisions(the_repository, &revs, NULL);
 	revs.verbose_header = 1;
 	if (!rebase_merges)
 		revs.max_parents = 1;