Kill the_index part 4

index 0a07b140fe..994495af05 100644
@@ -391,7 +391,7 @@ static void parse_treeish_arg(const char **argv,
 	if (get_oid(name, &oid))
 		die("Not a valid object name");
 
-	commit = lookup_commit_reference_gently(the_repository, &oid, 1);
+	commit = lookup_commit_reference_gently(ar_args->repo, &oid, 1);
 	if (commit) {
 		commit_sha1 = commit->object.oid.hash;
 		archive_time = commit->date;

index de7695e728..4fa7707b57 100644
@@ -1054,7 +1054,8 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 			if (is_file) {
 				struct strbuf buf = STRBUF_INIT;
 
-				if (convert_to_git(&the_index, elem->path, result, len, &buf, global_conv_flags_eol)) {
+				if (convert_to_git(rev->diffopt.repo->index,
+						   elem->path, result, len, &buf, global_conv_flags_eol)) {
 					free(result);
 					result = strbuf_detach(&buf, &len);
 					result_size = len;

index 08c0c6cf73..366d8d85e7 100644
@@ -234,7 +234,7 @@ static struct commit *fake_working_tree_commit(struct repository *repo,
 		switch (st.st_mode & S_IFMT) {
 		case S_IFREG:
 			if (opt->flags.allow_textconv &&
-			    textconv_object(read_from, mode, &null_oid, 0, &buf_ptr, &buf_len))
+			    textconv_object(repo, read_from, mode, &null_oid, 0, &buf_ptr, &buf_len))
 				strbuf_attach(&buf, buf_ptr, buf_len, buf_len + 1);
 			else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size)
 				die_errno("cannot open or read '%s'", read_from);

@@ -318,7 +318,8 @@ static void fill_origin_blob(struct diff_options *opt,
 
 		(*num_read_blob)++;
 		if (opt->flags.allow_textconv &&
-		    textconv_object(o->path, o->mode, &o->blob_oid, 1, &file->ptr, &file_size))
+		    textconv_object(opt->repo, o->path, o->mode,
+				    &o->blob_oid, 1, &file->ptr, &file_size))
 			;
 		else
 			file->ptr = read_object_file(&o->blob_oid, &type,

@@ -1859,7 +1860,7 @@ void setup_scoreboard(struct blame_scoreboard *sb,
 			die(_("no such path %s in %s"), path, final_commit_name);
 
 		if (sb->revs->diffopt.flags.allow_textconv &&
-		    textconv_object(path, o->mode, &o->blob_oid, 1, (char **) &sb->final_buf,
+		    textconv_object(sb->repo, path, o->mode, &o->blob_oid, 1, (char **) &sb->final_buf,
 				    &sb->final_buf_size))
 			;
 		else

index 64ec1745ab..8d97c84725 100644
@@ -113,7 +113,8 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name,
 			die("git cat-file --textconv %s: <object> must be <sha1:path>",
 			    obj_name);
 
-		if (textconv_object(path, obj_context.mode, &oid, 1, &buf, &size))
+		if (textconv_object(the_repository, path, obj_context.mode,
+				    &oid, 1, &buf, &size))
 			break;
 		/* else fallthrough */
 

@@ -305,7 +306,8 @@ static void print_object_or_die(struct batch_options *opt, struct expand_data *d
 					    oid_to_hex(oid), data->rest);
 			} else if (opt->cmdmode == 'c') {
 				enum object_type type;
-				if (!textconv_object(data->rest, 0100644, oid,
+				if (!textconv_object(the_repository,
+						     data->rest, 0100644, oid,
 						     1, &contents, &size))
 					contents = read_object_file(oid,
 								    &type,

index e094560d9a..f32a07f6a9 100644
@@ -507,7 +507,8 @@ static int show_blob_object(const struct object_id *oid, struct rev_info *rev, c
 				 &oidc, &obj_context))
 		die(_("Not a valid object name %s"), obj_name);
 	if (!obj_context.path ||
-	    !textconv_object(obj_context.path, obj_context.mode, &oidc, 1, &buf, &size)) {
+	    !textconv_object(the_repository, obj_context.path,
+			     obj_context.mode, &oidc, 1, &buf, &size)) {
 		free(obj_context.path);
 		return stream_blob_to_fd(1, oid, NULL, 0);
 	}

index 4fa7707b57..ec20fff63b 100644
@@ -285,7 +285,8 @@ static struct lline *coalesce_lines(struct lline *base, int *lenbase,
 	return base;
 }
 
-static char *grab_blob(const struct object_id *oid, unsigned int mode,
+static char *grab_blob(struct repository *repo,
+		       const struct object_id *oid, unsigned int mode,
 		       unsigned long *size, struct userdiff_driver *textconv,
 		       const char *path)
 {

@@ -304,7 +305,7 @@ static char *grab_blob(const struct object_id *oid, unsigned int mode,
 	} else if (textconv) {
 		struct diff_filespec *df = alloc_filespec(path);
 		fill_filespec(df, oid, 1, mode);
-		*size = fill_textconv(textconv, df, &blob);
+		*size = fill_textconv(repo, textconv, df, &blob);
 		free_filespec(df);
 	} else {
 		blob = read_object_file(oid, &type, size);

@@ -389,7 +390,8 @@ static void consume_line(void *state_, char *line, unsigned long len)
 	}
 }
 
-static void combine_diff(const struct object_id *parent, unsigned int mode,
+static void combine_diff(struct repository *repo,
+			 const struct object_id *parent, unsigned int mode,
 			 mmfile_t *result_file,
 			 struct sline *sline, unsigned int cnt, int n,
 			 int num_parent, int result_deleted,

@@ -407,7 +409,7 @@ static void combine_diff(const struct object_id *parent, unsigned int mode,
 	if (result_deleted)
 		return; /* result deleted */
 
-	parent_file.ptr = grab_blob(parent, mode, &sz, textconv, path);
+	parent_file.ptr = grab_blob(repo, parent, mode, &sz, textconv, path);
 	parent_file.size = sz;
 	memset(&xpp, 0, sizeof(xpp));
 	xpp.flags = flags;

@@ -993,7 +995,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 
 	/* Read the result of merge first */
 	if (!working_tree_file)
-		result = grab_blob(&elem->oid, elem->mode, &result_size,
+		result = grab_blob(opt->repo, &elem->oid, elem->mode, &result_size,
 				   textconv, elem->path);
 	else {
 		/* Used by diff-tree to read from the working tree */

@@ -1016,15 +1018,16 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 		} else if (S_ISDIR(st.st_mode)) {
 			struct object_id oid;
 			if (resolve_gitlink_ref(elem->path, "HEAD", &oid) < 0)
-				result = grab_blob(&elem->oid, elem->mode,
-						   &result_size, NULL, NULL);
+				result = grab_blob(opt->repo, &elem->oid,
+						   elem->mode, &result_size,
+						   NULL, NULL);
 			else
-				result = grab_blob(&oid, elem->mode,
+				result = grab_blob(opt->repo, &oid, elem->mode,
 						   &result_size, NULL, NULL);
 		} else if (textconv) {
 			struct diff_filespec *df = alloc_filespec(elem->path);
 			fill_filespec(df, &null_oid, 0, st.st_mode);
-			result_size = fill_textconv(textconv, df, &result);
+			result_size = fill_textconv(opt->repo, textconv, df, &result);
 			free_filespec(df);
 		} else if (0 <= (fd = open(elem->path, O_RDONLY))) {
 			size_t len = xsize_t(st.st_size);

@@ -1090,7 +1093,8 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 		for (i = 0; !is_binary && i < num_parent; i++) {
 			char *buf;
 			unsigned long size;
-			buf = grab_blob(&elem->parent[i].oid,
+			buf = grab_blob(opt->repo,
+					&elem->parent[i].oid,
 					elem->parent[i].mode,
 					&size, NULL, NULL);
 			if (buffer_is_binary(buf, size))

@@ -1146,7 +1150,8 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 			}
 		}
 		if (i <= j)
-			combine_diff(&elem->parent[i].oid,
+			combine_diff(opt->repo,
+				     &elem->parent[i].oid,
 				     elem->parent[i].mode,
 				     &result_file, sline,
 				     cnt, i, num_parent, result_deleted,

index 8040f8b0f0..c6ff993c56 100644
@@ -1700,8 +1700,8 @@ static void emit_rewrite_diff(const char *name_a,
 	quote_two_c_style(&a_name, a_prefix, name_a, 0);
 	quote_two_c_style(&b_name, b_prefix, name_b, 0);
 
-	size_one = fill_textconv(textconv_one, one, &data_one);
-	size_two = fill_textconv(textconv_two, two, &data_two);
+	size_one = fill_textconv(o->repo, textconv_one, one, &data_one);
+	size_two = fill_textconv(o->repo, textconv_two, two, &data_two);
 
 	memset(&ecbdata, 0, sizeof(ecbdata));
 	ecbdata.color_diff = want_color(o->use_color);

@@ -3462,8 +3462,8 @@ static void builtin_diff(const char *name_a,
 			strbuf_reset(&header);
 		}
 
-		mf1.size = fill_textconv(textconv_one, one, &mf1.ptr);
-		mf2.size = fill_textconv(textconv_two, two, &mf2.ptr);
+		mf1.size = fill_textconv(o->repo, textconv_one, one, &mf1.ptr);
+		mf2.size = fill_textconv(o->repo, textconv_two, two, &mf2.ptr);
 
 		pe = diff_funcname_pattern(one);
 		if (!pe)

@@ -6337,11 +6337,11 @@ static char *run_textconv(struct repository *repo,
 	return strbuf_detach(&buf, outsize);
 }
 
-size_t fill_textconv(struct userdiff_driver *driver,
+size_t fill_textconv(struct repository *repo,
+		     struct userdiff_driver *driver,
 		     struct diff_filespec *df,
 		     char **outbuf)
 {
-	struct repository *repo = the_repository;
 	size_t size;
 
 	if (!driver) {

@@ -6386,7 +6386,8 @@ size_t fill_textconv(struct userdiff_driver *driver,
 	return size;
 }
 
-int textconv_object(const char *path,
+int textconv_object(struct repository *repo,
+		    const char *path,
 		    unsigned mode,
 		    const struct object_id *oid,
 		    int oid_valid,

@@ -6404,7 +6405,7 @@ int textconv_object(const char *path,
 		return 0;
 	}
 
-	*buf_size = fill_textconv(textconv, df, buf);
+	*buf_size = fill_textconv(repo, textconv, df, buf);
 	free_filespec(df);
 	return 1;
 }

index 0b67932109..07ba13ec4c 100644
@@ -442,7 +442,8 @@ int index_differs_from(const char *def, const struct diff_flags *flags,
  * struct. If it is non-NULL, then "outbuf" points to a newly allocated buffer
  * that should be freed by the caller.
  */
-size_t fill_textconv(struct userdiff_driver *driver,
+size_t fill_textconv(struct repository *repo,
+		     struct userdiff_driver *driver,
 		     struct diff_filespec *df,
 		     char **outbuf);
 

@@ -458,7 +459,11 @@ struct userdiff_driver *get_textconv(struct diff_filespec *one);
  * if the textconv driver exists.
  * Return 1 if the conversion succeeds, 0 otherwise.
  */
-int textconv_object(const char *path, unsigned mode, const struct object_id *oid, int oid_valid, char **buf, unsigned long *buf_size);
+int textconv_object(struct repository *repo,
+		    const char *path,
+		    unsigned mode,
+		    const struct object_id *oid, int oid_valid,
+		    char **buf, unsigned long *buf_size);
 
 int parse_rename_score(const char **cp_p);
 

index 800a899c86..7a5cf446ff 100644
@@ -153,8 +153,8 @@ static int pickaxe_match(struct diff_filepair *p, struct diff_options *o,
 	if (textconv_one == textconv_two && diff_unmodified_pair(p))
 		return 0;
 
-	mf1.size = fill_textconv(textconv_one, p->one, &mf1.ptr);
-	mf2.size = fill_textconv(textconv_two, p->two, &mf2.ptr);
+	mf1.size = fill_textconv(o->repo, textconv_one, p->one, &mf1.ptr);
+	mf2.size = fill_textconv(o->repo, textconv_two, p->two, &mf2.ptr);
 
 	ret = fn(DIFF_FILE_VALID(p->one) ? &mf1 : NULL,
 		 DIFF_FILE_VALID(p->two) ? &mf2 : NULL,

index 2b26cee08d..e146ff20bb 100644
@@ -1741,7 +1741,7 @@ static int fill_textconv_grep(struct userdiff_driver *driver,
 	 * structure.
 	 */
 	grep_read_lock();
-	size = fill_textconv(driver, df, &buf);
+	size = fill_textconv(the_repository, driver, df, &buf);
 	grep_read_unlock();
 	free_filespec(df);
 

index 11cd0dcb8c..6d37a35e2e 100644
@@ -159,6 +159,7 @@ static int read_from_tree(const struct pathspec *pathspec,
 	opt.format_callback = update_index_from_diff;
 	opt.format_callback_data = &intent_to_add;
 	opt.flags.override_submodule_config = 1;
+	opt.repo = the_repository;
 
 	if (do_diff_cache(tree_oid, &opt))
 		return 1;

index b1fd3d58ab..31013ce8af 100644
@@ -703,7 +703,7 @@ extern int unmerged_index(const struct index_state *);
  * provided, the space-separated list of files that differ will be appended
  * to it.
  */
-extern int index_has_changes(const struct index_state *istate,
+extern int index_has_changes(struct index_state *istate,
 			     struct tree *tree,
 			     struct strbuf *sb);
 

495 lines not on this page · raw message

index 89544e64bc..0b67932109 100644
@@ -18,6 +18,7 @@ struct userdiff_driver;
 struct oid_array;
 struct commit;
 struct combine_diff_path;
+struct repository;
 
 typedef int (*pathchange_fn_t)(struct diff_options *options,
 		 struct combine_diff_path *path);

@@ -220,6 +221,8 @@ struct diff_options {
 	/* XDF_WHITESPACE_FLAGS regarding block detection are set at 2, 3, 4 */
 	#define COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE (1<<5)
 	int color_moved_ws_handling;
+
+	struct repository *repo;
 };
 
 void diff_emit_submodule_del(struct diff_options *o, const char *line);

index c64359f489..8b88dd945b 100644
@@ -5,7 +5,8 @@
 #include "diff.h"
 #include "diffcore.h"
 
-static int should_break(struct diff_filespec *src,
+static int should_break(struct repository *repo,
+			struct diff_filespec *src,
 			struct diff_filespec *dst,
 			int break_score,
 			int *merge_score_p)

@@ -61,7 +62,8 @@ static int should_break(struct diff_filespec *src,
 	    !oidcmp(&src->oid, &dst->oid))
 		return 0; /* they are the same */
 
-	if (diff_populate_filespec(src, 0) || diff_populate_filespec(dst, 0))
+	if (diff_populate_filespec(repo, src, 0) ||
+	    diff_populate_filespec(repo, dst, 0))
 		return 0; /* error but caught downstream */
 
 	max_size = ((src->size > dst->size) ? src->size : dst->size);

@@ -71,7 +73,7 @@ static int should_break(struct diff_filespec *src,
 	if (!src->size)
 		return 0; /* we do not let empty files get renamed */
 
-	if (diffcore_count_changes(src, dst,
+	if (diffcore_count_changes(repo, src, dst,
 				   &src->cnt_data, &dst->cnt_data,
 				   &src_copied, &literal_added))
 		return 0;

@@ -114,7 +116,7 @@ static int should_break(struct diff_filespec *src,
 	return 1;
 }
 
-void diffcore_break(int break_score)
+void diffcore_break(struct repository *repo, int break_score)
 {
 	struct diff_queue_struct *q = &diff_queued_diff;
 	struct diff_queue_struct outq;

@@ -178,7 +180,7 @@ void diffcore_break(int break_score)
 		    object_type(p->one->mode) == OBJ_BLOB &&
 		    object_type(p->two->mode) == OBJ_BLOB &&
 		    !strcmp(p->one->path, p->two->path)) {
-			if (should_break(p->one, p->two,
+			if (should_break(repo, p->one, p->two,
 					 break_score, &score)) {
 				/* Split this into delete and create */
 				struct diff_filespec *null_one, *null_two;

index c83d45a047..a1ce42d8d1 100644
@@ -121,14 +121,15 @@ static int spanhash_cmp(const void *a_, const void *b_)
 		a->hashval > b->hashval ? 1 : 0;
 }
 
-static struct spanhash_top *hash_chars(struct diff_filespec *one)
+static struct spanhash_top *hash_chars(struct repository *repo,
+				       struct diff_filespec *one)
 {
 	int i, n;
 	unsigned int accum1, accum2, hashval;
 	struct spanhash_top *hash;
 	unsigned char *buf = one->data;
 	unsigned int sz = one->size;
-	int is_text = !diff_filespec_is_binary(one);
+	int is_text = !diff_filespec_is_binary(repo, one);
 
 	i = INITIAL_HASH_SIZE;
 	hash = xmalloc(st_add(sizeof(*hash),

@@ -162,7 +163,8 @@ static struct spanhash_top *hash_chars(struct diff_filespec *one)
 	return hash;
 }
 
-int diffcore_count_changes(struct diff_filespec *src,
+int diffcore_count_changes(struct repository *repo,
+			   struct diff_filespec *src,
 			   struct diff_filespec *dst,
 			   void **src_count_p,
 			   void **dst_count_p,

@@ -177,14 +179,14 @@ int diffcore_count_changes(struct diff_filespec *src,
 	if (src_count_p)
 		src_count = *src_count_p;
 	if (!src_count) {
-		src_count = hash_chars(src);
+		src_count = hash_chars(repo, src);
 		if (src_count_p)
 			*src_count_p = src_count;
 	}
 	if (dst_count_p)
 		dst_count = *dst_count_p;
 	if (!dst_count) {
-		dst_count = hash_chars(dst);
+		dst_count = hash_chars(repo, dst);
 		if (dst_count_p)
 			*dst_count_p = dst_count;
 	}

index d775183c2f..5f0776d631 100644
@@ -128,7 +128,8 @@ struct diff_score {
 	short name_score;
 };
 
-static int estimate_similarity(struct diff_filespec *src,
+static int estimate_similarity(struct repository *repo,
+			       struct diff_filespec *src,
 			       struct diff_filespec *dst,
 			       int minimum_score)
 {

@@ -165,10 +166,10 @@ static int estimate_similarity(struct diff_filespec *src,
 	 * say whether the size is valid or not!)
 	 */
 	if (!src->cnt_data &&
-	    diff_populate_filespec(src, CHECK_SIZE_ONLY))
+	    diff_populate_filespec(repo, src, CHECK_SIZE_ONLY))
 		return 0;
 	if (!dst->cnt_data &&
-	    diff_populate_filespec(dst, CHECK_SIZE_ONLY))
+	    diff_populate_filespec(repo, dst, CHECK_SIZE_ONLY))
 		return 0;
 
 	max_size = ((src->size > dst->size) ? src->size : dst->size);

@@ -186,12 +187,12 @@ static int estimate_similarity(struct diff_filespec *src,
 	if (max_size * (MAX_SCORE-minimum_score) < delta_size * MAX_SCORE)
 		return 0;
 
-	if (!src->cnt_data && diff_populate_filespec(src, 0))
+	if (!src->cnt_data && diff_populate_filespec(repo, src, 0))
 		return 0;
-	if (!dst->cnt_data && diff_populate_filespec(dst, 0))
+	if (!dst->cnt_data && diff_populate_filespec(repo, dst, 0))
 		return 0;
 
-	if (diffcore_count_changes(src, dst,
+	if (diffcore_count_changes(repo, src, dst,
 				   &src->cnt_data, &dst->cnt_data,
 				   &src_copied, &literal_added))
 		return 0;

@@ -256,10 +257,11 @@ struct file_similarity {
 	struct diff_filespec *filespec;
 };
 
-static unsigned int hash_filespec(struct diff_filespec *filespec)
+static unsigned int hash_filespec(struct repository *repo,
+				  struct diff_filespec *filespec)
 {
 	if (!filespec->oid_valid) {
-		if (diff_populate_filespec(filespec, 0))
+		if (diff_populate_filespec(repo, filespec, 0))
 			return 0;
 		hash_object_file(filespec->data, filespec->size, "blob",
 				 &filespec->oid);

@@ -280,7 +282,9 @@ static int find_identical_files(struct hashmap *srcs,
 	/*
 	 * Find the best source match for specified destination.
 	 */
-	p = hashmap_get_from_hash(srcs, hash_filespec(target), NULL);
+	p = hashmap_get_from_hash(srcs,
+				  hash_filespec(options->repo, target),
+				  NULL);
 	for (; p; p = hashmap_get_next(srcs, p)) {
 		int score;
 		struct diff_filespec *source = p->filespec;

@@ -316,14 +320,16 @@ static int find_identical_files(struct hashmap *srcs,
 	return renames;
 }
 
-static void insert_file_table(struct hashmap *table, int index, struct diff_filespec *filespec)
+static void insert_file_table(struct repository *repo,
+			      struct hashmap *table, int index,
+			      struct diff_filespec *filespec)
 {
 	struct file_similarity *entry = xmalloc(sizeof(*entry));
 
 	entry->index = index;
 	entry->filespec = filespec;
 
-	hashmap_entry_init(entry, hash_filespec(filespec));
+	hashmap_entry_init(entry, hash_filespec(repo, filespec));
 	hashmap_add(table, entry);
 }
 

@@ -344,7 +350,9 @@ static int find_exact_renames(struct diff_options *options)
 	 */
 	hashmap_init(&file_table, NULL, NULL, rename_src_nr);
 	for (i = rename_src_nr-1; i >= 0; i--)
-		insert_file_table(&file_table, i, rename_src[i].p->one);
+		insert_file_table(options->repo,
+				  &file_table, i,
+				  rename_src[i].p->one);
 
 	/* Walk the destinations and find best source match */
 	for (i = 0; i < rename_dst_nr; i++)

@@ -557,7 +565,8 @@ void diffcore_rename(struct diff_options *options)
 			    diff_unmodified_pair(rename_src[j].p))
 				continue;
 
-			this_src.score = estimate_similarity(one, two,
+			this_src.score = estimate_similarity(options->repo,
+							     one, two,
 							     minimum_score);
 			this_src.name_score = basename_same(one, two);
 			this_src.dst = i;

index 8d81a45f51..1da7554cf9 100644
@@ -7,6 +7,8 @@
 #include "cache.h"
 
 struct diff_options;
+struct repository;
+struct userdiff_driver;
 
 /* This header file is internal between diff.c and its diff transformers
  * (e.g. diffcore-rename, diffcore-pickaxe).  Never include this header

@@ -26,8 +28,6 @@ struct diff_options;
 
 #define MINIMUM_BREAK_SIZE     400 /* do not break a file smaller than this */
 
-struct userdiff_driver;
-
 struct diff_filespec {
 	struct object_id oid;
 	char *path;

@@ -61,10 +61,10 @@ void fill_filespec(struct diff_filespec *, const struct object_id *,
 
 #define CHECK_SIZE_ONLY 1
 #define CHECK_BINARY    2
-int diff_populate_filespec(struct diff_filespec *, unsigned int);
+int diff_populate_filespec(struct repository *, struct diff_filespec *, unsigned int);
 void diff_free_filespec_data(struct diff_filespec *);
 void diff_free_filespec_blob(struct diff_filespec *);
-int diff_filespec_is_binary(struct diff_filespec *);
+int diff_filespec_is_binary(struct repository *, struct diff_filespec *);
 
 struct diff_filepair {
 	struct diff_filespec *one;

@@ -111,7 +111,7 @@ struct diff_filepair *diff_queue(struct diff_queue_struct *,
 				 struct diff_filespec *);
 void diff_q(struct diff_queue_struct *, struct diff_filepair *);
 
-void diffcore_break(int);
+void diffcore_break(struct repository *, int);
 void diffcore_rename(struct diff_options *);
 void diffcore_merge_broken(void);
 void diffcore_pickaxe(struct diff_options *);

@@ -142,7 +142,8 @@ void diff_debug_queue(const char *, struct diff_queue_struct *);
 #define diff_debug_queue(a,b) do { /* nothing */ } while (0)
 #endif
 
-int diffcore_count_changes(struct diff_filespec *src,
+int diffcore_count_changes(struct repository *repo,
+			   struct diff_filespec *src,
 			   struct diff_filespec *dst,
 			   void **src_count_p,
 			   void **dst_count_p,

index 72a5fed661..7ee9e17d95 100644
@@ -508,7 +508,9 @@ static void fill_blob_sha1(struct commit *commit, struct diff_filespec *spec)
 	return;
 }
 
-static void fill_line_ends(struct diff_filespec *spec, long *lines,
+static void fill_line_ends(struct repository *repo,
+			   struct diff_filespec *spec,
+			   long *lines,
 			   unsigned long **line_ends)
 {
 	int num = 0, size = 50;

@@ -516,7 +518,7 @@ static void fill_line_ends(struct diff_filespec *spec, long *lines,
 	unsigned long *ends = NULL;
 	char *data = NULL;
 
-	if (diff_populate_filespec(spec, 0))
+	if (diff_populate_filespec(repo, spec, 0))
 		die("Cannot read blob %s", oid_to_hex(&spec->oid));
 
 	ALLOC_ARRAY(ends, size);

@@ -555,7 +557,8 @@ static const char *nth_line(void *data, long line)
 }
 
 static struct line_log_data *
-parse_lines(struct commit *commit, const char *prefix, struct string_list *args)
+parse_lines(struct repository *repo, struct commit *commit,
+	    const char *prefix, struct string_list *args)
 {
 	long lines = 0;
 	unsigned long *ends = NULL;

@@ -583,7 +586,7 @@ parse_lines(struct commit *commit, const char *prefix, struct string_list *args)
 
 		spec = alloc_filespec(full_name);
 		fill_blob_sha1(commit, spec);
-		fill_line_ends(spec, &lines, &ends);
+		fill_line_ends(repo, spec, &lines, &ends);
 		cb_data.spec = spec;
 		cb_data.lines = lines;
 		cb_data.line_ends = ends;

@@ -739,7 +742,7 @@ void line_log_init(struct rev_info *rev, const char *prefix, struct string_list
 	struct line_log_data *range;
 
 	commit = check_single_commit(rev);
-	range = parse_lines(commit, prefix, args);
+	range = parse_lines(rev->diffopt.repo, commit, prefix, args);
 	add_line_range(rev, commit, range);
 
 	if (!rev->diffopt.detect_rename) {

@@ -891,8 +894,8 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
 		return;
 
 	if (pair->one->oid_valid)
-		fill_line_ends(pair->one, &p_lines, &p_ends);
-	fill_line_ends(pair->two, &t_lines, &t_ends);
+		fill_line_ends(rev->diffopt.repo, pair->one, &p_lines, &p_ends);
+	fill_line_ends(rev->diffopt.repo, pair->two, &t_lines, &t_ends);
 
 	fprintf(opt->file, "%s%sdiff --git a/%s b/%s%s\n", prefix, c_meta, pair->one->path, pair->two->path, c_reset);
 	fprintf(opt->file, "%s%s--- %s%s%s\n", prefix, c_meta,

@@ -1008,12 +1011,12 @@ static int process_diff_filepair(struct rev_info *rev,
 		return 0;
 
 	assert(pair->two->oid_valid);
-	diff_populate_filespec(pair->two, 0);
+	diff_populate_filespec(rev->diffopt.repo, pair->two, 0);
 	file_target.ptr = pair->two->data;
 	file_target.size = pair->two->size;
 
 	if (pair->one->oid_valid) {
-		diff_populate_filespec(pair->one, 0);
+		diff_populate_filespec(rev->diffopt.repo, pair->one, 0);
 		file_parent.ptr = pair->one->data;
 		file_parent.size = pair->one->size;
 	} else {

index 7b1354d759..86134e56a6 100644
@@ -2122,7 +2122,7 @@ int unmerged_index(const struct index_state *istate)
 	return 0;
 }
 
-int index_has_changes(const struct index_state *istate,
+int index_has_changes(struct index_state *istate,
 		      struct tree *tree,
 		      struct strbuf *sb)
 {

index 601f801158..0667ffde84 100644
@@ -904,9 +904,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
 		OPT_END()
 	};
 
-	init_grep_defaults();
+	init_grep_defaults(the_repository);
 	git_config(grep_cmd_config, NULL);
-	grep_init(&opt, prefix);
+	grep_init(&opt, the_repository, prefix);
 
 	/*
 	 * If there is no -- then the paths must exist in the working

index f32a07f6a9..b62082472c 100644
@@ -115,7 +115,7 @@ static int log_line_range_callback(const struct option *option, const char *arg,
 
 static void init_log_defaults(void)
 {
-	init_grep_defaults();
+	init_grep_defaults(the_repository);
 	init_diff_ui_defaults();
 
 	decoration_style = auto_decoration_style();

index e146ff20bb..51c8beda43 100644
@@ -42,7 +42,7 @@ static void color_set(char *dst, const char *color_bytes)
  * We could let the compiler do this, but without C99 initializers
  * the code gets unwieldy and unreadable, so...
  */
-void init_grep_defaults(void)
+void init_grep_defaults(struct repository *repo)
 {
 	struct grep_opt *opt = &grep_defaults;
 	static int run_once;

@@ -52,6 +52,7 @@ void init_grep_defaults(void)
 	run_once++;
 
 	memset(opt, 0, sizeof(*opt));
+	opt->repo = repo;
 	opt->relative = 1;
 	opt->pathname = 1;
 	opt->max_depth = -1;

@@ -149,12 +150,13 @@ int grep_config(const char *var, const char *value, void *cb)
  * default values from the template we read the configuration
  * information in an earlier call to git_config(grep_config).
  */
-void grep_init(struct grep_opt *opt, const char *prefix)
+void grep_init(struct grep_opt *opt, struct repository *repo, const char *prefix)
 {
 	struct grep_opt *def = &grep_defaults;
 	int i;
 
 	memset(opt, 0, sizeof(*opt));
+	opt->repo = repo;
 	opt->prefix = prefix;
 	opt->prefix_length = (prefix && *prefix) ? strlen(prefix) : 0;
 	opt->pattern_tail = &opt->pattern_list;

@@ -1708,7 +1710,8 @@ static int look_ahead(struct grep_opt *opt,
 	return 0;
 }
 
-static int fill_textconv_grep(struct userdiff_driver *driver,
+static int fill_textconv_grep(struct repository *repo,
+			      struct userdiff_driver *driver,
 			      struct grep_source *gs)
 {
 	struct diff_filespec *df;

@@ -1741,7 +1744,7 @@ static int fill_textconv_grep(struct userdiff_driver *driver,
 	 * structure.
 	 */
 	grep_read_lock();
-	size = fill_textconv(the_repository, driver, df, &buf);
+	size = fill_textconv(repo, driver, df, &buf);
 	grep_read_unlock();
 	free_filespec(df);
 

@@ -1837,7 +1840,7 @@ static int grep_source_1(struct grep_opt *opt, struct grep_source *gs, int colle
 
 	try_lookahead = should_lookahead(opt);
 
-	if (fill_textconv_grep(textconv, gs) < 0)
+	if (fill_textconv_grep(opt->repo, textconv, gs) < 0)
 		return 0;
 
 	bol = gs->buf;

index 0ba62a11c5..3651183971 100644
@@ -36,6 +36,8 @@ typedef int pcre2_jit_stack;
 #include "thread-utils.h"
 #include "userdiff.h"
 
+struct repository;
+
 enum grep_pat_token {
 	GREP_PATTERN,
 	GREP_PATTERN_HEAD,

@@ -136,6 +138,7 @@ struct grep_opt {
 	struct grep_pat *header_list;
 	struct grep_pat **header_tail;
 	struct grep_expr *pattern_expression;
+	struct repository *repo;
 	const char *prefix;
 	int prefix_length;
 	regex_t regexp;

@@ -183,9 +186,9 @@ struct grep_opt {
 	void *output_priv;
 };
 
-extern void init_grep_defaults(void);
+extern void init_grep_defaults(struct repository *);
 extern int grep_config(const char *var, const char *value, void *);
-extern void grep_init(struct grep_opt *, const char *prefix);
+extern void grep_init(struct grep_opt *, struct repository *repo, const char *prefix);
 void grep_commit_pattern_type(enum grep_pattern_type, struct grep_opt *opt);
 
 extern void append_grep_pat(struct grep_opt *opt, const char *pat, size_t patlen, const char *origin, int no, enum grep_pat_token t);

index de4dce600d..3457064ff3 100644
@@ -1464,8 +1464,8 @@ void init_revisions(struct rev_info *revs, const char *prefix)
 	revs->commit_format = CMIT_FMT_DEFAULT;
 	revs->expand_tabs_in_log_default = 8;
 
-	init_grep_defaults();
-	grep_init(&revs->grep_filter, prefix);
+	init_grep_defaults(the_repository);
+	grep_init(&revs->grep_filter, the_repository, prefix);
 	revs->grep_filter.status_only = 1;
 
 	diff_setup(&revs->diffopt);

index 366d8d85e7..90a32938ad 100644
@@ -543,8 +543,9 @@ static int fill_blob_sha1_and_mode(struct repository *repo,
  * We have an origin -- check if the same path exists in the
  * parent and return an origin structure to represent it.
  */
-static struct blame_origin *find_origin(struct commit *parent,
-				  struct blame_origin *origin)
+static struct blame_origin *find_origin(struct repository *repo,
+					struct commit *parent,
+					struct blame_origin *origin)
 {
 	struct blame_origin *porigin;
 	struct diff_options diff_opts;

@@ -564,7 +565,7 @@ static struct blame_origin *find_origin(struct commit *parent,
 	 * and origin first.  Most of the time they are the
 	 * same and diff-tree is fairly efficient about this.
 	 */
-	diff_setup(&diff_opts);
+	diff_setup(&diff_opts, repo);
 	diff_opts.flags.recursive = 1;
 	diff_opts.detect_rename = 0;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;

@@ -631,14 +632,15 @@ static struct blame_origin *find_origin(struct commit *parent,
  * We have an origin -- find the path that corresponds to it in its
  * parent and return an origin structure to represent it.
  */
-static struct blame_origin *find_rename(struct commit *parent,
-				  struct blame_origin *origin)
+static struct blame_origin *find_rename(struct repository *repo,
+					struct commit *parent,
+					struct blame_origin *origin)
 {
 	struct blame_origin *porigin = NULL;
 	struct diff_options diff_opts;
 	int i;
 
-	diff_setup(&diff_opts);
+	diff_setup(&diff_opts, repo);
 	diff_opts.flags.recursive = 1;
 	diff_opts.detect_rename = DIFF_DETECT_RENAME;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;

@@ -1262,7 +1264,7 @@ static void find_copy_in_parent(struct blame_scoreboard *sb,
 	if (!unblamed)
 		return; /* nothing remains for this target */
 
-	diff_setup(&diff_opts);
+	diff_setup(&diff_opts, sb->repo);
 	diff_opts.flags.recursive = 1;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
 

@@ -1444,7 +1446,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
 	 * common cases, then we look for renames in the second pass.
 	 */
 	for (pass = 0; pass < 2 - sb->no_whole_file_rename; pass++) {
-		struct blame_origin *(*find)(struct commit *, struct blame_origin *);
+		struct blame_origin *(*find)(struct repository *, struct commit *, struct blame_origin *);
 		find = pass ? find_rename : find_origin;
 
 		for (i = 0, sg = first_scapegoat(revs, commit, sb->reverse);

@@ -1457,7 +1459,7 @@ static void pass_blame(struct blame_scoreboard *sb, struct blame_origin *origin,
 				continue;
 			if (parse_commit(p))
 				continue;
-			porigin = find(p, origin);
+			porigin = find(sb->repo, p, origin);
 			if (!porigin)
 				continue;
 			if (!oidcmp(&porigin->blob_oid, &origin->blob_oid)) {

index 361a3c3ed3..ab89b06d18 100644
@@ -339,7 +339,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
 	}
 	if (no_index)
 		/* If this is a no-index diff, just run it and exit there. */
-		diff_no_index(&rev, argc, argv);
+		diff_no_index(the_repository, &rev, argc, argv);
 
 	/* Otherwise, we are doing the usual "git" diff */
 	rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;

index b62082472c..33084102e0 100644
@@ -1361,7 +1361,7 @@ static void prepare_bases(struct base_tree_info *bases,
 		return;
 
 	init_commit_base(&commit_base);
-	diff_setup(&diffopt);
+	diff_setup(&diffopt, the_repository);
 	diffopt.flags.recursive = 1;
 	diff_setup_done(&diffopt);
 

index 8f4a5065c2..0a37d5ef2c 100644
@@ -452,7 +452,7 @@ static void finish(struct commit *head_commit,
 	}
 	if (new_head && show_diffstat) {
 		struct diff_options opts;
-		diff_setup(&opts);
+		diff_setup(&opts, the_repository);
 		opts.stat_width = -1; /* use full terminal width */
 		opts.stat_graph_width = -1; /* respect statGraphWidth config */
 		opts.output_format |=

index f52d45d9d6..ec1bbef15d 100644
@@ -34,7 +34,7 @@ int cmd_range_diff(int argc, const char **argv, const char *prefix)
 
 	git_config(git_diff_ui_config, NULL);
 
-	diff_setup(&diffopt);
+	diff_setup(&diffopt, the_repository);
 	diffopt.output_format = DIFF_FORMAT_PATCH;
 	diffopt.flags.suppress_diff_headers = 1;
 	diffopt.output_prefix = output_prefix_cb;

index 0ed5f0f496..eff23f71ae 100644
@@ -233,7 +233,8 @@ static void fixup_paths(const char **path, struct strbuf *replacement)
 	}
 }
 
-void diff_no_index(struct rev_info *revs,
+void diff_no_index(struct repository *repo,
+		   struct rev_info *revs,
 		   int argc, const char **argv)
 {
 	int i;

@@ -241,7 +242,11 @@ void diff_no_index(struct rev_info *revs,
 	struct strbuf replacement = STRBUF_INIT;
 	const char *prefix = revs->prefix;
 
-	diff_setup(&revs->diffopt);
+	/*
+	 * FIXME: --no-index should not look at index and we should be
+	 * able to pass NULL repo. Maybe later.
+	 */
+	diff_setup(&revs->diffopt, repo);
 	for (i = 1; i < argc - 2; ) {
 		int j;
 		if (!strcmp(argv[i], "--no-index"))

index c6ff993c56..a702ed98bb 100644
@@ -4390,12 +4390,12 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
 	builtin_checkdiff(name, other, attr_path, p->one, p->two, o);
 }
 
-void diff_setup(struct diff_options *options)
+void diff_setup(struct diff_options *options, struct repository *repo)
 {
 	memcpy(options, &default_diff_options, sizeof(*options));
 
 	options->file = stdout;
-	options->repo->index = &the_index;
+	options->repo = repo;
 
 	options->abbrev = DEFAULT_ABBREV;
 	options->line_termination = '\n';

index 07ba13ec4c..1d364c3867 100644
@@ -336,7 +336,7 @@ int git_diff_basic_config(const char *var, const char *value, void *cb);
 int git_diff_heuristic_config(const char *var, const char *value, void *cb);
 void init_diff_ui_defaults(void);
 int git_diff_ui_config(const char *var, const char *value, void *cb);
-void diff_setup(struct diff_options *);
+void diff_setup(struct diff_options *, struct repository *);
 int diff_opt_parse(struct diff_options *, const char **, int, const char *);
 void diff_setup_done(struct diff_options *);
 int git_config_rename(const char *var, const char *value);

@@ -426,7 +426,7 @@ int diff_flush_patch_id(struct diff_options *, struct object_id *, int);
 
 int diff_result_code(struct diff_options *, int);
 
-void diff_no_index(struct rev_info *, int, const char **);
+void diff_no_index(struct repository *, struct rev_info *, int, const char **);
 
 int index_differs_from(const char *def, const struct diff_flags *flags,
 		       int ita_invisible_in_index);

index dcdc93019c..6d10ce897c 100644
@@ -1812,7 +1812,7 @@ static struct diff_queue_struct *get_diffpairs(struct merge_options *o,
 	struct diff_queue_struct *ret;
 	struct diff_options opts;
 
-	diff_setup(&opts);
+	diff_setup(&opts, the_repository);
 	opts.flags.recursive = 1;
 	opts.flags.rename_empty = 0;
 	opts.detect_rename = merge_detect_rename(o);

index 76ab19e702..804a631bff 100644
@@ -126,7 +126,7 @@ static struct notes_merge_pair *diff_tree_remote(struct notes_merge_options *o,
 	trace_printf("\tdiff_tree_remote(base = %.7s, remote = %.7s)\n",
 	       oid_to_hex(base), oid_to_hex(remote));
 
-	diff_setup(&opt);
+	diff_setup(&opt, the_repository);
 	opt.flags.recursive = 1;
 	opt.output_format = DIFF_FORMAT_NO_OUTPUT;
 	diff_setup_done(&opt);

@@ -189,7 +189,7 @@ static void diff_tree_local(struct notes_merge_options *o,
 	trace_printf("\tdiff_tree_local(len = %i, base = %.7s, local = %.7s)\n",
 	       len, oid_to_hex(base), oid_to_hex(local));
 
-	diff_setup(&opt);
+	diff_setup(&opt, the_repository);
 	opt.flags.recursive = 1;
 	opt.output_format = DIFF_FORMAT_NO_OUTPUT;
 	diff_setup_done(&opt);

index 8f7c25d5db..9084604c77 100644
@@ -59,7 +59,7 @@ static int patch_id_cmp(const void *cmpfn_data,
 int init_patch_ids(struct patch_ids *ids)
 {
 	memset(ids, 0, sizeof(*ids));
-	diff_setup(&ids->diffopts);
+	diff_setup(&ids->diffopts, the_repository);
 	ids->diffopts.detect_rename = 0;
 	ids->diffopts.flags.recursive = 1;
 	diff_setup_done(&ids->diffopts);

index 86134e56a6..8e92b1e21f 100644
@@ -2137,7 +2137,7 @@ int index_has_changes(struct index_state *istate,
 	if (tree || !get_oid_tree("HEAD", &cmp)) {
 		struct diff_options opt;
 
-		diff_setup(&opt);
+		diff_setup(&opt, the_repository);
 		opt.flags.exit_with_status = 1;
 		if (!sb)
 			opt.flags.quick = 1;

index 3457064ff3..bfcb0f2a00 100644
@@ -1468,7 +1468,7 @@ void init_revisions(struct rev_info *revs, const char *prefix)
 	grep_init(&revs->grep_filter, the_repository, prefix);
 	revs->grep_filter.status_only = 1;
 
-	diff_setup(&revs->diffopt);
+	diff_setup(&revs->diffopt, the_repository);
 	if (prefix && !revs->diffopt.prefix) {
 		revs->diffopt.prefix = prefix;
 		revs->diffopt.prefix_length = strlen(prefix);

index fe2e466ac1..d29127b029 100644
@@ -607,7 +607,7 @@ static void try_to_follow_renames(const struct object_id *old_oid,
 	choice = q->queue[0];
 	q->nr = 0;
 
-	diff_setup(&diff_opts);
+	diff_setup(&diff_opts, the_repository);
 	diff_opts.flags.recursive = 1;
 	diff_opts.flags.find_copies_harder = 1;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;

index 8e92b1e21f..b9df81e94e 100644
@@ -823,7 +823,7 @@ struct cache_entry *make_cache_entry(struct index_state *istate,
 	ce->ce_namelen = len;
 	ce->ce_mode = create_ce_mode(mode);
 
-	ret = refresh_cache_entry(&the_index, ce, refresh_options);
+	ret = refresh_cache_entry(istate, ce, refresh_options);
 	if (ret != ce)
 		discard_cache_entry(ce);
 	return ret;

@@ -1493,7 +1493,7 @@ int refresh_index(struct index_state *istate, unsigned int flags,
 		if (ignore_submodules && S_ISGITLINK(ce->ce_mode))
 			continue;
 
-		if (pathspec && !ce_path_match(&the_index, ce, pathspec, seen))
+		if (pathspec && !ce_path_match(istate, ce, pathspec, seen))
 			filtered = 1;
 
 		if (ce_stage(ce)) {

index f8023bae1e..f32941fdab 100644
@@ -76,7 +76,7 @@ static void *result(struct merge_list *entry, unsigned long *size)
 	their = NULL;
 	if (entry)
 		their = entry->blob;
-	return merge_blobs(path, base, our, their, size);
+	return merge_blobs(&the_index, path, base, our, their, size);
 }
 
 static void *origin(struct merge_list *entry, unsigned long *size)

index 668fb2e05d..ee0a0e90c9 100644
@@ -29,7 +29,12 @@ static void free_mmfile(mmfile_t *f)
 	free(f->ptr);
 }
 
-static void *three_way_filemerge(const char *path, mmfile_t *base, mmfile_t *our, mmfile_t *their, unsigned long *size)
+static void *three_way_filemerge(struct index_state *istate,
+				 const char *path,
+				 mmfile_t *base,
+				 mmfile_t *our,
+				 mmfile_t *their,
+				 unsigned long *size)
 {
 	int merge_status;
 	mmbuffer_t res;

@@ -42,7 +47,7 @@ static void *three_way_filemerge(const char *path, mmfile_t *base, mmfile_t *our
 	 */
 	merge_status = ll_merge(&res, path, base, NULL,
 				our, ".our", their, ".their",
-				&the_index, NULL);
+				istate, NULL);
 	if (merge_status < 0)
 		return NULL;
 

@@ -50,7 +55,9 @@ static void *three_way_filemerge(const char *path, mmfile_t *base, mmfile_t *our
 	return res.ptr;
 }
 
-void *merge_blobs(const char *path, struct blob *base, struct blob *our, struct blob *their, unsigned long *size)
+void *merge_blobs(struct index_state *istate, const char *path,
+		  struct blob *base, struct blob *our,
+		  struct blob *their, unsigned long *size)
 {
 	void *res = NULL;
 	mmfile_t f1, f2, common;

@@ -83,7 +90,7 @@ void *merge_blobs(const char *path, struct blob *base, struct blob *our, struct
 		common.ptr = xstrdup("");
 		common.size = 0;
 	}
-	res = three_way_filemerge(path, &common, &f1, &f2, size);
+	res = three_way_filemerge(istate, path, &common, &f1, &f2, size);
 	free_mmfile(&common);
 out_free_f2_f1:
 	free_mmfile(&f2);

index 62b569e472..cc31038b80 100644
@@ -1,8 +1,11 @@
 #ifndef MERGE_BLOBS_H
 #define MERGE_BLOBS_H
 
-#include "blob.h"
+struct blob;
+struct index_state;
 
-extern void *merge_blobs(const char *, struct blob *, struct blob *, struct blob *, unsigned long *);
+extern void *merge_blobs(struct index_state *, const char *,
+			 struct blob *, struct blob *,
+			 struct blob *, unsigned long *);
 
 #endif /* MERGE_BLOBS_H */

index e485fbc6bc..ea111ab13f 100644
@@ -3467,7 +3467,8 @@ static int load_preimage(struct apply_state *state,
 	return 0;
 }
 
-static int three_way_merge(struct image *image,
+static int three_way_merge(struct apply_state *state,
+			   struct image *image,
 			   char *path,
 			   const struct object_id *base,
 			   const struct object_id *ours,

@@ -3483,7 +3484,9 @@ static int three_way_merge(struct image *image,
 	status = ll_merge(&result, path,
 			  &base_file, "base",
 			  &our_file, "ours",
-			  &their_file, "theirs", NULL);
+			  &their_file, "theirs",
+			  state->repo->index,
+			  NULL);
 	free(base_file.ptr);
 	free(our_file.ptr);
 	free(their_file.ptr);

@@ -3595,7 +3598,7 @@ static int try_threeway(struct apply_state *state,
 	clear_image(&tmp_image);
 
 	/* in-core three-way merge between post and our using pre as base */
-	status = three_way_merge(image, patch->new_name,
+	status = three_way_merge(state, image, patch->new_name,
 				 &pre_oid, &our_oid, &post_oid);
 	if (status < 0) {
 		if (state->apply_verbosity > verbosity_silent)

index 29ef50013d..cd9be50161 100644
@@ -208,7 +208,8 @@ static int checkout_merged(int pos, const struct checkout *state)
 	 * merge.renormalize set, too
 	 */
 	status = ll_merge(&result_buf, path, &ancestor, "base",
-			  &ours, "ours", &theirs, "theirs", NULL);
+			  &ours, "ours", &theirs, "theirs",
+			  state->istate, NULL);
 	free(ancestor.ptr);
 	free(ours.ptr);
 	free(theirs.ptr);

index a702ed98bb..81582679e0 100644
@@ -3637,7 +3637,7 @@ static void builtin_checkdiff(const char *name_a, const char *name_b,
 	data.lineno = 0;
 	data.o = o;
 	data.ws_rule = whitespace_rule(attr_path);
-	data.conflict_marker_size = ll_merge_marker_size(attr_path);
+	data.conflict_marker_size = ll_merge_marker_size(o->repo->index, attr_path);
 
 	if (fill_mmfile(o->repo, &mf1, one) < 0 ||
 	    fill_mmfile(o->repo, &mf2, two) < 0)

index 0e2800f7bb..c339ef8ae8 100644
@@ -336,10 +336,10 @@ static const struct ll_merge_driver *find_ll_merge_driver(const char *merge_attr
 	return &ll_merge_drv[LL_TEXT_MERGE];
 }
 
-static void normalize_file(mmfile_t *mm, const char *path)
+static void normalize_file(mmfile_t *mm, const char *path, struct index_state *istate)
 {
 	struct strbuf strbuf = STRBUF_INIT;
-	if (renormalize_buffer(&the_index, path, mm->ptr, mm->size, &strbuf)) {
+	if (renormalize_buffer(istate, path, mm->ptr, mm->size, &strbuf)) {
 		free(mm->ptr);
 		mm->size = strbuf.len;
 		mm->ptr = strbuf_detach(&strbuf, NULL);

@@ -351,6 +351,7 @@ int ll_merge(mmbuffer_t *result_buf,
 	     mmfile_t *ancestor, const char *ancestor_label,
 	     mmfile_t *ours, const char *our_label,
 	     mmfile_t *theirs, const char *their_label,
+	     struct index_state *istate,
 	     const struct ll_merge_options *opts)
 {
 	static struct attr_check *check;

@@ -363,15 +364,15 @@ int ll_merge(mmbuffer_t *result_buf,
 		opts = &default_opts;
 
 	if (opts->renormalize) {
-		normalize_file(ancestor, path);
-		normalize_file(ours, path);
-		normalize_file(theirs, path);
+		normalize_file(ancestor, path, istate);
+		normalize_file(ours, path, istate);
+		normalize_file(theirs, path, istate);
 	}
 
 	if (!check)
 		check = attr_check_initl("merge", "conflict-marker-size", NULL);
 
-	if (!git_check_attr(&the_index, path, check)) {
+	if (!git_check_attr(istate, path, check)) {
 		ll_driver_name = check->items[0].value;
 		if (check->items[1].value) {
 			marker_size = atoi(check->items[1].value);

@@ -391,14 +392,14 @@ int ll_merge(mmbuffer_t *result_buf,
 			  opts, marker_size);
 }
 
-int ll_merge_marker_size(const char *path)
+int ll_merge_marker_size(struct index_state *istate, const char *path)
 {
 	static struct attr_check *check;
 	int marker_size = DEFAULT_CONFLICT_MARKER_SIZE;
 
 	if (!check)
 		check = attr_check_initl("conflict-marker-size", NULL);
-	if (!git_check_attr(&the_index, path, check) && check->items[0].value) {
+	if (!git_check_attr(istate, path, check) && check->items[0].value) {
 		marker_size = atoi(check->items[0].value);
 		if (marker_size <= 0)
 			marker_size = DEFAULT_CONFLICT_MARKER_SIZE;

index b72b19921e..6c6e22e40d 100644
@@ -7,6 +7,8 @@
 
 #include "xdiff/xdiff.h"
 
+struct index_state;
+
 struct ll_merge_options {
 	unsigned virtual_ancestor : 1;
 	unsigned variant : 2;	/* favor ours, favor theirs, or union merge */

@@ -19,8 +21,9 @@ int ll_merge(mmbuffer_t *result_buf,
 	     mmfile_t *ancestor, const char *ancestor_label,
 	     mmfile_t *ours, const char *our_label,
 	     mmfile_t *theirs, const char *their_label,
+	     struct index_state *istate,
 	     const struct ll_merge_options *opts);
 
-int ll_merge_marker_size(const char *path);
+int ll_merge_marker_size(struct index_state *istate, const char *path);
 
 #endif

index fabb8c19ce..668fb2e05d 100644
@@ -41,7 +41,8 @@ static void *three_way_filemerge(const char *path, mmfile_t *base, mmfile_t *our
 	 * common ancestor.
 	 */
 	merge_status = ll_merge(&res, path, base, NULL,
-				our, ".our", their, ".their", NULL);
+				our, ".our", their, ".their",
+				&the_index, NULL);
 	if (merge_status < 0)
 		return NULL;
 

index 6d10ce897c..9e6c7eedc1 100644
@@ -1083,7 +1083,8 @@ static int merge_3way(struct merge_options *o,
 	read_mmblob(&src2, &b->oid);
 
 	merge_status = ll_merge(result_buf, a->path, &orig, base_name,
-				&src1, name1, &src2, name2, &ll_opts);
+				&src1, name1, &src2, name2,
+				&the_index, &ll_opts);
 
 	free(base_name);
 	free(name1);

index 804a631bff..ed5b7178f0 100644
@@ -348,7 +348,8 @@ static int ll_merge_in_worktree(struct notes_merge_options *o,
 	read_mmblob(&remote, &p->remote);
 
 	status = ll_merge(&result_buf, oid_to_hex(&p->obj), &base, NULL,
-			  &local, o->local_ref, &remote, o->remote_ref, NULL);
+			  &local, o->local_ref, &remote, o->remote_ref,
+			  &the_index, NULL);
 
 	free(base.ptr);
 	free(local.ptr);

index c7787aa07f..e65d8fc06f 100644
@@ -478,7 +478,7 @@ static int handle_file(const char *path, unsigned char *sha1, const char *output
 {
 	int hunk_no = 0;
 	struct rerere_io_file io;
-	int marker_size = ll_merge_marker_size(path);
+	int marker_size = ll_merge_marker_size(&the_index, path);
 
 	memset(&io, 0, sizeof(io));
 	io.io.getline = rerere_file_getline;

@@ -641,7 +641,8 @@ static int try_merge(const struct rerere_id *id, const char *path,
 		 * A three-way merge. Note that this honors user-customizable
 		 * low-level merge driver settings.
 		 */
-		ret = ll_merge(result, path, &base, NULL, cur, "", &other, "", NULL);
+		ret = ll_merge(result, path, &base, NULL, cur, "", &other, "",
+			       &the_index, NULL);
 
 	free(base.ptr);
 	free(other.ptr);

@@ -960,7 +961,7 @@ static int handle_cache(const char *path, unsigned char *sha1, const char *outpu
 	const struct cache_entry *ce;
 	int pos, len, i, hunk_no;
 	struct rerere_io_mem io;
-	int marker_size = ll_merge_marker_size(path);
+	int marker_size = ll_merge_marker_size(&the_index, path);
 
 	/*
 	 * Reproduce the conflicted merge in-core

@@ -995,7 +996,8 @@ static int handle_cache(const char *path, unsigned char *sha1, const char *outpu
 	 */
 	ll_merge(&result, path, &mmfile[0], NULL,
 		 &mmfile[1], "ours",
-		 &mmfile[2], "theirs", NULL);
+		 &mmfile[2], "theirs",
+		 &the_index, NULL);
 	for (i = 0; i < 3; i++)
 		free(mmfile[i].ptr);
 

index 33084102e0..2910122d90 100644
@@ -914,7 +914,7 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
 	if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING))
 		die(_("Not a range."));
 
-	init_patch_ids(ids);
+	init_patch_ids(ids, the_repository);
 
 	/* given a range a..b get all patch ids for b..a */
 	init_revisions(&check_rev, rev->prefix);

index 9084604c77..72ef9e4e8a 100644
@@ -56,10 +56,10 @@ static int patch_id_cmp(const void *cmpfn_data,
 	return oidcmp(&a->patch_id, &b->patch_id);
 }
 
-int init_patch_ids(struct patch_ids *ids)
+int init_patch_ids(struct patch_ids *ids, struct repository *repo)
 {
 	memset(ids, 0, sizeof(*ids));
-	diff_setup(&ids->diffopts, the_repository);
+	diff_setup(&ids->diffopts, repo);
 	ids->diffopts.detect_rename = 0;
 	ids->diffopts.flags.recursive = 1;
 	diff_setup_done(&ids->diffopts);

index 79ac9a8498..1d4cf618f9 100644
@@ -6,6 +6,7 @@
 
 struct commit;
 struct object_id;
+struct repository;
 
 struct patch_id {
 	struct hashmap_entry ent;

@@ -20,7 +21,7 @@ struct patch_ids {
 
 int commit_patch_id(struct commit *commit, struct diff_options *options,
 		    struct object_id *oid, int);
-int init_patch_ids(struct patch_ids *);
+int init_patch_ids(struct patch_ids *, struct repository *);
 int free_patch_ids(struct patch_ids *);
 struct patch_id *add_commit_patch_id(struct commit *, struct patch_ids *);
 struct patch_id *has_commit_patch_id(struct commit *, struct patch_ids *);

index bfcb0f2a00..d4a539dc69 100644
@@ -877,7 +877,7 @@ static void cherry_pick_list(struct commit_list *list, struct rev_info *revs)
 		return;
 
 	left_first = left_count < right_count;
-	init_patch_ids(&ids);
+	init_patch_ids(&ids, the_repository);
 	ids.diffopts.pathspec = revs->diffopt.pathspec;
 
 	/* Compute patch-ids for one side */

index 88a98b1c06..c54773fe12 100644
@@ -70,7 +70,7 @@ static int match_stat_with_submodule(struct diff_options *diffopt,
 				     struct stat *st, unsigned ce_option,
 				     unsigned *dirty_submodule)
 {
-	int changed = ce_match_stat(ce, st, ce_option);
+	int changed = ie_match_stat(diffopt->repo->index, ce, st, ce_option);
 	if (S_ISGITLINK(ce->ce_mode)) {
 		struct diff_flags orig_flags = diffopt->flags;
 		if (!diffopt->flags.override_submodule_config)

@@ -93,15 +93,16 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
 	unsigned ce_option = ((option & DIFF_RACY_IS_MODIFIED)
 			      ? CE_MATCH_RACY_IS_DIRTY : 0);
 	uint64_t start = getnanotime();
+	struct index_state *istate = revs->diffopt.repo->index;
 
 	diff_set_mnemonic_prefix(&revs->diffopt, "i/", "w/");
 
 	if (diff_unmerged_stage < 0)
 		diff_unmerged_stage = 2;
-	entries = active_nr;
+	entries = istate->cache_nr;
 	for (i = 0; i < entries; i++) {
 		unsigned int oldmode, newmode;
-		struct cache_entry *ce = active_cache[i];
+		struct cache_entry *ce = istate->cache[i];
 		int changed;
 		unsigned dirty_submodule = 0;
 		const struct object_id *old_oid, *new_oid;

@@ -109,7 +110,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
 		if (diff_can_quit_early(&revs->diffopt))
 			break;
 
-		if (!ce_path_match(&the_index, ce, &revs->prune_data, NULL))
+		if (!ce_path_match(istate, ce, &revs->prune_data, NULL))
 			continue;
 
 		if (ce_stage(ce)) {

@@ -145,7 +146,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
 			dpath->mode = wt_mode;
 
 			while (i < entries) {
-				struct cache_entry *nce = active_cache[i];
+				struct cache_entry *nce = istate->cache[i];
 				int stage;
 
 				if (strcmp(ce->name, nce->name))

@@ -474,7 +475,9 @@ static int oneway_diff(const struct cache_entry * const *src,
 	if (tree == o->df_conflict_entry)
 		tree = NULL;
 
-	if (ce_path_match(&the_index, idx ? idx : tree, &revs->prune_data, NULL)) {
+	if (ce_path_match(revs->diffopt.repo->index,
+			  idx ? idx : tree,
+			  &revs->prune_data, NULL)) {
 		do_oneway_diff(o, idx, tree);
 		if (diff_can_quit_early(&revs->diffopt)) {
 			o->exiting_early = 1;

@@ -506,7 +509,7 @@ static int diff_cache(struct rev_info *revs,
 	opts.merge = 1;
 	opts.fn = oneway_diff;
 	opts.unpack_data = revs;
-	opts.src_index = &the_index;
+	opts.src_index = revs->diffopt.repo->index;
 	opts.dst_index = NULL;
 	opts.pathspec = &revs->diffopt.pathspec;
 	opts.pathspec->recursive = 1;

index ea111ab13f..d80b3547c2 100644
@@ -4630,7 +4630,7 @@ static int write_out_results(struct apply_state *state, struct patch *list)
 		}
 		string_list_clear(&cpath, 0);
 
-		rerere(0);
+		rerere(state->repo, 0);
 	}
 
 	return errs;

index 9f7ecf6ecb..9b2a2dd0ea 100644
@@ -1603,7 +1603,7 @@ static int fall_back_threeway(const struct am_state *state, const char *index_pa
 		o.verbosity = 0;
 
 	if (merge_recursive_generic(&o, &our_tree, &their_tree, 1, bases, &result)) {
-		rerere(state->allow_rerere_autoupdate);
+		rerere(the_repository, state->allow_rerere_autoupdate);
 		free(their_tree_name);
 		return error(_("Failed to merge in the changes."));
 	}

@@ -1898,7 +1898,7 @@ static void am_resolve(struct am_state *state)
 			goto next;
 	}
 
-	rerere(0);
+	rerere(the_repository, 0);
 
 	do_commit(state);
 

index 0d9828e29e..731e98fd63 100644
@@ -1651,7 +1651,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 		      "new_index file. Check that disk is not full and quota is\n"
 		      "not exceeded, and then \"git reset HEAD\" to recover."));
 
-	rerere(0);
+	rerere(the_repository, 0);
 	run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
 	run_commit_hook(use_editor, get_index_file(), "post-commit", NULL);
 	if (amend && !no_post_rewrite) {

index a56754db5c..432dcbe4cd 100644
@@ -899,7 +899,7 @@ static int suggest_conflicts(void)
 	fputs(msgbuf.buf, fp);
 	strbuf_release(&msgbuf);
 	fclose(fp);
-	rerere(allow_rerere_auto);
+	rerere(the_repository, allow_rerere_auto);
 	printf(_("Automatic merge failed; "
 			"fix conflicts and then commit the result.\n"));
 	return 1;

index 0bc40298c2..d1fc472d13 100644
@@ -70,7 +70,7 @@ int cmd_rerere(int argc, const char **argv, const char *prefix)
 		flags = RERERE_NOAUTOUPDATE;
 
 	if (argc < 1)
-		return rerere(flags);
+		return rerere(the_repository, flags);
 
 	if (!strcmp(argv[0], "forget")) {
 		struct pathspec pathspec;

@@ -78,7 +78,7 @@ int cmd_rerere(int argc, const char **argv, const char *prefix)
 			warning("'git rerere forget' without paths is deprecated");
 		parse_pathspec(&pathspec, 0, PATHSPEC_PREFER_CWD,
 			       prefix, argv + 1);
-		return rerere_forget(&pathspec);
+		return rerere_forget(the_repository, &pathspec);
 	}
 
 	if (!strcmp(argv[0], "clear")) {

@@ -91,7 +91,7 @@ int cmd_rerere(int argc, const char **argv, const char *prefix)
 		for (i = 0; i < merge_rr.nr; i++)
 			printf("%s\n", merge_rr.items[i].string);
 	} else if (!strcmp(argv[0], "remaining")) {
-		rerere_remaining(&merge_rr);
+		rerere_remaining(the_repository, &merge_rr);
 		for (i = 0; i < merge_rr.nr; i++) {
 			if (merge_rr.items[i].util != RERERE_RESOLVED)
 				printf("%s\n", merge_rr.items[i].string);

361 lines not on this page · raw message

index cd948f28f4..44773435a0 100644
@@ -4,6 +4,7 @@
 #include "string-list.h"
 
 struct pathspec;
+struct repository;
 
 #define RERERE_AUTOUPDATE   01
 #define RERERE_NOAUTOUPDATE 02

@@ -22,8 +23,8 @@ struct rerere_id {
 	int variant;
 };
 
-int setup_rerere(struct string_list *, int);
-int rerere(int);
+extern int setup_rerere(struct string_list *, int);
+extern int rerere(struct repository *repo, int);
 /*
  * Given the conflict ID and the name of a "file" used for replaying
  * the recorded resolution (e.g. "preimage", "postimage"), return the

@@ -31,8 +32,8 @@ int rerere(int);
  * return the path to the directory that houses these files.
  */
 const char *rerere_path(const struct rerere_id *, const char *file);
-int rerere_forget(struct pathspec *);
-int rerere_remaining(struct string_list *);
+int rerere_forget(struct repository *, struct pathspec *);
+int rerere_remaining(struct repository *, struct string_list *);
 void rerere_clear(struct string_list *);
 void rerere_gc(struct string_list *);
 

index 83c1f0e42b..cb7fefde9c 100644
@@ -1827,7 +1827,7 @@ 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);
+		rerere(the_repository, opts->allow_rerere_auto);
 		goto leave;
 	}
 

@@ -3146,7 +3146,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
 
 	rollback_lock_file(&lock);
 	if (ret)
-		rerere(opts->allow_rerere_auto);
+		rerere(the_repository, opts->allow_rerere_auto);
 	else
 		/*
 		 * In case of problems, we now want to return a positive

index c2da673ac8..97632828db 100644
@@ -1001,7 +1001,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
 		long bottom, top;
 		if (parse_range_arg(range_list.items[range_i].string,
 				    nth_line_cb, &sb, lno, anchor,
-				    &bottom, &top, sb.path))
+				    &bottom, &top, sb.path, &the_index))
 			usage(blame_usage);
 		if ((!lno && (top || bottom)) || lno < bottom)
 			die(Q_("file %s has only %lu line",

index 7ee9e17d95..b1f3ca6735 100644
@@ -574,7 +574,7 @@ parse_lines(struct repository *repo, struct commit *commit,
 		long begin = 0, end = 0;
 		long anchor;
 
-		name_part = skip_range_arg(item->string);
+		name_part = skip_range_arg(item->string, repo->index);
 		if (!name_part || *name_part != ':' || !name_part[1])
 			die("-L argument not 'start,end:file' or ':funcname:file': %s",
 			    item->string);

@@ -599,7 +599,7 @@ parse_lines(struct repository *repo, struct commit *commit,
 
 		if (parse_range_arg(range_part, nth_line, &cb_data,
 				    lines, anchor, &begin, &end,
-				    full_name))
+				    full_name, repo->index))
 			die("malformed -L argument '%s'", range_part);
 		if ((!lines && (begin || end)) || lines < begin)
 			die("file %s has only %lu lines", name_part, lines);

index 7fa0d8bba5..9b50583dc0 100644
@@ -163,9 +163,10 @@ static const char *find_funcname_matching_regexp(xdemitconf_t *xecfg, const char
 	}
 }
 
-static const char *parse_range_funcname(const char *arg, nth_line_fn_t nth_line_cb,
-					void *cb_data, long lines, long anchor, long *begin, long *end,
-					const char *path)
+static const char *parse_range_funcname(
+	const char *arg, nth_line_fn_t nth_line_cb,
+	void *cb_data, long lines, long anchor, long *begin, long *end,
+	const char *path, struct index_state *istate)
 {
 	char *pattern;
 	const char *term;

@@ -198,7 +199,7 @@ static const char *parse_range_funcname(const char *arg, nth_line_fn_t nth_line_
 	anchor--; /* input is in human terms */
 	start = nth_line_cb(cb_data, anchor);
 
-	drv = userdiff_find_by_path(&the_index, path);
+	drv = userdiff_find_by_path(istate, path);
 	if (drv && drv->funcname.pattern) {
 		const struct userdiff_funcname *pe = &drv->funcname;
 		xecfg = xcalloc(1, sizeof(*xecfg));

@@ -244,7 +245,8 @@ static const char *parse_range_funcname(const char *arg, nth_line_fn_t nth_line_
 
 int parse_range_arg(const char *arg, nth_line_fn_t nth_line_cb,
 		    void *cb_data, long lines, long anchor,
-		    long *begin, long *end, const char *path)
+		    long *begin, long *end,
+		    const char *path, struct index_state *istate)
 {
 	*begin = *end = 0;
 

@@ -254,7 +256,9 @@ int parse_range_arg(const char *arg, nth_line_fn_t nth_line_cb,
 		anchor = lines + 1;
 
 	if (*arg == ':' || (*arg == '^' && *(arg + 1) == ':')) {
-		arg = parse_range_funcname(arg, nth_line_cb, cb_data, lines, anchor, begin, end, path);
+		arg = parse_range_funcname(arg, nth_line_cb, cb_data,
+					   lines, anchor, begin, end,
+					   path, istate);
 		if (!arg || *arg)
 			return -1;
 		return 0;

@@ -275,10 +279,12 @@ int parse_range_arg(const char *arg, nth_line_fn_t nth_line_cb,
 	return 0;
 }
 
-const char *skip_range_arg(const char *arg)
+const char *skip_range_arg(const char *arg, struct index_state *istate)
 {
 	if (*arg == ':' || (*arg == '^' && *(arg + 1) == ':'))
-		return parse_range_funcname(arg, NULL, NULL, 0, 0, NULL, NULL, NULL);
+		return parse_range_funcname(arg, NULL, NULL,
+					    0, 0, NULL, NULL,
+					    NULL, istate);
 
 	arg = parse_loc(arg, NULL, NULL, 0, -1, NULL);
 

index d3c54e45aa..e69bf7c017 100644
@@ -1,6 +1,8 @@
 #ifndef LINE_RANGE_H
 #define LINE_RANGE_H
 
+struct index_state;
+
 /*
  * Parse one item in an -L begin,end option w.r.t. the notional file
  * object 'cb_data' consisting of 'lines' lines.

@@ -23,7 +25,7 @@ int parse_range_arg(const char *arg,
 		    nth_line_fn_t nth_line_cb,
 		    void *cb_data, long lines, long anchor,
 		    long *begin, long *end,
-		    const char *path);
+		    const char *path, struct index_state *istate);
 
 /*
  * Scan past a range argument that could be parsed by

@@ -34,6 +36,6 @@ int parse_range_arg(const char *arg,
  * NULL in case the argument is obviously malformed.
  */
 
-const char *skip_range_arg(const char *arg);
+const char *skip_range_arg(const char *arg, struct index_state *istate);
 
 #endif /* LINE_RANGE_H */

index d29127b029..b5ff14711c 100644
@@ -607,7 +607,7 @@ static void try_to_follow_renames(const struct object_id *old_oid,
 	choice = q->queue[0];
 	q->nr = 0;
 
-	diff_setup(&diff_opts, the_repository);
+	diff_setup(&diff_opts, opt->repo);
 	diff_opts.flags.recursive = 1;
 	diff_opts.flags.find_copies_harder = 1;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;

index 5a62351ab1..155ee4a779 100644
@@ -264,9 +264,10 @@ static int has_only_ascii(const char *s)
 	}
 }
 
-static int entry_is_binary(const char *path, const void *buffer, size_t size)
+static int entry_is_binary(struct index_state *istate, const char *path,
+			   const void *buffer, size_t size)
 {
-	struct userdiff_driver *driver = userdiff_find_by_path(path);
+	struct userdiff_driver *driver = userdiff_find_by_path(istate, path);
 	if (!driver)
 		driver = userdiff_find_by_name("default");
 	if (driver->binary != -1)

@@ -352,7 +353,8 @@ static int write_zip_entry(struct archiver_args *args,
 				return error(_("cannot read %s"),
 					     oid_to_hex(oid));
 			crc = crc32(crc, buffer, size);
-			is_binary = entry_is_binary(path_without_prefix,
+			is_binary = entry_is_binary(args->repo->index,
+						    path_without_prefix,
 						    buffer, size);
 			out = buffer;
 		}

@@ -428,7 +430,8 @@ static int write_zip_entry(struct archiver_args *args,
 				break;
 			crc = crc32(crc, buf, readlen);
 			if (is_binary == -1)
-				is_binary = entry_is_binary(path_without_prefix,
+				is_binary = entry_is_binary(args->repo->index,
+							    path_without_prefix,
 							    buf, readlen);
 			write_or_die(1, buf, readlen);
 		}

@@ -460,7 +463,8 @@ static int write_zip_entry(struct archiver_args *args,
 				break;
 			crc = crc32(crc, buf, readlen);
 			if (is_binary == -1)
-				is_binary = entry_is_binary(path_without_prefix,
+				is_binary = entry_is_binary(args->repo->index,
+							    path_without_prefix,
 							    buf, readlen);
 
 			zstream.next_in = buf;

index 0667ffde84..0c3527242e 100644
@@ -103,7 +103,8 @@ static void add_work(struct grep_opt *opt, const struct grep_source *gs)
 
 	todo[todo_end].source = *gs;
 	if (opt->binary != GREP_BINARY_TEXT)
-		grep_source_load_driver(&todo[todo_end].source);
+		grep_source_load_driver(&todo[todo_end].source,
+					opt->repo->index);
 	todo[todo_end].done = 0;
 	strbuf_reset(&todo[todo_end].out);
 	todo_end = (todo_end + 1) % ARRAY_SIZE(todo);

index ec20fff63b..67adba1933 100644
@@ -987,7 +987,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
 	const char *line_prefix = diff_line_prefix(opt);
 
 	context = opt->context;
-	userdiff = userdiff_find_by_path(elem->path);
+	userdiff = userdiff_find_by_path(opt->repo->index, elem->path);
 	if (!userdiff)
 		userdiff = userdiff_find_by_name("default");
 	if (opt->flags.allow_textconv)

index ec3029df82..5a5f91480b 100644
@@ -2093,23 +2093,25 @@ static void diff_words_flush(struct emit_callback *ecbdata)
 	}
 }
 
-static void diff_filespec_load_driver(struct diff_filespec *one)
+static void diff_filespec_load_driver(struct diff_filespec *one,
+				      struct index_state *istate)
 {
 	/* Use already-loaded driver */
 	if (one->driver)
 		return;
 
 	if (S_ISREG(one->mode))
-		one->driver = userdiff_find_by_path(one->path);
+		one->driver = userdiff_find_by_path(istate, one->path);
 
 	/* Fallback to default settings */
 	if (!one->driver)
 		one->driver = userdiff_find_by_name("default");
 }
 
-static const char *userdiff_word_regex(struct diff_filespec *one)
+static const char *userdiff_word_regex(struct diff_filespec *one,
+				       struct index_state *istate)
 {
-	diff_filespec_load_driver(one);
+	diff_filespec_load_driver(one, istate);
 	return one->driver->word_regex;
 }
 

@@ -2132,9 +2134,9 @@ static void init_diff_words_data(struct emit_callback *ecbdata,
 			xcalloc(1, sizeof(struct emitted_diff_symbols));
 
 	if (!o->word_regex)
-		o->word_regex = userdiff_word_regex(one);
+		o->word_regex = userdiff_word_regex(one, o->repo->index);
 	if (!o->word_regex)
-		o->word_regex = userdiff_word_regex(two);
+		o->word_regex = userdiff_word_regex(two, o->repo->index);
 	if (!o->word_regex)
 		o->word_regex = diff_word_regex_cfg;
 	if (o->word_regex) {

@@ -3257,7 +3259,7 @@ int diff_filespec_is_binary(struct repository *repo,
 			    struct diff_filespec *one)
 {
 	if (one->is_binary == -1) {
-		diff_filespec_load_driver(one);
+		diff_filespec_load_driver(one, repo->index);
 		if (one->driver->binary != -1)
 			one->is_binary = one->driver->binary;
 		else {

@@ -3273,9 +3275,10 @@ int diff_filespec_is_binary(struct repository *repo,
 	return one->is_binary;
 }
 
-static const struct userdiff_funcname *diff_funcname_pattern(struct diff_filespec *one)
+static const struct userdiff_funcname *
+diff_funcname_pattern(struct diff_options *o, struct diff_filespec *one)
 {
-	diff_filespec_load_driver(one);
+	diff_filespec_load_driver(one, o->repo->index);
 	return one->driver->funcname.pattern ? &one->driver->funcname : NULL;
 }
 

@@ -3287,12 +3290,13 @@ void diff_set_mnemonic_prefix(struct diff_options *options, const char *a, const
 		options->b_prefix = b;
 }
 
-struct userdiff_driver *get_textconv(struct diff_filespec *one)
+struct userdiff_driver *get_textconv(struct index_state *istate,
+				     struct diff_filespec *one)
 {
 	if (!DIFF_FILE_VALID(one))
 		return NULL;
 
-	diff_filespec_load_driver(one);
+	diff_filespec_load_driver(one, istate);
 	return userdiff_get_textconv(one->driver);
 }
 

@@ -3342,8 +3346,8 @@ static void builtin_diff(const char *name_a,
 	}
 
 	if (o->flags.allow_textconv) {
-		textconv_one = get_textconv(one);
-		textconv_two = get_textconv(two);
+		textconv_one = get_textconv(o->repo->index, one);
+		textconv_two = get_textconv(o->repo->index, two);
 	}
 
 	/* Never use a non-valid filename anywhere if at all possible */

@@ -3465,9 +3469,9 @@ static void builtin_diff(const char *name_a,
 		mf1.size = fill_textconv(o->repo, textconv_one, one, &mf1.ptr);
 		mf2.size = fill_textconv(o->repo, textconv_two, two, &mf2.ptr);
 
-		pe = diff_funcname_pattern(one);
+		pe = diff_funcname_pattern(o, one);
 		if (!pe)
-			pe = diff_funcname_pattern(two);
+			pe = diff_funcname_pattern(o, two);
 
 		memset(&xpp, 0, sizeof(xpp));
 		memset(&xecfg, 0, sizeof(xecfg));

@@ -4223,7 +4227,9 @@ static void run_diff_cmd(const char *pgm,
 
 
 	if (o->flags.allow_external) {
-		struct userdiff_driver *drv = userdiff_find_by_path(attr_path);
+		struct userdiff_driver *drv;
+
+		drv = userdiff_find_by_path(o->repo->index, attr_path);
 		if (drv && drv->external)
 			pgm = drv->external;
 	}

@@ -6399,7 +6405,7 @@ int textconv_object(struct repository *repo,
 
 	df = alloc_filespec(path);
 	fill_filespec(df, oid, oid_valid, mode);
-	textconv = get_textconv(df);
+	textconv = get_textconv(repo->index, df);
 	if (!textconv) {
 		free_filespec(df);
 		return 0;

index 1d364c3867..c03def456f 100644
@@ -452,7 +452,8 @@ size_t fill_textconv(struct repository *repo,
  * and only if it has textconv enabled (otherwise return NULL). The result
  * can be passed to fill_textconv().
  */
-struct userdiff_driver *get_textconv(struct diff_filespec *one);
+struct userdiff_driver *get_textconv(struct index_state *istate,
+				     struct diff_filespec *one);
 
 /*
  * Prepare diff_filespec and convert it using diff textconv API

index 7a5cf446ff..d2361e06a1 100644
@@ -139,8 +139,8 @@ static int pickaxe_match(struct diff_filepair *p, struct diff_options *o,
 		return 0;
 
 	if (o->flags.allow_textconv) {
-		textconv_one = get_textconv(p->one);
-		textconv_two = get_textconv(p->two);
+		textconv_one = get_textconv(o->repo->index, p->one);
+		textconv_two = get_textconv(o->repo->index, p->two);
 	}
 
 	/*

index 51c8beda43..f20eca9e76 100644
@@ -11,7 +11,8 @@
 #include "help.h"
 
 static int grep_source_load(struct grep_source *gs);
-static int grep_source_is_binary(struct grep_source *gs);
+static int grep_source_is_binary(struct grep_source *gs,
+				 struct index_state *istate);
 
 static struct grep_opt grep_defaults;
 

@@ -1547,7 +1548,7 @@ static int match_funcname(struct grep_opt *opt, struct grep_source *gs, char *bo
 {
 	xdemitconf_t *xecfg = opt->priv;
 	if (xecfg && !xecfg->find_func) {
-		grep_source_load_driver(gs);
+		grep_source_load_driver(gs, opt->repo->index);
 		if (gs->driver->funcname.pattern) {
 			const struct userdiff_funcname *pe = &gs->driver->funcname;
 			xdiff_set_find_func(xecfg, pe->pattern, pe->cflags);

@@ -1804,7 +1805,7 @@ static int grep_source_1(struct grep_opt *opt, struct grep_source *gs, int colle
 	opt->last_shown = 0;
 
 	if (opt->allow_textconv) {
-		grep_source_load_driver(gs);
+		grep_source_load_driver(gs, opt->repo->index);
 		/*
 		 * We might set up the shared textconv cache data here, which
 		 * is not thread-safe.

@@ -1821,11 +1822,11 @@ static int grep_source_1(struct grep_opt *opt, struct grep_source *gs, int colle
 	if (!textconv) {
 		switch (opt->binary) {
 		case GREP_BINARY_DEFAULT:
-			if (grep_source_is_binary(gs))
+			if (grep_source_is_binary(gs, opt->repo->index))
 				binary_match_only = 1;
 			break;
 		case GREP_BINARY_NOMATCH:
-			if (grep_source_is_binary(gs))
+			if (grep_source_is_binary(gs, opt->repo->index))
 				return 0; /* Assume unmatch */
 			break;
 		case GREP_BINARY_TEXT:

@@ -2171,22 +2172,24 @@ static int grep_source_load(struct grep_source *gs)
 	BUG("invalid grep_source type to load");
 }
 
-void grep_source_load_driver(struct grep_source *gs)
+void grep_source_load_driver(struct grep_source *gs,
+			     struct index_state *istate)
 {
 	if (gs->driver)
 		return;
 
 	grep_attr_lock();
 	if (gs->path)
-		gs->driver = userdiff_find_by_path(gs->path);
+		gs->driver = userdiff_find_by_path(istate, gs->path);
 	if (!gs->driver)
 		gs->driver = userdiff_find_by_name("default");
 	grep_attr_unlock();
 }
 
-static int grep_source_is_binary(struct grep_source *gs)
+static int grep_source_is_binary(struct grep_source *gs,
+				 struct index_state *istate)
 {
-	grep_source_load_driver(gs);
+	grep_source_load_driver(gs, istate);
 	if (gs->driver->binary != -1)
 		return gs->driver->binary;
 

index 3651183971..1a57d12b90 100644
@@ -220,7 +220,8 @@ void grep_source_init(struct grep_source *gs, enum grep_source_type type,
 		      const void *identifier);
 void grep_source_clear_data(struct grep_source *gs);
 void grep_source_clear(struct grep_source *gs);
-void grep_source_load_driver(struct grep_source *gs);
+void grep_source_load_driver(struct grep_source *gs,
+			     struct index_state *istate);
 
 
 int grep_source(struct grep_opt *opt, struct grep_source *gs);

index 232c3909ec..7fa0d8bba5 100644
@@ -198,7 +198,7 @@ static const char *parse_range_funcname(const char *arg, nth_line_fn_t nth_line_
 	anchor--; /* input is in human terms */
 	start = nth_line_cb(cb_data, anchor);
 
-	drv = userdiff_find_by_path(path);
+	drv = userdiff_find_by_path(&the_index, path);
 	if (drv && drv->funcname.pattern) {
 		const struct userdiff_funcname *pe = &drv->funcname;
 		xecfg = xcalloc(1, sizeof(*xecfg));

index f3f4be579c..c913232396 100644
@@ -270,7 +270,8 @@ struct userdiff_driver *userdiff_find_by_name(const char *name) {
 	return userdiff_find_by_namelen(name, len);
 }
 
-struct userdiff_driver *userdiff_find_by_path(const char *path)
+struct userdiff_driver *userdiff_find_by_path(struct index_state *istate,
+					      const char *path)
 {
 	static struct attr_check *check;
 

@@ -278,7 +279,7 @@ struct userdiff_driver *userdiff_find_by_path(const char *path)
 		check = attr_check_initl("diff", NULL);
 	if (!path)
 		return NULL;
-	if (git_check_attr(&the_index, path, check))
+	if (git_check_attr(istate, path, check))
 		return NULL;
 
 	if (ATTR_TRUE(check->items[0].value))

index 2ef0ce5452..dad3fc03c1 100644
@@ -21,7 +21,8 @@ struct userdiff_driver {
 
 int userdiff_config(const char *k, const char *v);
 struct userdiff_driver *userdiff_find_by_name(const char *name);
-struct userdiff_driver *userdiff_find_by_path(const char *path);
+struct userdiff_driver *userdiff_find_by_path(struct index_state *istate,
+					      const char *path);
 
 /*
  * Initialize any textconv-related fields in the driver and return it, or NULL

index 9b2f76f9d9..73e06625c8 100644
@@ -944,7 +944,7 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
 		int ret = 0;
 		if ((recurse_submodules == RECURSE_SUBMODULES_ON ||
 		     recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND) &&
-		    submodule_touches_in_range(&rebase_fork_point, &curr_head))
+		    submodule_touches_in_range(&the_index, &rebase_fork_point, &curr_head))
 			die(_("cannot rebase with locally recorded submodule modifications"));
 		if (!autostash) {
 			struct commit_list *list = NULL;

index 50cbf5f13e..c0c1224760 100644
@@ -766,7 +766,8 @@ static void collect_changed_submodules_cb(struct diff_queue_struct *q,
  * have a corresponding 'struct oid_array' (in the 'util' field) which lists
  * what the submodule pointers were updated to during the change.
  */
-static void collect_changed_submodules(struct string_list *changed,
+static void collect_changed_submodules(struct index_state *istate,
+				       struct string_list *changed,
 				       struct argv_array *argv)
 {
 	struct rev_info rev;

@@ -930,8 +931,10 @@ static int submodule_needs_pushing(const char *path, struct oid_array *commits)
 	return 0;
 }
 
-int find_unpushed_submodules(struct oid_array *commits,
-		const char *remotes_name, struct string_list *needs_pushing)
+int find_unpushed_submodules(struct index_state *istate,
+			     struct oid_array *commits,
+			     const char *remotes_name,
+			     struct string_list *needs_pushing)
 {
 	struct string_list submodules = STRING_LIST_INIT_DUP;
 	struct string_list_item *name;

@@ -943,7 +946,7 @@ int find_unpushed_submodules(struct oid_array *commits,
 	argv_array_push(&argv, "--not");
 	argv_array_pushf(&argv, "--remotes=%s", remotes_name);
 
-	collect_changed_submodules(&submodules, &argv);
+	collect_changed_submodules(istate, &submodules, &argv);
 
 	for_each_string_list_item(name, &submodules) {
 		struct oid_array *commits = name->util;

@@ -1044,7 +1047,8 @@ static void submodule_push_check(const char *path, const char *head,
 		die("process for submodule '%s' failed", path);
 }
 
-int push_unpushed_submodules(struct oid_array *commits,
+int push_unpushed_submodules(struct index_state *istate,
+			     struct oid_array *commits,
 			     const struct remote *remote,
 			     const struct refspec *rs,
 			     const struct string_list *push_options,

@@ -1053,7 +1057,8 @@ int push_unpushed_submodules(struct oid_array *commits,
 	int i, ret = 1;
 	struct string_list needs_pushing = STRING_LIST_INIT_DUP;
 
-	if (!find_unpushed_submodules(commits, remote->name, &needs_pushing))
+	if (!find_unpushed_submodules(istate, commits,
+				      remote->name, &needs_pushing))
 		return 1;
 
 	/*

@@ -1110,7 +1115,7 @@ void check_for_new_submodule_commits(struct object_id *oid)
 	oid_array_append(&ref_tips_after_fetch, oid);
 }
 
-static void calculate_changed_submodule_paths(void)
+static void calculate_changed_submodule_paths(struct index_state *istate)
 {
 	struct argv_array argv = ARGV_ARRAY_INIT;
 	struct string_list changed_submodules = STRING_LIST_INIT_DUP;

@@ -1131,7 +1136,7 @@ static void calculate_changed_submodule_paths(void)
 	 * Collect all submodules (whether checked out or not) for which new
 	 * commits have been recorded upstream in "changed_submodule_names".
 	 */
-	collect_changed_submodules(&changed_submodules, &argv);
+	collect_changed_submodules(istate, &changed_submodules, &argv);
 
 	for_each_string_list_item(name, &changed_submodules) {
 		struct oid_array *commits = name->util;

@@ -1158,7 +1163,8 @@ static void calculate_changed_submodule_paths(void)
 	initialized_fetch_ref_tips = 0;
 }
 
-int submodule_touches_in_range(struct object_id *excl_oid,
+int submodule_touches_in_range(struct index_state *istate,
+			       struct object_id *excl_oid,
 			       struct object_id *incl_oid)
 {
 	struct string_list subs = STRING_LIST_INIT_DUP;

@@ -1176,7 +1182,7 @@ int submodule_touches_in_range(struct object_id *excl_oid,
 		argv_array_push(&args, oid_to_hex(excl_oid));
 	}
 
-	collect_changed_submodules(&subs, &args);
+	collect_changed_submodules(istate, &subs, &args);
 	ret = subs.nr;
 
 	argv_array_clear(&args);

@@ -1346,7 +1352,7 @@ int fetch_populated_submodules(struct repository *r,
 	argv_array_push(&spf.args, "--recurse-submodules-default");
 	/* default value, "--submodule-prefix" and its value are added later */
 
-	calculate_changed_submodule_paths();
+	calculate_changed_submodule_paths(r->index);
 	run_processes_parallel(max_parallel_jobs,
 			       get_next_submodule,
 			       fetch_start_failure,

index 7d476cefa7..600d41d765 100644
@@ -102,13 +102,16 @@ int add_submodule_odb(const char *path);
  * Checks if there are submodule changes in a..b. If a is the null OID,
  * checks b and all its ancestors instead.
  */
-int submodule_touches_in_range(struct object_id *a,
+int submodule_touches_in_range(struct index_state *istate,
+			       struct object_id *a,
 			       struct object_id *b);
-int find_unpushed_submodules(struct oid_array *commits,
+int find_unpushed_submodules(struct index_state *istate,
+			     struct oid_array *commits,
 			     const char *remotes_name,
 			     struct string_list *needs_pushing);
 struct refspec;
-int push_unpushed_submodules(struct oid_array *commits,
+int push_unpushed_submodules(struct index_state *istate,
+			     struct oid_array *commits,
 			     const struct remote *remote,
 			     const struct refspec *rs,
 			     const struct string_list *push_options,

index 06ffea2774..cb40a23d45 100644
@@ -1139,7 +1139,8 @@ int transport_push(struct transport *transport,
 					oid_array_append(&commits,
 							  &ref->new_oid);
 
-			if (!push_unpushed_submodules(&commits,
+			if (!push_unpushed_submodules(&the_index,
+						      &commits,
 						      transport->remote,
 						      rs,
 						      transport->push_options,

@@ -1163,8 +1164,10 @@ int transport_push(struct transport *transport,
 					oid_array_append(&commits,
 							  &ref->new_oid);
 
-			if (find_unpushed_submodules(&commits, transport->remote->name,
-						&needs_pushing)) {
+			if (find_unpushed_submodules(&the_index,
+						     &commits,
+						     transport->remote->name,
+						     &needs_pushing)) {
 				oid_array_clear(&commits);
 				die_with_unpushed_submodules(&needs_pushing);
 			}

index d80b3547c2..fc52993548 100644
@@ -2131,10 +2131,12 @@ static int parse_chunk(struct apply_state *state, char *buffer, unsigned long si
 
 	if (!use_patch(state, patch))
 		patch->ws_rule = 0;
+	else if (patch->new_name)
+		patch->ws_rule = whitespace_rule(state->repo->index,
+						 patch->new_name);
 	else
-		patch->ws_rule = whitespace_rule(patch->new_name
-						 ? patch->new_name
-						 : patch->old_name);
+		patch->ws_rule = whitespace_rule(state->repo->index,
+						 patch->old_name);
 
 	patchsize = parse_single_patch(state,
 				       buffer + offset + hdrsize,

index 0964611997..e697402396 100644
@@ -1684,7 +1684,7 @@ void shift_tree_by(const struct object_id *, const struct object_id *, struct ob
 /* All WS_* -- when extended, adapt diff.c emit_symbol */
 #define WS_RULE_MASK           07777
 extern unsigned whitespace_rule_cfg;
-extern unsigned whitespace_rule(const char *);
+extern unsigned whitespace_rule(struct index_state *, const char *);
 extern unsigned parse_whitespace_rule(const char *);
 extern unsigned ws_check(const char *line, int len, unsigned ws_rule);
 extern void ws_check_emit(const char *line, int len, unsigned ws_rule, FILE *stream, const char *set, const char *reset, const char *ws);

index 5a5f91480b..b28de7a246 100644
@@ -1705,7 +1705,7 @@ static void emit_rewrite_diff(const char *name_a,
 
 	memset(&ecbdata, 0, sizeof(ecbdata));
 	ecbdata.color_diff = want_color(o->use_color);
-	ecbdata.ws_rule = whitespace_rule(name_b);
+	ecbdata.ws_rule = whitespace_rule(o->repo->index, name_b);
 	ecbdata.opt = o;
 	if (ecbdata.ws_rule & WS_BLANK_AT_EOF) {
 		mmfile_t mf1, mf2;

@@ -3480,7 +3480,7 @@ static void builtin_diff(const char *name_a,
 			lbl[0] = NULL;
 		ecbdata.label_path = lbl;
 		ecbdata.color_diff = want_color(o->use_color);
-		ecbdata.ws_rule = whitespace_rule(name_b);
+		ecbdata.ws_rule = whitespace_rule(o->repo->index, name_b);
 		if (ecbdata.ws_rule & WS_BLANK_AT_EOF)
 			check_blank_at_eof(&mf1, &mf2, &ecbdata);
 		ecbdata.opt = o;

@@ -3640,7 +3640,7 @@ static void builtin_checkdiff(const char *name_a, const char *name_b,
 	data.filename = name_b ? name_b : name_a;
 	data.lineno = 0;
 	data.o = o;
-	data.ws_rule = whitespace_rule(attr_path);
+	data.ws_rule = whitespace_rule(o->repo->index, attr_path);
 	data.conflict_marker_size = ll_merge_marker_size(o->repo->index, attr_path);
 
 	if (fill_mmfile(o->repo, &mf1, one) < 0 ||

index 5b67b426e7..55349b4c5d 100644
@@ -3,7 +3,6 @@
  *
  * Copyright (c) 2007 Junio C Hamano
  */
-
 #include "cache.h"
 #include "attr.h"
 

@@ -71,14 +70,14 @@ unsigned parse_whitespace_rule(const char *string)
 	return rule;
 }
 
-unsigned whitespace_rule(const char *pathname)
+unsigned whitespace_rule(struct index_state *istate, const char *pathname)
 {
 	static struct attr_check *attr_whitespace_rule;
 
 	if (!attr_whitespace_rule)
 		attr_whitespace_rule = attr_check_initl("whitespace", NULL);
 
-	if (!git_check_attr(&the_index, pathname, attr_whitespace_rule)) {
+	if (!git_check_attr(istate, pathname, attr_whitespace_rule)) {
 		const char *value;
 
 		value = attr_whitespace_rule->items[0].value;

index 731e98fd63..64adc078d7 100644
@@ -183,7 +183,7 @@ static void determine_whence(struct wt_status *s)
 
 static void status_init_config(struct wt_status *s, config_fn_t fn)
 {
-	wt_status_prepare(s);
+	wt_status_prepare(s, the_repository);
 	init_diff_ui_defaults();
 	git_config(fn, s);
 	determine_whence(s);

index 73e06625c8..ce333ac708 100644
@@ -887,7 +887,8 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
 			die(_("Updating an unborn branch with changes added to the index."));
 
 		if (!autostash)
-			require_clean_work_tree(N_("pull with rebase"),
+			require_clean_work_tree(the_repository,
+				N_("pull with rebase"),
 				_("please commit or stash them."), 1, 0);
 
 		if (get_rebase_fork_point(&rebase_fork_point, repo, *refspecs))

index cb7fefde9c..4dbbc7389d 100644
@@ -2679,7 +2679,7 @@ static int do_exec(const char *command_line)
 	if (discard_cache() < 0 || read_cache() < 0)
 		return error(_("could not read index"));
 
-	dirty = require_clean_work_tree("rebase", NULL, 1, 1);
+	dirty = require_clean_work_tree(the_repository, "rebase", NULL, 1, 1);
 
 	if (status) {
 		warning(_("execution failed: %s\n%s"

@@ -3550,10 +3550,10 @@ static int commit_staged_changes(struct replay_opts *opts,
 	unsigned int flags = ALLOW_EMPTY | EDIT_MSG;
 	unsigned int final_fixup = 0, is_clean;
 
-	if (has_unstaged_changes(1))
+	if (has_unstaged_changes(the_repository, 1))
 		return error(_("cannot rebase: You have unstaged changes."));
 
-	is_clean = !has_uncommitted_changes(0);
+	is_clean = !has_uncommitted_changes(the_repository, 0);
 
 	if (file_exists(rebase_path_amend())) {
 		struct strbuf rev = STRBUF_INIT;

178 lines not on this page · raw message

index 1673d146fa..253c5ce7ec 100644
@@ -7,6 +7,7 @@
 #include "pathspec.h"
 #include "remote.h"
 
+struct repository;
 struct worktree;
 
 enum color_wt_status {

@@ -65,6 +66,7 @@ enum wt_status_format {
 };
 
 struct wt_status {
+	struct repository *repo;
 	int is_initial;
 	char *branch;
 	const char *reference;

@@ -127,7 +129,7 @@ struct wt_status_state {
 
 size_t wt_status_locate_end(const char *s, size_t len);
 void wt_status_add_cut_line(FILE *fp);
-void wt_status_prepare(struct wt_status *s);
+void wt_status_prepare(struct wt_status *s, struct repository *repo);
 void wt_status_print(struct wt_status *s);
 void wt_status_collect(struct wt_status *s);
 void wt_status_get_state(struct wt_status_state *state, int get_detached_from);

@@ -142,9 +144,14 @@ __attribute__((format (printf, 3, 4)))
 void status_printf(struct wt_status *s, const char *color, const char *fmt, ...);
 
 /* The following functions expect that the caller took care of reading the index. */
-int has_unstaged_changes(int ignore_submodules);
-int has_uncommitted_changes(int ignore_submodules);
-int require_clean_work_tree(const char *action, const char *hint,
-	int ignore_submodules, int gently);
+int has_unstaged_changes(struct repository *repo,
+			 int ignore_submodules);
+int has_uncommitted_changes(struct repository *repo,
+			    int ignore_submodules);
+int require_clean_work_tree(struct repository *repo,
+			    const char *action,
+			    const char *hint,
+			    int ignore_submodules,
+			    int gently);
 
 #endif /* STATUS_H */

index 0bccfceff2..1b229b84da 100644
@@ -1409,7 +1409,7 @@ char *get_head_description(void)
 	struct strbuf desc = STRBUF_INIT;
 	struct wt_status_state state;
 	memset(&state, 0, sizeof(state));
-	wt_status_get_state(&state, 1);
+	wt_status_get_state(the_repository, &state, 1);
 	if (state.rebase_in_progress ||
 	    state.rebase_interactive_in_progress) {
 		if (state.branch)

index 57bc2aac0f..1d3a5fe267 100644
@@ -1322,7 +1322,7 @@ static void show_rebase_in_progress(struct wt_status *s,
 			status_printf_ln(s, color,
 				_("  (use \"git rebase --abort\" to check out the original branch)"));
 		}
-	} else if (state->rebase_in_progress || !stat(git_path_merge_msg(the_repository), &st)) {
+	} else if (state->rebase_in_progress || !stat(git_path_merge_msg(s->repo), &st)) {
 		print_rebase_state(s, state, color);
 		if (s->hints)
 			status_printf_ln(s, color,

@@ -1477,7 +1477,8 @@ static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
 	return 1;
 }
 
-static void wt_status_get_detached_from(struct wt_status_state *state)
+static void wt_status_get_detached_from(struct repository *repo,
+					struct wt_status_state *state)
 {
 	struct grab_1st_switch_cbdata cb;
 	struct commit *commit;

@@ -1494,7 +1495,7 @@ static void wt_status_get_detached_from(struct wt_status_state *state)
 	    /* sha1 is a commit? match without further lookup */
 	    (!oidcmp(&cb.noid, &oid) ||
 	     /* perhaps sha1 is a tag, try to dereference to a commit */
-	     ((commit = lookup_commit_reference_gently(the_repository, &oid, 1)) != NULL &&
+	     ((commit = lookup_commit_reference_gently(repo, &oid, 1)) != NULL &&
 	      !oidcmp(&cb.noid, &commit->object.oid)))) {
 		const char *from = ref;
 		if (!skip_prefix(from, "refs/tags/", &from))

@@ -1551,30 +1552,31 @@ int wt_status_check_bisect(const struct worktree *wt,
 	return 0;
 }
 
-void wt_status_get_state(struct wt_status_state *state,
+void wt_status_get_state(struct repository *repo,
+			 struct wt_status_state *state,
 			 int get_detached_from)
 {
 	struct stat st;
 	struct object_id oid;
 
-	if (!stat(git_path_merge_head(the_repository), &st)) {
+	if (!stat(git_path_merge_head(repo), &st)) {
 		state->merge_in_progress = 1;
 	} else if (wt_status_check_rebase(NULL, state)) {
 		;		/* all set */
-	} else if (!stat(git_path_cherry_pick_head(the_repository), &st) &&
+	} else if (!stat(git_path_cherry_pick_head(repo), &st) &&
 			!get_oid("CHERRY_PICK_HEAD", &oid)) {
 		state->cherry_pick_in_progress = 1;
 		oidcpy(&state->cherry_pick_head_oid, &oid);
 	}
 	wt_status_check_bisect(NULL, state);
-	if (!stat(git_path_revert_head(the_repository), &st) &&
+	if (!stat(git_path_revert_head(repo), &st) &&
 	    !get_oid("REVERT_HEAD", &oid)) {
 		state->revert_in_progress = 1;
 		oidcpy(&state->revert_head_oid, &oid);
 	}
 
 	if (get_detached_from)
-		wt_status_get_detached_from(state);
+		wt_status_get_detached_from(repo, state);
 }
 
 static void wt_longstatus_print_state(struct wt_status *s,

@@ -1602,7 +1604,7 @@ static void wt_longstatus_print(struct wt_status *s)
 	struct wt_status_state state;
 
 	memset(&state, 0, sizeof(state));
-	wt_status_get_state(&state,
+	wt_status_get_state(s->repo, &state,
 			    s->branch && !strcmp(s->branch, "HEAD"));
 
 	if (s->branch) {

@@ -1947,7 +1949,7 @@ static void wt_porcelain_v2_print_tracking(struct wt_status *s)
 	char eol = s->null_termination ? '\0' : '\n';
 
 	memset(&state, 0, sizeof(state));
-	wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
+	wt_status_get_state(s->repo, &state, s->branch && !strcmp(s->branch, "HEAD"));
 
 	fprintf(s->fp, "# branch.oid %s%c",
 			(s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),

@@ -2355,7 +2357,7 @@ int has_uncommitted_changes(struct repository *repo,
 		 * We have no head (or it's corrupt); use the empty tree,
 		 * which will complain if the index is non-empty.
 		 */
-		struct tree *tree = lookup_tree(the_repository, the_hash_algo->empty_tree);
+		struct tree *tree = lookup_tree(repo, the_hash_algo->empty_tree);
 		add_pending_object(&rev_info, &tree->object, "");
 	}
 

index 253c5ce7ec..9e8337e9db 100644
@@ -132,7 +132,9 @@ void wt_status_add_cut_line(FILE *fp);
 void wt_status_prepare(struct wt_status *s, struct repository *repo);
 void wt_status_print(struct wt_status *s);
 void wt_status_collect(struct wt_status *s);
-void wt_status_get_state(struct wt_status_state *state, int get_detached_from);
+void wt_status_get_state(struct repository *repo,
+			 struct wt_status_state *state,
+			 int get_detached_from);
 int wt_status_check_rebase(const struct worktree *wt,
 			   struct wt_status_state *state);
 int wt_status_check_bisect(const struct worktree *wt,

index 0a37d5ef2c..a56754db5c 100644
@@ -728,8 +728,9 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common,
 			die(_("unable to write %s"), get_index_file());
 		return clean ? 0 : 1;
 	} else {
-		return try_merge_command(strategy, xopts_nr, xopts,
-						common, head_arg, remoteheads);
+		return try_merge_command(the_repository,
+					 strategy, xopts_nr, xopts,
+					 common, head_arg, remoteheads);
 	}
 }
 

@@ -1470,7 +1471,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
 			goto done;
 		}
 
-		if (checkout_fast_forward(&head_commit->object.oid,
+		if (checkout_fast_forward(the_repository,
+					  &head_commit->object.oid,
 					  &commit->object.oid,
 					  overwrite_ignore)) {
 			ret = 1;

index 53bc5facfd..9b2f76f9d9 100644
@@ -562,7 +562,9 @@ static int pull_into_void(const struct object_id *merge_head,
 	 * index/worktree changes that the user already made on the unborn
 	 * branch.
 	 */
-	if (checkout_fast_forward(the_hash_algo->empty_tree, merge_head, 0))
+	if (checkout_fast_forward(the_repository,
+				  the_hash_algo->empty_tree,
+				  merge_head, 0))
 		return 1;
 
 	if (update_ref("initial pull", "HEAD", merge_head, curr_head, 0, UPDATE_REFS_DIE_ON_ERR))

@@ -915,7 +917,8 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
 			"fast-forwarding your working tree from\n"
 			"commit %s."), oid_to_hex(&orig_head));
 
-		if (checkout_fast_forward(&orig_head, &curr_head, 0))
+		if (checkout_fast_forward(the_repository, &orig_head,
+					  &curr_head, 0))
 			die(_("Cannot fast-forward your working tree.\n"
 				"After making sure that you saved anything precious from\n"
 				"$ git diff %s\n"

index 31013ce8af..218edaa198 100644
@@ -1706,10 +1706,12 @@ extern struct startup_info *startup_info;
 
 /* merge.c */
 struct commit_list;
-int try_merge_command(const char *strategy, size_t xopts_nr,
+int try_merge_command(struct repository *repo,
+		const char *strategy, size_t xopts_nr,
 		const char **xopts, struct commit_list *common,
 		const char *head_arg, struct commit_list *remotes);
-int checkout_fast_forward(const struct object_id *from,
+int checkout_fast_forward(struct repository *repo,
+			  const struct object_id *from,
 			  const struct object_id *to,
 			  int overwrite_ignore);
 

index e30e03fb84..3c8c769e50 100644
@@ -14,7 +14,8 @@ static const char *merge_argument(struct commit *commit)
 	return oid_to_hex(commit ? &commit->object.oid : the_hash_algo->empty_tree);
 }
 
-int try_merge_command(const char *strategy, size_t xopts_nr,
+int try_merge_command(struct repository *repo,
+		      const char *strategy, size_t xopts_nr,
 		      const char **xopts, struct commit_list *common,
 		      const char *head_arg, struct commit_list *remotes)
 {

@@ -35,15 +36,16 @@ int try_merge_command(const char *strategy, size_t xopts_nr,
 	ret = run_command_v_opt(args.argv, RUN_GIT_CMD);
 	argv_array_clear(&args);
 
-	discard_cache();
-	if (read_cache() < 0)
+	discard_index(repo->index);
+	if (read_index(repo->index) < 0)
 		die(_("failed to read the cache"));
-	resolve_undo_clear();
+	resolve_undo_clear_index(repo->index);
 
 	return ret;
 }
 
-int checkout_fast_forward(const struct object_id *head,
+int checkout_fast_forward(struct repository *repo,
+			  const struct object_id *head,
 			  const struct object_id *remote,
 			  int overwrite_ignore)
 {

@@ -54,7 +56,7 @@ int checkout_fast_forward(const struct object_id *head,
 	struct dir_struct dir;
 	struct lock_file lock_file = LOCK_INIT;
 
-	refresh_cache(REFRESH_QUIET);
+	refresh_index(repo->index, REFRESH_QUIET, NULL, NULL, NULL);
 
 	if (hold_locked_index(&lock_file, LOCK_REPORT_ON_ERROR) < 0)
 		return -1;

@@ -86,8 +88,8 @@ int checkout_fast_forward(const struct object_id *head,
 	}
 
 	opts.head_idx = 1;
-	opts.src_index = &the_index;
-	opts.dst_index = &the_index;
+	opts.src_index = repo->index;
+	opts.dst_index = repo->index;
 	opts.update = 1;
 	opts.verbose_update = 1;
 	opts.merge = 1;

@@ -101,7 +103,7 @@ int checkout_fast_forward(const struct object_id *head,
 	}
 	clear_unpack_trees_porcelain(&opts);
 
-	if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
+	if (write_locked_index(repo->index, &lock_file, COMMIT_LOCK))
 		return error(_("unable to write new index file"));
 	return 0;
 }

index 65d371c746..83c1f0e42b 100644
@@ -470,8 +470,8 @@ 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)));

@@ -1798,7 +1798,7 @@ 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);

index cdd585ca76..e7023e3adf 100644
@@ -112,7 +112,7 @@ static int use_wt_file(const char *workdir, const char *name,
 		int fd = open(buf.buf, O_RDONLY);
 
 		if (fd >= 0 &&
-		    !index_fd(&wt_oid, fd, &st, OBJ_BLOB, name, 0)) {
+		    !index_fd(&the_index, &wt_oid, fd, &st, OBJ_BLOB, name, 0)) {
 			if (is_null_oid(oid)) {
 				oidcpy(oid, &wt_oid);
 				use = 1;

index 9ada4f4dfd..d6f06ea32f 100644
@@ -40,7 +40,7 @@ static void hash_fd(int fd, const char *type, const char *path, unsigned flags,
 	if (fstat(fd, &st) < 0 ||
 	    (literally
 	     ? hash_literally(&oid, fd, type, flags)
-	     : index_fd(&oid, fd, &st, type_from_string(type), path, flags)))
+	     : index_fd(&the_index, &oid, fd, &st, type_from_string(type), path, flags)))
 		die((flags & HASH_WRITE_OBJECT)
 		    ? "Unable to add %s to database"
 		    : "Unable to hash %s", path);

index 4f05791f3e..e0b16ad44b 100644
@@ -295,7 +295,7 @@ static int import_object(struct object_id *oid, enum object_type type,
 			close(fd);
 			return -1;
 		}
-		if (index_fd(oid, fd, &st, type, NULL, flags) < 0)
+		if (index_fd(&the_index, oid, fd, &st, type, NULL, flags) < 0)
 			return error(_("unable to write object to database"));
 		/* index_fd close()s fd for us */
 	}

index fe84003b4f..3086212fdb 100644
@@ -282,7 +282,7 @@ static int add_one_path(const struct cache_entry *old, const char *path, int len
 	fill_stat_cache_info(ce, st);
 	ce->ce_mode = ce_mode_from_stat(old, st->st_mode);
 
-	if (index_path(&ce->oid, path, st,
+	if (index_path(&the_index, &ce->oid, path, st,
 		       info_only ? 0 : HASH_WRITE_OBJECT)) {
 		discard_cache_entry(ce);
 		return -1;

index 218edaa198..0964611997 100644
@@ -787,8 +787,8 @@ extern int ie_modified(struct index_state *, const struct cache_entry *, struct
 #define HASH_WRITE_OBJECT 1
 #define HASH_FORMAT_CHECK 2
 #define HASH_RENORMALIZE  4
-extern int index_fd(struct object_id *oid, int fd, struct stat *st, enum object_type type, const char *path, unsigned flags);
-extern int index_path(struct object_id *oid, const char *path, struct stat *st, unsigned flags);
+extern int index_fd(struct index_state *istate, struct object_id *oid, int fd, struct stat *st, enum object_type type, const char *path, unsigned flags);
+extern int index_path(struct index_state *istate, struct object_id *oid, const char *path, struct stat *st, unsigned flags);
 
 /*
  * Record to sd the data from st that we use to check whether a file

index 81582679e0..ec3029df82 100644
@@ -4252,7 +4252,7 @@ static void run_diff_cmd(const char *pgm,
 		fprintf(o->file, "* Unmerged path %s\n", name);
 }
 
-static void diff_fill_oid_info(struct diff_filespec *one)
+static void diff_fill_oid_info(struct diff_filespec *one, struct index_state *istate)
 {
 	if (DIFF_FILE_VALID(one)) {
 		if (!one->oid_valid) {

@@ -4263,7 +4263,7 @@ static void diff_fill_oid_info(struct diff_filespec *one)
 			}
 			if (lstat(one->path, &st) < 0)
 				die_errno("stat '%s'", one->path);
-			if (index_path(&one->oid, one->path, &st, 0))
+			if (index_path(istate, &one->oid, one->path, &st, 0))
 				die("cannot hash %s", one->path);
 		}
 	}

@@ -4311,8 +4311,8 @@ static void run_diff(struct diff_filepair *p, struct diff_options *o)
 		return;
 	}
 
-	diff_fill_oid_info(one);
-	diff_fill_oid_info(two);
+	diff_fill_oid_info(one, o->repo->index);
+	diff_fill_oid_info(two, o->repo->index);
 
 	if (!pgm &&
 	    DIFF_FILE_VALID(one) && DIFF_FILE_VALID(two) &&

@@ -4359,8 +4359,8 @@ static void run_diffstat(struct diff_filepair *p, struct diff_options *o,
 	if (o->prefix_length)
 		strip_prefix(o->prefix_length, &name, &other);
 
-	diff_fill_oid_info(p->one);
-	diff_fill_oid_info(p->two);
+	diff_fill_oid_info(p->one, o->repo->index);
+	diff_fill_oid_info(p->two, o->repo->index);
 
 	builtin_diffstat(name, other, p->one, p->two,
 			 diffstat, o, p);

@@ -4384,8 +4384,8 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
 	if (o->prefix_length)
 		strip_prefix(o->prefix_length, &name, &other);
 
-	diff_fill_oid_info(p->one);
-	diff_fill_oid_info(p->two);
+	diff_fill_oid_info(p->one, o->repo->index);
+	diff_fill_oid_info(p->two, o->repo->index);
 
 	builtin_checkdiff(name, other, attr_path, p->one, p->two, o);
 }

@@ -5685,8 +5685,8 @@ static int diff_get_patch_id(struct diff_options *options, struct object_id *oid
 		if (DIFF_PAIR_UNMERGED(p))
 			continue;
 
-		diff_fill_oid_info(p->one);
-		diff_fill_oid_info(p->two);
+		diff_fill_oid_info(p->one, options->repo->index);
+		diff_fill_oid_info(p->two, options->repo->index);
 
 		len1 = remove_space(p->one->path, strlen(p->one->path));
 		len2 = remove_space(p->two->path, strlen(p->two->path));

index ed5b7178f0..ea062b0ad6 100644
@@ -710,7 +710,7 @@ int notes_merge_commit(struct notes_merge_options *o,
 		/* write file as blob, and add to partial_tree */
 		if (stat(path.buf, &st))
 			die_errno("Failed to stat '%s'", path.buf);
-		if (index_path(&blob_oid, path.buf, &st, HASH_WRITE_OBJECT))
+		if (index_path(&the_index, &blob_oid, path.buf, &st, HASH_WRITE_OBJECT))
 			die("Failed to write blob object from '%s'", path.buf);
 		if (add_note(partial_tree, &obj_oid, &blob_oid, NULL))
 			die("Failed to add resolved note '%s' to notes tree",

index b9df81e94e..e12d54a39f 100644
@@ -205,14 +205,16 @@ void fill_stat_cache_info(struct cache_entry *ce, struct stat *st)
 	}
 }
 
-static int ce_compare_data(const struct cache_entry *ce, struct stat *st)
+static int ce_compare_data(struct index_state *istate,
+			   const struct cache_entry *ce,
+			   struct stat *st)
 {
 	int match = -1;
 	int fd = git_open_cloexec(ce->name, O_RDONLY);
 
 	if (fd >= 0) {
 		struct object_id oid;
-		if (!index_fd(&oid, fd, st, OBJ_BLOB, ce->name, 0))
+		if (!index_fd(istate, &oid, fd, st, OBJ_BLOB, ce->name, 0))
 			match = oidcmp(&oid, &ce->oid);
 		/* index_fd() closed the file descriptor already */
 	}

@@ -257,11 +259,13 @@ static int ce_compare_gitlink(const struct cache_entry *ce)
 	return oidcmp(&oid, &ce->oid);
 }
 
-static int ce_modified_check_fs(const struct cache_entry *ce, struct stat *st)
+static int ce_modified_check_fs(struct index_state *istate,
+				const struct cache_entry *ce,
+				struct stat *st)
 {
 	switch (st->st_mode & S_IFMT) {
 	case S_IFREG:
-		if (ce_compare_data(ce, st))
+		if (ce_compare_data(istate, ce, st))
 			return DATA_CHANGED;
 		break;
 	case S_IFLNK:

@@ -407,7 +411,7 @@ int ie_match_stat(struct index_state *istate,
 		if (assume_racy_is_modified)
 			changed |= DATA_CHANGED;
 		else
-			changed |= ce_modified_check_fs(ce, st);
+			changed |= ce_modified_check_fs(istate, ce, st);
 	}
 
 	return changed;

@@ -447,7 +451,7 @@ int ie_modified(struct index_state *istate,
 	    (S_ISGITLINK(ce->ce_mode) || ce->ce_stat_data.sd_size != 0))
 		return changed;
 
-	changed_fs = ce_modified_check_fs(ce, st);
+	changed_fs = ce_modified_check_fs(istate, ce, st);
 	if (changed_fs)
 		return changed | changed_fs;
 	return 0;