Merge updates from upstreamHEADmaster

24 files changed, 150 insertions, 88 deletions

diff --git a/Makefile b/Makefile
index ad825be..7f8a5cb 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ htmldir = $(docdir)
 pdfdir = $(docdir)
 mandir = $(prefix)/share/man
 SHA1_HEADER = <openssl/sha.h>
-GIT_VER = 2.39.0
+GIT_VER = 2.46.0
 GIT_URL = https://www.kernel.org/pub/software/scm/git/git-$(GIT_VER).tar.xz
 INSTALL = install
 COPYTREE = cp -r
diff --git a/cgit.c b/cgit.c
index 57d7097..2efa962 100644
--- a/cgit.c
+++ b/cgit.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "cache.h"
 #include "cmd.h"
@@ -473,7 +475,8 @@ static char *find_default_branch(struct cgit_repo *repo)
 	info.req_ref = repo->defbranch;
 	info.first_ref = NULL;
 	info.match = 0;
-	for_each_branch_ref(find_current_ref, &info);
+	refs_for_each_branch_ref(get_main_ref_store(the_repository),
+				 find_current_ref, &info);
 	if (info.match)
 		ref = info.req_ref;
 	else
@@ -490,7 +493,8 @@ static char *guess_defbranch(void)
 	const char *ref, *refname;
 	struct object_id oid;
 
-	ref = resolve_ref_unsafe("HEAD", 0, &oid, NULL);
+	ref = refs_resolve_ref_unsafe(get_main_ref_store(the_repository),
+				     "HEAD", 0, &oid, NULL);
 	if (!ref || !skip_prefix(ref, "refs/heads/", &refname))
 		return "master";
 	return xstrdup(refname);
@@ -631,7 +635,7 @@ static int prepare_repo_cmd(int nongit)
 		return 1;
 	}
 
-	if (get_oid(ctx.qry.head, &oid)) {
+	if (repo_get_oid(the_repository, ctx.qry.head, &oid)) {
 		char *old_head = ctx.qry.head;
 		ctx.qry.head = xstrdup(ctx.repo->defbranch);
 		cgit_print_error_page(404, "Not found",
diff --git a/cgit.h b/cgit.h
index ddd2ccb..e0d286d 100644
--- a/cgit.h
+++ b/cgit.h
@@ -1,31 +1,35 @@
 #ifndef CGIT_H
 #define CGIT_H
 
+#include <stdbool.h>
 
 #include <git-compat-util.h>
-#include <stdbool.h>
 
-#include <cache.h>
+#include <archive.h>
+#include <commit.h>
+#include <diffcore.h>
+#include <diff.h>
+#include <environment.h>
+#include <graph.h>
 #include <grep.h>
+#include <hex.h>
+#include <log-tree.h>
+#include <notes.h>
 #include <object.h>
+#include <object-name.h>
 #include <object-store.h>
-#include <tree.h>
-#include <commit.h>
-#include <tag.h>
-#include <diff.h>
-#include <diffcore.h>
-#include <strvec.h>
+#include <path.h>
 #include <refs.h>
 #include <revision.h>
-#include <log-tree.h>
-#include <archive.h>
+#include <setup.h>
 #include <string-list.h>
+#include <strvec.h>
+#include <tag.h>
+#include <tree.h>
+#include <utf8.h>
+#include <wrapper.h>
 #include <xdiff-interface.h>
 #include <xdiff/xdiff.h>
-#include <utf8.h>
-#include <notes.h>
-#include <graph.h>
-#include <inttypes.h>
 
 /* Add isgraph(x) to Git's sane ctype support (see git-compat-util.h) */
 #undef isgraph
@@ -65,7 +69,7 @@ typedef enum {
 struct cgit_filter {
 	int (*open)(struct cgit_filter *, va_list ap);
 	int (*close)(struct cgit_filter *);
-	void (*fprintf)(struct cgit_filter *, FILE *, const char *prefix);
+	void (*fprintfp)(struct cgit_filter *, FILE *, const char *prefix);
 	void (*cleanup)(struct cgit_filter *);
 	int argument_count;
 };
diff --git a/filter.c b/filter.c
index 70f5b74..22b4970 100644
--- a/filter.c
+++ b/filter.c
@@ -128,7 +128,7 @@ void cgit_exec_filter_init(struct cgit_exec_filter *filter, char *cmd, char **ar
 	memset(filter, 0, sizeof(*filter));
 	filter->base.open = open_exec_filter;
 	filter->base.close = close_exec_filter;
-	filter->base.fprintf = fprintf_exec_filter;
+	filter->base.fprintfp = fprintf_exec_filter;
 	filter->base.cleanup = cleanup_exec_filter;
 	filter->cmd = cmd;
 	filter->argv = argv;
@@ -353,7 +353,7 @@ static struct cgit_filter *new_lua_filter(const char *cmd, int argument_count)
 	memset(filter, 0, sizeof(*filter));
 	filter->base.open = open_lua_filter;
 	filter->base.close = close_lua_filter;
-	filter->base.fprintf = fprintf_lua_filter;
+	filter->base.fprintfp = fprintf_lua_filter;
 	filter->base.cleanup = cleanup_lua_filter;
 	filter->base.argument_count = argument_count;
 	filter->script_file = xstrdup(cmd);
@@ -385,7 +385,7 @@ int cgit_close_filter(struct cgit_filter *filter)
 
 void cgit_fprintf_filter(struct cgit_filter *filter, FILE *f, const char *prefix)
 {
-	filter->fprintf(filter, f, prefix);
+	filter->fprintfp(filter, f, prefix);
 }
 
 
diff --git a/git b/git
-Subproject c48035d29b4e524aed3a32f0403676f0d912886
+Subproject 39bf06adf96da25b87c9aa7d35a32ef3683eb4a
diff --git a/parsing.c b/parsing.c
index 72b59b3..5616d43 100644
--- a/parsing.c
+++ b/parsing.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 
 /*
@@ -198,7 +200,7 @@ struct taginfo *cgit_parse_tag(struct tag *tag)
 	const char *p;
 	struct taginfo *ret = NULL;
 
-	data = read_object_file(&tag->object.oid, &type, &size);
+	data = repo_read_object_file(the_repository, &tag->object.oid, &type, &size);
 	if (!data || type != OBJ_TAG)
 		goto cleanup;
 
diff --git a/scan-tree.c b/scan-tree.c
index 6a2f65a..84da86e 100644
--- a/scan-tree.c
+++ b/scan-tree.c
@@ -54,7 +54,7 @@ static void scan_tree_repo_config(const char *name, const char *value)
 	config_fn(repo, name, value);
 }
 
-static int gitconfig_config(const char *key, const char *value, void *cb)
+static int gitconfig_config(const char *key, const char *value, const struct config_context *, void *cb)
 {
 	const char *name;
 
diff --git a/shared.c b/shared.c
index 0bceb98..ae3f6c1 100644
--- a/shared.c
+++ b/shared.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 
 struct cgit_repolist cgit_repolist;
@@ -241,7 +243,7 @@ static int load_mmfile(mmfile_t *file, const struct object_id *oid)
 		file->ptr = (char *)"";
 		file->size = 0;
 	} else {
-		file->ptr = read_object_file(oid, &type,
+		file->ptr = repo_read_object_file(the_repository, oid, &type,
 		                           (unsigned long *)&file->size);
 	}
 	return 1;
@@ -343,7 +345,7 @@ void cgit_diff_tree(const struct object_id *old_oid,
 	struct diff_options opt;
 	struct pathspec_item *item;
 
-	diff_setup(&opt);
+	repo_diff_setup(the_repository, &opt);
 	opt.output_format = DIFF_FORMAT_CALLBACK;
 	opt.detect_rename = 1;
 	opt.rename_limit = ctx.cfg.renamelimit;
@@ -539,7 +541,9 @@ char *expand_macros(const char *txt)
 
 char *get_mimetype_for_filename(const char *filename)
 {
-	char *ext, *mimetype, *token, line[1024], *saveptr;
+	char *ext, *mimetype, line[1024];
+	struct string_list list = STRING_LIST_INIT_NODUP;
+	int i;
 	FILE *file;
 	struct string_list_item *mime;
 
@@ -564,13 +568,16 @@ char *get_mimetype_for_filename(const char *filename)
 	while (fgets(line, sizeof(line), file)) {
 		if (!line[0] || line[0] == '#')
 			continue;
-		mimetype = strtok_r(line, " \t\r\n", &saveptr);
-		while ((token = strtok_r(NULL, " \t\r\n", &saveptr))) {
-			if (!strcasecmp(ext, token)) {
+		string_list_split_in_place(&list, line, " \t\r\n", -1);
+		string_list_remove_empty_items(&list, 0);
+		mimetype = list.items[0].string;
+		for (i = 1; i < list.nr; i++) {
+			if (!strcasecmp(ext, list.items[i].string)) {
 				fclose(file);
 				return xstrdup(mimetype);
 			}
 		}
+		string_list_clear(&list, 0);
 	}
 	fclose(file);
 	return NULL;
diff --git a/ui-atom.c b/ui-atom.c
index 5f4ad7d..0659e96 100644
--- a/ui-atom.c
+++ b/ui-atom.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-atom.h"
 #include "html.h"
@@ -97,7 +99,7 @@ void cgit_print_atom(char *tip, const char *path, int max_count)
 		argv[argc++] = path;
 	}
 
-	init_revisions(&rev, NULL);
+	repo_init_revisions(the_repository, &rev, NULL);
 	rev.abbrev = DEFAULT_ABBREV;
 	rev.commit_format = CMIT_FMT_DEFAULT;
 	rev.verbose_header = 1;
diff --git a/ui-blame.c b/ui-blame.c
index aedce8d..d07b67f 100644
--- a/ui-blame.c
+++ b/ui-blame.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-blame.h"
 #include "html.h"
@@ -49,12 +51,12 @@ static void emit_blame_entry_hash(struct blame_entry *ent)
 
 	char *detail = emit_suspect_detail(suspect);
 	html("<span class='oid'>");
-	cgit_commit_link(find_unique_abbrev(oid, DEFAULT_ABBREV), detail,
+	cgit_commit_link(repo_find_unique_abbrev(the_repository, oid, DEFAULT_ABBREV), detail,
 			 NULL, ctx.qry.head, oid_to_hex(oid), suspect->path);
 	html("</span>");
 	free(detail);
 
-	if (!parse_commit(suspect->commit) && suspect->commit->parents) {
+	if (!repo_parse_commit(the_repository, suspect->commit) && suspect->commit->parents) {
 		struct commit *parent = suspect->commit->parents->item;
 
 		html(" ");
@@ -126,7 +128,7 @@ static void print_object(const struct object_id *oid, const char *path,
 		return;
 	}
 
-	buf = read_object_file(oid, &type, &size);
+	buf = repo_read_object_file(the_repository, oid, &type, &size);
 	if (!buf) {
 		cgit_print_error_page(500, "Internal server error",
 			"Error reading object %s", oid_to_hex(oid));
@@ -135,7 +137,7 @@ static void print_object(const struct object_id *oid, const char *path,
 
 	strvec_push(&rev_argv, "blame");
 	strvec_push(&rev_argv, rev);
-	init_revisions(&revs, NULL);
+	repo_init_revisions(the_repository, &revs, NULL);
 	revs.diffopt.flags.allow_textconv = 1;
 	setup_revisions(rev_argv.nr, rev_argv.v, &revs, NULL);
 	init_scoreboard(&sb);
@@ -287,13 +289,13 @@ void cgit_print_blame(void)
 	if (!rev)
 		rev = ctx.qry.head;
 
-	if (get_oid(rev, &oid)) {
+	if (repo_get_oid(the_repository, rev, &oid)) {
 		cgit_print_error_page(404, "Not found",
 			"Invalid revision name: %s", rev);
 		return;
 	}
 	commit = lookup_commit_reference(the_repository, &oid);
-	if (!commit || parse_commit(commit)) {
+	if (!commit || repo_parse_commit(the_repository, commit)) {
 		cgit_print_error_page(404, "Not found",
 			"Invalid commit reference: %s", rev);
 		return;
diff --git a/ui-blob.c b/ui-blob.c
index c10ae42..e554fe9 100644
--- a/ui-blob.c
+++ b/ui-blob.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-blob.h"
 #include "html.h"
@@ -52,7 +54,7 @@ int cgit_ref_path_exists(const char *path, const char *ref, int file_only)
 		.file_only = file_only
 	};
 
-	if (get_oid(ref, &oid))
+	if (repo_get_oid(the_repository, ref, &oid))
 		goto done;
 	if (oid_object_info(the_repository, &oid, &size) != OBJ_COMMIT)
 		goto done;
@@ -87,7 +89,7 @@ int cgit_print_file(char *path, const char *head, int file_only)
 		.file_only = file_only
 	};
 
-	if (get_oid(head, &oid))
+	if (repo_get_oid(the_repository, head, &oid))
 		return -1;
 	type = oid_object_info(the_repository, &oid, &size);
 	if (type == OBJ_COMMIT) {
@@ -100,7 +102,7 @@ int cgit_print_file(char *path, const char *head, int file_only)
 	}
 	if (type == OBJ_BAD)
 		return -1;
-	buf = read_object_file(&oid, &type, &size);
+	buf = repo_read_object_file(the_repository, &oid, &type, &size);
 	if (!buf)
 		return -1;
 	buf[size] = '\0';
@@ -138,7 +140,7 @@ void cgit_print_blob(const char *hex, char *path, const char *head, int file_onl
 			return;
 		}
 	} else {
-		if (get_oid(head, &oid)) {
+		if (repo_get_oid(the_repository, head, &oid)) {
 			cgit_print_error_page(404, "Not found",
 					"Bad ref: %s", head);
 			return;
@@ -160,7 +162,7 @@ void cgit_print_blob(const char *hex, char *path, const char *head, int file_onl
 		return;
 	}
 
-	buf = read_object_file(&oid, &type, &size);
+	buf = repo_read_object_file(the_repository, &oid, &type, &size);
 	if (!buf) {
 		cgit_print_error_page(500, "Internal server error",
 				"Error reading object %s", hex);
diff --git a/ui-clone.c b/ui-clone.c
index 5dccb63..df196a0 100644
--- a/ui-clone.c
+++ b/ui-clone.c
@@ -7,6 +7,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-clone.h"
 #include "html.h"
@@ -87,7 +89,8 @@ void cgit_clone_info(void)
 	ctx.page.mimetype = "text/plain";
 	ctx.page.filename = "info/refs";
 	cgit_print_http_headers();
-	for_each_ref(print_ref_info, NULL);
+	refs_for_each_ref(get_main_ref_store(the_repository),
+			  print_ref_info, NULL);
 }
 
 void cgit_clone_objects(void)
diff --git a/ui-commit.c b/ui-commit.c
index 0787237..972e9bc 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-commit.h"
 #include "html.h"
@@ -26,7 +28,7 @@ void cgit_print_commit(char *hex, const char *prefix)
 	if (!hex)
 		hex = ctx.qry.head;
 
-	if (get_oid(hex, &oid)) {
+	if (repo_get_oid(the_repository, hex, &oid)) {
 		cgit_print_error_page(400, "Bad request",
 				"Bad object id: %s", hex);
 		return;
diff --git a/ui-diff.c b/ui-diff.c
index 5ed5990..a824546 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-diff.h"
 #include "html.h"
@@ -258,8 +260,8 @@ static void header(const struct object_id *oid1, char *path1, int mode1,
 		htmlf("<br/>deleted file mode %.6o", mode1);
 
 	if (!subproject) {
-		abbrev1 = xstrdup(find_unique_abbrev(oid1, DEFAULT_ABBREV));
-		abbrev2 = xstrdup(find_unique_abbrev(oid2, DEFAULT_ABBREV));
+		abbrev1 = xstrdup(repo_find_unique_abbrev(the_repository, oid1, DEFAULT_ABBREV));
+		abbrev2 = xstrdup(repo_find_unique_abbrev(the_repository, oid2, DEFAULT_ABBREV));
 		htmlf("<br/>index %s..%s", abbrev1, abbrev2);
 		free(abbrev1);
 		free(abbrev2);
@@ -402,13 +404,13 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
 
 	if (!new_rev)
 		new_rev = ctx.qry.head;
-	if (get_oid(new_rev, new_rev_oid)) {
+	if (repo_get_oid(the_repository, new_rev, new_rev_oid)) {
 		cgit_print_error_page(404, "Not found",
 			"Bad object name: %s", new_rev);
 		return;
 	}
 	commit = lookup_commit_reference(the_repository, new_rev_oid);
-	if (!commit || parse_commit(commit)) {
+	if (!commit || repo_parse_commit(the_repository, commit)) {
 		cgit_print_error_page(404, "Not found",
 			"Bad commit: %s", oid_to_hex(new_rev_oid));
 		return;
@@ -416,7 +418,7 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
 	new_tree_oid = get_commit_tree_oid(commit);
 
 	if (old_rev) {
-		if (get_oid(old_rev, old_rev_oid)) {
+		if (repo_get_oid(the_repository, old_rev, old_rev_oid)) {
 			cgit_print_error_page(404, "Not found",
 				"Bad object name: %s", old_rev);
 			return;
@@ -424,12 +426,12 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
 	} else if (commit->parents && commit->parents->item) {
 		oidcpy(old_rev_oid, &commit->parents->item->object.oid);
 	} else {
-		oidclr(old_rev_oid);
+		oidclr(old_rev_oid, the_repository->hash_algo);
 	}
 
 	if (!is_null_oid(old_rev_oid)) {
 		commit2 = lookup_commit_reference(the_repository, old_rev_oid);
-		if (!commit2 || parse_commit(commit2)) {
+		if (!commit2 || repo_parse_commit(the_repository, commit2)) {
 			cgit_print_error_page(404, "Not found",
 				"Bad commit: %s", oid_to_hex(old_rev_oid));
 			return;
@@ -442,7 +444,7 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
 	if (raw) {
 		struct diff_options diffopt;
 
-		diff_setup(&diffopt);
+		repo_diff_setup(the_repository, &diffopt);
 		diffopt.output_format = DIFF_FORMAT_PATCH;
 		diffopt.flags.recursive = 1;
 		diff_setup_done(&diffopt);
diff --git a/ui-log.c b/ui-log.c
index 311304a..ee2a607 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-log.h"
 #include "html.h"
@@ -80,7 +82,8 @@ void show_commit_decorations(struct commit *commit)
 				ctx.qry.showmsg, 0);
 			break;
 		case DECORATION_REF_TAG:
-			if (!read_ref(deco->name, &oid_tag) && !peel_iterated_oid(&oid_tag, &peeled))
+			if (!refs_read_ref(get_main_ref_store(the_repository), deco->name, &oid_tag) &&
+			    !peel_iterated_oid(the_repository, &oid_tag, &peeled))
 				is_annotated = !oideq(&oid_tag, &peeled);
 			cgit_tag_link(buf, NULL, is_annotated ? "tag-annotated-deco" : "tag-deco", buf);
 			break;
@@ -146,7 +149,7 @@ static int show_commit(struct commit *commit, struct rev_info *revs)
 	/* When we get here we have precisely one parent. */
 	parent = parents->item;
 	/* If we can't parse the commit, let print_commit() report an error. */
-	if (parse_commit(parent))
+	if (repo_parse_commit(the_repository, parent))
 		return 1;
 
 	files = 0;
@@ -330,7 +333,7 @@ static const char *disambiguate_ref(const char *ref, int *must_free_result)
 	struct strbuf longref = STRBUF_INIT;
 
 	strbuf_addf(&longref, "refs/heads/%s", ref);
-	if (get_oid(longref.buf, &oid) == 0) {
+	if (repo_get_oid(the_repository, longref.buf, &oid) == 0) {
 		*must_free_result = 1;
 		return strbuf_detach(&longref, NULL);
 	}
@@ -430,7 +433,7 @@ void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern
 	if (path)
 		strvec_push(&rev_argv, path);
 
-	init_revisions(&rev, NULL);
+	repo_init_revisions(the_repository, &rev, NULL);
 	rev.abbrev = DEFAULT_ABBREV;
 	rev.commit_format = CMIT_FMT_DEFAULT;
 	rev.verbose_header = 1;
diff --git a/ui-patch.c b/ui-patch.c
index 4ac03cb..f9d2eeb 100644
--- a/ui-patch.c
+++ b/ui-patch.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-patch.h"
 #include "html.h"
@@ -31,7 +33,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
 	if (!new_rev)
 		new_rev = ctx.qry.head;
 
-	if (get_oid(new_rev, &new_rev_oid)) {
+	if (repo_get_oid(the_repository, new_rev, &new_rev_oid)) {
 		cgit_print_error_page(404, "Not found",
 				"Bad object id: %s", new_rev);
 		return;
@@ -44,7 +46,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
 	}
 
 	if (old_rev) {
-		if (get_oid(old_rev, &old_rev_oid)) {
+		if (repo_get_oid(the_repository, old_rev, &old_rev_oid)) {
 			cgit_print_error_page(404, "Not found",
 					"Bad object id: %s", old_rev);
 			return;
@@ -57,7 +59,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
 	} else if (commit->parents && commit->parents->item) {
 		oidcpy(&old_rev_oid, &commit->parents->item->object.oid);
 	} else {
-		oidclr(&old_rev_oid);
+		oidclr(&old_rev_oid, the_repository->hash_algo);
 	}
 
 	if (is_null_oid(&old_rev_oid)) {
@@ -78,7 +80,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
 			      "%s%n%n%w(0)%b";
 	}
 
-	init_revisions(&rev, NULL);
+	repo_init_revisions(the_repository, &rev, NULL);
 	rev.abbrev = DEFAULT_ABBREV;
 	rev.verbose_header = 1;
 	rev.diff = 1;
diff --git a/ui-plain.c b/ui-plain.c
index 65a205f..4d69607 100644
--- a/ui-plain.c
+++ b/ui-plain.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-plain.h"
 #include "html.h"
@@ -28,7 +30,7 @@ static int print_object(const struct object_id *oid, const char *path)
 		return 0;
 	}
 
-	buf = read_object_file(oid, &type, &size);
+	buf = repo_read_object_file(the_repository, oid, &type, &size);
 	if (!buf) {
 		cgit_print_error_page(404, "Not found", "Not found");
 		return 0;
@@ -181,12 +183,12 @@ void cgit_print_plain(void)
 	if (!rev)
 		rev = ctx.qry.head;
 
-	if (get_oid(rev, &oid)) {
+	if (repo_get_oid(the_repository, rev, &oid)) {
 		cgit_print_error_page(404, "Not found", "Not found");
 		return;
 	}
 	commit = lookup_commit_reference(the_repository, &oid);
-	if (!commit || parse_commit(commit)) {
+	if (!commit || repo_parse_commit(the_repository, commit)) {
 		cgit_print_error_page(404, "Not found", "Not found");
 		return;
 	}
diff --git a/ui-refs.c b/ui-refs.c
index 456f610..11fb9fc 100644
--- a/ui-refs.c
+++ b/ui-refs.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-refs.h"
 #include "html.h"
@@ -155,9 +157,11 @@ void cgit_print_branches(int maxcount)
 
 	list.refs = NULL;
 	list.alloc = list.count = 0;
-	for_each_branch_ref(cgit_refs_cb, &list);
+	refs_for_each_branch_ref(get_main_ref_store(the_repository),
+				 cgit_refs_cb, &list);
 	if (ctx.repo->enable_remote_branches)
-		for_each_remote_ref(cgit_refs_cb, &list);
+		refs_for_each_remote_ref(get_main_ref_store(the_repository),
+					 cgit_refs_cb, &list);
 
 	if (maxcount == 0 || maxcount > list.count)
 		maxcount = list.count;
@@ -182,7 +186,8 @@ void cgit_print_tags(int maxcount)
 
 	list.refs = NULL;
 	list.alloc = list.count = 0;
-	for_each_tag_ref(cgit_refs_cb, &list);
+	refs_for_each_tag_ref(get_main_ref_store(the_repository),
+			      cgit_refs_cb, &list);
 	if (list.count == 0)
 		return;
 	qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
diff --git a/ui-shared.c b/ui-shared.c
index baea6f2..6fae72d 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-shared.h"
 #include "cmd.h"
@@ -662,12 +664,12 @@ void cgit_submodule_link(const char *class, char *path, const char *rev)
 		path[len - 1] = tail;
 }
 
-const struct date_mode *cgit_date_mode(enum date_mode_type type)
+const struct date_mode cgit_date_mode(enum date_mode_type type)
 {
 	static struct date_mode mode;
 	mode.type = type;
 	mode.local = ctx.cfg.local_time;
-	return &mode;
+	return mode;
 }
 
 static void print_rel_date(time_t t, int tz, double value,
@@ -1041,9 +1043,11 @@ static void print_header(void)
 			html("<form method='get'>\n");
 			cgit_add_hidden_formfields(0, 1, ctx.qry.page);
 			html("<select name='h' onchange='this.form.submit();'>\n");
-			for_each_branch_ref(print_branch_option, ctx.qry.head);
+			refs_for_each_branch_ref(get_main_ref_store(the_repository),
+						 print_branch_option, ctx.qry.head);
 			if (ctx.repo->enable_remote_branches)
-				for_each_remote_ref(print_branch_option, ctx.qry.head);
+				refs_for_each_remote_ref(get_main_ref_store(the_repository),
+							 print_branch_option, ctx.qry.head);
 			html("</select> ");
 			html("<input type='submit' value='switch'/>");
 			html("</form>");
@@ -1188,11 +1192,11 @@ void cgit_compose_snapshot_prefix(struct strbuf *filename, const char *base,
 	 * name starts with {v,V}[0-9] and the prettify mapping is injective,
 	 * i.e. each stripped tag can be inverted without ambiguities.
 	 */
-	if (get_oid(fmt("refs/tags/%s", ref), &oid) == 0 &&
+	if (repo_get_oid(the_repository, fmt("refs/tags/%s", ref), &oid) == 0 &&
 	    (ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]) &&
-	    ((get_oid(fmt("refs/tags/%s", ref + 1), &oid) == 0) +
-	     (get_oid(fmt("refs/tags/v%s", ref + 1), &oid) == 0) +
-	     (get_oid(fmt("refs/tags/V%s", ref + 1), &oid) == 0) == 1))
+	    ((repo_get_oid(the_repository, fmt("refs/tags/%s", ref + 1), &oid) == 0) +
+	     (repo_get_oid(the_repository, fmt("refs/tags/v%s", ref + 1), &oid) == 0) +
+	     (repo_get_oid(the_repository, fmt("refs/tags/V%s", ref + 1), &oid) == 0) == 1))
 		ref++;
 
 	strbuf_addf(filename, "%s-%s", base, ref);
diff --git a/ui-shared.h b/ui-shared.h
index 6964873..f12fa99 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -65,7 +65,7 @@ __attribute__((format (printf,1,2)))
 extern void cgit_print_error(const char *fmt, ...);
 __attribute__((format (printf,1,0)))
 extern void cgit_vprint_error(const char *fmt, va_list ap);
-extern const struct date_mode *cgit_date_mode(enum date_mode_type type);
+extern const struct date_mode cgit_date_mode(enum date_mode_type type);
 extern void cgit_print_age(time_t t, int tz, time_t max_relative);
 extern void cgit_print_http_headers(void);
 extern void cgit_redirect(const char *url, bool permanent);
diff --git a/ui-snapshot.c b/ui-snapshot.c
index 18361a6..3e38cd5 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-snapshot.h"
 #include "html.h"
@@ -117,7 +119,7 @@ const struct object_id *cgit_snapshot_get_sig(const char *ref,
 	struct notes_tree *tree;
 	struct object_id oid;
 
-	if (get_oid(ref, &oid))
+	if (repo_get_oid(the_repository, ref, &oid))
 		return NULL;
 
 	tree = &snapshot_sig_notes[f - &cgit_snapshot_formats[0]];
@@ -156,7 +158,7 @@ static int make_snapshot(const struct cgit_snapshot_format *format,
 {
 	struct object_id oid;
 
-	if (get_oid(hex, &oid)) {
+	if (repo_get_oid(the_repository, hex, &oid)) {
 		cgit_print_error_page(404, "Not found",
 				"Bad object id: %s", hex);
 		return 1;
@@ -190,7 +192,7 @@ static int write_sig(const struct cgit_snapshot_format *format,
 		return 0;
 	}
 
-	buf = read_object_file(note, &type, &size);
+	buf = repo_read_object_file(the_repository, note, &type, &size);
 	if (!buf) {
 		cgit_print_error_page(404, "Not found", "Not found");
 		return 0;
@@ -230,7 +232,7 @@ static const char *get_ref_from_filename(const struct cgit_repo *repo,
 	strbuf_addstr(&snapshot, filename);
 	strbuf_setlen(&snapshot, snapshot.len - strlen(format->suffix));
 
-	if (get_oid(snapshot.buf, &oid) == 0)
+	if (repo_get_oid(the_repository, snapshot.buf, &oid) == 0)
 		goto out;
 
 	reponame = cgit_snapshot_prefix(repo);
@@ -242,15 +244,15 @@ static const char *get_ref_from_filename(const struct cgit_repo *repo,
 		strbuf_splice(&snapshot, 0, new_start - snapshot.buf, "", 0);
 	}
 
-	if (get_oid(snapshot.buf, &oid) == 0)
+	if (repo_get_oid(the_repository, snapshot.buf, &oid) == 0)
 		goto out;
 
 	strbuf_insert(&snapshot, 0, "v", 1);
-	if (get_oid(snapshot.buf, &oid) == 0)
+	if (repo_get_oid(the_repository, snapshot.buf, &oid) == 0)
 		goto out;
 
 	strbuf_splice(&snapshot, 0, 1, "V", 1);
-	if (get_oid(snapshot.buf, &oid) == 0)
+	if (repo_get_oid(the_repository, snapshot.buf, &oid) == 0)
 		goto out;
 
 	result = 0;
diff --git a/ui-stats.c b/ui-stats.c
index 40ed6c2..02c60ef 100644
--- a/ui-stats.c
+++ b/ui-stats.c
@@ -1,3 +1,13 @@
+/* ui-stats.c: generate stats view
+ *
+ * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-stats.h"
 #include "html.h"
@@ -230,7 +240,7 @@ static struct string_list collect_stats(const struct cgit_period *period)
 		argv[4] = ctx.qry.path;
 		argc += 2;
 	}
-	init_revisions(&rev, NULL);
+	repo_init_revisions(the_repository, &rev, NULL);
 	rev.abbrev = DEFAULT_ABBREV;
 	rev.commit_format = CMIT_FMT_DEFAULT;
 	rev.max_parents = 1;
diff --git a/ui-tag.c b/ui-tag.c
index 424bbcc..3b11226 100644
--- a/ui-tag.c
+++ b/ui-tag.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+#define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-tag.h"
 #include "html.h"
@@ -48,7 +50,7 @@ void cgit_print_tag(char *revname)
 		revname = ctx.qry.head;
 
 	strbuf_addf(&fullref, "refs/tags/%s", revname);
-	if (get_oid(fullref.buf, &oid)) {
+	if (repo_get_oid(the_repository, fullref.buf, &oid)) {
 		cgit_print_error_page(404, "Not found",
 			"Bad tag reference: %s", revname);
 		goto cleanup;
diff --git a/ui-tree.c b/ui-tree.c
index 98ce1ca..3d8a2eb 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -6,6 +6,8 @@
  *   (see COPYING for full license text)
  */
 
+ #define USE_THE_REPOSITORY_VARIABLE
+
 #include "cgit.h"
 #include "ui-tree.h"
 #include "html.h"
@@ -98,7 +100,7 @@ static void print_object(const struct object_id *oid, const char *path, const ch
 		return;
 	}
 
-	buf = read_object_file(oid, &type, &size);
+	buf = repo_read_object_file(the_repository, oid, &type, &size);
 	if (!buf) {
 		cgit_print_error_page(500, "Internal server error",
 			"Error reading object %s", oid_to_hex(oid));
@@ -242,7 +244,7 @@ static int ls_item(const struct object_id *oid, struct strbuf *base,
 	}
 	if (S_ISLNK(mode)) {
 		html(" -> ");
-		buf = read_object_file(oid, &type, &size);
+		buf = repo_read_object_file(the_repository, oid, &type, &size);
 		if (!buf) {
 			htmlf("Error reading object: %s", oid_to_hex(oid));
 			goto cleanup;
@@ -372,13 +374,13 @@ void cgit_print_tree(const char *rev, char *path)
 	if (!rev)
 		rev = ctx.qry.head;
 
-	if (get_oid(rev, &oid)) {
+	if (repo_get_oid(the_repository, rev, &oid)) {
 		cgit_print_error_page(404, "Not found",
 			"Invalid revision name: %s", rev);
 		return;
 	}
 	commit = lookup_commit_reference(the_repository, &oid);
-	if (!commit || parse_commit(commit)) {
+	if (!commit || repo_parse_commit(the_repository, commit)) {
 		cgit_print_error_page(404, "Not found",
 			"Invalid commit reference: %s", rev);
 		return;