1 files changed, 22 insertions, 20 deletions

diff --git a/builtin/repack.c b/builtin/repack.c
index f834b5551b..0781763b06 100644
--- a/builtin/repack.c
+++ b/builtin/repack.c
@@ -11,6 +11,7 @@
 #include "midx.h"
 #include "packfile.h"
 #include "object-store.h"
+#include "promisor-remote.h"
 
 static int delta_base_offset = 1;
 static int pack_kept_objects = -1;
@@ -129,19 +130,9 @@ static void get_non_kept_pack_filenames(struct string_list *fname_list,
 
 static void remove_redundant_pack(const char *dir_name, const char *base_name)
 {
-	const char *exts[] = {".pack", ".idx", ".keep", ".bitmap", ".promisor"};
-	int i;
 	struct strbuf buf = STRBUF_INIT;
-	size_t plen;
-
-	strbuf_addf(&buf, "%s/%s", dir_name, base_name);
-	plen = buf.len;
-
-	for (i = 0; i < ARRAY_SIZE(exts); i++) {
-		strbuf_setlen(&buf, plen);
-		strbuf_addstr(&buf, exts[i]);
-		unlink(buf.buf);
-	}
+	strbuf_addf(&buf, "%s/%s.pack", dir_name, base_name);
+	unlink_pack_path(buf.buf, 1);
 	strbuf_release(&buf);
 }
 
@@ -200,7 +191,7 @@ static int write_oid(const struct object_id *oid, struct packed_git *pack,
 			die(_("could not start pack-objects to repack promisor objects"));
 	}
 
-	xwrite(cmd->in, oid_to_hex(oid), GIT_SHA1_HEXSZ);
+	xwrite(cmd->in, oid_to_hex(oid), the_hash_algo->hexsz);
 	xwrite(cmd->in, "\n", 1);
 	return 0;
 }
@@ -242,6 +233,13 @@ static void repack_promisor_objects(const struct pack_objects_args *args,
 		/*
 		 * pack-objects creates the .pack and .idx files, but not the
 		 * .promisor file. Create the .promisor file, which is empty.
+		 *
+		 * NEEDSWORK: fetch-pack sometimes generates non-empty
+		 * .promisor files containing the ref names and associated
+		 * hashes at the point of generation of the corresponding
+		 * packfile, but this would not preserve their contents. Maybe
+		 * concatenate the contents of all .promisor files instead of
+		 * just creating a new empty file.
 		 */
 		promisor_name = mkpathdup("%s-%s.promisor", packtmp,
 					  line.buf);
@@ -343,11 +341,13 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
 	    (unpack_unreachable || (pack_everything & LOOSEN_UNREACHABLE)))
 		die(_("--keep-unreachable and -A are incompatible"));
 
-	if (write_bitmaps < 0)
-		write_bitmaps = (pack_everything & ALL_INTO_ONE) &&
-				 is_bare_repository();
+	if (write_bitmaps < 0) {
+		if (!(pack_everything & ALL_INTO_ONE) ||
+		    !is_bare_repository())
+			write_bitmaps = 0;
+	}
 	if (pack_kept_objects < 0)
-		pack_kept_objects = write_bitmaps;
+		pack_kept_objects = write_bitmaps > 0;
 
 	if (write_bitmaps && !(pack_everything & ALL_INTO_ONE))
 		die(_(incremental_bitmap_conflict_error));
@@ -369,10 +369,12 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
 	argv_array_push(&cmd.args, "--all");
 	argv_array_push(&cmd.args, "--reflog");
 	argv_array_push(&cmd.args, "--indexed-objects");
-	if (repository_format_partial_clone)
+	if (has_promisor_remote())
 		argv_array_push(&cmd.args, "--exclude-promisor-objects");
-	if (write_bitmaps)
+	if (write_bitmaps > 0)
 		argv_array_push(&cmd.args, "--write-bitmap-index");
+	else if (write_bitmaps < 0)
+		argv_array_push(&cmd.args, "--write-bitmap-index-quiet");
 	if (use_delta_islands)
 		argv_array_push(&cmd.args, "--delta-islands");
 
@@ -567,7 +569,7 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
 	remove_temporary_files();
 
 	if (git_env_bool(GIT_TEST_MULTI_PACK_INDEX, 0))
-		write_midx_file(get_object_directory());
+		write_midx_file(get_object_directory(), 0);
 
 	string_list_clear(&names, 0);
 	string_list_clear(&rollback, 0);