alloc: add repository argument to alloc_commit_index

This is a small mechanical change; it doesn't change the
implementation to handle repositories other than the_repository yet.
Use a macro to catch callers passing a repository other than
the_repository at compile time.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/cache.h b/cache.h
index 01cc207..0e6c5dd 100644
--- a/cache.h
+++ b/cache.h
@@ -1776,7 +1776,8 @@ extern void *alloc_tag_node_the_repository(void);
 extern void *alloc_object_node_the_repository(void);
 #define alloc_report(r) alloc_report_##r()
 extern void alloc_report_the_repository(void);
-extern unsigned int alloc_commit_index(void);
+#define alloc_commit_index(r) alloc_commit_index_##r()
+extern unsigned int alloc_commit_index_the_repository(void);
 
 /* pkt-line.c */
 void packet_trace_identity(const char *prog);