sha1_file: export `git_open_noatime`

The `git_open_noatime` helper can be of general interest for other consumers of git's different on-disk formats. Signed-off-by: Vicent Marti <tanoku@gmail.com> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Vicent Marti committed Oct 24, 2013 at 14:01 UTC ec73f5807cd6e6f6d55e716cde80637a1019d67d
2 files changed +2 -3
cache.h
+1
@@ -780,6 +780,7 @@ extern int hash_sha1_file(const void *buf, unsigned long len, const char *type,
780 extern int write_sha1_file(const void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
781 extern int pretend_sha1_file(void *, unsigned long, enum object_type, unsigned char *);
782 extern int force_object_loose(const unsigned char *sha1, time_t mtime);
783 +extern int git_open_noatime(const char *name);
784 extern void *map_sha1_file(const unsigned char *sha1, unsigned long *size);
785 extern int unpack_sha1_header(git_zstream *stream, unsigned char *map, unsigned long mapsize, void *buffer, unsigned long bufsiz);
786 extern int parse_sha1_header(const char *hdr, unsigned long *sizep);
sha1_file.c
+1 -3
@@ -239,8 +239,6 @@ char *sha1_pack_index_name(const unsigned char *sha1)
239 struct alternate_object_database *alt_odb_list;
240 static struct alternate_object_database **alt_odb_tail;
241
242 -static int git_open_noatime(const char *name);
243 -
242 /*
243 * Prepare alternate object database registry.
244 *
@@ -1357,7 +1355,7 @@ int check_sha1_signature(const unsigned char *sha1, void *map,
1355 return hashcmp(sha1, real_sha1) ? -1 : 0;
1356 }
1357
1360 -static int git_open_noatime(const char *name)
1358 +int git_open_noatime(const char *name)
1359 {
1360 static int sha1_file_open_flag = O_NOATIME;
1361