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move pack creation to version 3

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It's been quite a while now that GIT is able to read version 3 packs.
Let's create them at last.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Nicolas Pitre 2006-09-21 00:11:59 -04:00 committed by Junio C Hamano
parent 3d5c0cc938
commit 16854571aa
2 changed files with 7 additions and 3 deletions
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8
diff-delta.c
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@ -308,8 +308,8 @@ create_delta(const struct delta_index *index,
continue;
if (ref_size > top - src)
ref_size = top - src;
if (ref_size > 0x10000)
ref_size = 0x10000;
if (ref_size > 0xffffff)
ref_size = 0xffffff;
if (ref_size <= msize)
break;
while (ref_size-- && *src++ == *ref)
@ -318,6 +318,8 @@ create_delta(const struct delta_index *index,
/* this is our best match so far */
msize = ref - entry->ptr;
moff = entry->ptr - ref_data;
if (msize >= 0x10000)
break; /* this is good enough */
}
}
@ -381,6 +383,8 @@ create_delta(const struct delta_index *index,
if (msize & 0xff) { out[outpos++] = msize; i |= 0x10; }
msize >>= 8;
if (msize & 0xff) { out[outpos++] = msize; i |= 0x20; }
msize >>= 8;
if (msize & 0xff) { out[outpos++] = msize; i |= 0x40; }
*op = i;
}

2
pack.h
View File

@ -7,7 +7,7 @@
* Packed object header
*/
#define PACK_SIGNATURE 0x5041434b /* "PACK" */
#define PACK_VERSION 2
#define PACK_VERSION 3
#define pack_version_ok(v) ((v) == htonl(2) || (v) == htonl(3))
struct pack_header {
unsigned int hdr_signature;