mirror of
https://github.com/git/git
synced 2024-09-17 23:41:33 +00:00
packed_ref_cache: add a backlink to the associated packed_ref_store
It will prove convenient in upcoming patches. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
parent
157113c614
commit
f0a7dc86d2
|
@ -7,7 +7,15 @@
|
||||||
#include "../iterator.h"
|
#include "../iterator.h"
|
||||||
#include "../lockfile.h"
|
#include "../lockfile.h"
|
||||||
|
|
||||||
|
struct packed_ref_store;
|
||||||
|
|
||||||
struct packed_ref_cache {
|
struct packed_ref_cache {
|
||||||
|
/*
|
||||||
|
* A back-pointer to the packed_ref_store with which this
|
||||||
|
* cache is associated:
|
||||||
|
*/
|
||||||
|
struct packed_ref_store *refs;
|
||||||
|
|
||||||
struct ref_cache *cache;
|
struct ref_cache *cache;
|
||||||
|
|
||||||
/*
|
/*
|
||||||
|
@ -154,7 +162,7 @@ static const char *parse_ref_line(struct strbuf *line, struct object_id *oid)
|
||||||
}
|
}
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Read from `packed_refs_file` into a newly-allocated
|
* Read from the `packed-refs` file into a newly-allocated
|
||||||
* `packed_ref_cache` and return it. The return value will already
|
* `packed_ref_cache` and return it. The return value will already
|
||||||
* have its reference count incremented.
|
* have its reference count incremented.
|
||||||
*
|
*
|
||||||
|
@ -182,7 +190,7 @@ static const char *parse_ref_line(struct strbuf *line, struct object_id *oid)
|
||||||
* compatibility with older clients, but we do not require it
|
* compatibility with older clients, but we do not require it
|
||||||
* (i.e., "peeled" is a no-op if "fully-peeled" is set).
|
* (i.e., "peeled" is a no-op if "fully-peeled" is set).
|
||||||
*/
|
*/
|
||||||
static struct packed_ref_cache *read_packed_refs(const char *packed_refs_file)
|
static struct packed_ref_cache *read_packed_refs(struct packed_ref_store *refs)
|
||||||
{
|
{
|
||||||
FILE *f;
|
FILE *f;
|
||||||
struct packed_ref_cache *packed_refs = xcalloc(1, sizeof(*packed_refs));
|
struct packed_ref_cache *packed_refs = xcalloc(1, sizeof(*packed_refs));
|
||||||
|
@ -191,11 +199,12 @@ static struct packed_ref_cache *read_packed_refs(const char *packed_refs_file)
|
||||||
enum { PEELED_NONE, PEELED_TAGS, PEELED_FULLY } peeled = PEELED_NONE;
|
enum { PEELED_NONE, PEELED_TAGS, PEELED_FULLY } peeled = PEELED_NONE;
|
||||||
struct ref_dir *dir;
|
struct ref_dir *dir;
|
||||||
|
|
||||||
|
packed_refs->refs = refs;
|
||||||
acquire_packed_ref_cache(packed_refs);
|
acquire_packed_ref_cache(packed_refs);
|
||||||
packed_refs->cache = create_ref_cache(NULL, NULL);
|
packed_refs->cache = create_ref_cache(NULL, NULL);
|
||||||
packed_refs->cache->root->flag &= ~REF_INCOMPLETE;
|
packed_refs->cache->root->flag &= ~REF_INCOMPLETE;
|
||||||
|
|
||||||
f = fopen(packed_refs_file, "r");
|
f = fopen(refs->path, "r");
|
||||||
if (!f) {
|
if (!f) {
|
||||||
if (errno == ENOENT) {
|
if (errno == ENOENT) {
|
||||||
/*
|
/*
|
||||||
|
@ -205,7 +214,7 @@ static struct packed_ref_cache *read_packed_refs(const char *packed_refs_file)
|
||||||
*/
|
*/
|
||||||
return packed_refs;
|
return packed_refs;
|
||||||
} else {
|
} else {
|
||||||
die_errno("couldn't read %s", packed_refs_file);
|
die_errno("couldn't read %s", refs->path);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -218,7 +227,7 @@ static struct packed_ref_cache *read_packed_refs(const char *packed_refs_file)
|
||||||
const char *traits;
|
const char *traits;
|
||||||
|
|
||||||
if (!line.len || line.buf[line.len - 1] != '\n')
|
if (!line.len || line.buf[line.len - 1] != '\n')
|
||||||
die("unterminated line in %s: %s", packed_refs_file, line.buf);
|
die("unterminated line in %s: %s", refs->path, line.buf);
|
||||||
|
|
||||||
if (skip_prefix(line.buf, "# pack-refs with:", &traits)) {
|
if (skip_prefix(line.buf, "# pack-refs with:", &traits)) {
|
||||||
if (strstr(traits, " fully-peeled "))
|
if (strstr(traits, " fully-peeled "))
|
||||||
|
@ -258,7 +267,7 @@ static struct packed_ref_cache *read_packed_refs(const char *packed_refs_file)
|
||||||
last->flag |= REF_KNOWS_PEELED;
|
last->flag |= REF_KNOWS_PEELED;
|
||||||
} else {
|
} else {
|
||||||
strbuf_setlen(&line, line.len - 1);
|
strbuf_setlen(&line, line.len - 1);
|
||||||
die("unexpected line in %s: %s", packed_refs_file, line.buf);
|
die("unexpected line in %s: %s", refs->path, line.buf);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -293,7 +302,7 @@ static struct packed_ref_cache *get_packed_ref_cache(struct packed_ref_store *re
|
||||||
validate_packed_ref_cache(refs);
|
validate_packed_ref_cache(refs);
|
||||||
|
|
||||||
if (!refs->cache)
|
if (!refs->cache)
|
||||||
refs->cache = read_packed_refs(refs->path);
|
refs->cache = read_packed_refs(refs);
|
||||||
|
|
||||||
return refs->cache;
|
return refs->cache;
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in a new issue