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diff: refactor object read

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Refactor the object reads in diff_populate_filespec() to have the first
object read not be in an if/else branch, because in a future patch, a
retry will be added to that first object read.

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jonathan Tan 2020-04-07 15:11:42 -07:00 committed by Junio C Hamano
parent 1c37e86ab2
commit c14b6f83ec
1 changed files with 21 additions and 8 deletions
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29
diff.c
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@ -4023,12 +4023,22 @@ int diff_populate_filespec(struct repository *r,
}
}
else {
enum object_type type;
struct object_info info = {
.sizep = &s->size
};
if (!(size_only || check_binary))
/*
* Set contentp, since there is no chance that merely
* the size is sufficient.
*/
info.contentp = &s->data;
if (oid_object_info_extended(r, &s->oid, &info,
OBJECT_INFO_LOOKUP_REPLACE))
die("unable to read %s", oid_to_hex(&s->oid));
if (size_only || check_binary) {
type = oid_object_info(r, &s->oid, &s->size);
if (type < 0)
die("unable to read %s",
oid_to_hex(&s->oid));
if (size_only)
return 0;
if (s->size > big_file_threshold && s->is_binary == -1) {
@ -4036,9 +4046,12 @@ int diff_populate_filespec(struct repository *r,
return 0;
}
}
s->data = repo_read_object_file(r, &s->oid, &type, &s->size);
if (!s->data)
die("unable to read %s", oid_to_hex(&s->oid));
if (!info.contentp) {
info.contentp = &s->data;
if (oid_object_info_extended(r, &s->oid, &info,
OBJECT_INFO_LOOKUP_REPLACE))
die("unable to read %s", oid_to_hex(&s->oid));
}
s->should_free = 1;
}
return 0;