On Tue, Nov 21, 2017 at 10:07 PM, Jeff Hostetler <g...@jeffhostetler.com> wrote:
> From: Jonathan Tan <jonathanta...@google.com>
> diff --git a/sha1_file.c b/sha1_file.c
> index 10c3a00..fc7718a 100644
> --- a/sha1_file.c
> +++ b/sha1_file.c
> @@ -29,6 +29,7 @@
> #include "mergesort.h"
> #include "quote.h"
> #include "packfile.h"
> +#include "fetch-object.h"
>
> const unsigned char null_sha1[GIT_MAX_RAWSZ];
> const struct object_id null_oid;
> @@ -1144,6 +1145,8 @@ static int sha1_loose_object_info(const unsigned char
> *sha1,
> return (status < 0) ? status : 0;
> }
>
> +int fetch_if_missing = 1;
> +
> int sha1_object_info_extended(const unsigned char *sha1, struct object_info
> *oi, unsigned flags)
> {
> static struct object_info blank_oi = OBJECT_INFO_INIT;
> @@ -1152,6 +1155,7 @@ int sha1_object_info_extended(const unsigned char
> *sha1, struct object_info *oi,
> const unsigned char *real = (flags & OBJECT_INFO_LOOKUP_REPLACE) ?
> lookup_replace_object(sha1) :
> sha1;
> + int already_retried = 0;
>
> if (!oi)
> oi = &blank_oi;
> @@ -1176,28 +1180,36 @@ int sha1_object_info_extended(const unsigned char
> *sha1, struct object_info *oi,
> }
> }
>
> - if (!find_pack_entry(real, &e)) {
> - /* Most likely it's a loose object. */
> - if (!sha1_loose_object_info(real, oi, flags))
> - return 0;
> +retry:
> + if (find_pack_entry(real, &e))
> + goto found_packed;
>
> - /* Not a loose object; someone else may have just packed it.
> */
> - if (flags & OBJECT_INFO_QUICK) {
> - return -1;
> - } else {
> - reprepare_packed_git();
> - if (!find_pack_entry(real, &e))
> - return -1;
> - }
> + /* Most likely it's a loose object. */
> + if (!sha1_loose_object_info(real, oi, flags))
> + return 0;
> +
> + /* Not a loose object; someone else may have just packed it. */
> + reprepare_packed_git();
> + if (find_pack_entry(real, &e))
> + goto found_packed;
> +
> + /* Check if it is a missing object */
> + if (fetch_if_missing && repository_format_partial_clone &&
> + !already_retried) {
> + fetch_object(repository_format_partial_clone, real);
> + already_retried = 1;
> + goto retry;
> }
>
> + return -1;
> +
> +found_packed:
> if (oi == &blank_oi)
> /*
> * We know that the caller doesn't actually need the
> * information below, so return early.
> */
> return 0;
> -
> rtype = packed_object_info(e.p, e.offset, oi);
> if (rtype < 0) {
> mark_bad_packed_object(e.p, real);
The above is adding 2 different gotos into this function while there
are quite simple ways to avoid them. See
https://public-inbox.org/git/cap8ufd2thrj7+rxmismutuopxqv4wm7azsejpd_fheoycp+...@mail.gmail.com/
and the follow up email in the thread.
