diff options
Diffstat (limited to 'fetch-pack.c')
| -rw-r--r-- | fetch-pack.c | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/fetch-pack.c b/fetch-pack.c index 35d097e1b1..6c980cd39f 100644 --- a/fetch-pack.c +++ b/fetch-pack.c @@ -13,6 +13,7 @@ #include "transport.h" #include "version.h" #include "prio-queue.h" +#include "sha1-array.h" static int transfer_unpack_limit = -1; static int fetch_unpack_limit = -1; @@ -774,6 +775,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args, int fd[2], const struct ref *orig_ref, struct ref **sought, int nr_sought, + struct shallow_info *si, char **pack_lockfile) { struct ref *ref = copy_ref_list(orig_ref); @@ -852,6 +854,8 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args, if (args->depth > 0) setup_alternate_shallow(&shallow_lock, &alternate_shallow_file, NULL); + else if (args->cloning && si->shallow && si->shallow->nr) + alternate_shallow_file = setup_temporary_shallow(si->shallow); else alternate_shallow_file = NULL; if (get_pack(args, fd, pack_lockfile)) @@ -925,8 +929,11 @@ static int remove_duplicates_in_refs(struct ref **ref, int nr) return dst; } -static void update_shallow(struct fetch_pack_args *args) +static void update_shallow(struct fetch_pack_args *args, + struct shallow_info *si) { + int i; + if (args->depth > 0 && alternate_shallow_file) { if (*alternate_shallow_file == '\0') { /* --unshallow */ unlink_or_warn(git_path("shallow")); @@ -935,6 +942,42 @@ static void update_shallow(struct fetch_pack_args *args) commit_lock_file(&shallow_lock); return; } + + if (!si->shallow || !si->shallow->nr) + return; + + if (alternate_shallow_file) { + /* + * The temporary shallow file is only useful for + * index-pack and unpack-objects because it may + * contain more roots than we want. Delete it. + */ + if (*alternate_shallow_file) + unlink(alternate_shallow_file); + free((char *)alternate_shallow_file); + } + + if (args->cloning) { + /* + * remote is shallow, but this is a clone, there are + * no objects in repo to worry about. Accept any + * shallow points that exist in the pack (iow in repo + * after get_pack() and reprepare_packed_git()) + */ + struct sha1_array extra = SHA1_ARRAY_INIT; + unsigned char (*sha1)[20] = si->shallow->sha1; + for (i = 0; i < si->shallow->nr; i++) + if (has_sha1_file(sha1[i])) + sha1_array_append(&extra, sha1[i]); + if (extra.nr) { + setup_alternate_shallow(&shallow_lock, + &alternate_shallow_file, + &extra); + commit_lock_file(&shallow_lock); + } + sha1_array_clear(&extra); + return; + } } struct ref *fetch_pack(struct fetch_pack_args *args, @@ -942,9 +985,11 @@ struct ref *fetch_pack(struct fetch_pack_args *args, const struct ref *ref, const char *dest, struct ref **sought, int nr_sought, + struct sha1_array *shallow, char **pack_lockfile) { struct ref *ref_cpy; + struct shallow_info si; fetch_pack_setup(); if (nr_sought) @@ -954,8 +999,11 @@ struct ref *fetch_pack(struct fetch_pack_args *args, packet_flush(fd[1]); die("no matching remote head"); } - ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought, pack_lockfile); - update_shallow(args); + prepare_shallow_info(&si, shallow); + ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought, + &si, pack_lockfile); reprepare_packed_git(); + update_shallow(args, &si); + clear_shallow_info(&si); return ref_cpy; } |