commit.c: don't persist substituted parents when unshallowing
[git] / fetch-pack.h
1 #ifndef FETCH_PACK_H
2 #define FETCH_PACK_H
3
4 #include "string-list.h"
5 #include "run-command.h"
6 #include "protocol.h"
7 #include "list-objects-filter-options.h"
8
9 struct oid_array;
10
11 struct fetch_pack_args {
12         const char *uploadpack;
13         int unpacklimit;
14         int depth;
15         const char *deepen_since;
16         const struct string_list *deepen_not;
17         struct list_objects_filter_options filter_options;
18         const struct string_list *server_options;
19
20         /*
21          * If not NULL, during packfile negotiation, fetch-pack will send "have"
22          * lines only with these tips and their ancestors.
23          */
24         const struct oid_array *negotiation_tips;
25
26         unsigned deepen_relative:1;
27         unsigned quiet:1;
28         unsigned keep_pack:1;
29         unsigned lock_pack:1;
30         unsigned use_thin_pack:1;
31         unsigned fetch_all:1;
32         unsigned stdin_refs:1;
33         unsigned diag_url:1;
34         unsigned verbose:1;
35         unsigned no_progress:1;
36         unsigned include_tag:1;
37         unsigned stateless_rpc:1;
38         unsigned check_self_contained_and_connected:1;
39         unsigned self_contained_and_connected:1;
40         unsigned cloning:1;
41         unsigned update_shallow:1;
42         unsigned deepen:1;
43         unsigned from_promisor:1;
44
45         /*
46          * Attempt to fetch only the wanted objects, and not any objects
47          * referred to by them. Due to protocol limitations, extraneous
48          * objects may still be included. (When fetching non-blob
49          * objects, only blobs are excluded; when fetching a blob, the
50          * blob itself will still be sent. The client does not need to
51          * know whether a wanted object is a blob or not.)
52          *
53          * If 1, fetch_pack() will also not modify any object flags.
54          * This allows fetch_pack() to safely be called by any function,
55          * regardless of which object flags it uses (if any).
56          */
57         unsigned no_dependents:1;
58
59         /*
60          * Because fetch_pack() overwrites the shallow file upon a
61          * successful deepening non-clone fetch, if this struct
62          * specifies such a fetch, fetch_pack() needs to perform a
63          * connectivity check before deciding if a fetch is successful
64          * (and overwriting the shallow file). fetch_pack() sets this
65          * field to 1 if such a connectivity check was performed.
66          *
67          * This is different from check_self_contained_and_connected
68          * in that the former allows existing objects in the
69          * repository to satisfy connectivity needs, whereas the
70          * latter doesn't.
71          */
72         unsigned connectivity_checked:1;
73 };
74
75 /*
76  * sought represents remote references that should be updated from.
77  * On return, the names that were found on the remote will have been
78  * marked as such.
79  */
80 struct ref *fetch_pack(struct fetch_pack_args *args,
81                        int fd[],
82                        const struct ref *ref,
83                        struct ref **sought,
84                        int nr_sought,
85                        struct oid_array *shallow,
86                        char **pack_lockfile,
87                        enum protocol_version version);
88
89 /*
90  * Print an appropriate error message for each sought ref that wasn't
91  * matched.  Return 0 if all sought refs were matched, otherwise 1.
92  */
93 int report_unmatched_refs(struct ref **sought, int nr_sought);
94
95 #endif