diff-parseopt: restore -U (no argument) behavior
[git] / list-objects-filter-options.h
1 #ifndef LIST_OBJECTS_FILTER_OPTIONS_H
2 #define LIST_OBJECTS_FILTER_OPTIONS_H
3
4 #include "parse-options.h"
5
6 /*
7  * The list of defined filters for list-objects.
8  */
9 enum list_objects_filter_choice {
10         LOFC_DISABLED = 0,
11         LOFC_BLOB_NONE,
12         LOFC_BLOB_LIMIT,
13         LOFC_TREE_NONE,
14         LOFC_SPARSE_OID,
15         LOFC_SPARSE_PATH,
16         LOFC__COUNT /* must be last */
17 };
18
19 struct list_objects_filter_options {
20         /*
21          * 'filter_spec' is the raw argument value given on the command line
22          * or protocol request.  (The part after the "--keyword=".)  For
23          * commands that launch filtering sub-processes, this value should be
24          * passed to them as received by the current process.
25          */
26         char *filter_spec;
27
28         /*
29          * 'choice' is determined by parsing the filter-spec.  This indicates
30          * the filtering algorithm to use.
31          */
32         enum list_objects_filter_choice choice;
33
34         /*
35          * Choice is LOFC_DISABLED because "--no-filter" was requested.
36          */
37         unsigned int no_filter : 1;
38
39         /*
40          * Parsed values (fields) from within the filter-spec.  These are
41          * choice-specific; not all values will be defined for any given
42          * choice.
43          */
44         struct object_id *sparse_oid_value;
45         char *sparse_path_value;
46         unsigned long blob_limit_value;
47 };
48
49 /* Normalized command line arguments */
50 #define CL_ARG__FILTER "filter"
51
52 int parse_list_objects_filter(
53         struct list_objects_filter_options *filter_options,
54         const char *arg);
55
56 int opt_parse_list_objects_filter(const struct option *opt,
57                                   const char *arg, int unset);
58
59 #define OPT_PARSE_LIST_OBJECTS_FILTER(fo) \
60         { OPTION_CALLBACK, 0, CL_ARG__FILTER, fo, N_("args"), \
61           N_("object filtering"), 0, \
62           opt_parse_list_objects_filter }
63
64 void list_objects_filter_release(
65         struct list_objects_filter_options *filter_options);
66
67 static inline void list_objects_filter_set_no_filter(
68         struct list_objects_filter_options *filter_options)
69 {
70         list_objects_filter_release(filter_options);
71         filter_options->no_filter = 1;
72 }
73
74 void partial_clone_register(
75         const char *remote,
76         const struct list_objects_filter_options *filter_options);
77 void partial_clone_get_default_filter_spec(
78         struct list_objects_filter_options *filter_options);
79
80 #endif /* LIST_OBJECTS_FILTER_OPTIONS_H */