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![Elijah Newren](/assets/img/avatar_default.png)
Signed-off-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
166 lines
5 KiB
C
166 lines
5 KiB
C
#ifndef LIST_OBJECTS_FILTER_OPTIONS_H
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#define LIST_OBJECTS_FILTER_OPTIONS_H
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#include "gettext.h"
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#include "object.h"
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#include "strbuf.h"
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struct option;
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/*
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* The list of defined filters for list-objects.
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*/
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enum list_objects_filter_choice {
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LOFC_DISABLED = 0,
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LOFC_BLOB_NONE,
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LOFC_BLOB_LIMIT,
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LOFC_TREE_DEPTH,
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LOFC_SPARSE_OID,
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LOFC_OBJECT_TYPE,
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LOFC_COMBINE,
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LOFC__COUNT /* must be last */
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};
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/*
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* Returns a configuration key suitable for describing the given object filter,
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* e.g.: "blob:none", "combine", etc.
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*/
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const char *list_object_filter_config_name(enum list_objects_filter_choice c);
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struct list_objects_filter_options {
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/*
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* 'filter_spec' is the raw argument value given on the command line
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* or protocol request. (The part after the "--keyword=".) For
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* commands that launch filtering sub-processes, or for communication
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* over the network, don't use this value; use the result of
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* expand_list_objects_filter_spec() instead.
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* To get the raw filter spec given by the user, use the result of
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* list_objects_filter_spec().
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*/
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struct strbuf filter_spec;
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/*
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* 'choice' is determined by parsing the filter-spec. This indicates
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* the filtering algorithm to use.
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*/
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enum list_objects_filter_choice choice;
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/*
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* Choice is LOFC_DISABLED because "--no-filter" was requested.
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*/
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unsigned int no_filter : 1;
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/*
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* BEGIN choice-specific parsed values from within the filter-spec. Only
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* some values will be defined for any given choice.
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*/
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char *sparse_oid_name;
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unsigned long blob_limit_value;
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unsigned long tree_exclude_depth;
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enum object_type object_type;
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/* LOFC_COMBINE values */
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/* This array contains all the subfilters which this filter combines. */
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size_t sub_nr, sub_alloc;
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struct list_objects_filter_options *sub;
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/*
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* END choice-specific parsed values.
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*/
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};
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#define LIST_OBJECTS_FILTER_INIT { .filter_spec = STRBUF_INIT }
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void list_objects_filter_init(struct list_objects_filter_options *filter_options);
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/*
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* Parse value of the argument to the "filter" keyword.
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* On the command line this looks like:
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* --filter=<arg>
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* and in the pack protocol as:
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* "filter" SP <arg>
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*
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* The filter keyword will be used by many commands.
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* See Documentation/rev-list-options.txt for allowed values for <arg>.
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*
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* Capture the given arg as the "filter_spec". This can be forwarded to
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* subordinate commands when necessary (although it's better to pass it through
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* expand_list_objects_filter_spec() first). We also "intern" the arg for the
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* convenience of the current command.
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*/
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int gently_parse_list_objects_filter(
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struct list_objects_filter_options *filter_options,
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const char *arg,
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struct strbuf *errbuf);
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void list_objects_filter_die_if_populated(
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struct list_objects_filter_options *filter_options);
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/*
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* Parses the filter spec string given by arg and either (1) simply places the
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* result in filter_options if it is not yet populated or (2) combines it with
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* the filter already in filter_options if it is already populated. In the case
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* of (2), the filter specs are combined as if specified with 'combine:'.
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*
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* Dies and prints a user-facing message if an error occurs.
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*/
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void parse_list_objects_filter(
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struct list_objects_filter_options *filter_options,
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const char *arg);
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/**
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* The opt->value to opt_parse_list_objects_filter() is either a
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* "struct list_objects_filter_option *" when using
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* OPT_PARSE_LIST_OBJECTS_FILTER().
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*/
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int opt_parse_list_objects_filter(const struct option *opt,
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const char *arg, int unset);
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#define OPT_PARSE_LIST_OBJECTS_FILTER(fo) \
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OPT_CALLBACK(0, "filter", (fo), N_("args"), \
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N_("object filtering"), opt_parse_list_objects_filter)
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/*
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* Translates abbreviated numbers in the filter's filter_spec into their
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* fully-expanded forms (e.g., "limit:blob=1k" becomes "limit:blob=1024").
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* Returns a string owned by the list_objects_filter_options object.
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*
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* This form should be used instead of the raw list_objects_filter_spec()
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* value when communicating with a remote process or subprocess.
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*/
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const char *expand_list_objects_filter_spec(
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struct list_objects_filter_options *filter);
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/*
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* Returns the filter spec string more or less in the form as the user
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* entered it. This form of the filter_spec can be used in user-facing
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* messages. Returns a string owned by the list_objects_filter_options
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* object.
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*/
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const char *list_objects_filter_spec(
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struct list_objects_filter_options *filter);
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void list_objects_filter_release(
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struct list_objects_filter_options *filter_options);
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static inline void list_objects_filter_set_no_filter(
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struct list_objects_filter_options *filter_options)
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{
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list_objects_filter_release(filter_options);
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filter_options->no_filter = 1;
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}
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void partial_clone_register(
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const char *remote,
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struct list_objects_filter_options *filter_options);
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void partial_clone_get_default_filter_spec(
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struct list_objects_filter_options *filter_options,
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const char *remote);
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void list_objects_filter_copy(
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struct list_objects_filter_options *dest,
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const struct list_objects_filter_options *src);
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#endif /* LIST_OBJECTS_FILTER_OPTIONS_H */
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