Andrew's git - gitweb.git/blob

   1#ifndef REF_FILTER_H
   2#define REF_FILTER_H
   3
   4#include "sha1-array.h"
   5#include "refs.h"
   6#include "commit.h"
   7#include "parse-options.h"
   8
   9/* Quoting styles */
  10#define QUOTE_NONE 0
  11#define QUOTE_SHELL 1
  12#define QUOTE_PERL 2
  13#define QUOTE_PYTHON 4
  14#define QUOTE_TCL 8
  15
  16#define FILTER_REFS_INCLUDE_BROKEN 0x0001
  17#define FILTER_REFS_TAGS           0x0002
  18#define FILTER_REFS_BRANCHES       0x0004
  19#define FILTER_REFS_REMOTES        0x0008
  20#define FILTER_REFS_OTHERS         0x0010
  21#define FILTER_REFS_ALL            (FILTER_REFS_TAGS | FILTER_REFS_BRANCHES | \
  22                                    FILTER_REFS_REMOTES | FILTER_REFS_OTHERS)
  23#define FILTER_REFS_DETACHED_HEAD  0x0020
  24#define FILTER_REFS_KIND_MASK      (FILTER_REFS_ALL | FILTER_REFS_DETACHED_HEAD)
  25
  26struct atom_value;
  27
  28struct ref_sorting {
  29        struct ref_sorting *next;
  30        int atom; /* index into used_atom array (internal) */
  31        unsigned reverse : 1,
  32                ignore_case : 1,
  33                version : 1;
  34};
  35
  36struct ref_array_item {
  37        unsigned char objectname[20];
  38        int flag;
  39        unsigned int kind;
  40        const char *symref;
  41        struct commit *commit;
  42        struct atom_value *value;
  43        char refname[FLEX_ARRAY];
  44};
  45
  46struct ref_array {
  47        int nr, alloc;
  48        struct ref_array_item **items;
  49        struct rev_info *revs;
  50};
  51
  52struct ref_filter {
  53        const char **name_patterns;
  54        struct sha1_array points_at;
  55        struct commit_list *with_commit;
  56
  57        enum {
  58                REF_FILTER_MERGED_NONE = 0,
  59                REF_FILTER_MERGED_INCLUDE,
  60                REF_FILTER_MERGED_OMIT
  61        } merge;
  62        struct commit *merge_commit;
  63
  64        unsigned int with_commit_tag_algo : 1,
  65                match_as_path : 1,
  66                ignore_case : 1,
  67                detached : 1;
  68        unsigned int kind,
  69                lines;
  70        int abbrev,
  71                verbose;
  72};
  73
  74struct ref_filter_cbdata {
  75        struct ref_array *array;
  76        struct ref_filter *filter;
  77};
  78
  79/*  Macros for checking --merged and --no-merged options */
  80#define _OPT_MERGED_NO_MERGED(option, filter, h) \
  81        { OPTION_CALLBACK, 0, option, (filter), N_("commit"), (h), \
  82          PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG, \
  83          parse_opt_merge_filter, (intptr_t) "HEAD" \
  84        }
  85#define OPT_MERGED(f, h) _OPT_MERGED_NO_MERGED("merged", f, h)
  86#define OPT_NO_MERGED(f, h) _OPT_MERGED_NO_MERGED("no-merged", f, h)
  87
  88/*
  89 * API for filtering a set of refs. Based on the type of refs the user
  90 * has requested, we iterate through those refs and apply filters
  91 * as per the given ref_filter structure and finally store the
  92 * filtered refs in the ref_array structure.
  93 */
  94int filter_refs(struct ref_array *array, struct ref_filter *filter, unsigned int type);
  95/*  Clear all memory allocated to ref_array */
  96void ref_array_clear(struct ref_array *array);
  97/*  Parse format string and sort specifiers */
  98int parse_ref_filter_atom(const char *atom, const char *ep);
  99/*  Used to verify if the given format is correct and to parse out the used atoms */
 100int verify_ref_format(const char *format);
 101/*  Sort the given ref_array as per the ref_sorting provided */
 102void ref_array_sort(struct ref_sorting *sort, struct ref_array *array);
 103/*  Based on the given format and quote_style, fill the strbuf */
 104void format_ref_array_item(struct ref_array_item *info, const char *format,
 105                           int quote_style, struct strbuf *final_buf);
 106/*  Print the ref using the given format and quote_style */
 107void show_ref_array_item(struct ref_array_item *info, const char *format, int quote_style);
 108/*  Callback function for parsing the sort option */
 109int parse_opt_ref_sorting(const struct option *opt, const char *arg, int unset);
 110/*  Default sort option based on refname */
 111struct ref_sorting *ref_default_sorting(void);
 112/*  Function to parse --merged and --no-merged options */
 113int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset);
 114/*  Get the current HEAD's description */
 115char *get_head_description(void);
 116
 117#endif /*  REF_FILTER_H  */