include/tig/options.h

   1 /* Copyright (c) 2006-2014 Jonas Fonseca <jonas.fonseca@gmail.com>
   2  *
   3  * This program is free software; you can redistribute it and/or
   4  * modify it under the terms of the GNU General Public License as
   5  * published by the Free Software Foundation; either version 2 of
   6  * the License, or (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #ifndef TIG_OPTIONS_H
  15 #define TIG_OPTIONS_H
  16
  17 #include "tig/tig.h"
  18 #include "tig/util.h"
  19 #include "tig/line.h"
  20
  21 /*
  22  * Option variables.
  23  */
  24
  25 #define OPTION_INFO(_) \
  26         _(blame_options,                const char **,          VIEW_BLAME_LIKE) \
  27         _(blame_view,                   const char **,          VIEW_NO_FLAGS) \
  28         _(blob_view,                    const char **,          VIEW_NO_FLAGS) \
  29         _(commit_order,                 enum commit_order,      VIEW_LOG_LIKE) \
  30         _(diff_context,                 int,                    VIEW_DIFF_LIKE) \
  31         _(diff_options,                 const char **,          VIEW_DIFF_LIKE) \
  32         _(diff_view,                    const char **,          VIEW_NO_FLAGS) \
  33         _(editor_line_number,           bool,                   VIEW_NO_FLAGS) \
  34         _(file_filter,                  bool,                   VIEW_DIFF_LIKE | VIEW_LOG_LIKE) \
  35         _(focus_child,                  bool,                   VIEW_NO_FLAGS) \
  36         _(git_colors,                   const char **,          VIEW_NO_FLAGS) \
  37         _(grep_view,                    const char **,          VIEW_NO_FLAGS) \
  38         _(horizontal_scroll,            double,                 VIEW_NO_FLAGS) \
  39         _(id_width,                     int,                    VIEW_NO_FLAGS) \
  40         _(ignore_case,                  bool,                   VIEW_NO_FLAGS) \
  41         _(ignore_space,                 enum ignore_space,      VIEW_DIFF_LIKE) \
  42         _(line_graphics,                enum graphic,           VIEW_NO_FLAGS) \
  43         _(log_view,                     const char **,          VIEW_NO_FLAGS) \
  44         _(main_view,                    const char **,          VIEW_NO_FLAGS) \
  45         _(mouse,                        bool,                   VIEW_NO_FLAGS) \
  46         _(mouse_scroll,                 int,                    VIEW_NO_FLAGS) \
  47         _(pager_view,                   const char **,          VIEW_NO_FLAGS) \
  48         _(refs_view,                    const char **,          VIEW_NO_FLAGS) \
  49         _(show_changes,                 bool,                   VIEW_NO_FLAGS) \
  50         _(show_notes,                   bool,                   VIEW_NO_FLAGS) \
  51         _(split_view_height,            double,                 VIEW_RESET_DISPLAY) \
  52         _(stage_view,                   const char **,          VIEW_NO_FLAGS) \
  53         _(status_untracked_dirs,        bool,                   VIEW_STATUS_LIKE) \
  54         _(status_view,                  const char **,          VIEW_NO_FLAGS) \
  55         _(stash_view,                   const char **,          VIEW_NO_FLAGS) \
  56         _(tab_size,                     int,                    VIEW_NO_FLAGS) \
  57         _(tree_view,                    const char **,          VIEW_NO_FLAGS) \
  58         _(refresh_mode,                 enum refresh_mode,      VIEW_NO_FLAGS) \
  59         _(refresh_interval,             int,                    VIEW_NO_FLAGS) \
  60         _(vertical_split,               enum vertical_split,    VIEW_RESET_DISPLAY | VIEW_DIFF_LIKE) \
  61         _(wrap_lines,                   bool,                   VIEW_NO_FLAGS) \
  62
  63 #define DEFINE_OPTION_EXTERNS(name, type, flags) extern type opt_##name;
  64 OPTION_INFO(DEFINE_OPTION_EXTERNS);
  65
  66 /*
  67  * View column options.
  68  */
  69
  70 #define AUTHOR_COLUMN_OPTIONS(_) \
  71         _(display,                      enum author,            VIEW_NO_FLAGS) \
  72         _(width,                        int,                    VIEW_NO_FLAGS) \
  73
  74 #define COMMIT_TITLE_COLUMN_OPTIONS(_) \
  75         _(display,                      bool,                   VIEW_NO_FLAGS) \
  76         _(graph,                        bool,                   VIEW_LOG_LIKE) \
  77         _(refs,                         bool,                   VIEW_NO_FLAGS) \
  78         _(overflow,                     int,                    VIEW_NO_FLAGS) \
  79         _(width,                        int,                    VIEW_NO_FLAGS) \
  80
  81 #define DATE_COLUMN_OPTIONS(_) \
  82         _(display,                      enum date,              VIEW_NO_FLAGS) \
  83         _(width,                        int,                    VIEW_NO_FLAGS) \
  84
  85 #define FILE_NAME_COLUMN_OPTIONS(_) \
  86         _(display,                      enum filename,          VIEW_GREP_LIKE) \
  87         _(width,                        int,                    VIEW_NO_FLAGS) \
  88
  89 #define FILE_SIZE_COLUMN_OPTIONS(_) \
  90         _(display,                      enum file_size,         VIEW_NO_FLAGS) \
  91         _(width,                        int,                    VIEW_NO_FLAGS) \
  92
  93 #define ID_COLUMN_OPTIONS(_) \
  94         _(display,                      bool,                   VIEW_NO_FLAGS) \
  95         _(color,                        bool,                   VIEW_NO_FLAGS) \
  96         _(width,                        int,                    VIEW_NO_FLAGS) \
  97
  98 #define LINE_NUMBER_COLUMN_OPTIONS(_) \
  99         _(display,                      bool,                   VIEW_NO_FLAGS) \
 100         _(interval,                     int,                    VIEW_NO_FLAGS) \
 101         _(width,                        int,                    VIEW_NO_FLAGS) \
 102
 103 #define MODE_COLUMN_OPTIONS(_) \
 104         _(display,                      bool,                   VIEW_NO_FLAGS) \
 105         _(width,                        int,                    VIEW_NO_FLAGS) \
 106
 107 #define REF_COLUMN_OPTIONS(_) \
 108         _(display,                      bool,                   VIEW_NO_FLAGS) \
 109         _(width,                        int,                    VIEW_NO_FLAGS) \
 110
 111 #define SECTION_COLUMN_OPTIONS(_) \
 112         _(type,                         enum line_type,         VIEW_NO_FLAGS) \
 113         _(text,                         const char *,           VIEW_NO_FLAGS) \
 114
 115 #define STATUS_COLUMN_OPTIONS(_) \
 116         _(display,                      enum status_label,      VIEW_NO_FLAGS) \
 117         _(width,                        int,                    VIEW_NO_FLAGS) \
 118
 119 #define TEXT_COLUMN_OPTIONS(_) \
 120         _(display,                      bool,                   VIEW_NO_FLAGS) \
 121         _(commit_title_overflow,        int,                    VIEW_NO_FLAGS) \
 122         _(width,                        int,                    VIEW_NO_FLAGS) \
 123
 124 #define COLUMN_OPTIONS(_) \
 125         _(author, AUTHOR, AUTHOR_COLUMN_OPTIONS) \
 126         _(commit_title, COMMIT_TITLE, COMMIT_TITLE_COLUMN_OPTIONS) \
 127         _(date, DATE, DATE_COLUMN_OPTIONS) \
 128         _(file_name, FILE_NAME, FILE_NAME_COLUMN_OPTIONS) \
 129         _(file_size, FILE_SIZE, FILE_SIZE_COLUMN_OPTIONS) \
 130         _(id, ID, ID_COLUMN_OPTIONS) \
 131         _(line_number, LINE_NUMBER, LINE_NUMBER_COLUMN_OPTIONS) \
 132         _(mode, MODE, MODE_COLUMN_OPTIONS) \
 133         _(ref, REF, REF_COLUMN_OPTIONS) \
 134         _(section, SECTION, SECTION_COLUMN_OPTIONS) \
 135         _(status, STATUS, STATUS_COLUMN_OPTIONS) \
 136         _(text, TEXT, TEXT_COLUMN_OPTIONS) \
 137
 138 #define DEFINE_COLUMN_OPTIONS_STRUCT_VALUE(name, type, flags) type name;
 139
 140 #define DEFINE_COLUMN_OPTIONS_STRUCT(name, id, options) \
 141         struct name##_options { \
 142                 options(DEFINE_COLUMN_OPTIONS_STRUCT_VALUE) \
 143         } name;
 144
 145 union view_column_options {
 146         COLUMN_OPTIONS(DEFINE_COLUMN_OPTIONS_STRUCT);
 147 };
 148
 149 /*
 150  * Global state variables.
 151  */
 152
 153 extern iconv_t opt_iconv_out;
 154 extern char opt_editor[SIZEOF_STR];
 155 extern const char **opt_cmdline_argv;
 156 extern const char **opt_rev_argv;
 157 extern const char **opt_file_argv;
 158 extern char opt_env_lines[64];
 159 extern char opt_env_columns[64];
 160 extern char *opt_env[];
 161
 162 /*
 163  * Mapping between options and command argument mapping.
 164  */
 165
 166 void update_options_from_argv(const char *argv[]);
 167
 168 const char *ignore_space_arg();
 169 const char *commit_order_arg();
 170 const char *diff_context_arg();
 171 const char *show_notes_arg();
 172
 173 /*
 174  * Option loading and parsing.
 175  */
 176
 177 struct option_info {
 178         const char *name;
 179         size_t namelen;
 180         const char *type;
 181         void *value;
 182         bool seen;
 183 };
 184
 185 struct option_info *find_option_info(struct option_info *option, size_t options, const char *name);
 186 enum status_code parse_option(struct option_info *option, const char *prefix, const char *arg);
 187 enum status_code parse_int(int *opt, const char *arg, int min, int max);
 188 enum status_code parse_step(double *opt, const char *arg);
 189 enum status_code set_option(const char *opt, int argc, const char *argv[]);
 190 int load_options(void);
 191 int load_git_config(void);
 192
 193 #endif
 194 /* vim: set ts=8 sw=8 noexpandtab: */