src/types.c

   1 /* Copyright (c) 2006-2014 Jonas Fonseca <fonseca@diku.dk>
   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 #include "tig.h"
  15 #include "types.h"
  16
  17 /*
  18  * Enumerations
  19  */
  20
  21 int
  22 string_enum_compare(const char *str1, const char *str2, int len)
  23 {
  24         size_t i;
  25
  26 #define string_enum_sep(x) ((x) == '-' || (x) == '_' || (x) == '.')
  27
  28         /* Diff-Header == DIFF_HEADER */
  29         for (i = 0; i < len; i++) {
  30                 if (ascii_toupper(str1[i]) == ascii_toupper(str2[i]))
  31                         continue;
  32
  33                 if (string_enum_sep(str1[i]) &&
  34                     string_enum_sep(str2[i]))
  35                         continue;
  36
  37                 return str1[i] - str2[i];
  38         }
  39
  40         return 0;
  41 }
  42
  43 char *
  44 enum_map_name(const char *name, size_t namelen)
  45 {
  46         static char buf[SIZEOF_STR];
  47         int bufpos;
  48
  49         for (bufpos = 0; bufpos <= namelen; bufpos++) {
  50                 buf[bufpos] = ascii_tolower(name[bufpos]);
  51                 if (buf[bufpos] == '_')
  52                         buf[bufpos] = '-';
  53         }
  54
  55         buf[bufpos] = 0;
  56         return buf;
  57 }
  58
  59 bool
  60 map_enum_do(const struct enum_map_entry *map, size_t map_size, int *value, const char *name)
  61 {
  62         size_t namelen = strlen(name);
  63         int i;
  64
  65         for (i = 0; i < map_size; i++)
  66                 if (enum_equals(map[i], name, namelen)) {
  67                         *value = map[i].value;
  68                         return TRUE;
  69                 }
  70
  71         return FALSE;
  72 }
  73
  74 DEFINE_ENUM_MAP(author, AUTHOR_ENUM);
  75 DEFINE_ENUM_MAP(commit_order, COMMIT_ORDER_ENUM);
  76 DEFINE_ENUM_MAP(date, DATE_ENUM);
  77 DEFINE_ENUM_MAP(file_size, FILE_SIZE_ENUM);
  78 DEFINE_ENUM_MAP(filename, FILENAME_ENUM);
  79 DEFINE_ENUM_MAP(graphic, GRAPHIC_ENUM);
  80 DEFINE_ENUM_MAP(ignore_space, IGNORE_SPACE_ENUM);
  81 DEFINE_ENUM_MAP(vertical_split, VERTICAL_SPLIT_ENUM);
  82
  83 /* vim: set ts=8 sw=8 noexpandtab: */