lib/search/normal.c

   1 /*
   2    Search text engine.
   3    Plain search
   4
   5    Copyright (C) 2009-2024
   6    Free Software Foundation, Inc.
   7
   8    Written by:
   9    Slava Zanko <slavazanko@gmail.com>, 2009.
  10
  11    This file is part of the Midnight Commander.
  12
  13    The Midnight Commander is free software: you can redistribute it
  14    and/or modify it under the terms of the GNU General Public License as
  15    published by the Free Software Foundation, either version 3 of the License,
  16    or (at your option) any later version.
  17
  18    The Midnight Commander is distributed in the hope that it will be useful,
  19    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21    GNU General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  25  */
  26
  27 #include <config.h>
  28
  29 #include "lib/global.h"
  30 #include "lib/strutil.h"
  31 #include "lib/search.h"
  32
  33 #include "internal.h"
  34
  35 /*** global variables ****************************************************************************/
  36
  37 /*** file scope macro definitions ****************************************************************/
  38
  39 /*** file scope type declarations ****************************************************************/
  40
  41 /*** forward declarations (file scope functions) *************************************************/
  42
  43 /*** file scope variables ************************************************************************/
  44
  45 /* --------------------------------------------------------------------------------------------- */
  46 /*** file scope functions ************************************************************************/
  47 /* --------------------------------------------------------------------------------------------- */
  48
  49 static void
  50 mc_search__normal_translate_to_regex (GString *str)
  51 {
  52     gsize loop;
  53
  54     for (loop = 0; loop < str->len; loop++)
  55         switch (str->str[loop])
  56         {
  57         case '*':
  58         case '?':
  59         case ',':
  60         case '{':
  61         case '}':
  62         case '[':
  63         case ']':
  64         case '\\':
  65         case '+':
  66         case '.':
  67         case '$':
  68         case '(':
  69         case ')':
  70         case '^':
  71         case '-':
  72         case '|':
  73             g_string_insert_c (str, loop, '\\');
  74             loop++;
  75             break;
  76         default:
  77             break;
  78         }
  79 }
  80
  81 /* --------------------------------------------------------------------------------------------- */
  82 /*** public functions ****************************************************************************/
  83 /* --------------------------------------------------------------------------------------------- */
  84
  85 void
  86 mc_search__cond_struct_new_init_normal (const char *charset, mc_search_t *lc_mc_search,
  87                                         mc_search_cond_t *mc_search_cond)
  88 {
  89     mc_search__normal_translate_to_regex (mc_search_cond->str);
  90     mc_search__cond_struct_new_init_regex (charset, lc_mc_search, mc_search_cond);
  91 }
  92
  93 /* --------------------------------------------------------------------------------------------- */
  94
  95 gboolean
  96 mc_search__run_normal (mc_search_t *lc_mc_search, const void *user_data,
  97                        gsize start_search, gsize end_search, gsize *found_len)
  98 {
  99     return mc_search__run_regex (lc_mc_search, user_data, start_search, end_search, found_len);
 100 }
 101
 102 /* --------------------------------------------------------------------------------------------- */
 103 GString *
 104 mc_search_normal_prepare_replace_str (mc_search_t *lc_mc_search, GString *replace_str)
 105 {
 106     (void) lc_mc_search;
 107
 108     return mc_g_string_dup (replace_str);
 109 }