common.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause
   3  *
   4  * Copyright (c) 2021
   5  *      Cameron Katri.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY CAMERON KATRI AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL CAMERON KATRI OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <ctype.h>
  30 #include <stdbool.h>
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34
  35 #include "common.h"
  36
  37 char
  38 numtocol(char c, bool bold)
  39 {
  40         char buf = col[strtol(&c, NULL, 10)];
  41         if (bold)
  42                 return (toupper(buf));
  43         else
  44                 return (buf);
  45 }
  46
  47 char *
  48 tolscolors(char *dircolor)
  49 {
  50         char *ent, *buf, *val, *val2;
  51         char out[22] = "xxxxxxxxxxxxxxxxxxxxxx";
  52         bool bold = false;
  53
  54         while ((ent = buf = strsep(&dircolor, ":")) != NULL) {
  55                 for (int i = 0; i < 11; i++) {
  56                         if (strncmp(ent, types[i], strlen(types[i])) == 0) {
  57                                 bold = false;
  58                                 while ((val = strsep(&buf, "=")) != NULL) {
  59                                         while ((val2 = strsep(&val, ";")) !=
  60                                             NULL) {
  61                                                 if (strcmp(val2, "01") == 0) {
  62                                                         bold = true;
  63                                                 } else if (val2[0] == '3') {
  64                                                         out[2 * i] = numtocol(
  65                                                             val2[1], bold);
  66                                                 } else if (val2[0] == '4') {
  67                                                         out[2 * i + 1] =
  68                                                             numtocol(
  69                                                                 val2[1], NULL);
  70                                                 }
  71                                         }
  72                                 }
  73                         }
  74                 }
  75         }
  76         char *ret = strdup(out);
  77         return (ret);
  78 }