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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <unistd.h>
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4 #include <ctype.h>
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5 #include <string.h>
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6 #include <glib.h>
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7
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8 #include "list.h"
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9
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10 #define MAX_LENGHT_INPUT 1024
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11 #define cfg_entry(n) list_entry(n, cfg_entry_t, list)
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12
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13 typedef struct _cfg_entry_t {
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14 char *key;
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15 char *value;
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16 struct list_head list;
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17 } cfg_entry_t;
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18
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19 static LIST_HEAD(cfg_list);
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20
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21
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22 void push_in_list(char *key, char *value)
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23 {
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24 cfg_entry_t *new_entry = g_new0(1, sizeof(cfg_entry_t));
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25
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26 new_entry->key = (char *) g_new0(1, strlen(key) + 1);
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27 new_entry->value = (char *) g_new0(1, strlen(value) + 1);
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28
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29 strcpy(new_entry->key, key);
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30 strcpy(new_entry->value, value);
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31
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32 list_add(&new_entry->list, &cfg_list);
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33 }
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34
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35 int cfg_file(char *filename)
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36 {
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37 FILE *fp;
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38 char *buf;
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39 char *line;
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40 char *value;
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41
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42 if (!filename) {
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43 // Use default config file locations
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44 char *home = getenv("HOME");
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45 if (!home) {
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46 ut_WriteLog("Can't find home dir!\n");
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47 exit(EXIT_FAILURE);
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48 }
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49 filename = g_new(char, strlen(home)+24);
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50 sprintf(filename, "%s/.mcabber/mcabberrc", home);
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51 if ((fp = fopen(filename, "r")) == NULL) {
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52 // 2nd try...
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53 sprintf(filename, "%s/.mcabberrc", home);
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54 if ((fp = fopen(filename, "r")) == NULL) {
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55 fprintf(stderr, "Cannot open config file!\n");
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56 exit(EXIT_FAILURE);
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57 }
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58 }
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59 g_free(filename);
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60 }
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61 else if ((fp = fopen(filename, "r")) == NULL) {
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62 perror("fopen (parsecfg.c:46)");
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63 exit(EXIT_FAILURE);
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64 }
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65
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66 buf = g_new(255);
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67
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68 while (fgets(buf, 255, fp) != NULL) {
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69 line = buf;
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70
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71 while (isspace((int) *line))
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72 line++;
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73
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74 while ((strlen(line) > 0)
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75 && isspace((int) line[strlen(line) - 1]))
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76 line[strlen(line) - 1] = '\0';
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77
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78 if ((*line == '\n') || (*line == '\0') || (*line == '#'))
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79 continue;
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80
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81 if ((strchr(line, '=') != NULL)) {
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82 value = strchr(line, '=');
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83 *value = '\0';
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84 value++;
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85
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86 while (isspace((int) *value))
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87 value++;
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88
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89 while ((strlen(line) > 0)
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90 && isspace((int) line[strlen(line) - 1]))
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91 line[strlen(line) - 1] = '\0';
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92
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93 push_in_list(line, value);
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94 continue;
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95 }
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96 fprintf(stderr, "CFG: orphaned line \"%s\"\n", line);
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97 }
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98 g_free(buf);
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99 return 1;
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100 }
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101
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102 char *cfg_read(char *key)
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103 {
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104 struct list_head *n, *pos;
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105 cfg_entry_t *search_entry = NULL;
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106
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107 list_for_each_safe(pos, n, &cfg_list) {
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108 search_entry = cfg_entry(pos);
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109 if (search_entry->key) {
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110 if (!strcasecmp(search_entry->key, key)) {
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111 return search_entry->value;
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112 }
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113 }
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114 }
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115 return NULL;
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116 }
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