Dogcows Code - chaz/openbox/blob - openbox/config.c

   1 #include "config.h"
   2
   3 #ifdef HAVE_STDIO_H
   4 #  include <stdio.h>
   5 #endif
   6
   7 static void config_free_entry(ConfigEntry *entry);
   8 static void config_set_entry(char *name, ConfigValueType type,
   9                              ConfigValue value);
  10 static void config_def_free(ConfigDefEntry *entry);
  11 static void print_config(GQuark q, gpointer data, gpointer fonk){
  12     ConfigDefEntry *e = (ConfigDefEntry *)data;
  13     g_message("config: %s %d", e->name, e->hasList);
  14 }
  15
  16 static GData *config = NULL;
  17 static GData *config_def = NULL;
  18
  19 /* provided by cparse.l */
  20 void cparse_go(char *filename, FILE *);
  21
  22
  23 void config_startup()
  24 {
  25     /* set up built in variables! and their default values! */
  26
  27     config_def_set(config_def_new("engine", Config_String));
  28     config_def_set(config_def_new("theme", Config_String));
  29     config_def_set(config_def_new("font", Config_String));
  30     config_def_set(config_def_new("font.shadow", Config_Integer));
  31     config_def_set(config_def_new("font.shadow.offset", Config_Integer));
  32     config_def_set(config_def_new("titlebar.layout", Config_String));
  33
  34     /*g_datalist_foreach(&config_def, print_config, NULL);*/
  35 }
  36
  37 void config_shutdown()
  38 {
  39     g_datalist_clear(&config);
  40     g_datalist_clear(&config_def);
  41 }
  42
  43 void config_parse()
  44 {
  45     FILE *file;
  46     char *path;
  47     gboolean load = FALSE;
  48
  49     /* load the user rc */
  50     path = g_build_filename(g_get_home_dir(), ".openbox", "rc3", NULL);
  51     if ((file = fopen(path, "r")) != NULL) {
  52         cparse_go(path, file);
  53         fclose(file);
  54         load = TRUE;
  55     }
  56     g_free(path);
  57
  58     if (!load) {
  59         /* load the system wide rc */
  60         path = g_build_filename(RCDIR, "rc3", NULL);
  61         if ((file = fopen(path, "r")) != NULL) {
  62             /*cparse_go(path, file);*/
  63             fclose(file);
  64         }
  65         g_free(path);
  66     }
  67 }
  68
  69 gboolean config_set(char *name, ConfigValueType type, ConfigValue value)
  70 {
  71     ConfigDefEntry *def;
  72     gboolean ret = FALSE;
  73
  74     name = g_ascii_strdown(name, -1);
  75     g_message("Setting %s", name);
  76
  77     /*g_datalist_foreach(&config_def, print_config, NULL);*/
  78     def = g_datalist_get_data(&config_def, name);
  79
  80     if (def == NULL) {
  81         g_message("Invalid config option '%s'", name);
  82     } else {
  83         if (def->hasList) {
  84             gboolean found = FALSE;
  85             GSList *it;
  86
  87             it = def->values;
  88             g_assert(it != NULL);
  89             do {
  90                 if (g_ascii_strcasecmp(it->data, value.string) == 0) {
  91                     found = TRUE;
  92                     break;
  93                 }
  94             } while ((it = it->next));
  95
  96             if (!found)
  97                 g_message("Invalid value '%s' for config option '%s'",
  98                           value.string, name);
  99             else
 100                 ret = TRUE;
 101         } else
 102             ret = TRUE;
 103
 104     }
 105
 106     if (ret)
 107         config_set_entry(name, type, value);
 108     else
 109         g_free(name);
 110
 111     return ret;
 112 }
 113
 114 gboolean config_get(char *name, ConfigValueType type, ConfigValue *value)
 115 {
 116     ConfigEntry *entry;
 117     gboolean ret = FALSE;
 118
 119     name = g_ascii_strdown(name, -1);
 120     entry = g_datalist_get_data(&config, name);
 121     if (entry != NULL && entry->type == type) {
 122         *value = entry->value;
 123         ret = TRUE;
 124     }
 125     g_free(name);
 126     return ret;
 127 }
 128
 129 static void config_set_entry(char *name, ConfigValueType type,
 130                              ConfigValue value)
 131 {
 132     ConfigEntry *entry = NULL;
 133
 134     entry = g_new(ConfigEntry, 1);
 135     entry->name = name;
 136     entry->type = type;
 137     if (type == Config_String)
 138         entry->value.string = g_strdup(value.string);
 139     else
 140         entry->value = value;
 141
 142     g_datalist_set_data_full(&config, name, entry,
 143                              (GDestroyNotify)config_free_entry);
 144 }
 145
 146 static void config_free_entry(ConfigEntry *entry)
 147 {
 148     g_free(entry->name);
 149     entry->name = NULL;
 150     if(entry->type == Config_String) {
 151         g_free(entry->value.string);
 152         entry->value.string = NULL;
 153     }
 154     g_free(entry);
 155 }
 156
 157 ConfigDefEntry *config_def_new(char *name, ConfigValueType type)
 158 {
 159     ConfigDefEntry *entry;
 160
 161     entry = g_new(ConfigDefEntry, 1);
 162     entry->name = g_ascii_strdown(name, -1);
 163     entry->hasList = FALSE;
 164     entry->type = type;
 165     entry->values = NULL;
 166     return entry;
 167 }
 168
 169 static void config_def_free(ConfigDefEntry *entry)
 170 {
 171     GSList *it;
 172
 173     g_free(entry->name);
 174     if (entry->hasList) {
 175         for (it = entry->values; it != NULL; it = it->next)
 176             g_free(it->data);
 177         g_slist_free(entry->values);
 178     }
 179     g_free(entry);
 180 }
 181
 182 gboolean config_def_add_value(ConfigDefEntry *entry, char *value)
 183 {
 184     if (entry->type != Config_String) {
 185         g_warning("Tried adding value to non-string config definition");
 186         return FALSE;
 187     }
 188
 189     entry->hasList = TRUE;
 190     entry->values = g_slist_append(entry->values, g_ascii_strdown(value, -1));
 191     return TRUE;
 192 }
 193
 194 gboolean config_def_set(ConfigDefEntry *entry)
 195 {
 196     gboolean ret = FALSE;
 197     ConfigDefEntry *def;
 198
 199     if ((def = g_datalist_get_data(&config_def, entry->name))) {
 200         g_assert(def != entry); /* adding it twice!? */
 201         g_warning("Definition already set for config option '%s'. ",
 202                   entry->name);
 203         config_def_free(entry);
 204     } else {
 205         g_datalist_set_data_full(&config_def, entry->name, entry,
 206                                  (GDestroyNotify)config_def_free);
 207         ret = TRUE;
 208     }
 209
 210     return ret;
 211 }