navit_say(this, in[0]->u.str);
}
+static GHashTable *cmd_int_var_hash = NULL;
+
+/**
+ * Store key value pair for the command system
+ *
+ * @param navit The navit instance
+ * @param function unused (needed to match command function signiture)
+ * @param in input attributes in[0] is the key string, in[1] is the integer value to store
+ * @param out output attributes, unused
+ * @param valid unused
+ * @returns nothing
+ */
+static void
+navit_cmd_set_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+ if(!cmd_int_var_hash) {
+ cmd_int_var_hash = g_hash_table_new(g_str_hash, g_str_equal);
+ }
+
+ if ( (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) &&
+ (in && in[1] && ATTR_IS_NUMERIC(in[1]->type))) {
+ struct attr*val = g_new(struct attr,1);
+ attr_dup_content(in[1],val);
+ char*key = g_strdup(in[0]->u.str);
+ g_hash_table_insert(cmd_int_var_hash, key, val);
+ }
+}
+
+/**
+ * Get value given a key string for the command system
+ *
+ * @param navit The navit instance
+ * @param function unused (needed to match command function signiture)
+ * @param in input attribute in[0] is the key string
+ * @param out output attribute, the value for the given key string if exists or 0
+ * @param valid unused
+ * @returns nothing
+ */
+static void
+navit_cmd_get_int_var(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+ struct attr **list = g_new0(struct attr *,2);
+ if(!cmd_int_var_hash) {
+ struct attr*val = g_new0(struct attr,1);
+ val->type = attr_type_int_begin;
+ val->u.num = 0;
+ list[0] = val;
+ }
+ if (in && in[0] && ATTR_IS_STRING(in[0]->type) && in[0]->u.str) {
+ struct attr*ret = g_hash_table_lookup(cmd_int_var_hash, in[0]->u.str);
+ if(ret) {
+ list[0] = ret;
+ }
+ else {
+ struct attr*val = g_new0(struct attr,1);
+ val->type = attr_type_int_begin;
+ val->u.num = 0;
+ list[0] = val;
+ }
+ }
+ list[1] = NULL;
+ *out = list;
+}
+
+GList *cmd_int_var_stack = NULL;
+
+/**
+ * Push an integer to the stack for the command system
+ *
+ * @param navit The navit instance
+ * @param function unused (needed to match command function signiture)
+ * @param in input attribute in[0] is the integer attibute to push
+ * @param out output attributes, unused
+ * @param valid unused
+ * @returns nothing
+ */
+static void
+navit_cmd_push_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+ if (in && in[0] && ATTR_IS_NUMERIC(in[0]->type)) {
+ struct attr*val = g_new(struct attr,1);
+ attr_dup_content(in[0],val);
+ cmd_int_var_stack = g_list_prepend(cmd_int_var_stack, val);
+ }
+}
+
+/**
+ * Pop an integer from the command system's integer stack
+ *
+ * @param navit The navit instance
+ * @param function unused (needed to match command function signiture)
+ * @param in input attributes unused
+ * @param out output attribute, the value popped if stack isn't empty or 0
+ * @param valid unused
+ * @returns nothing
+ */
+static void
+navit_cmd_pop_int(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+ struct attr **list = g_new0(struct attr *,2);
+ if(!cmd_int_var_stack) {
+ struct attr*val = g_new0(struct attr,1);
+ val->type = attr_type_int_begin;
+ val->u.num = 0;
+ list[0] = val;
+ }
+ else {
+ list[0] = cmd_int_var_stack->data;
+ cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
+ }
+ list[1] = NULL;
+ *out = list;
+}
+
+/**
+ * Get current size of command system's integer stack
+ *
+ * @param navit The navit instance
+ * @param function unused (needed to match command function signiture)
+ * @param in input attributes unused
+ * @param out output attribute, the size of stack
+ * @param valid unused
+ * @returns nothing
+ */
+static void
+navit_cmd_int_stack_size(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
+{
+ struct attr *attr = g_new0(struct attr ,1);
+ attr->type = attr_type_int_begin;
+ if(!cmd_int_var_stack) {
+ attr->u.num = 0;
+ }
+ else {
+ attr->u.num = g_list_length(cmd_int_var_stack);
+ }
+ struct attr **list = g_new0(struct attr *,2);
+ list[0] = attr;
+ list[1] = NULL;
+ *out = list;
+ cmd_int_var_stack = g_list_remove_link(cmd_int_var_stack,cmd_int_var_stack);
+}
+
static void
navit_cmd_set_destination(struct navit *this, char *function, struct attr **in, struct attr ***out, int *valid)
{
{"set_destination",command_cast(navit_cmd_set_destination)},
{"announcer_toggle",command_cast(navit_cmd_announcer_toggle)},
{"fmt_coordinates",command_cast(navit_cmd_fmt_coordinates)},
+ {"set_int_var",command_cast(navit_cmd_set_int_var)},
+ {"get_int_var",command_cast(navit_cmd_get_int_var)},
+ {"push_int",command_cast(navit_cmd_push_int)},
+ {"pop_int",command_cast(navit_cmd_pop_int)},
+ {"int_stack_size",command_cast(navit_cmd_int_stack_size)},
};
void