struct list_item list;
};
+struct grub2_symtab_entry {
+ const char *name;
+ grub2_function fn;
+ void *data;
+ struct list_item list;
+};
+
+static struct grub2_symtab_entry *script_lookup_function(
+ struct grub2_script *script, const char *name)
+{
+ struct grub2_symtab_entry *entry;
+
+ list_for_each_entry(&script->symtab, entry, list) {
+ if (!strcmp(entry->name, name))
+ return entry;
+ }
+
+ return NULL;
+}
+
const char *script_env_get(struct grub2_script *script, const char *name)
{
struct env_entry *entry;
struct grub2_statement *statement)
{
struct grub2_statement_simple *st = to_stmt_simple(statement);
- struct grub2_command *cmd;
+ struct grub2_symtab_entry *entry;
int rc;
if (!st->argv)
if (!st->argv->argc)
return 0;
- cmd = script_lookup_command(script, st->argv->argv[0]);
- if (!cmd) {
- fprintf(stderr, "undefined command '%s'\n", st->argv->argv[0]);
+ entry = script_lookup_function(script, st->argv->argv[0]);
+ if (!entry) {
+ fprintf(stderr, "undefined function '%s'\n", st->argv->argv[0]);
return 0;
}
- rc = cmd->exec(script, st->argv->argc, st->argv->argv);
+ rc = entry->fn(script, entry->data, st->argv->argc, st->argv->argv);
return rc;
}
list_add(&script->environment, &env->list);
}
-struct grub2_command *script_lookup_command(struct grub2_script *script,
- const char *name)
+void script_register_function(struct grub2_script *script,
+ const char *name, grub2_function fn,
+ void *data)
{
- struct grub2_command *command;
-
- list_for_each_entry(&script->commands, command, list) {
- if (!strcmp(command->name, name))
- return command;
- }
+ struct grub2_symtab_entry *entry;
- return NULL;
-}
-
-void script_register_command(struct grub2_script *script,
- struct grub2_command *command)
-{
- list_add(&script->commands, &command->list);
+ entry = talloc(script, struct grub2_symtab_entry);
+ entry->fn = fn;
+ entry->name = name;
+ entry->data = data;
+ list_add(&script->symtab, &entry->list);
}
script->ctx = ctx;
script->opt = NULL;
- list_init(&script->commands);
+ list_init(&script->symtab);
register_builtins(script);
return script;