discover/grub2: Add linux16 command

[petitboot] / discover / grub2 / script.c

diff --git a/discover/grub2/script.c b/discover/grub2/script.c
index 239ae38f5e67306408e7c386abc050b03ec5d4d6..43259aafa304fb973ed0989a10a4ac36dd8b3b00 100644 (file)
--- a/discover/grub2/script.c
+++ b/discover/grub2/script.c
@@ -9,6 +9,8 @@
 
 #define to_stmt_simple(stmt) \
        container_of(stmt, struct grub2_statement_simple, st)
+#define to_stmt_block(stmt) \
+       container_of(stmt, struct grub2_statement_block, st)
 #define to_stmt_if(stmt) \
        container_of(stmt, struct grub2_statement_if, st)
 #define to_stmt_menuentry(stmt) \
@@ -246,7 +248,7 @@ int statement_simple_execute(struct grub2_script *script,
        entry = script_lookup_function(script, st->argv->argv[0]);
        if (!entry) {
                fprintf(stderr, "undefined function '%s'\n", st->argv->argv[0]);
-               return 0;
+               return 1;
        }
 
        rc = entry->fn(script, entry->data, st->argv->argc, st->argv->argv);
@@ -254,6 +256,13 @@ int statement_simple_execute(struct grub2_script *script,
        return rc;
 }
 
+int statement_block_execute(struct grub2_script *script,
+               struct grub2_statement *statement)
+{
+       struct grub2_statement_block *st = to_stmt_block(statement);
+       return statements_execute(script, st->statements);
+}
+
 /* returns 0 if the statement was executed, 1 otherwise */
 static int statement_conditional_execute(struct grub2_script *script,
                struct grub2_statement *statement, bool *executed)
@@ -304,6 +313,9 @@ int statement_menuentry_execute(struct grub2_script *script,
        } else {
                opt->option->name = talloc_strdup(opt, "(unknown)");
        }
+       opt->option->id = talloc_asprintf(opt->option, "%s#%s",
+                       script->ctx->device->device->id,
+                       opt->option->name);
 
        script->opt = opt;