parsergen: make "code" arg to "gen_reduce" more obvious.

[ocean] / csrc / parsergen.mdc

diff --git a/csrc/parsergen.mdc b/csrc/parsergen.mdc
index ad20195f51b8f355bc0bca3eebe021eb495106e0..fc95688efff4332384acd7034472d9b78a287d41 100644 (file)
--- a/csrc/parsergen.mdc
+++ b/csrc/parsergen.mdc
@@ -2303,15 +2303,15 @@ transformed, and will cause an error when the code is compiled.
 ###### functions
 
        static void gen_reduce(FILE *f, struct grammar *g, char *file,
-                              struct code_node *code)
+                              struct code_node *pre_reduce)
        {
                int i;
                fprintf(f, "#line 1 \"gen_reduce\"\n");
                fprintf(f, "static int do_reduce(int prod, void **body, struct token_config *config, void *ret)\n");
                fprintf(f, "{\n");
                fprintf(f, "\tint ret_size = 0;\n");
-               if (code)
-                       code_node_print(f, code, file);
+               if (pre_reduce)
+                       code_node_print(f, pre_reduce, file);
 
                fprintf(f, "#line 4 \"gen_reduce\"\n");
                fprintf(f, "\tswitch(prod) {\n");
@@ -2446,7 +2446,7 @@ grammar file).
                case 't':
                        tag = optarg; break;
                default:
-                       fprintf(stderr, "Usage: parsergen ...\n");
+                       fprintf(stderr, "Usage: parsergen -[05SL1R] [-t tag] [-o output] input\n");
                        exit(1);
                }
        }