correction for update_ceg

diff --git a/util/ceg/EM_parser/common/pars.g b/util/ceg/EM_parser/common/pars.g
index f76f475..6aadb7a 100644 (file)
--- a/util/ceg/EM_parser/common/pars.g
+++ b/util/ceg/EM_parser/common/pars.g
@@ -162,9 +162,9 @@ def_row     : [ special | simple]   { out( "}\n\n");}
 c_table        : c_row*
        ;
 
-c_row  : %if ( strcmp( yytext, to_change) == 0)
+c_row  : %if ( to_change && strcmp( yytext, to_change) == 0)
          C_INSTR               { set_outfile( yytext); header( yytext);}
-         [ special | simple]   { out( "}\n\n"); }
+         [ special | simple]   { out( "}\n\n"); to_change = 0; }
 
        | C_INSTR
          [ c_special | c_simple]
@@ -319,8 +319,11 @@ char **argv;
                        library = TRUE;
                        to_change = argv[2];
                        c_table();
-                       fprint( STDERR, "No rule for %s\n", to_change);
-                       exit( 1);
+                       if (to_change) {
+                               fprint( STDERR, "No rule for %s\n", to_change);
+                               exit( 1);
+                       }
+                       exit(nerrors);
                }
        }
        else {