glcpp: Print locations in error messages where possible.

diff --git a/glcpp/glcpp-parse.y b/glcpp/glcpp-parse.y
index d7a1048..0444b0c 100644 (file)
--- a/glcpp/glcpp-parse.y
+++ b/glcpp/glcpp-parse.y
@@ -733,7 +733,7 @@ _token_print (char **out, token_t *token)
        case IDENTIFIER:
        case INTEGER_STRING:
        case OTHER:
-               glcpp_printf (*out, "%s", token->value.str);
+               glcpp_print (*out, token->value.str);
                break;
        case SPACE:
                glcpp_print (*out, " ");
@@ -855,7 +855,8 @@ _token_paste (glcpp_parser_t *parser, token_t *token, token_t *other)
                return combined;
        }
 
-       glcpp_print (parser->errors, "Error: Pasting \"");
+       glcpp_error (&token->location, parser, "");
+       glcpp_print (parser->errors, "Pasting \"");
        _token_print (&parser->errors, token);
        glcpp_print (parser->errors, "\" and \"");
        _token_print (&parser->errors, other);
@@ -946,7 +947,7 @@ _glcpp_parser_evaluate_defined (glcpp_parser_t *parser,
                while (next && next->token->type == SPACE)
                        next = next->next;
                if (next == NULL || next->token->type != IDENTIFIER) {
-                       glcpp_print (parser->errors, "Error: operator \"defined\" requires an identifier\n");
+                       yyerror (&node->token->location, parser, "operator \"defined\" requires an identifier\n");
                        exit (1);
                }
                macro = hash_table_find (parser->defines,
@@ -1093,8 +1094,7 @@ _glcpp_parser_expand_function (glcpp_parser_t *parser,
        case FUNCTION_NOT_A_FUNCTION:
                return NULL;
        case FUNCTION_UNBALANCED_PARENTHESES:
-               glcpp_printf (parser->errors, "Error: Macro %s call has unbalanced parentheses\n",
-                             identifier);
+               glcpp_error (&node->token->location, parser, "Macro %s call has unbalanced parentheses\n", identifier);
                exit (1);
                return NULL;
        }
@@ -1110,7 +1110,7 @@ _glcpp_parser_expand_function (glcpp_parser_t *parser,
                _argument_list_length (arguments) == 1 &&
                arguments->head->argument->head == NULL)))
        {
-               glcpp_printf (parser->errors,
+               glcpp_error (&node->token->location, parser,
                              "Error: macro %s invoked with %d arguments (expected %d)\n",
                              identifier,
                              _argument_list_length (arguments),
@@ -1180,7 +1180,7 @@ _glcpp_parser_expand_function (glcpp_parser_t *parser,
                        next_non_space = next_non_space->next;
 
                if (next_non_space == NULL) {
-                       glcpp_print (parser->errors, "Error: '##' cannot appear at either end of a macro expansion\n");
+                       yyerror (&node->token->location, parser, "'##' cannot appear at either end of a macro expansion\n");
                        return NULL;
                }