[m4_fatal([$0: Invalid arguments: $@])])dnl
AT_DATA_GRAMMAR([calc.y],
[[/* Infix notation calculator--calc */
-]$4[
+]$4
+AT_LALR1_CC_IF(
+[%define "global_tokens_and_yystype"])[
%{
#include <stdio.h>
%{
static int power (int base, int exponent);
-]AT_LALR1_CC_IF([typedef yy::location YYLTYPE;],
+]AT_LALR1_CC_IF(
+[typedef yy::location YYLTYPE;
+#define first_line begin.line
+#define first_column begin.column
+#define last_line end.line
+#define last_column end.column
+],
[/* yyerror receives the location if:
- %location & %pure & %glr
- %location & %pure & %yacc & %parse-param. */
last_yylloc = AT_LOC;
if (res == '\n')
{
-AT_LALR1_CC_IF(
-[ AT_LOC.end.line++;
- AT_LOC.end.column = 0;],
-[ AT_LOC.last_line++;
- AT_LOC.last_column = 0;])
+ AT_LOC.last_line++;
+ AT_LOC.last_column = 0;
}
else
-AT_LALR1_CC_IF(
-[ AT_LOC.end.column++;],
-[ AT_LOC.last_column++;])
+ AT_LOC.last_column++;
])[
return res;
}
if (init)
{
init = 0;
-]AT_LALR1_CC_IF([],
-[AT_LOCATION_IF([
+]AT_LOCATION_IF([
AT_LOC.last_column = 0;
AT_LOC.last_line = 1;
-])])[
+])[
}
-]AT_LOCATION_IF([AT_LALR1_CC_IF(
-[ AT_LOC.begin = AT_LOC.end;],
-[ AT_LOC.first_column = AT_LOC.last_column;
+]AT_LOCATION_IF([
+ AT_LOC.first_column = AT_LOC.last_column;
AT_LOC.first_line = AT_LOC.last_line;
-])])[
+])[
/* Skip white space. */
while ((c = get_char (]AT_LEX_ARGS[)) == ' ' || c == '\t')
{
-]AT_LOCATION_IF([AT_LALR1_CC_IF(
-[ AT_LOC.begin = AT_LOC.end;],
+]AT_LOCATION_IF(
[ AT_LOC.first_column = AT_LOC.last_column;
AT_LOC.first_line = AT_LOC.last_line;
-])])[
+])[
}
/* process numbers */
])
-# AT_CHECK_CALC([BISON-OPTIONS [, EXPECTED-TO-FAIL]])
-# ------------------------------
+# AT_CHECK_CALC([BISON-OPTIONS, [EXPECTED-TO-FAIL]])
+# --------------------------------------------------
# Start a testing chunk which compiles `calc' grammar with
# BISON-OPTIONS, and performs several tests over the parser.
# However, if EXPECTED-TO-FAIL is nonempty, this test is expected to fail.