# include <string.h>
#endif
#include <ctype.h>
-#include <assert.h>
extern void perror (const char *s);
/* Exercise pre-prologue dependency to %union. */
-typedef int value_t;
+typedef int value;
-value_t global_result = 0;
-int global_count = 0;
+static value global_result = 0;
+static int global_count = 0;
%}
/* Exercise %union. */
%union
{
- value_t ival;
+ value ival;
};
%{
- %location & %pure & %glr
- %location & %pure & %yacc & %parse-param. */
static void yyerror (]AT_YYERROR_ARG_LOC_IF([YYLTYPE *yylloc, ])[
- ]AT_PARAM_IF([value_t *result, int *count, ])[
+ ]AT_PARAM_IF([value *result, int *count, ])[
const char *s
);
static int yylex (LEX_FORMALS);
;
%%
/* The input. */
-FILE *yyin;
+static FILE *yyin;
static void
yyerror (]AT_YYERROR_ARG_LOC_IF([YYLTYPE *yylloc, ])[
- ]AT_PARAM_IF([value_t *result, int *count, ])[
+ ]AT_PARAM_IF([value *result, int *count, ])[
const char *s
)
{
int
main (int argc, const char **argv)
{
- value_t result = 0;
+ value result = 0;
int count = 0;
- int status = 0;
- yyin = NULL;
+ int status;
if (argc == 2)
yyin = fopen (argv[1], "r");
yydebug = 1;
#endif
status = yyparse (]AT_PARAM_IF([&result, &count])[);
- assert (global_result == result);
- assert (global_count == count);
+ if (global_result != result)
+ abort ();
+ if (global_count != count)
+ abort ();
return status;
}
]])
# [NUM-DEBUG-LINES],
# [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
# ---------------------------------------------------------
-# Run `calc' on INPUT, and expect a `parse error' message.
+# Run `calc' on INPUT, and expect a `syntax error' message.
#
# If INPUT starts with a slash, it is used as absolute input file name,
# otherwise as contents.
# is correctly output on stderr.
#
# If BISON-OPTIONS contains `%error-verbose', then make sure the
-# IF-YYERROR-VERBOSE message is properly output after `parse error, '
+# IF-YYERROR-VERBOSE message is properly output after `syntax error, '
# on STDERR.
#
# If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES
mv at-expout expout]])
# 4. If error-verbose is not used, strip the`, unexpected....' part.
m4_bmatch([$1], [%error-verbose], [],
-[[sed 's/parse error, .*$/parse error/' expout >at-expout
+[[sed 's/syntax error, .*$/syntax error/' expout >at-expout
mv at-expout expout]])
# 5. Check
AT_CHECK([cat stderr], 0, [expout])
(2^2)^3 = 64],
[486])
-# Some parse errors.
+# Some syntax errors.
_AT_CHECK_CALC_ERROR([$1], [1], [0 0], [11],
- [1.3-1.4: parse error, unexpected "number"])
+ [1.3-1.4: syntax error, unexpected "number"])
_AT_CHECK_CALC_ERROR([$1], [1], [1//2], [15],
- [1.3-1.4: parse error, unexpected '/', expecting "number" or '-' or '('])
+ [1.3-1.4: syntax error, unexpected '/', expecting "number" or '-' or '('])
_AT_CHECK_CALC_ERROR([$1], [1], [error], [4],
- [1.1-1.2: parse error, unexpected $undefined, expecting "number" or '-' or '\n' or '('])
+ [1.1-1.2: syntax error, unexpected $undefined, expecting "number" or '-' or '\n' or '('])
_AT_CHECK_CALC_ERROR([$1], [1], [1 = 2 = 3], [22],
- [1.7-1.8: parse error, unexpected '='])
+ [1.7-1.8: syntax error, unexpected '='])
_AT_CHECK_CALC_ERROR([$1], [1],
[
+1],
[14],
- [2.1-2.2: parse error, unexpected '+'])
+ [2.1-2.2: syntax error, unexpected '+'])
# Exercise error messages with EOF: work on an empty file.
_AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4],
- [1.1-1.2: parse error, unexpected "end of input", expecting "number" or '-' or '\n' or '('])
+ [1.1-1.2: syntax error, unexpected "end of input", expecting "number" or '-' or '\n' or '('])
# Exercise the error token: without it, we die at the first error,
# hence be sure i. to have several errors, ii. to test the action
# associated to `error'.
_AT_CHECK_CALC_ERROR([$1], [0], [(1 ++ 2) + (0 0) = 1], [82],
-[1.5-1.6: parse error, unexpected '+', expecting "number" or '-' or '('
-1.15-1.16: parse error, unexpected "number"
+[1.5-1.6: syntax error, unexpected '+', expecting "number" or '-' or '('
+1.15-1.16: syntax error, unexpected "number"
calc: error: 0 != 1])
AT_CHECK_POPDEFS
AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
-AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value_t *result}, {result} %parse-param {int *count}, {count}])
+AT_CHECK_CALC_LALR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value *result} %parse-param {int *count}])
# ----------------------- #
AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc])
-AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value_t *result}, {result} %parse-param {int *count}, {count}])
+AT_CHECK_CALC_GLR([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value *result} %parse-param {int *count}])