66 |
|
|
67 |
%{ |
%{ |
68 |
static int power (int base, int exponent); |
static int power (int base, int exponent); |
69 |
|
]AT_LALR1_CC_IF([], [ |
70 |
/* yyerror receives the location if: |
/* yyerror receives the location if: |
71 |
- %location & %pure & %glr |
- %location & %pure & %glr |
72 |
- %location & %pure & %yacc & %parse-param. */ |
- %location & %pure & %yacc & %parse-param. */ |
73 |
static void yyerror (]AT_YYERROR_ARG_LOC_IF([YYLTYPE *yylloc, ])[ |
static void yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *yylloc, ]) |
74 |
]AT_PARAM_IF([value *result, int *count, ])[ |
AT_PARAM_IF([value *result, int *count, ]) |
75 |
const char *s |
const char *s |
76 |
); |
);])[ |
77 |
static int yylex (]AT_LEX_FORMALS[); |
static int yylex (]AT_LEX_FORMALS[); |
78 |
static int yygetc (]AT_LEX_FORMALS[); |
static int yygetc (]AT_LEX_FORMALS[); |
79 |
static void yyungetc (]AT_LEX_PRE_FORMALS[ int c); |
static void yyungetc (]AT_LEX_PRE_FORMALS[ int c); |
129 |
void |
void |
130 |
yy::Parser::print_ () |
yy::Parser::print_ () |
131 |
{ |
{ |
132 |
std::cerr << location; |
AT_LOCATION_IF([ |
133 |
|
std::cerr << location;]) |
134 |
} |
} |
135 |
|
|
136 |
/* A C++ error reporting function. */ |
/* A C++ error reporting function. */ |
137 |
void |
void |
138 |
yy::Parser::error_ () |
yy::Parser::error_ () |
139 |
{ |
{ |
140 |
std::cerr << location << ": " << message << std::endl; |
std::cerr << AT_LOCATION_IF([location << ": " << ])message << std::endl; |
141 |
} |
} |
142 |
|
|
143 |
int |
int |
255 |
])])[ |
])])[ |
256 |
} |
} |
257 |
|
|
258 |
]AT_LALR1_CC_IF( |
]AT_LOCATION_IF([AT_LALR1_CC_IF( |
259 |
[ AT_LOC.begin = AT_LOC.end;], |
[ AT_LOC.begin = AT_LOC.end;], |
260 |
[AT_LOCATION_IF([ |
[ AT_LOC.first_column = AT_LOC.last_column; |
|
AT_LOC.first_column = AT_LOC.last_column; |
|
261 |
AT_LOC.first_line = AT_LOC.last_line; |
AT_LOC.first_line = AT_LOC.last_line; |
262 |
])])[ |
])])[ |
263 |
|
|
264 |
/* Skip white space. */ |
/* Skip white space. */ |
265 |
while ((c = yygetc (]AT_LEX_ARGS[)) == ' ' || c == '\t') |
while ((c = yygetc (]AT_LEX_ARGS[)) == ' ' || c == '\t') |
266 |
{ |
{ |
267 |
]AT_LALR1_CC_IF( |
]AT_LOCATION_IF([AT_LALR1_CC_IF( |
268 |
[ AT_LOC.begin = AT_LOC.end;], |
[ AT_LOC.begin = AT_LOC.end;], |
269 |
[AT_LOCATION_IF([ |
[ AT_LOC.first_column = AT_LOC.last_column; |
|
AT_LOC.first_column = AT_LOC.last_column; |
|
270 |
AT_LOC.first_line = AT_LOC.last_line; |
AT_LOC.first_line = AT_LOC.last_line; |
271 |
])])[ |
])])[ |
272 |
} |
} |
317 |
exit (1); |
exit (1); |
318 |
} |
} |
319 |
|
|
320 |
#if YYDEBUG |
]AT_LALR1_CC_IF([], [m4_bmatch([$4], [%debug], |
321 |
yydebug = 1; |
[ yydebug = 1;])])[ |
|
#endif |
|
322 |
status = yyparse (]AT_PARAM_IF([&result, &count])[); |
status = yyparse (]AT_PARAM_IF([&result, &count])[); |
323 |
if (global_result != result) |
if (global_result != result) |
324 |
abort (); |
abort (); |
438 |
[m4_bmatch([$3], ["lalr1.cc"], [$1], [$2])]) |
[m4_bmatch([$3], ["lalr1.cc"], [$1], [$2])]) |
439 |
m4_pushdef([AT_GLR_IF], |
m4_pushdef([AT_GLR_IF], |
440 |
[m4_bmatch([$3], [%glr-parser], [$1], [$2])]) |
[m4_bmatch([$3], [%glr-parser], [$1], [$2])]) |
441 |
|
# Using yacc.c? |
442 |
|
m4_pushdef([AT_YACC_IF], |
443 |
|
[m4_bmatch([$3], [%glr-parser\|%skeleton], [$2], [$1])]) |
444 |
m4_pushdef([AT_PARAM_IF], |
m4_pushdef([AT_PARAM_IF], |
445 |
[m4_bmatch([$3], [%parse-param], [$1], [$2])]) |
[m4_bmatch([$3], [%parse-param], [$1], [$2])]) |
446 |
m4_pushdef([AT_LOCATION_IF], |
m4_pushdef([AT_LOCATION_IF], |
457 |
m4_pushdef([AT_YYERROR_ARG_LOC_IF], |
m4_pushdef([AT_YYERROR_ARG_LOC_IF], |
458 |
[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])], |
[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])], |
459 |
[$2])]) |
[$2])]) |
460 |
# yyerror cannot see the locations if !glr & pure & !param. |
# yyerror always sees the locations (when activated), except if |
461 |
|
# yacc & pure & !param. |
462 |
m4_pushdef([AT_YYERROR_SEES_LOC_IF], |
m4_pushdef([AT_YYERROR_SEES_LOC_IF], |
463 |
[AT_LALR1_CC_IF([$1], |
[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])], |
464 |
[AT_LOCATION_IF([AT_GLR_IF([$1], |
[$1])], |
465 |
[AT_PURE_IF([AT_PARAM_IF([$1], |
[$1])], |
466 |
[$2])], |
[$2])]) |
|
[$1])])], |
|
|
[$2])])]) |
|
467 |
|
|
468 |
# The interface is pure: either because %pure-parser, or because we |
# The interface is pure: either because %pure-parser, or because we |
469 |
# are using the C++ parsers. |
# are using the C++ parsers. |
513 |
m4_popdef([AT_PURE_AND_LOC_IF]) |
m4_popdef([AT_PURE_AND_LOC_IF]) |
514 |
m4_popdef([AT_LOCATION_IF]) |
m4_popdef([AT_LOCATION_IF]) |
515 |
m4_popdef([AT_PARAM_IF]) |
m4_popdef([AT_PARAM_IF]) |
516 |
|
m4_popdef([AT_YACC_IF]) |
517 |
m4_popdef([AT_GLR_IF]) |
m4_popdef([AT_GLR_IF]) |
518 |
m4_popdef([AT_LALR1_CC_IF]) |
m4_popdef([AT_LALR1_CC_IF]) |
519 |
]) |
]) |
698 |
|
|
699 |
# AT_CHECK_CALC_LALR1_CC() |
# AT_CHECK_CALC_LALR1_CC() |
700 |
|
|
701 |
AT_CHECK_CALC_LALR1_CC([%defines %pure-parser %locations]) |
AT_CHECK_CALC_LALR1_CC([%defines %locations]) |
702 |
|
|
703 |
# AT_CHECK_CALC_LALR1_CC([%defines]) |
AT_CHECK_CALC_LALR1_CC([%defines]) |
704 |
# AT_CHECK_CALC_LALR1_CC([%locations]) |
# AT_CHECK_CALC_LALR1_CC([%locations]) |
705 |
# AT_CHECK_CALC_LALR1_CC([%name-prefix="calc"]) |
# AT_CHECK_CALC_LALR1_CC([%name-prefix="calc"]) |
706 |
# AT_CHECK_CALC_LALR1_CC([%verbose]) |
# AT_CHECK_CALC_LALR1_CC([%verbose]) |
709 |
|
|
710 |
# AT_CHECK_CALC_LALR1_CC([%error-verbose %locations]) |
# AT_CHECK_CALC_LALR1_CC([%error-verbose %locations]) |
711 |
|
|
712 |
# AT_CHECK_CALC_LALR1_CC([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc]) |
AT_CHECK_CALC_LALR1_CC([%error-verbose %locations %defines %name-prefix="calc" %verbose %yacc]) |
713 |
|
|
714 |
# AT_CHECK_CALC_LALR1_CC([%debug]) |
# AT_CHECK_CALC_LALR1_CC([%debug]) |
715 |
# AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc]) |
AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc]) |
716 |
|
|
717 |
# AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc]) |
AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc]) |
718 |
|
|
719 |
# AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value *result} %parse-param {int *count}]) |
# AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %locations %defines %name-prefix="calc" %verbose %yacc %parse-param {value *result} %parse-param {int *count}]) |