* data/c.m4: here.
2002-10-20 Akim Demaille <akim@epita.fr>
+ * data/yacc.c, data/yacc.c (b4_location_if, b4_pure_if): Move to...
+ * data/c.m4: here.
+
+2002-10-20 Akim Demaille <akim@epita.fr>
+
* src/output.c (prepare): Use MUSCLE_INSERT_STRING.
* src/muscle_tab.c (muscle_pair_list_grow): Rename `val as
`pair'.
## ----------- ##
-## Copuright. ##
+## Copyright. ##
## ----------- ##
# b4_copyright(TITLE, YEARS)
m4_define([b4_c_knr_arg_decl],
[ $1 $2;])
+
+
+
+## ------------------ ##
+## Decoding options. ##
+## ------------------ ##
+
+
+# b4_location_if(IF-TRUE, IF-FALSE)
+# ---------------------------------
+# Expand IF-TRUE, if locations are used, IF-FALSE otherwise.
+m4_define([b4_location_if],
+[m4_if(b4_locations_flag, [1],
+ [$1],
+ [$2])])
+
+
+# b4_pure_if(IF-TRUE, IF-FALSE)
+# -----------------------------
+# Expand IF-TRUE, if %pure-parser, IF-FALSE otherwise.
+m4_define([b4_pure_if],
+[m4_if(b4_pure, [1],
+ [$1],
+ [$2])])
# Location type.
m4_define_default([b4_location_type], [yyltype])
+# Accumule in b4_lex_param all the yylex arguments.
+# Yes, this is quite ugly...
+m4_define([b4_lex_param],
+m4_dquote(b4_pure_if([[[[YYSTYPE *]], [[yylvalp]]][]dnl
+b4_location_if([, [[YYLTYPE *], [yyllocp]]])])dnl
+m4_ifdef([b4_lex_param], [, ]b4_lex_param)))
+
+m4_define_default([b4_parse_param])
## ----------------- ##
## Locations. ##
## ----------- ##
-# b4_location_if(IF-TRUE, IF-FALSE)
-# ---------------------------------
-# Expand IF-TRUE, if locations are used, IF-FALSE otherwise.
-m4_define([b4_location_if],
-[m4_if(b4_locations_flag, [1],
- [$1],
- [$2])])
-
-
# b4_lhs_location()
# -----------------
# Expansion of @$.
-## -------------- ##
-## %pure-parser. ##
-## -------------- ##
-
-# b4_pure_if(IF-TRUE, IF-FALSE)
-# -----------------------------
-# Expand IF-TRUE, if %pure-parser, IF-FALSE otherwise.
-m4_define([b4_pure_if],
-[m4_if(b4_pure, [1],
- [$1],
- [$2])])
-
-
## ------------------- ##
## Output file names. ##
## ------------------- ##
#endif
/* YYLEX -- calling `yylex' with the right arguments. */
+#define YYLEX ]b4_c_function_call([yylex], [int], b4_lex_param)[
]b4_pure_if(
[
-#ifdef YYLEX_PARAM
-# define YYLEX yylex (yylvalp, b4_location_if([yyllocp, ])YYLEX_PARAM)
-#else
-# define YYLEX yylex (yylvalp[]b4_location_if([, yyllocp]))
-#endif],
-[#define YYLEX yylex ()])
-
-b4_pure_if(
-[
#undef yynerrs
#define yynerrs (yystack->yyerrcnt)
#undef yychar
while (yytrue)
{
- /* For efficiency, we have two loops, of which the first of which
- * is specialized to deterministic operation (single stack, no
- * potential ambiguity). */
+ /* For efficiency, we have two loops, the first of which is
+ specialized to deterministic operation (single stack, no
+ potential ambiguity). */
/* Standard mode */
while (yytrue)
# Location type.
m4_define_default([b4_location_type], [yyltype])
-
+# Accumule in b4_lex_param all the yylex arguments.
+# Yes, this is quite ugly...
+m4_define([b4_lex_param],
+m4_dquote(b4_pure_if([[[[YYSTYPE *]], [[&yylval]]][]dnl
+b4_location_if([, [[YYLTYPE *], [&yylloc]]])])dnl
+m4_ifdef([b4_lex_param], [, ]b4_lex_param)))
## ----------------- ##
## Locations. ##
## ----------- ##
-# b4_location_if(IF-TRUE, IF-FALSE)
-# ---------------------------------
-# Expand IF-TRUE, if locations are used, IF-FALSE otherwise.
-m4_define([b4_location_if],
-[m4_if(b4_locations_flag, [1],
- [$1],
- [$2])])
-
-
# b4_lhs_location()
# -----------------
# Expansion of @$.
-## -------------- ##
-## %pure-parser. ##
-## -------------- ##
-
-# b4_pure_if(IF-TRUE, IF-FALSE)
-# -----------------------------
-# Expand IF-TRUE, if %pure-parser, IF-FALSE otherwise.
-m4_define([b4_pure_if],
-[m4_if(b4_pure, [1],
- [$1],
- [$2])])
-
-
## ------------------- ##
## Output file names. ##
## ------------------- ##
#ifdef YYLEX_PARAM
# define YYLEX yylex (b4_pure_if([&yylval[]b4_location_if([, &yylloc]), ])YYLEX_PARAM)
#else
-# define YYLEX b4_c_function_call([yylex], [int],
- b4_pure_if([[[[]], [[&yylval]]],
- b4_location_if([[[], [&yylloc]],])])
- m4_fst(b4_lex_param))
+# define YYLEX b4_c_function_call([yylex], [int], b4_lex_param)
#endif
/* Enable debugging if requested. */
{
init = 0;
#if YYLSP_NEEDED
- yylloc.last_column = 1;
- yylloc.last_line = 1;
+ LOC.last_column = 1;
+ LOC.last_line = 1;
#endif
}
AT_CHECK_CALC_GLR([%debug])
AT_CHECK_CALC_GLR([%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])