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* data/c.m4 (b4_union_name): Leave a default value.
* data/glr.c, data/yacc.c: Use it.
This commit is contained in:
Akim Demaille
2006-06-20 11:32:19 +00:00
parent a7ee59cfb4
commit 1b818f33ad
3 changed files with 6 additions and 5 deletions
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5
data/c.m4
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@@ -88,7 +88,8 @@ m4_define([b4_identification],
m4_define_default([b4_epilogue], [])
# If the %union is not named, its name is YYSTYPE.
m4_define_default([b4_union_name], [YYSTYPE])
## ------------------------ ##
## Pure/impure interfaces. ##
@@ -196,7 +197,7 @@ m4_define([b4_define_flag_if],
m4_define([_b4_define_flag_if],
[m4_if([$1$2], $[1]$[2], [],
[m4_fatal([$0: Invalid arguments: $@])])dnl
m4_define([b4_$3_if],
m4_define([b4_$3_if],
[b4_flag_if([$3], [$1], [$2])])])

2
data/glr.c
View File

@@ -173,7 +173,7 @@ m4_define([b4_shared_declarations],
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
]m4_ifdef([b4_stype],
[typedef union m4_bregexp(b4_stype, [^{], [YYSTYPE ])
[typedef union b4_union_name
b4_stype
/* Line __line__ of glr.c. */
b4_syncline([@oline@], [@ofile@])

4
data/yacc.c
View File

@@ -185,7 +185,7 @@ b4_locations_if([#define yylloc b4_prefix[]lloc])])[
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
]m4_ifdef([b4_stype],
[typedef union[]m4_bregexp(b4_stype, [^{], [ YYSTYPE])
[typedef union b4_union_name
b4_stype
/* Line __line__ of yacc.c. */
b4_syncline([@oline@], [@ofile@])
@@ -1495,7 +1495,7 @@ b4_token_enums_defines(b4_tokens)
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
m4_ifdef([b4_stype],
[typedef union[]m4_bregexp(b4_stype, [^{], [ YYSTYPE])
[typedef union b4_union_name
b4_stype
/* Line __line__ of yacc.c. */
b4_syncline([@oline@], [@ofile@])