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* data/bison.simple (m4_if): Don't output empty enums.

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And actually, output valid enum definitions :(.
This commit is contained in:
Akim Demaille
2002-05-03 16:22:54 +00:00
parent 2de3aceee7
commit 53c71a12c8
2 changed files with 14 additions and 6 deletions
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15
data/bison.simple
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@@ -82,14 +82,16 @@ m4_define([b4_token_define],
# ---------------------------------------
# Output the definition of this token as an enum.
m4_define([b4_token_enum],
[enum $1 = $2])
[$1 = $2])
# b4_token_defines(LIST-OF-PAIRS-TOKEN-NAME-TOKEN-NUMBER)
# -------------------------------------------------------
# Output the definition of the tokens as #define.
# Output the definition of the tokens (if there are) as enums and #define.
m4_define([b4_token_defines],
[#ifndef YYTOKENTYPE
[m4_if([$@], [[]], [],
[/* Tokens. */
#ifndef YYTOKENTYPE
# if defined (__STDC__) || defined (__cplusplus)
/* Put the tokens into the symbol table, so that GDB and other debuggers
know about them. */
@@ -101,8 +103,10 @@ m4_map_sep([ b4_token_enum], [,
/* POSIX requires `int' for tokens in interfaces. */
# define YYTOKENTYPE int
# endif
#endif
m4_map([b4_token_define], [$@])])
#endif /* !YYTOKENTYPE */
m4_map([b4_token_define], [$@])
])
])
m4_divert(0)dnl
@@ -310,7 +314,6 @@ union yyalloc
#endif
/* Tokens. */
b4_token_defines(b4_tokens)
/* YYFINAL -- State number of the termination state. */