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* data/c.m4 (b4_c_function, b4_c_ansi_args, b4_c_ansi_arg)

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(b4_c_knr_arg_names, b4_c_knr_arg_name, b4_c_knr_arg_decls)
(b4_c_knr_arg_decl): New.
* data/yacc.c: Use it to define yysymprint, yydestruct, and
yyreport_parse_error.
This commit is contained in:
Akim Demaille
2002-07-25 19:34:54 +00:00
parent b8df32232a
commit 4a2a22f4c0
3 changed files with 106 additions and 64 deletions
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52
data/c.m4
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@@ -128,3 +128,55 @@ m4_map_sep([ b4_token_enum], [,
m4_map([b4_token_define], [$@])
])
])
## ---------------------------------------------- ##
## Declaring C functions in both K&R and ANSI-C. ##
## ---------------------------------------------- ##
# b4_c_function(NAME, RETURN-VALUE, [TYPE1, NAME1], ...)
# ------------------------------------------------
# Declare the function NAME.
m4_define([b4_c_function],
[$2
#if defined (__STDC__) || defined (__cplusplus)
$1 (b4_c_ansi_args(m4_shiftn(2, $@)))
#else
$1 (b4_c_knr_arg_names(m4_shiftn(2, $@)))
b4_c_knr_arg_decls(m4_shiftn(2, $@))
#endif[]dnl
])
# b4_c_ansi_args([TYPE1, NAME1], ...)
# -----------------------------------
# Output the arguments ANSI-C definition.
m4_define([b4_c_ansi_args],
[m4_map_sep([b4_c_ansi_arg], [, ], [$@])])
m4_define([b4_c_ansi_arg],
[$1 $2])
# b4_c_knr_args([TYPE1, NAME1], ...)
# ----------------------------------
# Output the argument names.
m4_define([b4_c_knr_arg_names],
[m4_map_sep([b4_c_knr_arg_name], [, ], [$@])])
m4_define([b4_c_knr_arg_name],
[$2])
# b4_c_knr_args([TYPE1, NAME1], ...)
# ----------------------------------
# Output the K&R argument declarations.
m4_define([b4_c_knr_arg_decls],
[m4_map_sep([b4_c_knr_arg_decl],
[
],
[$@])])
m4_define([b4_c_knr_arg_decl],
[ $1 $2;])