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java: fix support for api.prefix

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* data/skeletons/java.m4: here.
* tests/java.at: Check it.
This commit is contained in:
Akim Demaille
2019-06-16 14:45:00 +02:00
parent 66ac4acc6c
commit f2b210a901
5 changed files with 24 additions and 7 deletions
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3
NEWS
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@@ -2,6 +2,9 @@ GNU Bison NEWS
* Noteworthy changes in release ?.? (????-??-??) [?]
** Bug fixes
In Java, %define api.prefix was ignored. It now behaves as expected.
* Noteworthy changes in release 3.4.1 (2019-05-22) [stable]

15
data/skeletons/java.m4
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@@ -184,8 +184,19 @@ b4_percent_define_check_kind([[throws]], [code], [deprecated])
m4_define([b4_yystype], [b4_percent_define_get([[api.value.type]])])
b4_percent_define_default([[api.value.type]], [[Object]])
# %name-prefix
m4_define_default([b4_prefix], [[YY]])
# b4_api_prefix, b4_api_PREFIX
# ----------------------------
# Corresponds to %define api.prefix
b4_percent_define_default([[api.prefix]], [[YY]])
m4_define([b4_api_prefix],
[b4_percent_define_get([[api.prefix]])])
m4_define([b4_api_PREFIX],
[m4_toupper(b4_api_prefix)])
# b4_prefix
# ---------
# If the %name-prefix is not given, it is api.prefix.
m4_define_default([b4_prefix], [b4_api_prefix])
b4_percent_define_default([[api.parser.class]], [b4_prefix[]Parser])
m4_define([b4_parser_class], [b4_percent_define_get([[api.parser.class]])])

2
doc/bison.texi
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@@ -6068,7 +6068,7 @@ Introduced in Bison 3.3 to replace @code{parser_class_name}.
@item Accepted Values: String
@item Default Value: @code{yy}
@item Default Value: @code{YY} for Java, @code{yy} otherwise.
@item History: introduced in Bison 2.6
@end itemize

5
tests/java.at
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@@ -60,7 +60,7 @@ AT_BISON_OPTION_PUSHDEFS([%language "Java" $4])
AT_DATA_GRAMMAR([Calc.y],
[[/* Infix notation calculator--calc */
%language "Java"
%name-prefix "Calc"
%define api.prefix {Calc}
%define api.parser.class {Calc}
%define public
@@ -444,6 +444,9 @@ AT_CHECK_JAVA_GREP([[class YYParser]])
AT_CHECK_JAVA_MINIMAL([[%name-prefix "Prefix"]])
AT_CHECK_JAVA_GREP([[class PrefixParser]])
AT_CHECK_JAVA_MINIMAL([[%define api.prefix {Prefix}]])
AT_CHECK_JAVA_GREP([[class PrefixParser]])
AT_CHECK_JAVA_MINIMAL([[%define api.token.prefix {TOK_}]])
AT_CHECK_JAVA_GREP([[.*TOK_END.*]])

6
tests/local.at
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@@ -200,7 +200,7 @@ m4_pushdef([AT_NAME_PREFIX],
[m4_bregexp([$3],
[\(%define api\.prefix\|%name-prefix\) [\{\"]\([^\"\}]*\)[\"\}]],
[\2])],
[yy])])
[AT_JAVA_IF([YY], [yy])])])
# AT_NAMESPACE: also consider api.prefix. FIXME: Stop that confusion.
m4_pushdef([AT_NAMESPACE],
[m4_bmatch([$3], [\(%define api\.\(namespace\|prefix\)\|%name-prefix\) .*],
@@ -218,7 +218,7 @@ m4_pushdef([AT_VARIANT_IF],
m4_pushdef([AT_API_prefix],
[m4_bmatch([$3], [%define api\.prefix {.*}],
[m4_bregexp([$3], [%define api\.prefix {\([^\}]*\)}], [\1])],
[yy])])
[AT_JAVA_IF([YY], [yy])])])
m4_pushdef([AT_API_PREFIX],
[m4_toupper(AT_API_prefix)])
# yyerror receives the location if %location, and if the parser is pure. For
@@ -782,7 +782,7 @@ m4_define([AT_MAIN_DEFINE(java)],
{
public static void main (String args[]) throws IOException
{
YYParser p = new YYParser ();
]AT_API_prefix[Parser p = new ]AT_API_prefix[Parser ();
System.exit (p.parse () ? 0 : 1);
}
}]])