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* src/getargs.c (skeleton_arg): Last arg is now location const *.

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Rewrite to simplify the logic.
(language_argmatch): Likewise.

* doc/bison.texinfo (Decl Summary, Bison Options): Don't claim
Java is supported.
* src/complain.c (program_name): Remove decl; no longer needed.
* src/main.c (program_name): Remove; now belongs to getargs.

2006-12-18  Paolo Bonzini  <bonzini@gnu.org>

* NEWS: Document %language.

* data/Makefile.am (dist_pkgdata_DATA): Add c-skel.m4, c++-skel.m4.

* data/c-skel.m4, data/c++-skel.m4: New files.
* data/glr.c: Complain on push parsers.

* doc/bison.texinfo (C++ Parser Interface): Prefer %language
over %skeleton.
(Directives): Document %language and %skeleton.
(Command line): Document -L.

* examples/extexi: Rewrite %require directive.
* examples/calc++/Makefile.am: Pass VERSION to extexi.

* src/files.c (compute_exts_from_gc): Look in language structure
for .y extension.
(compute_file_name_parts): Check whether .tab should be added.
* src/getargs.c (valid_languages, skeleton_prio, language_prio):
(language, skeleton_arg, language_argmatch): New.
(long_options): Add --language.
(getargs): Use skeleton_arg, add -L/--language.
* src/getargs.h: Include location.h.
(struct bison_language, language, skeleton_arg, language_argmatch): New.
* src/output.c (prepare): Pick default skeleton from struct language.
Don't dispatch C skeletons here.
* src/parse-gram.y (PERCENT_LANGUAGE): New.
(prologue_declaration): Add "%language" rule, use skeleton_arg.
* src/scan-gram.l ("%language"): New rule.

* tests/calc.at: Test %skeleton and %language.
* tests/local.at (AT_SKEL_CC_IF): Look for %language.
(AT_GLR_IF): Look for %skeleton "glr.cc".
(AT_LALR1_CC_IF, AT_GLR_CC_IF): Rewrite.
(AT_YACC_IF): Reject %language.

2006-12-18  Paul Eggert  <eggert@cs.ucla.edu>
This commit is contained in:
Paul Eggert
2006-12-19 00:34:37 +00:00
parent db06f0ce72
commit 0e021770cc
19 changed files with 287 additions and 51 deletions
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4
src/parse-gram.y
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@@ -143,6 +143,7 @@ static int current_prec = 0;
PERCENT_FILE_PREFIX "%file-prefix"
PERCENT_GLR_PARSER "%glr-parser"
PERCENT_INITIAL_ACTION "%initial-action"
PERCENT_LANGUAGE "%language"
PERCENT_LEX_PARAM "%lex-param"
PERCENT_LOCATIONS "%locations"
PERCENT_NAME_PREFIX "%name-prefix"
@@ -245,6 +246,7 @@ prologue_declaration:
{
muscle_code_grow ("initial_action", translate_symbol_action ($2, @2), @2);
}
| "%language" STRING { language_argmatch ($2, 1, &@1); }
| "%lex-param" "{...}" { add_param ("lex_param", $2, @2); }
| "%locations" { locations_flag = true; }
| "%name-prefix" STRING { spec_name_prefix = $2; }
@@ -257,7 +259,7 @@ prologue_declaration:
| "%pure-parser" { pure_parser = true; }
| "%push-parser" { push_parser = true; pure_parser = true; }
| "%require" STRING { version_check (&@2, $2); }
| "%skeleton" STRING { skeleton = $2; }
| "%skeleton" STRING { skeleton_arg ($2, 1, &@1); }
| "%token-table" { token_table_flag = true; }
| "%verbose" { report_flag = report_states; }
| "%yacc" { yacc_flag = true; }