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

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

View File

@@ -622,16 +622,13 @@ prepare (void)
muscle_insert ("pre_prologue", obstack_finish (&pre_prologue_obstack));
muscle_insert ("post_prologue", obstack_finish (&post_prologue_obstack));
/* Find the right skeleton file. */
if (!skeleton)
{
if (glr_parser || nondeterministic_parser)
skeleton = "glr.c";
else
skeleton = "yacc.c";
}
/* Find the right skeleton file, and add muscles about the skeletons. */
if (skeleton)
MUSCLE_INSERT_C_STRING ("skeleton", skeleton);
else
skeleton = language->skeleton;
/* About the skeletons. */
/* About the skeletons. */
{
char const *pkgdatadir = getenv ("BISON_PKGDATADIR");
/* b4_pkgdatadir is used inside m4_include in the skeletons, so digraphs
@@ -639,7 +636,6 @@ prepare (void)
his Bison installation path. */
MUSCLE_INSERT_STRING_RAW ("pkgdatadir",
pkgdatadir ? pkgdatadir : PKGDATADIR);
MUSCLE_INSERT_C_STRING ("skeleton", skeleton);
}
}