id.c: generate

* common.mk, defs/id.def, template/id.c.tmpl: generate id.c as well as id.h.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38192 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

.gitignore

@@ -56,7 +56,7 @@ y.tab.c
 /encdb.h
 /exts.mk
 /goruby
-/id.h
+/id.[ch]
 /largefile.h
 /lex.c
 /libruby*.*

ChangeLog

@@ -1,3 +1,7 @@
+Wed Dec  5 02:36:10 2012  Nobuyoshi Nakada  <[email protected]>
+
+	* common.mk, defs/id.def, template/id.c.tmpl: generate id.c as well as id.h.
+
 Wed Dec  5 00:56:21 2012  KOSAKI Motohiro  <[email protected]>
 
 	* thread.c (rb_mutex_owned_p): new method that return current

common.mk

@@ -841,7 +841,7 @@ INSNS2VMOPT = --srcdir="$(srcdir)"
 
 {$(VPATH)}vm.inc: $(srcdir)/template/vm.inc.tmpl
 
-srcs: {$(VPATH)}parse.c {$(VPATH)}lex.c {$(VPATH)}newline.c srcs-ext srcs-enc
+srcs: {$(VPATH)}parse.c {$(VPATH)}lex.c {$(VPATH)}newline.c {$(VPATH)}id.c srcs-ext srcs-enc
 
 EXT_SRCS = $(srcdir)/ext/ripper/ripper.c $(srcdir)/ext/json/parser/parser.c
 
@@ -857,7 +857,12 @@ incs: $(INSNS) {$(VPATH)}node_name.inc {$(VPATH)}encdb.h {$(VPATH)}transdb.h {$(
 
 insns: $(INSNS)
 
-id.h: $(srcdir)/tool/generic_erb.rb $(srcdir)/template/id.h.tmpl
+id.h: $(srcdir)/tool/generic_erb.rb $(srcdir)/template/id.h.tmpl $(srcdir)/defs/id.def
+	$(ECHO) generating $@
+	$(Q) $(BASERUBY) $(srcdir)/tool/generic_erb.rb --output=$@ \
+		$(srcdir)/template/$@.tmpl
+
+id.c: $(srcdir)/tool/generic_erb.rb $(srcdir)/template/id.c.tmpl $(srcdir)/defs/id.def
 	$(ECHO) generating $@
 	$(Q) $(BASERUBY) $(srcdir)/tool/generic_erb.rb --output=$@ \
 		$(srcdir)/template/$@.tmpl

defs/id.def

@@ -0,0 +1,50 @@
+# -*- ruby -*-
+predefined = %[\
+  intern
+  method_missing                                        MethodMissing
+  length
+  size
+  gets
+  succ
+  each
+  lambda
+  send
+  __send__
+  initialize
+  initialize_copy
+  initialize_clone
+  initialize_dup
+  _                                                     UScore
+  "/*NULL*/"                                            NULL
+  empty?
+  respond_to?                                           Respond_to
+  respond_to_missing?                                   Respond_to_missing
+  <IFUNC>
+  <CFUNC>
+  core#set_method_alias
+  core#set_variable_alias
+  core#undef_method
+  core#define_method
+  core#define_singleton_method
+  core#set_postexe
+  core#hash_from_ary
+  core#hash_merge_ary
+  core#hash_merge_ptr
+  core#hash_merge_kwd
+]
+
+predefined_ids = {}
+preserved_ids = []
+attr_ids = []
+predefined.each_line do |line|
+  next if /^#/ =~ line or (name, token = line.split; !name)
+  token ||= name
+  if /#/ =~ token
+    token = "_#{token.gsub(/\W+/, '_')}"
+  else
+    token = token.sub(/\?/, 'P').sub(/\A[a-z]/) {$&.upcase}
+    token.gsub!(/\W+/, "")
+  end
+  (/\A(?!\d)\w+\z/ =~ name ? attr_ids : preserved_ids) << token
+  predefined_ids[token] = name
+end

template/id.c.tmpl

@@ -0,0 +1,28 @@
+%#  -*- c -*-
+/* DO NOT EDIT THIS FILE DIRECTLY */
+/**********************************************************************
+
+  id.c -
+
+  $Author$
+  created at: Wed Dec  5 02:36:10 2012
+
+  Copyright (C) 2004-2007 Koichi Sasada
+
+**********************************************************************/
+<%
+predefined_ids = nil
+defs = File.join(File.dirname(erb.filename), "../defs/id.def")
+eval(File.read(defs), binding, defs)
+%>
+static void
+Init_id(void)
+{
+#undef rb_intern
+#define rb_intern(str) rb_intern_const(str)
+    rb_encoding *enc = rb_usascii_encoding();
+
+% predefined_ids.each_pair do |token, name|
+    REGISTER_SYMID(id<%=token%>, "<%=name%>");
+% end
+}

template/id.h.tmpl

@@ -15,48 +15,16 @@ require 'optparse'
 
 op_id_offset = 128
 
-attr_ids = %w[
-  Intern
-  MethodMissing
-  Length
-  Size
-  Gets
-  Succ
-  Each
-  Lambda
-  Send
-  __send__
-  Initialize
-  Initialize_copy
-  Initialize_clone
-  Initialize_dup
-  UScore
-]
-
 token_op_ids = %w[
   tDOT2 tDOT3 tUPLUS tUMINUS tPOW tDSTAR tCMP tLSHFT tRSHFT
   tLEQ tGEQ tEQ tEQQ tNEQ tMATCH tNMATCH tAREF tASET
   tCOLON2 tCOLON3
 ]
 
-preserved_ids = %w[
-  NULL
-  EmptyP
-  Respond_to
-  Respond_to_missing
-  IFUNC
-  CFUNC
-  _core_set_method_alias
-  _core_set_variable_alias
-  _core_undef_method
-  _core_define_method
-  _core_define_singleton_method
-  _core_set_postexe
-  _core_hash_from_ary
-  _core_hash_merge_ary
-  _core_hash_merge_ptr
-  _core_hash_merge_kwd
-]
+preserved_ids = nil
+attr_ids = nil
+defs = File.join(File.dirname(erb.filename), "../defs/id.def")
+eval(File.read(defs), binding, defs)
 %>
 #ifndef RUBY_ID_H
 #define RUBY_ID_H