* ext/dl/dl.c (rb_dl_init_callbacks): autoloads callbacks.

* ext/dl/callback: split from dl.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22722 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 222 deletions

diff --git a/ext/dl/mkcallback.rb b/ext/dl/mkcallback.rb
deleted file mode 100644
index 1cac0857bb..0000000000
--- a/ext/dl/mkcallback.rb
+++ /dev/null
@@ -1,222 +0,0 @@
-$out = open("callback.h", "w")
-
-$dl_h = ARGV[0] || "dl.h"
-
-# import DLSTACK_SIZE, DLSTACK_ARGS and so on
-File.open($dl_h){|f|
-  pre = ""
-  f.each{|line|
-    line.chop!
-    if( line[-1] == ?\\ )
-      line.chop!
-      line.concat(" ")
-      pre += line
-      next
-    end
-    if( pre.size > 0 )
-      line = pre + line
-      pre  = ""
-    end
-    case line
-    when /#define\s+DLSTACK_SIZE\s+\(?(\d+)\)?/
-      DLSTACK_SIZE = $1.to_i
-    when /#define\s+DLSTACK_ARGS\s+(.+)/
-      DLSTACK_ARGS = $1.to_i
-    when /#define\s+DLTYPE_([A-Z_]+)\s+\(?(\d+)\)?/
-      eval("#{$1} = #{$2}")
-    when /#define\s+MAX_DLTYPE\s+\(?(\d+)\)?/
-      MAX_DLTYPE  = $1.to_i
-    when /#define\s+MAX_CALLBACK\s+\(?(\d+)\)?/
-      MAX_CALLBACK = $1.to_i
-    end
-  }
-}
-
-CDECL = "cdecl"
-STDCALL = "stdcall"
-
-CALLTYPES = [CDECL, STDCALL]
-
-DLTYPE = {
-  VOID => {
-    :name => 'void',
-    :type => 'void',
-    :conv => nil,
-  },
-  CHAR => {
-    :name => 'char',
-    :type => 'char',
-    :conv => 'NUM2CHR(%s)'
-  },
-  SHORT => {
-    :name => 'short',
-    :type => 'short',
-    :conv => 'NUM2INT(%s)',
-  },
-  INT => {
-    :name => 'int',
-    :type => 'int',
-    :conv => 'NUM2INT(%s)',
-  },
-  LONG  => {
-    :name => 'long',
-    :type => 'long',
-    :conv => 'NUM2LONG(%s)',
-  },
-  LONG_LONG => {
-    :name => 'long_long',
-    :type => 'LONG_LONG',
-    :conv => 'NUM2LL(%s)',
-  },
-  FLOAT => {
-    :name => 'float',
-    :type => 'float',
-    :conv => 'RFLOAT_VALUE(%s)',
-  },
-  DOUBLE => {
-    :name => 'double',
-    :type => 'double',
-    :conv => 'RFLOAT_VALUE(%s)',
-  },
-  VOIDP => {
-    :name => 'ptr',
-    :type => 'void *',
-    :conv => 'NUM2PTR(%s)',
-  },
-}
-
-
-def func_name(ty, argc, n, calltype)
-  "rb_dl_callback_#{DLTYPE[ty][:name]}_#{argc}_#{n}_#{calltype}"
-end
-
-$out << (<<EOS)
-VALUE rb_DLCdeclCallbackAddrs, rb_DLCdeclCallbackProcs;
-VALUE rb_DLStdcallCallbackAddrs, rb_DLStdcallCallbackProcs;
-/*static void *cdecl_callbacks[MAX_DLTYPE][MAX_CALLBACK];*/
-/*static void *stdcall_callbacks[MAX_DLTYPE][MAX_CALLBACK];*/
-ID   rb_dl_cb_call;
-EOS
-
-def foreach_proc_entry
-  for calltype in CALLTYPES
-    case calltype
-    when CDECL
-      proc_entry = "rb_DLCdeclCallbackProcs"
-    when STDCALL
-      proc_entry = "rb_DLStdcallCallbackProcs"
-    else
-      raise "unknown calltype: #{calltype}"
-    end
-    yield calltype, proc_entry
-  end
-end
-
-def gencallback(ty, calltype, proc_entry, argc, n)
-  <<-EOS
-#{calltype == STDCALL ? "\n#ifdef FUNC_STDCALL" : ""}
-static #{DLTYPE[ty][:type]}
-FUNC_#{calltype.upcase}(#{func_name(ty,argc,n,calltype)})(#{(0...argc).collect{|i| "DLSTACK_TYPE stack" + i.to_s}.join(", ")})
-{
-    VALUE ret, cb#{argc > 0 ? ", args[#{argc}]" : ""};
-#{
-      (0...argc).collect{|i|
-	"    args[%d] = LONG2NUM(stack%d);" % [i,i]
-      }.join("\n")
-}
-    cb = rb_ary_entry(rb_ary_entry(#{proc_entry}, #{ty}), #{(n * DLSTACK_SIZE) + argc});
-    ret = rb_funcall2(cb, rb_dl_cb_call, #{argc}, #{argc > 0 ? 'args' : 'NULL'});
-    return #{DLTYPE[ty][:conv] ? DLTYPE[ty][:conv] % "ret" : ""};
-}
-#{calltype == STDCALL ? "#endif\n" : ""}
-  EOS
-end
-
-def gen_push_proc_ary(ty, aryname)
-  sprintf("    rb_ary_push(#{aryname}, rb_ary_new3(%d,%s));",
-          MAX_CALLBACK * DLSTACK_SIZE,
-          (0...MAX_CALLBACK).collect{
-            (0...DLSTACK_SIZE).collect{ "Qnil" }.join(",")
-          }.join(","))
-end
-
-def gen_push_addr_ary(ty, aryname, calltype)
-  sprintf("    rb_ary_push(#{aryname}, rb_ary_new3(%d,%s));",
-          MAX_CALLBACK * DLSTACK_SIZE,
-          (0...MAX_CALLBACK).collect{|i|
-            (0...DLSTACK_SIZE).collect{|argc|
-              "PTR2NUM(%s)" % func_name(ty,argc,i,calltype)
-            }.join(",")
-          }.join(","))
-end
-
-def gen_callback_file(ty)
-  filename = "callback-#{ty}.c"
-  initname = "rb_dl_init_callbacks_#{ty}"
-  open(filename, "w") {|f|
-    f.puts <<-EOS
-#include "dl.h"
-extern VALUE rb_DLCdeclCallbackAddrs, rb_DLCdeclCallbackProcs;
-#ifdef FUNC_STDCALL
-extern VALUE rb_DLStdcallCallbackAddrs, rb_DLStdcallCallbackProcs;
-#endif
-extern ID   rb_dl_cb_call;
-    EOS
-    yield f
-    f.puts <<-EOS
-void
-#{initname}()
-{
-#{gen_push_proc_ary(ty, "rb_DLCdeclCallbackProcs")}
-#{gen_push_addr_ary(ty, "rb_DLCdeclCallbackAddrs", CDECL)}
-#ifdef FUNC_STDCALL
-#{gen_push_proc_ary(ty, "rb_DLStdcallCallbackProcs")}
-#{gen_push_addr_ary(ty, "rb_DLStdcallCallbackAddrs", STDCALL)}
-#endif
-}
-    EOS
-  }
-  initname
-end
-
-for ty in 0...MAX_DLTYPE
-  initname = gen_callback_file(ty) {|f|
-    foreach_proc_entry do |calltype, proc_entry|
-      for argc in 0...DLSTACK_SIZE
-        for n in 0...MAX_CALLBACK
-          f << gencallback(ty, calltype, proc_entry, argc, n)
-        end
-      end
-    end
-  }
-  $out << "void #{initname}();\n"
-end
-
-$out << (<<EOS)
-static void
-rb_dl_init_callbacks()
-{
-    VALUE tmp;
-    rb_dl_cb_call = rb_intern("call");		       
-
-    tmp = rb_DLCdeclCallbackProcs = rb_ary_new();
-    rb_define_const(rb_mDL, "CdeclCallbackProcs", tmp);
-
-    tmp = rb_DLCdeclCallbackAddrs = rb_ary_new();
-    rb_define_const(rb_mDL, "CdeclCallbackAddrs", tmp);
-
-#ifdef FUNC_STDCALL
-    tmp = rb_DLStdcallCallbackProcs = rb_ary_new();
-    rb_define_const(rb_mDL, "StdcallCallbackProcs", tmp);
-
-    tmp = rb_DLStdcallCallbackAddrs = rb_ary_new();
-    rb_define_const(rb_mDL, "StdcallCallbackAddrs", tmp);
-#endif
-
-#{
-    (0...MAX_DLTYPE).collect{|ty|
-      "    rb_dl_init_callbacks_#{ty}();\n"
-    }.join("")
-}
-}
-EOS