* common.mk (compile.o, loadpath.o): update dependencies.

* common.mk (vm_call.o): remove stale object dependencies.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55589 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/mkmf.rb (create_makefile): store $headers in LOCAL_HDRS for
  depend files.
* ext/digest/digest_conf.rb (digest_conf): add implementation
  specific headers to $header.
* ext/digest/{md5,rmd160,sha1,sha2}/depend: add LOCAL_HDRS to the
  dependencies.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54544 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

g -L frozen_string_literal ext/**/*.rb|xargs ruby -Ka -e'ARGV.each{|fn|puts
fn;open(fn,"r+"){|f|s=f.read.sub(/\A(#!.*\n)?(#.*coding.*\n)?/,"\\&#
frozen_string_literal: false\n");f.rewind;f.write s}}'

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  includeing ext/digest/extconf.h. [Bug #3231]
  https://msdn.microsoft.com/library/36k2cdd4.aspx

* ext/digest/*/extconf.rb: remove ext/digest from include search path
  to avoid confusion of cl.exe.

* ext/digest/*/*.[ch]: explicitly specify def.h's path.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/digest/digest.h (DEFINE_FINISH_FUNC_FROM_FINAL): macro for
  finish functions, by inverting arguments order.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49564 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/digest/digest_conf.rb (digest_conf): extract common
  configurations.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49563 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/digest/*/*init.c: no need to cache interned IDs.

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