configure.ac

* configure.ac: renamed configure.in.  [Feature #13946]

* Makefile.in, common.mk, ext/rbconfig/sizeof/depend: use
  configure.ac.

* README.ja.md, README.md: update document for configure.ac.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60062 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

9 files changed, 12 insertions, 12 deletions

diff --git a/Makefile.in b/Makefile.in
index 4552d53306..7880fee798 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -315,7 +315,7 @@ reconfig config.status:	$(srcdir)/$(CONFIGURE) $(srcdir)/enc/Makefile.in \
 	@PWD= MINIRUBY="$(MINIRUBY)"; export MINIRUBY; \
 	set $(SHELL) $($@-args); $(reconfig-exec-$(V))
 
-$(srcdir)/$(CONFIGURE): $(srcdir)/configure.in $(srcdir)/aclocal.m4
+$(srcdir)/$(CONFIGURE): $(srcdir)/configure.ac $(srcdir)/aclocal.m4
 	$(CHDIR) $(srcdir) && exec $(AUTOCONF) -o $(@F)
 
 $(srcdir)/aclocal.m4:
diff --git a/README.ja.md b/README.ja.md
index 953f949fa2..2902216f99 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -78,7 +78,7 @@ Ruby拡張モジュールについて話し合うruby-extメーリングリス�
 
 以下の手順で行ってください．
 
-1.  もし `configure` ファイルが見つからない，もしくは `configure.in` より古いようなら， `autoconf` を実行して
+1.  もし `configure` ファイルが見つからない，もしくは `configure.ac` より古いようなら， `autoconf` を実行して
     新しく `configure` を生成する
 
 2.  `configure` を実行して `Makefile` などを生成する
diff --git a/README.md b/README.md
index 50da64dd7e..5667c811f0 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ This is what you need to do to compile and install Ruby:
 1.  If you want to use Microsoft Visual C++ to compile ruby, read
     [win32/README.win32](win32/README.win32) instead of this document.
 
-2.  If `./configure` does not exist or is older than configure.in, run
+2.  If `./configure` does not exist or is older than `configure.ac`, run
     `autoconf` to (re)generate configure.
 
 3.  Run `./configure`, which will generate `config.h` and `Makefile`.
diff --git a/aclocal.m4 b/aclocal.m4
index 56e944be8f..18ba297b05 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,6 +1,6 @@
-# generated automatically by aclocal 1.15 -*- Autoconf -*-
+# generated automatically by aclocal 1.15.1 -*- Autoconf -*-
 
-# Copyright (C) 1996-2014 Free Software Foundation, Inc.
+# Copyright (C) 1996-2017 Free Software Foundation, Inc.
 
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/common.mk b/common.mk
index 39df70b3b0..840875b125 100644
--- a/common.mk
+++ b/common.mk
@@ -1008,7 +1008,7 @@ $(srcdir)/ext/date/zonetab.h: $(srcdir)/ext/date/zonetab.list
 		Q=$(Q) ECHO=$(ECHO) top_srcdir=../.. srcdir=. VPATH=../.. BASERUBY="$(BASERUBY)"
 
 $(srcdir)/ext/rbconfig/sizeof/sizes.c: $(srcdir)/ext/rbconfig/sizeof/depend \
-		$(srcdir)/tool/generic_erb.rb $(srcdir)/template/sizes.c.tmpl $(srcdir)/configure.in
+		$(srcdir)/tool/generic_erb.rb $(srcdir)/template/sizes.c.tmpl $(srcdir)/configure.ac
 	$(ECHO) generating $@
 	$(Q) $(CHDIR) $(@D) && \
 	sed '/AUTOGENERATED/q' depend | \
diff --git a/configure.in b/configure.ac
index 9f1011dccb..9f1011dccb 100644
--- a/configure.in
+++ b/configure.ac
diff --git a/ext/rbconfig/sizeof/depend b/ext/rbconfig/sizeof/depend
index cd6af3d58b..143cbb0ee5 100644
--- a/ext/rbconfig/sizeof/depend
+++ b/ext/rbconfig/sizeof/depend
@@ -6,11 +6,11 @@ limits.c: $(top_srcdir)/tool/generic_erb.rb $(top_srcdir)/template/limits.c.tmpl
 
 sizes.c: $(top_srcdir)/tool/generic_erb.rb \
 		   $(top_srcdir)/template/sizes.c.tmpl \
-		   $(top_srcdir)/configure.in \
+		   $(top_srcdir)/configure.ac \
 		   $(top_srcdir)/ext/rbconfig/sizeof/extconf.rb
 	$(Q) $(RUBY) $(top_srcdir)/tool/generic_erb.rb --output=$@ \
 		$(top_srcdir)/template/sizes.c.tmpl \
-		$(top_srcdir)/configure.in \
+		$(top_srcdir)/configure.ac \
 		$(top_srcdir)/ext/rbconfig/sizeof/extconf.rb
 
 # AUTOGENERATED DEPENDENCIES START
diff --git a/sparc.c b/sparc.c
index dc3779035f..7f3a70fd0e 100644
--- a/sparc.c
+++ b/sparc.c
@@ -26,7 +26,7 @@ rb_sparc_flush_register_windows(void)
     __volatile__
 #endif
 
-/* This condition should be in sync with one in configure.in */
+/* This condition should be in sync with one in configure.ac */
 #if defined(__sparcv9) || defined(__sparc_v9__) || defined(__arch64__)
 # ifdef __GNUC__
     ("flushw" : : : "%o7")
diff --git a/tool/install-sh b/tool/install-sh
index af97fa6af1..11e502f56d 100644
--- a/tool/install-sh
+++ b/tool/install-sh
@@ -1,13 +1,13 @@
 #!/bin/sh
 
-# Just only for using AC_PROG_INSTALL in configure.in.
+# Just only for using AC_PROG_INSTALL in configure.ac.
 # See autoconf.info for more detail.
 
 cat <<EOF >&2
-Ruby uses a BSD-compatible install(1) if possible. If not, Ruby 
+Ruby uses a BSD-compatible install(1) if possible. If not, Ruby
 provides its own install(1) alternative.
 
-This script a place holder for AC_PROG_INSTALL in configure.in.
+This script is a place holder for AC_PROG_INSTALL in configure.ac.
 
 Please report a bug in Ruby to http://bugs.ruby-lang.org if you see
 this message.