From 5919370363cd39a04bb3e848b1e15f9c2f1b3ce3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Feb 2013 04:12:45 +0000
Subject: configure.in: find Setup file automatically

* configure.in (setup): find Setup file from target_os 1. by
  suffix (e.g. Setup.nacl, Setup.atheos), 2. by "platform"
  option (e.g. Setup.nt, Setup.emx), and 3. default Setup.  And
  Setup.dj had been removed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39486 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 5fdac50fdc..c3477a3108 100644
--- a/configure.in
+++ b/configure.in
@@ -2580,21 +2580,22 @@ fi
 AC_SUBST(ENCOBJS)
 AC_SUBST(EXTOBJS)
 
-AS_CASE(["$target_os"],
-  dnl OS/2 environment w/ Autoconf 2.1x for EMX
-  [os2-emx], [
-    setup=Setup.emx
-    ],
-  [*djgpp*], [
-    setup=Setup.dj
-    ],
-  [nacl], [
-    setup=Setup.nacl
-    ],
-  [
-    setup=Setup
-    ])
-
+if test -f "$srcdir/ext/Setup.$target_os"; then
+    setup="Setup.$target_os"
+else
+    setup=
+    for file in "$srcdir"/ext/Setup.*; do
+	AS_CASE(["$file"], [*~|*.bak|*.orig|*.rej|*.tmp], [continue])
+	setup=`basename "$file"`
+	AS_CASE(["$target_os"], [`expr "$setup" : 'Setup.\(.*\)'`*], [break])
+	platform=`sed '/^option  *platform  */!d;s///;s/|/*|/g;q' "$file"`
+	if test "x$platform" != x; then
+	    eval "AS_CASE([\"\$target_os\"], [$platform*], [break])"
+	fi
+	setup=
+    done
+    : ${setup:=Setup}
+fi
 AC_SUBST(setup)
 
 test x"$prefix" = xNONE && prefix=$ac_default_prefix
-- 
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