From dc79d5f6569011ae0987cc66622fbfc137e09450 Mon Sep 17 00:00:00 2001
From: Matthew Flatt <mflatt@racket-lang.org>
Date: Fri, 14 May 2010 16:47:23 -0600
Subject: [PATCH] hack configure scripts to avoid warnings

---
 src/configure                           | 9 +--------
 src/racket/configure.ac                 | 4 +---
 src/racket/gc/libatomic_ops/Makefile.in | 9 +++++----
 src/racket/gc/libatomic_ops/configure   | 2 ++
 4 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/src/configure b/src/configure
index c4948a68e5..5552b23f4a 100755
--- a/src/configure
+++ b/src/configure
@@ -1374,8 +1374,7 @@ Optional Features:
   --enable-userfw         install Mac OS X frameworks to ~/Library/Frameworks
   --enable-macprefix      allow --prefix with a Mac OS X install
   --enable-mac64          do not force 32-bit build
-  --enable-multilib          no op option to remove error
-  --enable-gc2-places-testing         compile gc2 places tesging support
+  --enable-gcplacestest   compile GC places testing support
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -2043,12 +2042,6 @@ if test "${enable_mac64+set}" = set; then
 fi
 
 
-# Check whether --enable-multilib was given.
-if test "${enable_multilib+set}" = set; then
-  enableval=$enable_multilib;
-fi
-
-
 # Check whether --enable-gc2_places_testing was given.
 if test "${enable_gc2_places_testing+set}" = set; then
   enableval=$enable_gc2_places_testing;
diff --git a/src/racket/configure.ac b/src/racket/configure.ac
index 5e75a1f68d..5db772dedb 100644
--- a/src/racket/configure.ac
+++ b/src/racket/configure.ac
@@ -79,9 +79,7 @@ AC_ARG_ENABLE(libfw,   [  --enable-userfw         install Mac OS X frameworks to
 AC_ARG_ENABLE(macprefix, [  --enable-macprefix      allow --prefix with a Mac OS X install])
 AC_ARG_ENABLE(mac64,   [  --enable-mac64          do not force 32-bit build])
 
-AC_ARG_ENABLE(multilib,   [  --enable-multilib          no op option to remove error])
-
-AC_ARG_ENABLE(gc2_places_testing,  [  --enable-gc2-places-testing         compile gc2 places tesging support])
+AC_ARG_ENABLE(gc2_places_testing,  [  --enable-gcplacestest   compile GC places testing support])
 
 ###### Get OS Type #######
 
diff --git a/src/racket/gc/libatomic_ops/Makefile.in b/src/racket/gc/libatomic_ops/Makefile.in
index fda4bdc6ce..8dd8b64ac0 100644
--- a/src/racket/gc/libatomic_ops/Makefile.in
+++ b/src/racket/gc/libatomic_ops/Makefile.in
@@ -196,10 +196,11 @@ Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 $(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
 	$(SHELL) ./config.status --recheck
 
-$(top_srcdir)/configure:  $(am__configure_deps)
-	cd $(srcdir) && $(AUTOCONF)
-$(ACLOCAL_M4):  $(am__aclocal_m4_deps)
-	cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS)
+# PLTSCHEME: don't re-run autoconf or aclocal:
+# $(top_srcdir)/configure:  $(am__configure_deps)
+#	cd $(srcdir) && $(AUTOCONF)
+# $(ACLOCAL_M4):  $(am__aclocal_m4_deps)
+# 	cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS)
 uninstall-info-am:
 
 # This directory's subdirectories are mostly independent; you can cd
diff --git a/src/racket/gc/libatomic_ops/configure b/src/racket/gc/libatomic_ops/configure
index 3850086711..85aa52b437 100755
--- a/src/racket/gc/libatomic_ops/configure
+++ b/src/racket/gc/libatomic_ops/configure
@@ -703,6 +703,8 @@ CCAS
 CCASFLAGS
 CPP'
 
+# PLTSCHEME: hack to supress a warning:
+enable_option_checking=no
 
 # Initialize some variables set by options.
 ac_init_help=