From 29737dfc780bff5db9416037bce07664ed1ef767 Mon Sep 17 00:00:00 2001
From: schnetter <schnetter@17b73243-c579-4c4c-a9d2-2d5706c11dac>
Date: Sat, 10 Apr 2004 19:57:02 +0000
Subject: Introduce the mechanism that forces users to re-configure their
 configurations.

(I updated detecting external libraries (MPI, PETSc, etc.) to use a
scheme more sane, and realise only after the fact that people will
have to reconfigure for that.)


git-svn-id: http://svn.cactuscode.org/flesh/trunk@3657 17b73243-c579-4c4c-a9d2-2d5706c11dac
---
 Makefile                   | 11 ++++++++++-
 lib/make/force-reconfigure | 12 ++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 lib/make/force-reconfigure

diff --git a/Makefile b/Makefile
index 24136c2c..7222ac84 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@
 #
 #
 #   @enddesc
-#   @version $Id: Makefile,v 1.149 2004-03-30 17:49:46 goodale Exp $
+#   @version $Id: Makefile,v 1.150 2004-04-10 19:57:02 schnetter Exp $
 # @@*/
 
 ##################################################################################
@@ -232,6 +232,15 @@ endif
 .PHONY: $(CONFIGURATIONS)
 
 $(CONFIGURATIONS):
+	if test $(CONFIGS_DIR)/$@/config-info -ot $(CCTK_HOME)/lib/make/force-reconfigure ; then \
+	  echo $(DIVIDER);\
+	  echo "Cactus - version: $(CCTK_VERSION)";\
+	  echo "Error: Configuration $@ is out of date.";\
+	  echo "Re-run your '$(MAKE) $@-config' command with the appropriate options.";\
+	  echo "(It is likely that recent changes to the flesh that require this.)";\
+	  echo $(DIVIDER);\
+	  exit 1;\
+	fi
 	if test "x${MAKELEVEL}" = "x0" ; then \
 	  echo $(DIVIDER);\
 	  echo "Cactus - version: $(CCTK_VERSION)"; \
diff --git a/lib/make/force-reconfigure b/lib/make/force-reconfigure
new file mode 100644
index 00000000..1f7bd068
--- /dev/null
+++ b/lib/make/force-reconfigure
@@ -0,0 +1,12 @@
+# /*@@
+#   @file      force-reconfigure
+#   @date      Wed Mar 31 2004
+#   @author    Erik Schnetter
+#   @desc 
+#   Timestamp file for forcing reconfiguring configurations
+#   @enddesc 
+#   @version $Id: force-reconfigure,v 1.1 2004-04-10 19:57:02 schnetter Exp $
+# @@*/
+
+31 Mar 2004: created
+10 Apr 2004: thorns now check for FFTW, MPI, and PETSc in a more reliable way
-- 
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