From 48d4e180bbdb4313d2474385e85380f51c1c3340 Mon Sep 17 00:00:00 2001
From: young <young@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Thu, 2 Dec 2010 11:03:21 +0000
Subject: [PATCH] Fix bug in mpi consistency for PETSc 2.3.x

git-svn-id: https://svn.dealii.org/trunk@22900 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/aclocal.m4 | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/deal.II/aclocal.m4 b/deal.II/aclocal.m4
index 05bde9760c..4b8b973f45 100644
--- a/deal.II/aclocal.m4
+++ b/deal.II/aclocal.m4
@@ -5756,9 +5756,23 @@ AC_DEFUN(DEAL_II_CHECK_PETSC_MPI_CONSISTENCY, dnl
   dnl about is stored in the PCC (PCC_LINKER) flags. So we just check that
   dnl this valus is the same as the corresponding value for the C/C++
   dnl compiler that deal.II knows about.
-  DEAL_II_PETSC_PCC=`cat $DEAL_II_PETSC_DIR/$DEAL_II_PETSC_ARCH/conf/petscvariables \
+  case "${DEAL_II_PETSC_VERSION_MAJOR}.${DEAL_II_PETSC_VERSION_MINOR}.${DEAL_II_PETSC_VERSION_SUBMINOR}" in
+    2.3*) dnl
+      DEAL_II_PETSC_PCC=`cat $DEAL_II_PETSC_DIR/bmake/$DEAL_II_PETSC_ARCH/petscconf \
+                              | grep "PCC = " \
+                              | perl -pi -e 's/.*PCC\s=\s+//g;'`
+      ;;
+    3.*) dnl
+      DEAL_II_PETSC_PCC=`cat $DEAL_II_PETSC_DIR/$DEAL_II_PETSC_ARCH/conf/petscvariables \
                          | grep "PCC = " \
                          | perl -pi -e 's/.*PCC\s=\s+//g;'`
+
+      ;;
+    *)    dnl
+      AC_MSG_ERROR([Unknown PETSc version ${DEAL_II_PETSC_VERSION_MAJOR}.${DEAL_II_PETSC_VERSION_MINOR}.${DEAL_II_PETSC_VERSION_SUBMINOR}])
+      ;;
+  esac
+
   DEAL_II_PETSC_PCC+=" " dnl Add a trailing whitespace
 
   case "$DEAL_II_PETSC_LANGUAGE" in
-- 
2.39.5