Gave user better information when PETSc discovers no MPI.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusExternal/PETSc/trunk@17 fc86f234-e40e-4302-a95b-5e02f8c343c9

1 files changed, 3 insertions, 1 deletions

diff --git a/petsc.sh b/petsc.sh
index 00f39b4..98a7940 100755
--- a/petsc.sh
+++ b/petsc.sh
@@ -49,6 +49,8 @@ CCTK_Search()
 if [ -z "$MPI" -o "$MPI" = 'none' ]; then
   echo "BEGIN ERROR"
   echo 'PETSc requires MPI - please configure with MPI'
+  echo 'Thorn PETSc requires an external MPI.  Please configure with MPI ' \
+       'or remove PETSc from your configuration ThornList.'
   echo "END ERROR"
   exit 2
 fi
@@ -63,7 +65,7 @@ if [ -z "$PETSC_DIR" ]; then
      echo "BEGIN ERROR"
      echo 'Thorn PETSc requires an external installation of the PETSc ' \
           'library.  Please set PETSC_DIR to the directory of this ' \
-	  'installation or remove PETSc from your configuration ThornList.'
+          'installation or remove PETSc from your configuration ThornList.'
      echo "END ERROR"
      exit 2
   fi