CMake: Add some more documentation stuff

git-svn-id: https://svn.dealii.org/trunk@28880 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/doc/development/Config.sample b/deal.II/doc/development/Config.sample
index f1788fe7fcf6f4fbc7db84b9862209a8246aeede..19a4cf08238b79dc751a5e783c1746ae975b5c50 100644 (file)
--- a/deal.II/doc/development/Config.sample
+++ b/deal.II/doc/development/Config.sample
@@ -242,8 +242,13 @@
 #
 # Automatic detection:
 #
-# Set CMAKE_C_COMPILER and CMAKE_CXX_COMPILER to the appropriate MPI
-# wrapper.
+# The best way to force a specific MPI implementation to be used is to set
+# set CMAKE_C_COMPILER and CMAKE_CXX_COMPILER to the appropriate MPI wrapper.
+# Alternatively, specify the mpi wrappers that will be queried for the mpi
+# link interface:
+#
+# SET(MPI_C_COMPILER "mpicc" CACHE STRING "")
+# SET(MPI_CXX_COMPILER "mpicxx" CACHE STRING "")
 #
 # Manual setup:
 #