From 89a1e2deb1a9a5f46c4695f2d29d3748adc9afa5 Mon Sep 17 00:00:00 2001
From: Chen Zhang <zhangc43@baron.egr.msu.edu>
Date: Sat, 5 Mar 2016 17:35:34 -0500
Subject: [PATCH] detect compiler from MPIF90

---
 CMakeLists.txt    | 19 ++++++++++++-------
 build_spectral.sh | 28 ++++++++++++++--------------
 2 files changed, 26 insertions(+), 21 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4e646897c..9b20a6188 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -74,6 +74,7 @@ compiler:
 
 linker:
 \t@echo \${LINKERNAME}
+
 ")
 
 find_program (MAKE_EXECUTABLE NAMES make gmake)
@@ -93,6 +94,10 @@ execute_process(COMMAND ${MAKE_EXECUTABLE} -f ${petsc_config_makefile} "compiler
                 RESULT_VARIABLE MPIEXEC_RETURN
                 OUTPUT_VARIABLE MPIEXEC
                 OUTPUT_STRIP_TRAILING_WHITESPACE)
+execute_process(COMMAND ${MPIEXEC} -v OUTPUT_QUIET
+                RESULT_VARIABLE MPINAME_RETURN
+                OUTPUT_VARIABLE MPINAME
+                OUTPUT_STRIP_TRAILING_WHITESPACE)
 file (REMOVE ${petsc_config_makefile})
 
 # REMOVE DUPLICATE FLAGS FOR COMPILER AND LINKING
@@ -355,10 +360,9 @@ set (PRECISION_ifort "-real-size 64 -integer-size 32")
 ###################################################################################################
 set (PRECISION_gfortran "-fdefault-real-8 -fdefault-double-8")
 
-# set FLAGS
-get_filename_component (Fortran_COMPILER_NAME ${CMAKE_Fortran_COMPILER} NAME)
 
-if (Fortran_COMPILER_NAME MATCHES "ifort.*")
+if (MPINAME MATCHES "(^ifort)*")
+    message("Intel fortran used for MPIF90\n")
     set (INTEL_FORTRAN ON)
     # for RELEASE
     set (CMAKE_Fortran_FLAGS_RELEASE     "${CMAKE_Fortran_FLAGS_RELEASE} ${OPENMP_FLAG_ifort}"    )
@@ -378,7 +382,8 @@ if (Fortran_COMPILER_NAME MATCHES "ifort.*")
 
     set (CMAKE_EXE_LINKER_FLAGS_DEBUG    "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${DEBUG_OPTIONS_ifort}"   )
     #
-elseif (Fortran_COMPILER_NAME MATCHES "gfortran.*")
+elseif (MPINAME MATCHES "(^gfortran)*")
+    message("GNU fortran used for MPIF90\n")
     set (GNU_FORTRAN ON)
     # for RELEASE
     set (CMAKE_Fortran_FLAGS_RELEASE     "${CMAKE_Fortran_FLAGS_RELEASE} ${OPENMP_FLAG_gfortran}"    )
@@ -397,11 +402,11 @@ elseif (Fortran_COMPILER_NAME MATCHES "gfortran.*")
 
     set (CMAKE_EXE_LINKER_FLAGS_DEBUG    "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${DEBUG_OPTIONS_gfortran}")
     #
-elseif (Fortran_COMPILER_NAME MATCHES "g77")
+elseif (MPINAME MATCHES "(^g77)*")
     message (FATAL_ERROR "Fortran 77 is not supported.")
-else (Fortran_COMPILER_NAME MATCHES "ifort.*")
+else (MPINAME MATCHES "(^ifort)*")
     message (FATAL_ERROR "Require Fortran90 from GNU or Intel.")
-endif (Fortran_COMPILER_NAME MATCHES "ifort.*")
+endif (MPINAME MATCHES "(^ifort)*")
 
 # Finalizing
 set (CMAKE_Fortran_COMPILER        "${MPIEXEC}")
diff --git a/build_spectral.sh b/build_spectral.sh
index a48d8d360..49a7da429 100755
--- a/build_spectral.sh
+++ b/build_spectral.sh
@@ -23,20 +23,20 @@ cd build_spectral
 
 ##
 # CMake call
-# PETSC_DIR          |  PETSC directory
-# DAMASK_V           |  DAMASK current revision
-# CMAKE_BUILD_TYPE   |  Default set to release (no debugging output)
-# OPENMP             |  [ON/OFF]
-# OPTIMIZATION       |  [OFF,DEFENSIVE,AGGRESSIVE,ULTRA]
-# DAMASK_DRIVER      |  [SPECTRAL, FEM]
-# DAMASK_INSTALL     |  Directory to install binary output
-cmake -D PETSC_DIR=${PETSC_DIR}     \
-      -D DAMASK_V=${DAMASKVERSION}  \
-      -D CMAKE_BUILD_TYPE=RELEASE   \
-      -D OPENMP=ON                  \
-      -D OPTIMIZATION=DEFENSIVE     \
-      -D DAMASK_DRIVER=SPECTRAL     \
-      -D DAMASK_INSTALL=${HOME}/bin \
+# PETSC_DIR                |  PETSC directory
+# DAMASK_V                 |  DAMASK current revision
+# CMAKE_BUILD_TYPE         |  Default set to release (no debugging output)
+# OPENMP                   |  [ON/OFF]
+# OPTIMIZATION             |  [OFF,DEFENSIVE,AGGRESSIVE,ULTRA]
+# DAMASK_DRIVER            |  [SPECTRAL, FEM]
+# DAMASK_INSTALL           |  Directory to install binary output
+cmake -D PETSC_DIR=${PETSC_DIR}           \
+      -D DAMASK_V=${DAMASKVERSION}        \
+      -D CMAKE_BUILD_TYPE=RELEASE         \
+      -D OPENMP=ON                        \
+      -D OPTIMIZATION=DEFENSIVE           \
+      -D DAMASK_DRIVER=SPECTRAL           \
+      -D DAMASK_INSTALL=${HOME}/bin       \
       ../..
 
 echo