From e64b5daeced6ed29cc9fce252a137a097972b9ce Mon Sep 17 00:00:00 2001
From: Alexey Ozeritsky <aozeritsky@gmail.com>
Date: Mon, 27 Dec 2010 11:37:46 +0300
Subject: fix for Fortran-only projects

---
 Modules/FindBLAS.cmake | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Modules/FindBLAS.cmake b/Modules/FindBLAS.cmake
index b605164..d57513c 100644
--- a/Modules/FindBLAS.cmake
+++ b/Modules/FindBLAS.cmake
@@ -40,7 +40,11 @@
 #  License text for the above reference.)
 
 get_property(_LANGUAGES_ GLOBAL PROPERTY ENABLED_LANGUAGES)
+if (NOT _LANGUAGES_ MATCHES Fortran)
 include(CheckFunctionExists)
+else ()
+include(CheckFortranFunctionExists)
+endif()
 
 macro(Check_Fortran_Libraries LIBRARIES _prefix _name _flags _list _threads)
 # This macro checks for the existence of the combination of fortran libraries
@@ -98,7 +102,11 @@ if(_libraries_work)
   # Test this combination of libraries.
   set(CMAKE_REQUIRED_LIBRARIES ${_flags} ${${LIBRARIES}} ${_threads})
 #  message("DEBUG: CMAKE_REQUIRED_LIBRARIES = ${CMAKE_REQUIRED_LIBRARIES}")
-  check_function_exists("${_name}_" ${_prefix}${_combined_name}_WORKS)
+  if (_LANGUAGES_ MATCHES Fortran)
+    check_fortran_function_exists("${_name}" ${_prefix}${_combined_name}_WORKS)
+  else()
+    check_function_exists("${_name}_" ${_prefix}${_combined_name}_WORKS)
+  endif()
   set(CMAKE_REQUIRED_LIBRARIES)
   mark_as_advanced(${_prefix}${_combined_name}_WORKS)
   set(_libraries_work ${${_prefix}${_combined_name}_WORKS})
-- 
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