Consolidate Linux Intel compiler information

We consolidate duplicate code from Platform/Linux-Intel-<lang>.cmake
files into a macro defined in Platform/Linux-Intel.cmake.

Modules/Platform/Linux-Intel-C.cmake

@@ -1,8 +1,2 @@
 INCLUDE(Platform/Linux-Intel)
-IF(XIAR)
-  # INTERPROCEDURAL_OPTIMIZATION
-  SET(CMAKE_C_COMPILE_OPTIONS_IPO -ipo)
-  SET(CMAKE_C_CREATE_STATIC_LIBRARY_IPO
-    "${XIAR} cr <TARGET> <LINK_FLAGS> <OBJECTS> "
-    "${XIAR} -s <TARGET> ")
-ENDIF(XIAR)
+__linux_compiler_intel(C)

Modules/Platform/Linux-Intel-CXX.cmake

@@ -1,8 +1,2 @@
 INCLUDE(Platform/Linux-Intel)
-IF(XIAR)
-  # INTERPROCEDURAL_OPTIMIZATION
-  SET(CMAKE_CXX_COMPILE_OPTIONS_IPO -ipo)
-  SET(CMAKE_CXX_CREATE_STATIC_LIBRARY_IPO
-    "${XIAR} cr <TARGET> <LINK_FLAGS> <OBJECTS> "
-    "${XIAR} -s <TARGET> ")
-ENDIF(XIAR)
+__linux_compiler_intel(CXX)

Modules/Platform/Linux-Intel-Fortran.cmake

@@ -1,15 +1,4 @@
 INCLUDE(Platform/Linux-Intel)
-IF(XIAR)
-  # INTERPROCEDURAL_OPTIMIZATION
-  SET(CMAKE_Fortran_COMPILE_OPTIONS_IPO -ipo)
-  SET(CMAKE_Fortran_CREATE_STATIC_LIBRARY_IPO
-    "${XIAR} cr <TARGET> <LINK_FLAGS> <OBJECTS> "
-    "${XIAR} -s <TARGET> ")
-ENDIF(XIAR)
-
-SET(CMAKE_SHARED_LIBRARY_Fortran_FLAGS "-fPIC")
-SET(CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS "-shared -i_dynamic -nofor_main")
-SET(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "-i_dynamic")
-SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG "-Wl,-rpath,")
-SET(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG_SEP ":")
-SET(CMAKE_DL_LIBS "dl")
+__linux_compiler_intel(Fortran)
+set(CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS "${CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS} -i_dynamic -nofor_main")
+set(CMAKE_SHARED_LIBRARY_LINK_Fortran_FLAGS "-i_dynamic")

Modules/Platform/Linux-Intel.cmake

@@ -1,3 +1,23 @@
+
+#=============================================================================
+# Copyright 2002-2009 Kitware, Inc.
+#
+# Distributed under the OSI-approved BSD License (the "License");
+# see accompanying file Copyright.txt for details.
+#
+# This software is distributed WITHOUT ANY WARRANTY; without even the
+# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the License for more information.
+#=============================================================================
+# (To distributed this file outside of CMake, substitute the full
+#  License text for the above reference.)
+
+# This module is shared by multiple languages; use include blocker.
+if(__LINUX_COMPILER_INTEL)
+  return()
+endif()
+set(__LINUX_COMPILER_INTEL 1)
+
 if(NOT XIAR)
   set(_intel_xiar_hints)
   foreach(lang C CXX Fortran)
@@ -9,3 +29,16 @@ if(NOT XIAR)
   find_program(XIAR NAMES xiar HINTS ${_intel_xiar_hints})
   mark_as_advanced(XIAR)
 endif(NOT XIAR)
+
+macro(__linux_compiler_intel lang)
+  set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "-fPIC")
+  set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-shared")
+
+  if(XIAR)
+    # INTERPROCEDURAL_OPTIMIZATION
+    set(CMAKE_${lang}_COMPILE_OPTIONS_IPO -ipo)
+    set(CMAKE_${lang}_CREATE_STATIC_LIBRARY_IPO
+      "${XIAR} cr <TARGET> <LINK_FLAGS> <OBJECTS> "
+      "${XIAR} -s <TARGET> ")
+  endif()
+endmacro()