[Cmake-commits] CMake branch, next, updated. v3.0.0-rc4-2940-g2cf478f

Stephen Kelly steveire at gmail.com
Wed May 7 06:54:27 EDT 2014


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- Log -----------------------------------------------------------------
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=2cf478f81ccd0a5f58d3c4e5de76ea8164b3fc7d
commit 2cf478f81ccd0a5f58d3c4e5de76ea8164b3fc7d
Merge: d57a5a5 cbada66
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed May 7 06:54:25 2014 -0400
Commit:     CMake Topic Stage <kwrobot at kitware.com>
CommitDate: Wed May 7 06:54:25 2014 -0400

    Merge topic 'compiler-id-refactor' into next
    
    cbada666 CompilerId: Allow specifying a prefix for preprocessor defines.
    aa3bef37 CompilerId: Guard the platform-default compiler code with a parameter.
    cd4905b0 CompilerId: Add option to generate compiler-id-specific defines.
    2c1b2de3 CompilerId: Allow specifying the compiler-specific components to generate.
    69595da8 Project: Split the compiler id detection into a separate function.
    47a697fd Project: Generate the CXX compiler Id test from multiple files.
    c7ddd409 Project: Clarify comment about platform-native compilers.


http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=cbada666eb8ca55bcf8d0c24d968c7fdb2816842
commit cbada666eb8ca55bcf8d0c24d968c7fdb2816842
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed Apr 23 11:00:28 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:53:30 2014 +0200

    CompilerId: Allow specifying a prefix for preprocessor defines.

diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
index b9b0f68..8cbfc4e 100644
--- a/Modules/CMakeCompilerIdDetection.cmake
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -33,6 +33,7 @@ function(compiler_id_detection outvar lang)
     endforeach()
 
     set(options ID_STRING VERSION_STRINGS ID_DEFINE PLATFORM_DEFAULT_COMPILER)
+    set(oneValueArgs PREFIX)
     cmake_parse_arguments(CID "${options}" "${oneValueArgs}" "${multiValueArgs}"  ${ARGN})
     if (CID_UNPARSED_ARGUMENTS)
       message(FATAL_ERROR "Unrecognized arguments: \"${CID_UNPARSED_ARGUMENTS}\"")
@@ -68,7 +69,7 @@ function(compiler_id_detection outvar lang)
 
     if(CID_ID_DEFINE)
       foreach(Id ${ordered_compilers})
-        set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}# define COMPILER_IS_${Id} 0\n")
+        set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}# define ${CID_PREFIX}COMPILER_IS_${Id} 0\n")
       endforeach()
     endif()
 
@@ -84,14 +85,16 @@ function(compiler_id_detection outvar lang)
       endif()
       set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n")
       if (CID_ID_STRING)
-        set(id_content "${id_content}# define COMPILER_ID \"${Id}\"")
+        set(id_content "${id_content}# define ${CID_PREFIX}COMPILER_ID \"${Id}\"")
       endif()
       if (CID_ID_DEFINE)
-        set(id_content "${id_content}# undef COMPILER_IS_${Id}\n")
-        set(id_content "${id_content}# define COMPILER_IS_${Id} 1\n")
+        set(id_content "${id_content}# undef ${CID_PREFIX}COMPILER_IS_${Id}\n")
+        set(id_content "${id_content}# define ${CID_PREFIX}COMPILER_IS_${Id} 1\n")
       endif()
       if (CID_VERSION_STRINGS)
-        set(id_content "${id_content}${_compiler_id_version_compute_${Id}}\n")
+        set(PREFIX ${CID_PREFIX})
+        string(CONFIGURE "${_compiler_id_version_compute_${Id}}" VERSION_BLOCK @ONLY)
+        set(id_content "${id_content}${VERSION_BLOCK}\n")
       endif()
       set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${id_content}")
       set(pp_if "#elif")
@@ -103,13 +106,13 @@ function(compiler_id_detection outvar lang)
   identification macro.  Try to identify the platform and guess that
   it is the native compiler.  */
 #elif defined(__sgi)
-# define COMPILER_ID \"MIPSpro\"
+# define ${CID_PREFIX}COMPILER_ID \"MIPSpro\"
 
 #elif defined(__hpux) || defined(__hpua)
-# define COMPILER_ID \"HP\"
+# define ${CID_PREFIX}COMPILER_ID \"HP\"
 
 #else /* unknown compiler */
-# define COMPILER_ID \"\"")
+# define ${CID_PREFIX}COMPILER_ID \"\"")
     endif()
 
     set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${platform_compiler_detection}\n#endif")
diff --git a/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake b/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake
index fc0fd6e..0b5af0d 100644
--- a/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake
@@ -4,7 +4,7 @@ set(_compiler_id_pp_test "defined(__VISUALDSPVERSION__) || defined(__ADSPBLACKFI
 set(_compiler_id_version_compute "
 #if defined(__VISUALDSPVERSION__)
   /* __VISUALDSPVERSION__ = 0xVVRRPP00 */
-# define COMPILER_VERSION_MAJOR HEX(__VISUALDSPVERSION__>>24)
-# define COMPILER_VERSION_MINOR HEX(__VISUALDSPVERSION__>>16 & 0xFF)
-# define COMPILER_VERSION_PATCH HEX(__VISUALDSPVERSION__>>8  & 0xFF)
+# define @PREFIX at COMPILER_VERSION_MAJOR HEX(__VISUALDSPVERSION__>>24)
+# define @PREFIX at COMPILER_VERSION_MINOR HEX(__VISUALDSPVERSION__>>16 & 0xFF)
+# define @PREFIX at COMPILER_VERSION_PATCH HEX(__VISUALDSPVERSION__>>8  & 0xFF)
 #endif")
diff --git a/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake b/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake
index 853fe14..14fff5a 100644
--- a/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake
@@ -4,4 +4,4 @@ set(_compiler_id_pp_test "defined(__clang__) && defined(__apple_build_version__)
 include("${CMAKE_CURRENT_LIST_DIR}/Clang-CXX-DetermineCompilerInternal.cmake")
 
 set(_compiler_id_version_compute "${_compiler_id_version_compute}
-# define COMPILER_VERSION_TWEAK DEC(__apple_build_version__)")
+# define @PREFIX at COMPILER_VERSION_TWEAK DEC(__apple_build_version__)")
diff --git a/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake b/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake
index 8b46830..2e8a948 100644
--- a/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake
@@ -3,5 +3,5 @@ set(_compiler_id_pp_test "defined(__BORLANDC__)")
 
 set(_compiler_id_version_compute "
   /* __BORLANDC__ = 0xVRR */
-# define COMPILER_VERSION_MAJOR HEX(__BORLANDC__>>8)
-# define COMPILER_VERSION_MINOR HEX(__BORLANDC__ & 0xFF)")
+# define @PREFIX at COMPILER_VERSION_MAJOR HEX(__BORLANDC__>>8)
+# define @PREFIX at COMPILER_VERSION_MINOR HEX(__BORLANDC__ & 0xFF)")
diff --git a/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake b/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake
index 615032d..9a37a63 100644
--- a/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake
+++ b/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake
@@ -1,11 +1,11 @@
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR DEC(__clang_major__)
-# define COMPILER_VERSION_MINOR DEC(__clang_minor__)
-# define COMPILER_VERSION_PATCH DEC(__clang_patchlevel__)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__clang_major__)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__clang_minor__)
+# define @PREFIX at COMPILER_VERSION_PATCH DEC(__clang_patchlevel__)
 # if defined(_MSC_VER)
-#  define SIMULATE_ID \"MSVC\"
+#  define @PREFIX at SIMULATE_ID \"MSVC\"
    /* _MSC_VER = VVRR */
-#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
-#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
+#  define @PREFIX at SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
+#  define @PREFIX at SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
 # endif")
diff --git a/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake b/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake
index 78f2671..e4def4d 100644
--- a/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake
@@ -3,5 +3,5 @@ set(_compiler_id_pp_test "defined(__COMO__)")
 
 set(_compiler_id_version_compute "
   /* __COMO_VERSION__ = VRR */
-# define COMPILER_VERSION_MAJOR DEC(__COMO_VERSION__ / 100)
-# define COMPILER_VERSION_MINOR DEC(__COMO_VERSION__ % 100)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__COMO_VERSION__ / 100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__COMO_VERSION__ % 100)")
diff --git a/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake b/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake
index 2b09102..5855c24 100644
--- a/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake
@@ -3,6 +3,6 @@ set(_compiler_id_pp_test "defined(__DECCXX)")
 
 set(_compiler_id_version_compute "
   /* __DECCXX_VER = VVRRTPPPP */
-# define COMPILER_VERSION_MAJOR DEC(__DECCXX_VER/10000000)
-# define COMPILER_VERSION_MINOR DEC(__DECCXX_VER/100000  % 100)
-# define COMPILER_VERSION_PATCH DEC(__DECCXX_VER         % 10000)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__DECCXX_VER/10000000)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__DECCXX_VER/100000  % 100)
+# define @PREFIX at COMPILER_VERSION_PATCH DEC(__DECCXX_VER         % 10000)")
diff --git a/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake b/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake
index cf55d2d..6e4eaf9 100644
--- a/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake
@@ -2,5 +2,5 @@
 set(_compiler_id_pp_test "defined(_CRAYC)")
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR DEC(_RELEASE)
-# define COMPILER_VERSION_MINOR DEC(_RELEASE_MINOR)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(_RELEASE)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(_RELEASE_MINOR)")
diff --git a/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake b/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake
index 4b85940..f52d79b 100644
--- a/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake
@@ -2,6 +2,6 @@
 set(_compiler_id_pp_test "defined(__BORLANDC__) && defined(__CODEGEARC_VERSION__)")
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR HEX(__CODEGEARC_VERSION__>>24 & 0x00FF)
-# define COMPILER_VERSION_MINOR HEX(__CODEGEARC_VERSION__>>16 & 0x00FF)
-# define COMPILER_VERSION_PATCH HEX(__CODEGEARC_VERSION__     & 0xFFFF)")
+# define @PREFIX at COMPILER_VERSION_MAJOR HEX(__CODEGEARC_VERSION__>>24 & 0x00FF)
+# define @PREFIX at COMPILER_VERSION_MINOR HEX(__CODEGEARC_VERSION__>>16 & 0x00FF)
+# define @PREFIX at COMPILER_VERSION_PATCH HEX(__CODEGEARC_VERSION__     & 0xFFFF)")
diff --git a/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake b/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake
index abb19e7..f0c25dd 100644
--- a/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake
@@ -2,8 +2,8 @@
 set(_compiler_id_pp_test "defined(__GNUC__)")
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR DEC(__GNUC__)
-# define COMPILER_VERSION_MINOR DEC(__GNUC_MINOR__)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__GNUC__)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__GNUC_MINOR__)
 # if defined(__GNUC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__)
 # endif")
diff --git a/Modules/Compiler/HP-CXX-DetermineCompiler.cmake b/Modules/Compiler/HP-CXX-DetermineCompiler.cmake
index 2506e06..6999492 100644
--- a/Modules/Compiler/HP-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/HP-CXX-DetermineCompiler.cmake
@@ -3,6 +3,6 @@ set(_compiler_id_pp_test "defined(__HP_aCC)")
 
 set(_compiler_id_version_compute "
   /* __HP_aCC = VVRRPP */
-# define COMPILER_VERSION_MAJOR DEC(__HP_aCC/10000)
-# define COMPILER_VERSION_MINOR DEC(__HP_aCC/100 % 100)
-# define COMPILER_VERSION_PATCH DEC(__HP_aCC     % 100)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__HP_aCC/10000)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__HP_aCC/100 % 100)
+# define @PREFIX at COMPILER_VERSION_PATCH DEC(__HP_aCC     % 100)")
diff --git a/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake b/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake
index 9db0663..f673d72 100644
--- a/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake
+++ b/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake
@@ -1,6 +1,6 @@
 
 set(_compiler_id_version_compute "
   /* __IBMCPP__ = VRP */
-# define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100)
-# define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10)
-# define COMPILER_VERSION_PATCH DEC(__IBMCPP__    % 10)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10)
+# define @PREFIX at COMPILER_VERSION_PATCH DEC(__IBMCPP__    % 10)")
diff --git a/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake b/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake
index 6171ba9..6fada1c 100644
--- a/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake
@@ -3,20 +3,20 @@ set(_compiler_id_pp_test "defined(__INTEL_COMPILER) || defined(__ICC)")
 
 set(_compiler_id_version_compute "
   /* __INTEL_COMPILER = VRP */
-# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
-# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
 # if defined(__INTEL_COMPILER_UPDATE)
-#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
 # else
-#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER   % 10)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER   % 10)
 # endif
 # if defined(__INTEL_COMPILER_BUILD_DATE)
   /* __INTEL_COMPILER_BUILD_DATE = YYYYMMDD */
-#  define COMPILER_VERSION_TWEAK DEC(__INTEL_COMPILER_BUILD_DATE)
+#  define @PREFIX at COMPILER_VERSION_TWEAK DEC(__INTEL_COMPILER_BUILD_DATE)
 # endif
 # if defined(_MSC_VER)
-#  define SIMULATE_ID \"MSVC\"
+#  define @PREFIX at SIMULATE_ID \"MSVC\"
    /* _MSC_VER = VVRR */
-#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
-#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
+#  define @PREFIX at SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
+#  define @PREFIX at SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
 # endif")
diff --git a/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake b/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake
index 12cf1db..31eb345 100644
--- a/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake
@@ -4,12 +4,12 @@ set(_compiler_id_pp_test "defined(_SGI_COMPILER_VERSION) || defined(_COMPILER_VE
 set(_compiler_id_version_compute "
 # if defined(_SGI_COMPILER_VERSION)
   /* _SGI_COMPILER_VERSION = VRP */
-#  define COMPILER_VERSION_MAJOR DEC(_SGI_COMPILER_VERSION/100)
-#  define COMPILER_VERSION_MINOR DEC(_SGI_COMPILER_VERSION/10 % 10)
-#  define COMPILER_VERSION_PATCH DEC(_SGI_COMPILER_VERSION    % 10)
+#  define @PREFIX at COMPILER_VERSION_MAJOR DEC(_SGI_COMPILER_VERSION/100)
+#  define @PREFIX at COMPILER_VERSION_MINOR DEC(_SGI_COMPILER_VERSION/10 % 10)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(_SGI_COMPILER_VERSION    % 10)
 # else
   /* _COMPILER_VERSION = VRP */
-#  define COMPILER_VERSION_MAJOR DEC(_COMPILER_VERSION/100)
-#  define COMPILER_VERSION_MINOR DEC(_COMPILER_VERSION/10 % 10)
-#  define COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
+#  define @PREFIX at COMPILER_VERSION_MAJOR DEC(_COMPILER_VERSION/100)
+#  define @PREFIX at COMPILER_VERSION_MINOR DEC(_COMPILER_VERSION/10 % 10)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
 # endif")
diff --git a/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake b/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake
index 342476a..d462d07 100644
--- a/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake
@@ -3,17 +3,17 @@ set(_compiler_id_pp_test "defined(_MSC_VER)")
 
 set(_compiler_id_version_compute "
   /* _MSC_VER = VVRR */
-# define COMPILER_VERSION_MAJOR DEC(_MSC_VER / 100)
-# define COMPILER_VERSION_MINOR DEC(_MSC_VER % 100)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(_MSC_VER / 100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(_MSC_VER % 100)
 # if defined(_MSC_FULL_VER)
 #  if _MSC_VER >= 1400
     /* _MSC_FULL_VER = VVRRPPPPP */
-#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 100000)
+#   define @PREFIX at COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 100000)
 #  else
     /* _MSC_FULL_VER = VVRRPPPP */
-#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 10000)
+#   define @PREFIX at COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 10000)
 #  endif
 # endif
 # if defined(_MSC_BUILD)
-#  define COMPILER_VERSION_TWEAK DEC(_MSC_BUILD)
+#  define @PREFIX at COMPILER_VERSION_TWEAK DEC(_MSC_BUILD)
 # endif")
diff --git a/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake b/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake
index 97dd16c..6d416c1 100644
--- a/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake
@@ -3,8 +3,8 @@ set(_compiler_id_pp_test "defined(__WATCOMC__)")
 
 set(_compiler_id_version_compute "
    /* __WATCOMC__ = VVRP + 1100 */
-# define COMPILER_VERSION_MAJOR DEC((__WATCOMC__ - 1100) / 100)
-# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC((__WATCOMC__ - 1100) / 100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
 # if (__WATCOMC__ % 10) > 0
-#  define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
 # endif")
diff --git a/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake b/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake
index 6647f15..8e68bd6 100644
--- a/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake
@@ -2,8 +2,8 @@
 set(_compiler_id_pp_test "defined(__PGI)")
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR DEC(__PGIC__)
-# define COMPILER_VERSION_MINOR DEC(__PGIC_MINOR__)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__PGIC__)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__PGIC_MINOR__)
 # if defined(__PGIC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__PGIC_PATCHLEVEL__)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__PGIC_PATCHLEVEL__)
 # endif")
diff --git a/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake b/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake
index 40199e6..3335e26 100644
--- a/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake
@@ -2,8 +2,8 @@
 set(_compiler_id_pp_test "defined(__PATHCC__)")
 
 set(_compiler_id_version_compute "
-# define COMPILER_VERSION_MAJOR DEC(__PATHCC__)
-# define COMPILER_VERSION_MINOR DEC(__PATHCC_MINOR__)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__PATHCC__)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__PATHCC_MINOR__)
 # if defined(__PATHCC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__PATHCC_PATCHLEVEL__)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__PATHCC_PATCHLEVEL__)
 # endif")
diff --git a/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake b/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake
index 044f0fa..0a48cc6 100644
--- a/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake
@@ -4,12 +4,12 @@ set(_compiler_id_pp_test "defined(__SUNPRO_CC)")
 set(_compiler_id_version_compute "
 # if __SUNPRO_CC >= 0x5100
    /* __SUNPRO_CC = 0xVRRP */
-#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>12)
-#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xFF)
-#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
+#  define @PREFIX at COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>12)
+#  define @PREFIX at COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xFF)
+#  define @PREFIX at COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
 # else
    /* __SUNPRO_CC = 0xVRP */
-#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>8)
-#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xF)
-#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
+#  define @PREFIX at COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>8)
+#  define @PREFIX at COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xF)
+#  define @PREFIX at COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
 # endif")
diff --git a/Modules/Compiler/TI-CXX-DetermineCompiler.cmake b/Modules/Compiler/TI-CXX-DetermineCompiler.cmake
index d05e5bd..1856c9b 100644
--- a/Modules/Compiler/TI-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/TI-CXX-DetermineCompiler.cmake
@@ -3,6 +3,6 @@ set(_compiler_id_pp_test "defined(__TI_COMPILER_VERSION__)")
 
 set(_compiler_id_version_compute "
   /* __TI_COMPILER_VERSION__ = VVVRRRPPP */
-# define COMPILER_VERSION_MAJOR DEC(__TI_COMPILER_VERSION__/1000000)
-# define COMPILER_VERSION_MINOR DEC(__TI_COMPILER_VERSION__/1000   % 1000)
-# define COMPILER_VERSION_PATCH DEC(__TI_COMPILER_VERSION__        % 1000)")
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__TI_COMPILER_VERSION__/1000000)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC(__TI_COMPILER_VERSION__/1000   % 1000)
+# define @PREFIX at COMPILER_VERSION_PATCH DEC(__TI_COMPILER_VERSION__        % 1000)")
diff --git a/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake b/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake
index 2a08277..cc59abf 100644
--- a/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake
+++ b/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake
@@ -3,8 +3,8 @@ set(_compiler_id_pp_test "defined(__WATCOMC__) && __WATCOMC__ < 1200")
 
 set(_compiler_id_version_compute "
    /* __WATCOMC__ = VVRR */
-# define COMPILER_VERSION_MAJOR DEC(__WATCOMC__ / 100)
-# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
+# define @PREFIX at COMPILER_VERSION_MAJOR DEC(__WATCOMC__ / 100)
+# define @PREFIX at COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
 # if (__WATCOMC__ % 10) > 0
-#  define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
+#  define @PREFIX at COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
 # endif")

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=aa3bef375eb42cb220bc9556c2d54a257d4da52e
commit aa3bef375eb42cb220bc9556c2d54a257d4da52e
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed Apr 23 12:10:04 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:53:16 2014 +0200

    CompilerId: Guard the platform-default compiler code with a parameter.

diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
index 14cec1a..b9b0f68 100644
--- a/Modules/CMakeCompilerIdDetection.cmake
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -32,7 +32,7 @@ function(compiler_id_detection outvar lang)
       _readFile(${file})
     endforeach()
 
-    set(options ID_STRING VERSION_STRINGS ID_DEFINE)
+    set(options ID_STRING VERSION_STRINGS ID_DEFINE PLATFORM_DEFAULT_COMPILER)
     cmake_parse_arguments(CID "${options}" "${oneValueArgs}" "${multiValueArgs}"  ${ARGN})
     if (CID_UNPARSED_ARGUMENTS)
       message(FATAL_ERROR "Unrecognized arguments: \"${CID_UNPARSED_ARGUMENTS}\"")
@@ -97,7 +97,8 @@ function(compiler_id_detection outvar lang)
       set(pp_if "#elif")
     endforeach()
 
-    set(platform_compiler_detection "
+    if (CID_PLATFORM_DEFAULT_COMPILER)
+      set(platform_compiler_detection "
 /* These compilers are either not known or too old to define an
   identification macro.  Try to identify the platform and guess that
   it is the native compiler.  */
@@ -108,11 +109,10 @@ function(compiler_id_detection outvar lang)
 # define COMPILER_ID \"HP\"
 
 #else /* unknown compiler */
-# define COMPILER_ID \"\"
-
-#endif")
+# define COMPILER_ID \"\"")
+    endif()
 
-    set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${platform_compiler_detection}")
+    set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${platform_compiler_detection}\n#endif")
   endif()
 
   set(${outvar} ${CMAKE_${lang}_COMPILER_ID_CONTENT} PARENT_SCOPE)
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index 712b748..025d296 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -108,6 +108,7 @@ function(CMAKE_DETERMINE_COMPILER_ID_WRITE lang src)
   compiler_id_detection(CMAKE_${lang}_COMPILER_ID_CONTENT ${lang}
     ID_STRING
     VERSION_STRINGS
+    PLATFORM_DEFAULT_COMPILER
   )
 
   unset(src_in CACHE)

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=cd4905b0e44f9ba8faa19206e26d559f5742e600
commit cd4905b0e44f9ba8faa19206e26d559f5742e600
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed Apr 23 10:51:33 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:53:14 2014 +0200

    CompilerId: Add option to generate compiler-id-specific defines.

diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
index 5ba981b..14cec1a 100644
--- a/Modules/CMakeCompilerIdDetection.cmake
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -32,7 +32,7 @@ function(compiler_id_detection outvar lang)
       _readFile(${file})
     endforeach()
 
-    set(options ID_STRING VERSION_STRINGS)
+    set(options ID_STRING VERSION_STRINGS ID_DEFINE)
     cmake_parse_arguments(CID "${options}" "${oneValueArgs}" "${multiValueArgs}"  ${ARGN})
     if (CID_UNPARSED_ARGUMENTS)
       message(FATAL_ERROR "Unrecognized arguments: \"${CID_UNPARSED_ARGUMENTS}\"")
@@ -66,9 +66,15 @@ function(compiler_id_detection outvar lang)
       IAR
       MIPSpro)
 
+    if(CID_ID_DEFINE)
+      foreach(Id ${ordered_compilers})
+        set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}# define COMPILER_IS_${Id} 0\n")
+      endforeach()
+    endif()
+
     set(pp_if "#if")
     if (CID_VERSION_STRINGS)
-      set(CMAKE_${lang}_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
+      set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n/* Version number components: V=Version, R=Revision, P=Patch
    Version date components:   YYYY=Year, MM=Month,   DD=Day  */\n")
     endif()
 
@@ -80,6 +86,10 @@ function(compiler_id_detection outvar lang)
       if (CID_ID_STRING)
         set(id_content "${id_content}# define COMPILER_ID \"${Id}\"")
       endif()
+      if (CID_ID_DEFINE)
+        set(id_content "${id_content}# undef COMPILER_IS_${Id}\n")
+        set(id_content "${id_content}# define COMPILER_IS_${Id} 1\n")
+      endif()
       if (CID_VERSION_STRINGS)
         set(id_content "${id_content}${_compiler_id_version_compute_${Id}}\n")
       endif()

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=2c1b2de3736c29cc70fa8d5d564556e7fe81b13a
commit 2c1b2de3736c29cc70fa8d5d564556e7fe81b13a
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed Apr 23 10:46:47 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:50:59 2014 +0200

    CompilerId: Allow specifying the compiler-specific components to generate.

diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
index af8c51c..5ba981b 100644
--- a/Modules/CMakeCompilerIdDetection.cmake
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -20,6 +20,8 @@ function(_readFile file)
   set(_compiler_id_pp_test_${CompilerId} ${_compiler_id_pp_test} PARENT_SCOPE)
 endfunction()
 
+include(${CMAKE_CURRENT_LIST_DIR}/CMakeParseArguments.cmake)
+
 function(compiler_id_detection outvar lang)
 
   file(GLOB files
@@ -30,6 +32,12 @@ function(compiler_id_detection outvar lang)
       _readFile(${file})
     endforeach()
 
+    set(options ID_STRING VERSION_STRINGS)
+    cmake_parse_arguments(CID "${options}" "${oneValueArgs}" "${multiValueArgs}"  ${ARGN})
+    if (CID_UNPARSED_ARGUMENTS)
+      message(FATAL_ERROR "Unrecognized arguments: \"${CID_UNPARSED_ARGUMENTS}\"")
+    endif()
+
     set(ordered_compilers
       # Order is relevant here. For example, compilers which pretend to be
       # GCC must appear before the actual GCC.
@@ -59,14 +67,22 @@ function(compiler_id_detection outvar lang)
       MIPSpro)
 
     set(pp_if "#if")
-    set(CMAKE_${lang}_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
+    if (CID_VERSION_STRINGS)
+      set(CMAKE_${lang}_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
    Version date components:   YYYY=Year, MM=Month,   DD=Day  */\n")
+    endif()
 
     foreach(Id ${ordered_compilers})
       if (NOT _compiler_id_pp_test_${Id})
         message(FATAL_ERROR "No preprocessor test for \"${Id}\"")
       endif()
-      set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n# define COMPILER_ID \"${Id}\"${_compiler_id_version_compute_${Id}}\n")
+      set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n")
+      if (CID_ID_STRING)
+        set(id_content "${id_content}# define COMPILER_ID \"${Id}\"")
+      endif()
+      if (CID_VERSION_STRINGS)
+        set(id_content "${id_content}${_compiler_id_version_compute_${Id}}\n")
+      endif()
       set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${id_content}")
       set(pp_if "#elif")
     endforeach()
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index 94c2e50..712b748 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -105,7 +105,10 @@ function(CMAKE_DETERMINE_COMPILER_ID_WRITE lang src)
   find_file(src_in ${src}.in PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
   file(READ ${src_in} ID_CONTENT_IN)
 
-  compiler_id_detection(CMAKE_${lang}_COMPILER_ID_CONTENT ${lang})
+  compiler_id_detection(CMAKE_${lang}_COMPILER_ID_CONTENT ${lang}
+    ID_STRING
+    VERSION_STRINGS
+  )
 
   unset(src_in CACHE)
   string(CONFIGURE "${ID_CONTENT_IN}" ID_CONTENT_OUT @ONLY)

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=69595da8de4b27b6511a1841adc1ae13dab17e8d
commit 69595da8de4b27b6511a1841adc1ae13dab17e8d
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Wed Apr 23 10:33:16 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:50:33 2014 +0200

    Project: Split the compiler id detection into a separate function.
    
    This can be extended with parameters to control the output and re-used
    in other contexts.

diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
new file mode 100644
index 0000000..af8c51c
--- /dev/null
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -0,0 +1,93 @@
+
+#=============================================================================
+# Copyright 2014 Stephen Kelly <steveire at gmail.com>
+#
+# 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 distribute this file outside of CMake, substitute the full
+#  License text for the above reference.)
+
+function(_readFile file)
+  include(${file})
+  get_filename_component(name ${file} NAME_WE)
+  string(REGEX REPLACE "-.*" "" CompilerId ${name})
+  set(_compiler_id_version_compute_${CompilerId} ${_compiler_id_version_compute} PARENT_SCOPE)
+  set(_compiler_id_pp_test_${CompilerId} ${_compiler_id_pp_test} PARENT_SCOPE)
+endfunction()
+
+function(compiler_id_detection outvar lang)
+
+  file(GLOB files
+    "${CMAKE_ROOT}/Modules/Compiler/*-${lang}-DetermineCompiler.cmake")
+
+  if (files)
+    foreach(file ${files})
+      _readFile(${file})
+    endforeach()
+
+    set(ordered_compilers
+      # Order is relevant here. For example, compilers which pretend to be
+      # GCC must appear before the actual GCC.
+      Comeau
+      Intel
+      PathScale
+      AppleClang
+      Clang
+      Embarcadero
+      Borland
+      Watcom
+      OpenWatcom
+      SunPro
+      HP
+      Compaq
+      zOS
+      XL
+      VisualAge
+      PGI
+      Cray
+      TI
+      SCO
+      GNU
+      MSVC
+      ADSP
+      IAR
+      MIPSpro)
+
+    set(pp_if "#if")
+    set(CMAKE_${lang}_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
+   Version date components:   YYYY=Year, MM=Month,   DD=Day  */\n")
+
+    foreach(Id ${ordered_compilers})
+      if (NOT _compiler_id_pp_test_${Id})
+        message(FATAL_ERROR "No preprocessor test for \"${Id}\"")
+      endif()
+      set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n# define COMPILER_ID \"${Id}\"${_compiler_id_version_compute_${Id}}\n")
+      set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${id_content}")
+      set(pp_if "#elif")
+    endforeach()
+
+    set(platform_compiler_detection "
+/* These compilers are either not known or too old to define an
+  identification macro.  Try to identify the platform and guess that
+  it is the native compiler.  */
+#elif defined(__sgi)
+# define COMPILER_ID \"MIPSpro\"
+
+#elif defined(__hpux) || defined(__hpua)
+# define COMPILER_ID \"HP\"
+
+#else /* unknown compiler */
+# define COMPILER_ID \"\"
+
+#endif")
+
+    set(CMAKE_${lang}_COMPILER_ID_CONTENT "${CMAKE_${lang}_COMPILER_ID_CONTENT}\n${platform_compiler_detection}")
+  endif()
+
+  set(${outvar} ${CMAKE_${lang}_COMPILER_ID_CONTENT} PARENT_SCOPE)
+endfunction()
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index b21ddfe..94c2e50 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -97,13 +97,7 @@ function(CMAKE_DETERMINE_COMPILER_ID lang flagvar src)
   set(CMAKE_${lang}_SIMULATE_VERSION "${CMAKE_${lang}_SIMULATE_VERSION}" PARENT_SCOPE)
 endfunction()
 
-function(_readFile file)
-  include(${file})
-  get_filename_component(name ${file} NAME_WE)
-  string(REGEX REPLACE "-.*" "" CompilerId ${name})
-  set(_compiler_id_version_compute_${CompilerId} ${_compiler_id_version_compute} PARENT_SCOPE)
-  set(_compiler_id_pp_test_${CompilerId} ${_compiler_id_pp_test} PARENT_SCOPE)
-endfunction()
+include(CMakeCompilerIdDetection)
 
 #-----------------------------------------------------------------------------
 # Function to write the compiler id source file.
@@ -111,67 +105,7 @@ function(CMAKE_DETERMINE_COMPILER_ID_WRITE lang src)
   find_file(src_in ${src}.in PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
   file(READ ${src_in} ID_CONTENT_IN)
 
-  file(GLOB files
-    "${CMAKE_ROOT}/Modules/Compiler/*-${lang}-DetermineCompiler.cmake")
-
-  if (files)
-    foreach(file ${files})
-      _readFile(${file})
-    endforeach()
-    set(pp_if "#if")
-    set(CMAKE_CXX_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
-   Version date components:   YYYY=Year, MM=Month,   DD=Day  */\n")
-
-    foreach(Id
-        Comeau
-        Intel
-        PathScale
-        AppleClang
-        Clang
-        Embarcadero
-        Borland
-        Watcom
-        OpenWatcom
-        SunPro
-        HP
-        Compaq
-        zOS
-        XL
-        VisualAge
-        PGI
-        Cray
-        TI
-        SCO
-        GNU
-        MSVC
-        ADSP
-        IAR
-        MIPSpro)
-      if (NOT _compiler_id_pp_test_${Id})
-        message(FATAL_ERROR "No test for \"${Id}\"")
-      endif()
-      set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n# define COMPILER_ID \"${Id}\"${_compiler_id_version_compute_${Id}}\n")
-      set(CMAKE_CXX_COMPILER_ID_CONTENT "${CMAKE_CXX_COMPILER_ID_CONTENT}\n${id_content}")
-      set(pp_if "#elif")
-    endforeach()
-
-    set(platform_compiler_detection "
-/* These compilers are either not known or too old to define an
-  identification macro.  Try to identify the platform and guess that
-  it is the native compiler.  */
-#elif defined(__sgi)
-# define COMPILER_ID \"MIPSpro\"
-
-#elif defined(__hpux) || defined(__hpua)
-# define COMPILER_ID \"HP\"
-
-#else /* unknown compiler */
-# define COMPILER_ID \"\"
-
-#endif")
-
-    set(CMAKE_CXX_COMPILER_ID_CONTENT "${CMAKE_CXX_COMPILER_ID_CONTENT}\n${platform_compiler_detection}")
-  endif()
+  compiler_id_detection(CMAKE_${lang}_COMPILER_ID_CONTENT ${lang})
 
   unset(src_in CACHE)
   string(CONFIGURE "${ID_CONTENT_IN}" ID_CONTENT_OUT @ONLY)

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=47a697fd1c09f9b12314dc5ea6917874b76a737f
commit 47a697fd1c09f9b12314dc5ea6917874b76a737f
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Tue Apr 22 16:34:47 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:48:11 2014 +0200

    Project: Generate the CXX compiler Id test from multiple files.
    
    This will allow sharing of the logic of the order to test compilers in
    and the preprocessor macros used to do that and to determine the
    version components.

diff --git a/Modules/CMakeCXXCompilerId.cpp.in b/Modules/CMakeCXXCompilerId.cpp.in
index f7ad80e..9ece26d 100644
--- a/Modules/CMakeCXXCompilerId.cpp.in
+++ b/Modules/CMakeCXXCompilerId.cpp.in
@@ -5,224 +5,7 @@
 # error "A C compiler has been selected for C++."
 #endif
 
-/* Version number components: V=Version, R=Revision, P=Patch
-   Version date components:   YYYY=Year, MM=Month,   DD=Day  */
-
-#if defined(__COMO__)
-# define COMPILER_ID "Comeau"
-  /* __COMO_VERSION__ = VRR */
-# define COMPILER_VERSION_MAJOR DEC(__COMO_VERSION__ / 100)
-# define COMPILER_VERSION_MINOR DEC(__COMO_VERSION__ % 100)
-
-#elif defined(__INTEL_COMPILER) || defined(__ICC)
-# define COMPILER_ID "Intel"
-  /* __INTEL_COMPILER = VRP */
-# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
-# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
-# if defined(__INTEL_COMPILER_UPDATE)
-#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
-# else
-#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER   % 10)
-# endif
-# if defined(__INTEL_COMPILER_BUILD_DATE)
-  /* __INTEL_COMPILER_BUILD_DATE = YYYYMMDD */
-#  define COMPILER_VERSION_TWEAK DEC(__INTEL_COMPILER_BUILD_DATE)
-# endif
-# if defined(_MSC_VER)
-#  define SIMULATE_ID "MSVC"
-   /* _MSC_VER = VVRR */
-#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
-#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
-# endif
-
-#elif defined(__PATHCC__)
-# define COMPILER_ID "PathScale"
-# define COMPILER_VERSION_MAJOR DEC(__PATHCC__)
-# define COMPILER_VERSION_MINOR DEC(__PATHCC_MINOR__)
-# if defined(__PATHCC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__PATHCC_PATCHLEVEL__)
-# endif
-
-#elif defined(__clang__)
-# if defined(__apple_build_version__)
-#  define COMPILER_ID "AppleClang"
-#  define COMPILER_VERSION_TWEAK DEC(__apple_build_version__)
-# else
-#  define COMPILER_ID "Clang"
-# endif
-# define COMPILER_VERSION_MAJOR DEC(__clang_major__)
-# define COMPILER_VERSION_MINOR DEC(__clang_minor__)
-# define COMPILER_VERSION_PATCH DEC(__clang_patchlevel__)
-# if defined(_MSC_VER)
-#  define SIMULATE_ID "MSVC"
-   /* _MSC_VER = VVRR */
-#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
-#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
-# endif
-
-#elif defined(__BORLANDC__) && defined(__CODEGEARC_VERSION__)
-# define COMPILER_ID "Embarcadero"
-# define COMPILER_VERSION_MAJOR HEX(__CODEGEARC_VERSION__>>24 & 0x00FF)
-# define COMPILER_VERSION_MINOR HEX(__CODEGEARC_VERSION__>>16 & 0x00FF)
-# define COMPILER_VERSION_PATCH HEX(__CODEGEARC_VERSION__     & 0xFFFF)
-
-#elif defined(__BORLANDC__)
-# define COMPILER_ID "Borland"
-  /* __BORLANDC__ = 0xVRR */
-# define COMPILER_VERSION_MAJOR HEX(__BORLANDC__>>8)
-# define COMPILER_VERSION_MINOR HEX(__BORLANDC__ & 0xFF)
-
-#elif defined(__WATCOMC__)
-# if __WATCOMC__ < 1200
-#  define COMPILER_ID "Watcom"
-   /* __WATCOMC__ = VVRP */
-#  define COMPILER_VERSION_MAJOR DEC(__WATCOMC__ / 100)
-# else
-#  define COMPILER_ID "OpenWatcom"
-   /* __WATCOMC__ = VVRP + 1100 */
-#  define COMPILER_VERSION_MAJOR DEC((__WATCOMC__ - 1100) / 100)
-# endif
-# define COMPILER_VERSION_MINOR  DEC((__WATCOMC__ / 10) % 10)
-# if (__WATCOMC__ % 10) > 0
-#  define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
-# endif
-
-#elif defined(__SUNPRO_CC)
-# define COMPILER_ID "SunPro"
-# if __SUNPRO_CC >= 0x5100
-   /* __SUNPRO_CC = 0xVRRP */
-#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>12)
-#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xFF)
-#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
-# else
-   /* __SUNPRO_CC = 0xVRP */
-#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>8)
-#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xF)
-#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
-# endif
-
-#elif defined(__HP_aCC)
-# define COMPILER_ID "HP"
-  /* __HP_aCC = VVRRPP */
-# define COMPILER_VERSION_MAJOR DEC(__HP_aCC/10000)
-# define COMPILER_VERSION_MINOR DEC(__HP_aCC/100 % 100)
-# define COMPILER_VERSION_PATCH DEC(__HP_aCC     % 100)
-
-#elif defined(__DECCXX)
-# define COMPILER_ID "Compaq"
-  /* __DECCXX_VER = VVRRTPPPP */
-# define COMPILER_VERSION_MAJOR DEC(__DECCXX_VER/10000000)
-# define COMPILER_VERSION_MINOR DEC(__DECCXX_VER/100000  % 100)
-# define COMPILER_VERSION_PATCH DEC(__DECCXX_VER         % 10000)
-
-#elif defined(__IBMCPP__)
-# if defined(__COMPILER_VER__)
-#  define COMPILER_ID "zOS"
-# else
-#  if __IBMCPP__ >= 800
-#   define COMPILER_ID "XL"
-#  else
-#   define COMPILER_ID "VisualAge"
-#  endif
-   /* __IBMCPP__ = VRP */
-#  define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100)
-#  define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10)
-#  define COMPILER_VERSION_PATCH DEC(__IBMCPP__    % 10)
-# endif
-
-#elif defined(__PGI)
-# define COMPILER_ID "PGI"
-# define COMPILER_VERSION_MAJOR DEC(__PGIC__)
-# define COMPILER_VERSION_MINOR DEC(__PGIC_MINOR__)
-# if defined(__PGIC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__PGIC_PATCHLEVEL__)
-# endif
-
-#elif defined(_CRAYC)
-# define COMPILER_ID "Cray"
-# define COMPILER_VERSION_MAJOR DEC(_RELEASE)
-# define COMPILER_VERSION_MINOR DEC(_RELEASE_MINOR)
-
-#elif defined(__TI_COMPILER_VERSION__)
-# define COMPILER_ID "TI"
-  /* __TI_COMPILER_VERSION__ = VVVRRRPPP */
-# define COMPILER_VERSION_MAJOR DEC(__TI_COMPILER_VERSION__/1000000)
-# define COMPILER_VERSION_MINOR DEC(__TI_COMPILER_VERSION__/1000   % 1000)
-# define COMPILER_VERSION_PATCH DEC(__TI_COMPILER_VERSION__        % 1000)
-
-#elif defined(__SCO_VERSION__)
-# define COMPILER_ID "SCO"
-
-#elif defined(__GNUC__)
-# define COMPILER_ID "GNU"
-# define COMPILER_VERSION_MAJOR DEC(__GNUC__)
-# define COMPILER_VERSION_MINOR DEC(__GNUC_MINOR__)
-# if defined(__GNUC_PATCHLEVEL__)
-#  define COMPILER_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__)
-# endif
-
-#elif defined(_MSC_VER)
-# define COMPILER_ID "MSVC"
-  /* _MSC_VER = VVRR */
-# define COMPILER_VERSION_MAJOR DEC(_MSC_VER / 100)
-# define COMPILER_VERSION_MINOR DEC(_MSC_VER % 100)
-# if defined(_MSC_FULL_VER)
-#  if _MSC_VER >= 1400
-    /* _MSC_FULL_VER = VVRRPPPPP */
-#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 100000)
-#  else
-    /* _MSC_FULL_VER = VVRRPPPP */
-#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 10000)
-#  endif
-# endif
-# if defined(_MSC_BUILD)
-#  define COMPILER_VERSION_TWEAK DEC(_MSC_BUILD)
-# endif
-
-/* Analog VisualDSP++ >= 4.5.6 */
-#elif defined(__VISUALDSPVERSION__)
-# define COMPILER_ID "ADSP"
-  /* __VISUALDSPVERSION__ = 0xVVRRPP00 */
-# define COMPILER_VERSION_MAJOR HEX(__VISUALDSPVERSION__>>24)
-# define COMPILER_VERSION_MINOR HEX(__VISUALDSPVERSION__>>16 & 0xFF)
-# define COMPILER_VERSION_PATCH HEX(__VISUALDSPVERSION__>>8  & 0xFF)
-
-/* Analog VisualDSP++ < 4.5.6 */
-#elif defined(__ADSPBLACKFIN__) || defined(__ADSPTS__) || defined(__ADSP21000__)
-# define COMPILER_ID "ADSP"
-
-/* IAR Systems compiler for embedded systems.
-   http://www.iar.com */
-#elif defined(__IAR_SYSTEMS_ICC__ ) || defined(__IAR_SYSTEMS_ICC)
-# define COMPILER_ID "IAR"
-
-#elif defined(_SGI_COMPILER_VERSION) || defined(_COMPILER_VERSION)
-# define COMPILER_ID "MIPSpro"
-# if defined(_SGI_COMPILER_VERSION)
-  /* _SGI_COMPILER_VERSION = VRP */
-#  define COMPILER_VERSION_MAJOR DEC(_SGI_COMPILER_VERSION/100)
-#  define COMPILER_VERSION_MINOR DEC(_SGI_COMPILER_VERSION/10 % 10)
-#  define COMPILER_VERSION_PATCH DEC(_SGI_COMPILER_VERSION    % 10)
-# else
-  /* _COMPILER_VERSION = VRP */
-#  define COMPILER_VERSION_MAJOR DEC(_COMPILER_VERSION/100)
-#  define COMPILER_VERSION_MINOR DEC(_COMPILER_VERSION/10 % 10)
-#  define COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
-# endif
-
-/* These compilers are either not known or too old to define an
-   identification macro.  Try to identify the platform and guess that
-   it is the native compiler.  */
-#elif defined(__sgi)
-# define COMPILER_ID "MIPSpro"
-
-#elif defined(__hpux) || defined(__hpua)
-# define COMPILER_ID "HP"
-
-#else /* unknown compiler */
-# define COMPILER_ID ""
-
-#endif
+ at CMAKE_CXX_COMPILER_ID_CONTENT@
 
 /* Construct the string literal in pieces to prevent the source from
    getting matched.  Store it in a pointer rather than an array
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index 17f27b3..b21ddfe 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -97,11 +97,82 @@ function(CMAKE_DETERMINE_COMPILER_ID lang flagvar src)
   set(CMAKE_${lang}_SIMULATE_VERSION "${CMAKE_${lang}_SIMULATE_VERSION}" PARENT_SCOPE)
 endfunction()
 
+function(_readFile file)
+  include(${file})
+  get_filename_component(name ${file} NAME_WE)
+  string(REGEX REPLACE "-.*" "" CompilerId ${name})
+  set(_compiler_id_version_compute_${CompilerId} ${_compiler_id_version_compute} PARENT_SCOPE)
+  set(_compiler_id_pp_test_${CompilerId} ${_compiler_id_pp_test} PARENT_SCOPE)
+endfunction()
+
 #-----------------------------------------------------------------------------
 # Function to write the compiler id source file.
 function(CMAKE_DETERMINE_COMPILER_ID_WRITE lang src)
   find_file(src_in ${src}.in PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
   file(READ ${src_in} ID_CONTENT_IN)
+
+  file(GLOB files
+    "${CMAKE_ROOT}/Modules/Compiler/*-${lang}-DetermineCompiler.cmake")
+
+  if (files)
+    foreach(file ${files})
+      _readFile(${file})
+    endforeach()
+    set(pp_if "#if")
+    set(CMAKE_CXX_COMPILER_ID_CONTENT "/* Version number components: V=Version, R=Revision, P=Patch
+   Version date components:   YYYY=Year, MM=Month,   DD=Day  */\n")
+
+    foreach(Id
+        Comeau
+        Intel
+        PathScale
+        AppleClang
+        Clang
+        Embarcadero
+        Borland
+        Watcom
+        OpenWatcom
+        SunPro
+        HP
+        Compaq
+        zOS
+        XL
+        VisualAge
+        PGI
+        Cray
+        TI
+        SCO
+        GNU
+        MSVC
+        ADSP
+        IAR
+        MIPSpro)
+      if (NOT _compiler_id_pp_test_${Id})
+        message(FATAL_ERROR "No test for \"${Id}\"")
+      endif()
+      set(id_content "${pp_if} ${_compiler_id_pp_test_${Id}}\n# define COMPILER_ID \"${Id}\"${_compiler_id_version_compute_${Id}}\n")
+      set(CMAKE_CXX_COMPILER_ID_CONTENT "${CMAKE_CXX_COMPILER_ID_CONTENT}\n${id_content}")
+      set(pp_if "#elif")
+    endforeach()
+
+    set(platform_compiler_detection "
+/* These compilers are either not known or too old to define an
+  identification macro.  Try to identify the platform and guess that
+  it is the native compiler.  */
+#elif defined(__sgi)
+# define COMPILER_ID \"MIPSpro\"
+
+#elif defined(__hpux) || defined(__hpua)
+# define COMPILER_ID \"HP\"
+
+#else /* unknown compiler */
+# define COMPILER_ID \"\"
+
+#endif")
+
+    set(CMAKE_CXX_COMPILER_ID_CONTENT "${CMAKE_CXX_COMPILER_ID_CONTENT}\n${platform_compiler_detection}")
+  endif()
+
   unset(src_in CACHE)
   string(CONFIGURE "${ID_CONTENT_IN}" ID_CONTENT_OUT @ONLY)
   file(WRITE ${CMAKE_${lang}_COMPILER_ID_DIR}/${src} "${ID_CONTENT_OUT}")
diff --git a/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake b/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..fc0fd6e
--- /dev/null
+++ b/Modules/Compiler/ADSP-CXX-DetermineCompiler.cmake
@@ -0,0 +1,10 @@
+
+set(_compiler_id_pp_test "defined(__VISUALDSPVERSION__) || defined(__ADSPBLACKFIN__) || defined(__ADSPTS__) || defined(__ADSP21000__)")
+
+set(_compiler_id_version_compute "
+#if defined(__VISUALDSPVERSION__)
+  /* __VISUALDSPVERSION__ = 0xVVRRPP00 */
+# define COMPILER_VERSION_MAJOR HEX(__VISUALDSPVERSION__>>24)
+# define COMPILER_VERSION_MINOR HEX(__VISUALDSPVERSION__>>16 & 0xFF)
+# define COMPILER_VERSION_PATCH HEX(__VISUALDSPVERSION__>>8  & 0xFF)
+#endif")
diff --git a/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake b/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..853fe14
--- /dev/null
+++ b/Modules/Compiler/AppleClang-CXX-DetermineCompiler.cmake
@@ -0,0 +1,7 @@
+
+set(_compiler_id_pp_test "defined(__clang__) && defined(__apple_build_version__)")
+
+include("${CMAKE_CURRENT_LIST_DIR}/Clang-CXX-DetermineCompilerInternal.cmake")
+
+set(_compiler_id_version_compute "${_compiler_id_version_compute}
+# define COMPILER_VERSION_TWEAK DEC(__apple_build_version__)")
diff --git a/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake b/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..8b46830
--- /dev/null
+++ b/Modules/Compiler/Borland-CXX-DetermineCompiler.cmake
@@ -0,0 +1,7 @@
+
+set(_compiler_id_pp_test "defined(__BORLANDC__)")
+
+set(_compiler_id_version_compute "
+  /* __BORLANDC__ = 0xVRR */
+# define COMPILER_VERSION_MAJOR HEX(__BORLANDC__>>8)
+# define COMPILER_VERSION_MINOR HEX(__BORLANDC__ & 0xFF)")
diff --git a/Modules/Compiler/Clang-CXX-DetermineCompiler.cmake b/Modules/Compiler/Clang-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..a28d083
--- /dev/null
+++ b/Modules/Compiler/Clang-CXX-DetermineCompiler.cmake
@@ -0,0 +1,4 @@
+
+set(_compiler_id_pp_test "defined(__clang__)")
+
+include("${CMAKE_CURRENT_LIST_DIR}/Clang-CXX-DetermineCompilerInternal.cmake")
diff --git a/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake b/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake
new file mode 100644
index 0000000..615032d
--- /dev/null
+++ b/Modules/Compiler/Clang-CXX-DetermineCompilerInternal.cmake
@@ -0,0 +1,11 @@
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR DEC(__clang_major__)
+# define COMPILER_VERSION_MINOR DEC(__clang_minor__)
+# define COMPILER_VERSION_PATCH DEC(__clang_patchlevel__)
+# if defined(_MSC_VER)
+#  define SIMULATE_ID \"MSVC\"
+   /* _MSC_VER = VVRR */
+#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
+#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
+# endif")
diff --git a/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake b/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..78f2671
--- /dev/null
+++ b/Modules/Compiler/Comeau-CXX-DetermineCompiler.cmake
@@ -0,0 +1,7 @@
+
+set(_compiler_id_pp_test "defined(__COMO__)")
+
+set(_compiler_id_version_compute "
+  /* __COMO_VERSION__ = VRR */
+# define COMPILER_VERSION_MAJOR DEC(__COMO_VERSION__ / 100)
+# define COMPILER_VERSION_MINOR DEC(__COMO_VERSION__ % 100)")
diff --git a/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake b/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..2b09102
--- /dev/null
+++ b/Modules/Compiler/Compaq-CXX-DetermineCompiler.cmake
@@ -0,0 +1,8 @@
+
+set(_compiler_id_pp_test "defined(__DECCXX)")
+
+set(_compiler_id_version_compute "
+  /* __DECCXX_VER = VVRRTPPPP */
+# define COMPILER_VERSION_MAJOR DEC(__DECCXX_VER/10000000)
+# define COMPILER_VERSION_MINOR DEC(__DECCXX_VER/100000  % 100)
+# define COMPILER_VERSION_PATCH DEC(__DECCXX_VER         % 10000)")
diff --git a/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake b/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..cf55d2d
--- /dev/null
+++ b/Modules/Compiler/Cray-CXX-DetermineCompiler.cmake
@@ -0,0 +1,6 @@
+
+set(_compiler_id_pp_test "defined(_CRAYC)")
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR DEC(_RELEASE)
+# define COMPILER_VERSION_MINOR DEC(_RELEASE_MINOR)")
diff --git a/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake b/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..4b85940
--- /dev/null
+++ b/Modules/Compiler/Embarcadero-CXX-DetermineCompiler.cmake
@@ -0,0 +1,7 @@
+
+set(_compiler_id_pp_test "defined(__BORLANDC__) && defined(__CODEGEARC_VERSION__)")
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR HEX(__CODEGEARC_VERSION__>>24 & 0x00FF)
+# define COMPILER_VERSION_MINOR HEX(__CODEGEARC_VERSION__>>16 & 0x00FF)
+# define COMPILER_VERSION_PATCH HEX(__CODEGEARC_VERSION__     & 0xFFFF)")
diff --git a/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake b/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..abb19e7
--- /dev/null
+++ b/Modules/Compiler/GNU-CXX-DetermineCompiler.cmake
@@ -0,0 +1,9 @@
+
+set(_compiler_id_pp_test "defined(__GNUC__)")
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR DEC(__GNUC__)
+# define COMPILER_VERSION_MINOR DEC(__GNUC_MINOR__)
+# if defined(__GNUC_PATCHLEVEL__)
+#  define COMPILER_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__)
+# endif")
diff --git a/Modules/Compiler/HP-CXX-DetermineCompiler.cmake b/Modules/Compiler/HP-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..2506e06
--- /dev/null
+++ b/Modules/Compiler/HP-CXX-DetermineCompiler.cmake
@@ -0,0 +1,8 @@
+
+set(_compiler_id_pp_test "defined(__HP_aCC)")
+
+set(_compiler_id_version_compute "
+  /* __HP_aCC = VVRRPP */
+# define COMPILER_VERSION_MAJOR DEC(__HP_aCC/10000)
+# define COMPILER_VERSION_MINOR DEC(__HP_aCC/100 % 100)
+# define COMPILER_VERSION_PATCH DEC(__HP_aCC     % 100)")
diff --git a/Modules/Compiler/IAR-CXX-DetermineCompiler.cmake b/Modules/Compiler/IAR-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..c39810a
--- /dev/null
+++ b/Modules/Compiler/IAR-CXX-DetermineCompiler.cmake
@@ -0,0 +1,4 @@
+
+# IAR Systems compiler for embedded systems.
+#   http://www.iar.com
+set(_compiler_id_pp_test "defined(__IAR_SYSTEMS_ICC__ ) || defined(__IAR_SYSTEMS_ICC)")
diff --git a/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake b/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake
new file mode 100644
index 0000000..9db0663
--- /dev/null
+++ b/Modules/Compiler/IBMCPP-CXX-DetermineVersionInternal.cmake
@@ -0,0 +1,6 @@
+
+set(_compiler_id_version_compute "
+  /* __IBMCPP__ = VRP */
+# define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100)
+# define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10)
+# define COMPILER_VERSION_PATCH DEC(__IBMCPP__    % 10)")
diff --git a/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake b/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..6171ba9
--- /dev/null
+++ b/Modules/Compiler/Intel-CXX-DetermineCompiler.cmake
@@ -0,0 +1,22 @@
+
+set(_compiler_id_pp_test "defined(__INTEL_COMPILER) || defined(__ICC)")
+
+set(_compiler_id_version_compute "
+  /* __INTEL_COMPILER = VRP */
+# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
+# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
+# if defined(__INTEL_COMPILER_UPDATE)
+#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
+# else
+#  define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER   % 10)
+# endif
+# if defined(__INTEL_COMPILER_BUILD_DATE)
+  /* __INTEL_COMPILER_BUILD_DATE = YYYYMMDD */
+#  define COMPILER_VERSION_TWEAK DEC(__INTEL_COMPILER_BUILD_DATE)
+# endif
+# if defined(_MSC_VER)
+#  define SIMULATE_ID \"MSVC\"
+   /* _MSC_VER = VVRR */
+#  define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100)
+#  define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100)
+# endif")
diff --git a/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake b/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..12cf1db
--- /dev/null
+++ b/Modules/Compiler/MIPSpro-CXX-DetermineCompiler.cmake
@@ -0,0 +1,15 @@
+
+set(_compiler_id_pp_test "defined(_SGI_COMPILER_VERSION) || defined(_COMPILER_VERSION)")
+
+set(_compiler_id_version_compute "
+# if defined(_SGI_COMPILER_VERSION)
+  /* _SGI_COMPILER_VERSION = VRP */
+#  define COMPILER_VERSION_MAJOR DEC(_SGI_COMPILER_VERSION/100)
+#  define COMPILER_VERSION_MINOR DEC(_SGI_COMPILER_VERSION/10 % 10)
+#  define COMPILER_VERSION_PATCH DEC(_SGI_COMPILER_VERSION    % 10)
+# else
+  /* _COMPILER_VERSION = VRP */
+#  define COMPILER_VERSION_MAJOR DEC(_COMPILER_VERSION/100)
+#  define COMPILER_VERSION_MINOR DEC(_COMPILER_VERSION/10 % 10)
+#  define COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
+# endif")
diff --git a/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake b/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..342476a
--- /dev/null
+++ b/Modules/Compiler/MSVC-CXX-DetermineCompiler.cmake
@@ -0,0 +1,19 @@
+
+set(_compiler_id_pp_test "defined(_MSC_VER)")
+
+set(_compiler_id_version_compute "
+  /* _MSC_VER = VVRR */
+# define COMPILER_VERSION_MAJOR DEC(_MSC_VER / 100)
+# define COMPILER_VERSION_MINOR DEC(_MSC_VER % 100)
+# if defined(_MSC_FULL_VER)
+#  if _MSC_VER >= 1400
+    /* _MSC_FULL_VER = VVRRPPPPP */
+#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 100000)
+#  else
+    /* _MSC_FULL_VER = VVRRPPPP */
+#   define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 10000)
+#  endif
+# endif
+# if defined(_MSC_BUILD)
+#  define COMPILER_VERSION_TWEAK DEC(_MSC_BUILD)
+# endif")
diff --git a/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake b/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..97dd16c
--- /dev/null
+++ b/Modules/Compiler/OpenWatcom-CXX-DetermineCompiler.cmake
@@ -0,0 +1,10 @@
+
+set(_compiler_id_pp_test "defined(__WATCOMC__)")
+
+set(_compiler_id_version_compute "
+   /* __WATCOMC__ = VVRP + 1100 */
+# define COMPILER_VERSION_MAJOR DEC((__WATCOMC__ - 1100) / 100)
+# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
+# if (__WATCOMC__ % 10) > 0
+#  define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
+# endif")
diff --git a/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake b/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..6647f15
--- /dev/null
+++ b/Modules/Compiler/PGI-CXX-DetermineCompiler.cmake
@@ -0,0 +1,9 @@
+
+set(_compiler_id_pp_test "defined(__PGI)")
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR DEC(__PGIC__)
+# define COMPILER_VERSION_MINOR DEC(__PGIC_MINOR__)
+# if defined(__PGIC_PATCHLEVEL__)
+#  define COMPILER_VERSION_PATCH DEC(__PGIC_PATCHLEVEL__)
+# endif")
diff --git a/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake b/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..40199e6
--- /dev/null
+++ b/Modules/Compiler/PathScale-CXX-DetermineCompiler.cmake
@@ -0,0 +1,9 @@
+
+set(_compiler_id_pp_test "defined(__PATHCC__)")
+
+set(_compiler_id_version_compute "
+# define COMPILER_VERSION_MAJOR DEC(__PATHCC__)
+# define COMPILER_VERSION_MINOR DEC(__PATHCC_MINOR__)
+# if defined(__PATHCC_PATCHLEVEL__)
+#  define COMPILER_VERSION_PATCH DEC(__PATHCC_PATCHLEVEL__)
+# endif")
diff --git a/Modules/Compiler/SCO-CXX-DetermineCompiler.cmake b/Modules/Compiler/SCO-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..a44b22b
--- /dev/null
+++ b/Modules/Compiler/SCO-CXX-DetermineCompiler.cmake
@@ -0,0 +1,2 @@
+
+set(_compiler_id_pp_test "defined(__SCO_VERSION__)")
diff --git a/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake b/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..044f0fa
--- /dev/null
+++ b/Modules/Compiler/SunPro-CXX-DetermineCompiler.cmake
@@ -0,0 +1,15 @@
+
+set(_compiler_id_pp_test "defined(__SUNPRO_CC)")
+
+set(_compiler_id_version_compute "
+# if __SUNPRO_CC >= 0x5100
+   /* __SUNPRO_CC = 0xVRRP */
+#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>12)
+#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xFF)
+#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
+# else
+   /* __SUNPRO_CC = 0xVRP */
+#  define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>8)
+#  define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xF)
+#  define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC    & 0xF)
+# endif")
diff --git a/Modules/Compiler/TI-CXX-DetermineCompiler.cmake b/Modules/Compiler/TI-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..d05e5bd
--- /dev/null
+++ b/Modules/Compiler/TI-CXX-DetermineCompiler.cmake
@@ -0,0 +1,8 @@
+
+set(_compiler_id_pp_test "defined(__TI_COMPILER_VERSION__)")
+
+set(_compiler_id_version_compute "
+  /* __TI_COMPILER_VERSION__ = VVVRRRPPP */
+# define COMPILER_VERSION_MAJOR DEC(__TI_COMPILER_VERSION__/1000000)
+# define COMPILER_VERSION_MINOR DEC(__TI_COMPILER_VERSION__/1000   % 1000)
+# define COMPILER_VERSION_PATCH DEC(__TI_COMPILER_VERSION__        % 1000)")
diff --git a/Modules/Compiler/VisualAge-CXX-DetermineCompiler.cmake b/Modules/Compiler/VisualAge-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..cd53499
--- /dev/null
+++ b/Modules/Compiler/VisualAge-CXX-DetermineCompiler.cmake
@@ -0,0 +1,4 @@
+
+set(_compiler_id_pp_test "defined(__IBMCPP__) && !defined(__COMPILER_VER__) && __IBMCPP__ < 800")
+
+include("${CMAKE_CURRENT_LIST_DIR}/IBMCPP-CXX-DetermineVersionInternal.cmake")
diff --git a/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake b/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..2a08277
--- /dev/null
+++ b/Modules/Compiler/Watcom-CXX-DetermineCompiler.cmake
@@ -0,0 +1,10 @@
+
+set(_compiler_id_pp_test "defined(__WATCOMC__) && __WATCOMC__ < 1200")
+
+set(_compiler_id_version_compute "
+   /* __WATCOMC__ = VVRR */
+# define COMPILER_VERSION_MAJOR DEC(__WATCOMC__ / 100)
+# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10)
+# if (__WATCOMC__ % 10) > 0
+#  define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10)
+# endif")
diff --git a/Modules/Compiler/XL-CXX-DetermineCompiler.cmake b/Modules/Compiler/XL-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..dffa4bc
--- /dev/null
+++ b/Modules/Compiler/XL-CXX-DetermineCompiler.cmake
@@ -0,0 +1,4 @@
+
+set(_compiler_id_pp_test "defined(__IBMCPP__) && !defined(__COMPILER_VER__) && __IBMCPP__ >= 800")
+
+include("${CMAKE_CURRENT_LIST_DIR}/IBMCPP-CXX-DetermineVersionInternal.cmake")
diff --git a/Modules/Compiler/zOS-CXX-DetermineCompiler.cmake b/Modules/Compiler/zOS-CXX-DetermineCompiler.cmake
new file mode 100644
index 0000000..a08ff57
--- /dev/null
+++ b/Modules/Compiler/zOS-CXX-DetermineCompiler.cmake
@@ -0,0 +1,4 @@
+
+set(_compiler_id_pp_test "defined(__IBMCPP__) && defined(__COMPILER_VER__)")
+
+include("${CMAKE_CURRENT_LIST_DIR}/IBMCPP-CXX-DetermineVersionInternal.cmake")

http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=c7ddd409fd1898913423e62615215350c6bc7cf6
commit c7ddd409fd1898913423e62615215350c6bc7cf6
Author:     Stephen Kelly <steveire at gmail.com>
AuthorDate: Tue Apr 22 16:38:31 2014 +0200
Commit:     Stephen Kelly <steveire at gmail.com>
CommitDate: Wed May 7 12:48:11 2014 +0200

    Project: Clarify comment about platform-native compilers.

diff --git a/Modules/CMakeCCompilerId.c.in b/Modules/CMakeCCompilerId.c.in
index 16e19cd..78d7c47 100644
--- a/Modules/CMakeCCompilerId.c.in
+++ b/Modules/CMakeCCompilerId.c.in
@@ -217,7 +217,7 @@
 #  define COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
 # endif
 
-/* This compiler is either not known or is too old to define an
+/* These compilers are either not known or too old to define an
    identification macro.  Try to identify the platform and guess that
    it is the native compiler.  */
 #elif defined(__sgi)
diff --git a/Modules/CMakeCXXCompilerId.cpp.in b/Modules/CMakeCXXCompilerId.cpp.in
index d81df77..f7ad80e 100644
--- a/Modules/CMakeCXXCompilerId.cpp.in
+++ b/Modules/CMakeCXXCompilerId.cpp.in
@@ -210,7 +210,7 @@
 #  define COMPILER_VERSION_PATCH DEC(_COMPILER_VERSION    % 10)
 # endif
 
-/* This compiler is either not known or is too old to define an
+/* These compilers are either not known or too old to define an
    identification macro.  Try to identify the platform and guess that
    it is the native compiler.  */
 #elif defined(__sgi)

-----------------------------------------------------------------------

Summary of changes:


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