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authorStephen Kelly <steveire@gmail.com>2014-04-23 10:10:04 (GMT)
committerStephen Kelly <steveire@gmail.com>2014-05-07 12:00:00 (GMT)
commit23f451bb33c384d19ec29934b2811e081ff3e685 (patch)
tree3f4630f6bd0868b88b8dc19a81557d5d8e2caaf0 /Modules/CMakeCompilerIdDetection.cmake
parent30a99f5c063d1d66a40b57554a7beec5d8fbf54c (diff)
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CompilerId: Guard the platform-default compiler code with a parameter.
Diffstat (limited to 'Modules/CMakeCompilerIdDetection.cmake')
-rw-r--r--Modules/CMakeCompilerIdDetection.cmake12
1 files changed, 6 insertions, 6 deletions
diff --git a/Modules/CMakeCompilerIdDetection.cmake b/Modules/CMakeCompilerIdDetection.cmake
index 4316c41..13e420c 100644
--- a/Modules/CMakeCompilerIdDetection.cmake
+++ b/Modules/CMakeCompilerIdDetection.cmake
@@ -38,7 +38,7 @@ 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}\"")
@@ -103,7 +103,8 @@ 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. */
@@ -114,11 +115,10 @@ 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)