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Modules/Test*.cmake: Use if(DEFINED) to simplify conditions 

Replace old hacks of the form 'if("${VAR}" MATCHES "^${VAR}$")'
with the much simpler 'if(NOT DEFINED ${VAR})'.
This commit is contained in:
Brad King 2014-09-08 09:58:33 -04:00 committed by Nils Gladitz
parent 188a1f236e
commit 0b12815dc2
4 changed files with 4 additions and 4 deletions
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2
Modules/TestBigEndian.cmake
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@ -25,7 +25,7 @@
# License text for the above reference.) # License text for the above reference.)
macro(TEST_BIG_ENDIAN VARIABLE) macro(TEST_BIG_ENDIAN VARIABLE)
if("HAVE_${VARIABLE}" MATCHES "^HAVE_${VARIABLE}$") if(NOT DEFINED HAVE_${VARIABLE})
message(STATUS "Check if the system is big endian") message(STATUS "Check if the system is big endian")
message(STATUS "Searching 16 bit integer") message(STATUS "Searching 16 bit integer")

2
Modules/TestForANSIForScope.cmake
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@ -24,7 +24,7 @@
# (To distribute this file outside of CMake, substitute the full # (To distribute this file outside of CMake, substitute the full
# License text for the above reference.) # License text for the above reference.)
if("CMAKE_ANSI_FOR_SCOPE" MATCHES "^CMAKE_ANSI_FOR_SCOPE$") if(NOT DEFINED CMAKE_ANSI_FOR_SCOPE)
message(STATUS "Check for ANSI scope") message(STATUS "Check for ANSI scope")
try_compile(CMAKE_ANSI_FOR_SCOPE ${CMAKE_BINARY_DIR} try_compile(CMAKE_ANSI_FOR_SCOPE ${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx ${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx

2
Modules/TestForSSTREAM.cmake
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@ -23,7 +23,7 @@
# (To distribute this file outside of CMake, substitute the full # (To distribute this file outside of CMake, substitute the full
# License text for the above reference.) # License text for the above reference.)
if("CMAKE_HAS_ANSI_STRING_STREAM" MATCHES "^CMAKE_HAS_ANSI_STRING_STREAM$") if(NOT DEFINED CMAKE_HAS_ANSI_STRING_STREAM)
message(STATUS "Check for sstream") message(STATUS "Check for sstream")
try_compile(CMAKE_HAS_ANSI_STRING_STREAM ${CMAKE_BINARY_DIR} try_compile(CMAKE_HAS_ANSI_STRING_STREAM ${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/TestForSSTREAM.cxx ${CMAKE_ROOT}/Modules/TestForSSTREAM.cxx

2
Modules/TestForSTDNamespace.cmake
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@ -23,7 +23,7 @@
# (To distribute this file outside of CMake, substitute the full # (To distribute this file outside of CMake, substitute the full
# License text for the above reference.) # License text for the above reference.)
if("CMAKE_STD_NAMESPACE" MATCHES "^CMAKE_STD_NAMESPACE$") if(NOT DEFINED CMAKE_STD_NAMESPACE)
message(STATUS "Check for STD namespace") message(STATUS "Check for STD namespace")
try_compile(CMAKE_STD_NAMESPACE ${CMAKE_BINARY_DIR} try_compile(CMAKE_STD_NAMESPACE ${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/TestForSTDNamespace.cxx ${CMAKE_ROOT}/Modules/TestForSTDNamespace.cxx