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89 lines
2.9 KiB
89 lines
2.9 KiB
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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#-----------------------------------------------------------------------------
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# set some special flags for different compilers
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#
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if(CMAKE_GENERATOR MATCHES "Visual Studio 7")
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set(CMAKE_SKIP_COMPATIBILITY_TESTS 1)
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endif()
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if(WIN32 AND CMAKE_C_COMPILER_ID STREQUAL "Intel")
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set(_INTEL_WINDOWS 1)
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endif()
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# Disable deprecation warnings for standard C functions.
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# really only needed for newer versions of VS, but should
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# not hurt other versions, and this will work into the
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# future
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if(MSVC OR _INTEL_WINDOWS)
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add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
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else()
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endif()
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#silence duplicate symbol warnings on AIX
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if(CMAKE_SYSTEM_NAME MATCHES "AIX")
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if(NOT CMAKE_COMPILER_IS_GNUCXX)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -bhalt:5 ")
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endif()
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endif()
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if(CMAKE_SYSTEM_NAME MATCHES "IRIX")
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if(NOT CMAKE_COMPILER_IS_GNUCXX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,-woff84 -no_auto_include")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-woff15")
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endif()
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endif()
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if(CMAKE_SYSTEM MATCHES "OSF1-V")
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if(NOT CMAKE_COMPILER_IS_GNUCXX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -timplicit_local -no_implicit_include ")
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endif()
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endif()
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if(CMAKE_SYSTEM_NAME MATCHES "HP-UX" AND CMAKE_CXX_COMPILER_ID MATCHES "HP")
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# HP aCC since version 3.80 supports the flag +hpxstd98 to get ANSI C++98
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# template support. It is known that version 6.25 doesn't need that flag.
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# Versions prior to 3.80 will not be able to build CMake. Current assumption:
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# it is needed for every version from 3.80 to 4 to get it working.
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if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4 AND
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NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.80)
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# use new C++ library and improved template support
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -AA +hpxstd98")
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endif()
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endif()
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# Workaround for short jump tables on PA-RISC
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^parisc")
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if(CMAKE_COMPILER_IS_GNUCC)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mlong-calls")
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endif()
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if(CMAKE_COMPILER_IS_GNUCXX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mlong-calls")
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endif()
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endif()
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if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro)
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if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.13)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++03")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -library=stlport4")
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endif()
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endif()
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foreach(lang C CXX)
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# Suppress warnings from PGI compiler.
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if (CMAKE_${lang}_COMPILER_ID STREQUAL "PGI")
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set(CMAKE_${lang}_FLAGS "${CMAKE_${lang}_FLAGS} -w")
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endif()
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endforeach()
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# use the ansi CXX compile flag for building cmake
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if (CMAKE_ANSI_CXXFLAGS)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ANSI_CXXFLAGS}")
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endif ()
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if (CMAKE_ANSI_CFLAGS)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_ANSI_CFLAGS}")
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endif ()
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