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https://git.FreeBSD.org/ports.git
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126 lines
3.3 KiB
Makefile
126 lines
3.3 KiB
Makefile
# $FreeBSD$
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#
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# Allows to feature determine the compiler used
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#
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# MAINTAINER: portmgr@FreeBSD.org
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#
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# Feature: compiler
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# Usage: USES=compiler or USES=compiler:ARGS
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# Valid ARGS: env (default, implicit) c++11-lib c++11-lang c11 openmp features
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#
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# c++11-lang: The port need a compiler understanding C++11
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# c++11-lib: The port need a compiler understanding C++11 and with a C++11 ready standard library
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# c11: The port need a compiler understanding c11
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# openmp: The port need a compiler understanding openmp
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# features: The port will determine the features supported by the default compiler
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#
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# Variable to test after <bsd.port.pre.mk>
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#
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# COMPILER_TYPE: can be gcc or clang
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# COMPILER_VERSION: 2 first digit of the version: 33 for clang 3.3.*, 46 for gcc 4.6.*
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#
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# COMPILER_FEATURES: the list of features supported by the compiler include the standard C++ library.
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.if !defined(_INCLUDE_USES_COMPILER_MK)
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_INCLUDE_USES_COMPILER_MK= yes
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.if !defined(compiler_ARGS)
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compiler_ARGS= env
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.endif
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VALID_ARGS= c++11-lib c++11-lang c11 features openmp env
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.if ${compiler_ARGS} == c++11-lib
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_COMPILER_ARGS+= features c++11-lib
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.elif ${compiler_ARGS} == c++11-lang
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_COMPILER_ARGS+= features c++11-lang
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.elif ${compiler_ARGS} == c11
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_COMPILER_ARGS+= features c11
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.elif ${compiler_ARGS} == features
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_COMPILER_ARGS+= features
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.elif ${compiler_ARGS} == env
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_COMPILER_ARGS+= env
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.elif ${compiler_ARGS} == openmp
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_COMPILER_ARGS+= env openmp
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.else
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IGNORE= Invalid argument "${compiler_ARGS}", valid arguments are: ${VALID_ARGS}
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_COMPILER_ARGS= #
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.endif
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.if ${_COMPILER_ARGS:Mc++11*} || ${_COMPILER_ARGS:Mc11}
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_COMPILER_ARGS+= features
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.endif
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_CCVERSION!= ${CC} --version
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COMPILER_VERSION= ${_CCVERSION:M[0-9].[0-9]*:C/([0-9]).([0-9]).*/\1\2/g}
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.if ${_CCVERSION:Mclang}
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COMPILER_TYPE= clang
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.else
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COMPILER_TYPE= gcc
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.endif
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.if ${_COMPILER_ARGS:Mopenmp}
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.if ${COMPILER_TYPE} == clang
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USE_GCC= yes
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.endif
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.endif
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.if ${_COMPILER_ARGS:Mfeatures}
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_CXXINTERNAL!= ${CXX} -\#\#\# /dev/null 2>&1
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.if ${_CXXINTERNAL:M\"-lc++\"}
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COMPILER_FEATURES= libc++
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.else
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COMPILER_FEATURES= libstdc++
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.endif
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CSTD= c89 c99 c11 gnu89 gnu99 gnu11
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CXXSTD= c++98 c++11 gnu++98 gnu++11
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.for std in ${CSTD} ${CXXSTD}
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_LANG=c
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.if ${CXXSTD:M${std}}
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_LANG=c++
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.endif
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OUTPUT_${std}!= echo | ${CC} -std=${std} -c -x ${_LANG} /dev/null -o /dev/null 2>&1; echo
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.if !${OUTPUT_${std}:M*error*}
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COMPILER_FEATURES+= ${std}
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.endif
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.endfor
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.endif
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.if ${_COMPILER_ARGS:Mc++11-lib}
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.if !${COMPILER_FEATURES:Mc++11}
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USE_GCC= yes
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.elif ${COMPILER_TYPE} == clang && ${COMPILER_FEATURES:Mlibstdc++}
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USE_GCC= yes
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.endif
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.endif
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.if ${_COMPILER_ARGS:Mc++11-lang}
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.if !${COMPILER_FEATURES:Mc++11}
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.if defined(FAVORITE_COMPILER) && ${FAVORITE_COMPILER} == gcc
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USE_GCC= yes
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.elif (${COMPILER_TYPE} == clang && ${COMPILER_VERSION} < 33) || ${COMPILER_TYPE} == gcc
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BUILD_DEPENDS+= ${LOCALBASE}/bin/clang33:${PORTSDIR}/lang/clang33
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CPP= ${LOCALBASE}/bin/clang-cpp33
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CC= ${LOCALBASE}/bin/clang33
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CXX= ${LOCALBASE}/bin/clang++33
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.endif
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.endif
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.endif
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.if ${_COMPILER_ARGS:Mc11}
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.if !${COMPILER_FEATURES:Mc11}
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.if defined(FAVORITE_COMPILER) && ${FAVORITE_COMPILER} == gcc
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USE_GCC= yes
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.elif (${COMPILER_TYPE} == clang && ${COMPILER_VERSION} < 33) || ${COMPILER_TYPE} == gcc
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BUILD_DEPENDS+= ${LOCALBASE}/bin/clang33:${PORTSDIR}/lang/clang33
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CPP= ${LOCALBASE}/bin/clang-cpp33
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CC= ${LOCALBASE}/bin/clang33
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CXX= ${LOCALBASE}/bin/clang++33
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.endif
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.endif
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.endif
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.endif
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