2022-12-17 21:13:44 +01:00
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# Provides support to depend on LLVM
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#
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# It chooses the llvm port to be used based on the following constraint:
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# 1) no constraints given => ${LLVM_DEFAULT}
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# 2) exact constraint given => ${exact}
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# 2) max constraint given && ${max} < ${LLVM_DEFAULT} => ${max}
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# 3) min constraint given && ${LLVM_DEFAULT} < ${LLVM_DEFAULT} => ${LLVM_DEFAULT}
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# Usage:
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# USES= llvm - default version chosen
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# USES= llvm:15 - exact constraint
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# USES= llvm:min=9 - min constraint: max(min,default)
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# USES= llvm:max=10 - max constraint: min(max,default)
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# USES= llvm:min=10,max=11 - all constraint: max(min(max,default),default)
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.if !defined(_INCLUDE_USES_LLVM_MK)
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_INCLUDE_USES_LLVM_MK= YES
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_LLVM_MK_VALID_VERSIONS= 7 8 9 10 11 12 13 14 15
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_LLVM_MK_VALID_CONSTRAINTS= min max
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_LLVM_MK_VALID_MODES= build run lib
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# === parse mode arguments ===
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_LLVM_MK_MODES= # empty
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. for _mode in ${_LLVM_MK_VALID_MODES}
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. if ${llvm_ARGS:M${_mode}}
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_LLVM_MK_MODES+= ${_mode}
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. endif
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. endfor
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. if empty(_LLVM_MK_MODES)
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_LLVM_MK_MODES= build
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. endif
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# === parse version arguments ===
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_LLVM_MK_VERSION= # empty
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. for _ver in ${_LLVM_MK_VALID_VERSIONS}
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. if ${llvm_ARGS:M${_ver}}
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. if !empty(_LLVM_MK_VERSION)
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BROKEN= USES=llvm:${llvm_ARGS} contains multiple version definitions
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. else
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_LLVM_MK_VERSION= ${_ver}
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. endif
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. endif
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. endfor
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. if empty(_LLVM_MK_VERSION)
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2022-12-18 01:04:24 +01:00
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. if ${LLVM_DEFAULT:N1[0-9]*}
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_LLVM_MK_VERSION= ${LLVM_DEFAULT:S/0$//}
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. else
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2022-12-17 21:13:44 +01:00
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_LLVM_MK_VERSION= ${LLVM_DEFAULT}
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2022-12-18 01:04:24 +01:00
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. endif
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2022-12-17 21:13:44 +01:00
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. endif
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# === handle constraints ===
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. for _constraint in ${_LLVM_MK_VALID_CONSTRAINTS}
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_version= ${llvm_ARGS:M${_constraint}=[0-9]*:S/${_constraint}=//}
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. if !empty(_version)
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_LLVM_MK_CONSTRAINT_${_constraint}= ${_version}
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. endif
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. endfor
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. if !empty(_LLVM_MK_CONSTRAINT_min)
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. if ${_LLVM_MK_CONSTRAINT_min} > ${_LLVM_MK_VERSION}
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_LLVM_MK_VERSION= ${_LLVM_MK_CONSTRAINT_min}
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. endif
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. endif
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. if !empty(_LLVM_MK_CONSTRAINT_max)
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. if ${_LLVM_MK_CONSTRAINT_max} < ${_LLVM_MK_VERSION}
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_LLVM_MK_VERSION= ${_LLVM_MK_CONSTRAINT_max}
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. endif
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. endif
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# === define helpers for the dependencies ===
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. for _ver in ${_LLVM_MK_VALID_VERSIONS:N1[0-9]}
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_LLVM_MK_SUFFIX_${_ver}= ${_ver}0
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. endfor
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. for _ver in ${_LLVM_MK_VALID_VERSIONS}
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_LLVM_MK_SUFFIX_${_ver}?= ${_ver}
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. endfor
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# === define variables to depend on and export ===
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_LLVM_MK_PORT= devel/llvm${_LLVM_MK_SUFFIX_${_LLVM_MK_VERSION}}
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_LLVM_MK_LIBLLVM= libLLVM-${_LLVM_MK_VERSION}.so
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_LLVM_MK_PATH= llvm-config${_LLVM_MK_SUFFIX_${_LLVM_MK_VERSION}}
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_LLVM_MK_PREFIX= ${PREFIX}/llvm${_LLVM_MK_SUFFIX_${_LLVM_MK_VERSION}}
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# == add actual dependencies ===
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_LLVM_MK_PATH_lib= ${_LLVM_MK_LIBLLVM}
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. for _mode in ${_LLVM_MK_MODES}
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_LLVM_MK_PATH_${_mode}?= ${_LLVM_MK_PATH}
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${_mode:tu}_DEPENDS+= ${_LLVM_MK_PATH_${_mode}}:${_LLVM_MK_PORT}
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. endfor
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# == export config ===
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LLVM_PORT= ${_LLVM_MK_PORT}
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LLVM_CONFIG= ${_LLVM_MK_PATH}
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LLVM_LIBLLVM= ${_LLVM_MK_LIBLLVM}
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LLVM_VERSION= ${_LLVM_MK_VERSION}
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LLVM_PREFIX= ${_LLVM_MK_PREFIX}
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.endif
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