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45 lines
1.4 KiB
45 lines
1.4 KiB
8 years ago
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if(NOT CMAKE_Go_COMPILER)
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if(NOT $ENV{GO_COMPILER} STREQUAL "")
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get_filename_component(CMAKE_Go_COMPILER_INIT $ENV{GO_COMPILER} PROGRAM PROGRAM_ARGS CMAKE_Go_FLAGS_ENV_INIT)
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if(CMAKE_Go_FLAGS_ENV_INIT)
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set(CMAKE_Go_COMPILER_ARG1 "${CMAKE_Go_FLAGS_ENV_INIT}" CACHE STRING "First argument to Go compiler")
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endif()
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if(NOT EXISTS ${CMAKE_Go_COMPILER_INIT})
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message(SEND_ERROR "Could not find compiler set in environment variable GO_COMPILER:\n$ENV{GO_COMPILER}.")
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endif()
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endif()
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set(Go_BIN_PATH
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$ENV{GOPATH}
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$ENV{GOROOT}
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$ENV{GOROOT}/../bin
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$ENV{GO_COMPILER}
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/usr/bin
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/usr/local/bin
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)
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if(CMAKE_Go_COMPILER_INIT)
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set(CMAKE_Go_COMPILER ${CMAKE_Go_COMPILER_INIT} CACHE PATH "Go Compiler")
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else()
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find_program(CMAKE_Go_COMPILER
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NAMES go
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PATHS ${Go_BIN_PATH}
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)
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EXEC_PROGRAM(${CMAKE_Go_COMPILER} ARGS version OUTPUT_VARIABLE GOLANG_VERSION)
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STRING(REGEX MATCH "go[0-9]+.[0-9]+.[0-9]+[ /A-Za-z0-9]*" VERSION "${GOLANG_VERSION}")
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message("-- The Golang compiler identification is ${VERSION}")
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message("-- Check for working Golang compiler: ${CMAKE_Go_COMPILER}")
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endif()
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endif()
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mark_as_advanced(CMAKE_Go_COMPILER)
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/CMakeGoCompiler.cmake.in
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${CMAKE_PLATFORM_INFO_DIR}/CMakeGoCompiler.cmake @ONLY)
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set(CMAKE_Go_COMPILER_ENV_VAR "GO_COMPILER")
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