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[go] Teach the go cmake build functions to funnel the include directories down into the cgo-setup variables of llvm-go. 

Summary:
This in turn allows us to use #includes with cgo that rely on CMake
provided include directories which is particularly useful for handling
generated headers that aren't reasonable to put in an "installable"
location.

Differential Revision: http://reviews.llvm.org/D6798

llvm-svn: 224962
This commit is contained in:
Chandler Carruth 2014-12-29 22:50:30 +00:00
parent 5ad26c353c
commit cab512d629
1 changed files with 6 additions and 1 deletions
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7
llvm/cmake/modules/AddLLVM.cmake
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@ -628,9 +628,14 @@ function(llvm_add_go_executable binary pkgpath)
set(binpath ${CMAKE_BINARY_DIR}/bin/${binary}${CMAKE_EXECUTABLE_SUFFIX})
set(cc "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
set(cxx "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
set(cppflags "")
get_property(include_dirs DIRECTORY PROPERTY INCLUDE_DIRECTORIES)
foreach(d ${include_dirs})
set(cppflags "${cppflags} -I${d}")
endforeach(d)
set(ldflags "${CMAKE_EXE_LINKER_FLAGS}")
add_custom_command(OUTPUT ${binpath}
COMMAND ${CMAKE_BINARY_DIR}/bin/llvm-go "cc=${cc}" "cxx=${cxx}" "ldflags=${ldflags}"
COMMAND ${CMAKE_BINARY_DIR}/bin/llvm-go "cc=${cc}" "cxx=${cxx}" "cppflags=${cppflags}" "ldflags=${ldflags}"
${ARG_GOFLAGS} build -o ${binpath} ${pkgpath}
DEPENDS llvm-config ${CMAKE_BINARY_DIR}/bin/llvm-go${CMAKE_EXECUTABLE_SUFFIX}
${llvmlibs} ${ARG_DEPENDS}