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[CMake] add_llvm_symbol_exports: Use Python oneliner instead of "cmd.exe /c type" to generate *.def.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241402 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
NAKAMURA Takumi 2015-07-05 08:56:38 +00:00
parent 8be316bf23
commit a2a3583415
1 changed files with 2 additions and 13 deletions
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15
cmake/modules/AddLLVM.cmake
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@ -93,20 +93,9 @@ function(add_llvm_symbol_exports target_name export_file)
else()
set(native_export_file "${target_name}.def")
set(CAT "cat")
set(export_file_nativeslashes ${export_file})
if(WIN32 AND NOT CYGWIN AND NOT MSYS)
set(CAT "type")
# Convert ${export_file} to native format (backslashes) for "type"
# Does not use file(TO_NATIVE_PATH) as it doesn't create a native
# path but a build-system specific format (see CMake bug
# http://public.kitware.com/Bug/print_bug_page.php?bug_id=5939 )
string(REPLACE / \\ export_file_nativeslashes ${export_file})
endif()
add_custom_command(OUTPUT ${native_export_file}
COMMAND ${CMAKE_COMMAND} -E echo "EXPORTS" > ${native_export_file}
COMMAND ${CAT} ${export_file_nativeslashes} >> ${native_export_file}
COMMAND ${PYTHON_EXECUTABLE} -c "import sys;print(''.join(['EXPORTS\\n']+sys.stdin.readlines(),))"
< ${export_file} > ${native_export_file}
DEPENDS ${export_file}
VERBATIM
COMMENT "Creating export file for ${target_name}")