[swift-dev] The build system is ignoring swift-install-components when cross compiling

[Andrew Hyatt]

Has anyone tested the assorted install commands while cross compiling? Are they supposed to work?

Andrew Hyatt
ahyattdev at icloud.com

> On Mar 30, 2016, at 5:43 PM, Andrew Hyatt <andythehyatt at gmail.com> wrote:
> 
> It appears as though the --install-swift flag is intended to make build-script-impl install swift. However, it fails with this: 
> 
> /usr/local/bin/cmake --build /Users/andyhyatt/src/swift-fixed/build/Ninja-Debug/swift-macosx-x86_64 -- install
> ninja: error: unknown target ‘install'
> 
> This is strange, because similar commands like --install-lldb function without error. 
> 
> Another quirk is that swift-macosx-x86_64 is the folder it is running the install scripts of, but I am cross compiling for armv7s. 
> 
> Is there a better way to export the compiled tools for install when cross compiling than what I am doing?
> 
> Andrew Hyatt
> andythehyatt at gmail.com <mailto:andythehyatt at gmail.com>
>> On Mar 28, 2016, at 5:56 PM, Andrew Hyatt via swift-dev <swift-dev at swift.org <mailto:swift-dev at swift.org>> wrote:
>> 
>> It is worth noting that I am cross compiling on Mac OS X 10.11.3 x86_64, and compiling for an armv7s Darwin 15.0.0 platform. 
>> 
>> Andrew Hyatt
>> ahyattdev at icloud.com <mailto:ahyattdev at icloud.com>
>> 
>> On Mar 26, 2016, at 10:44 AM, Andrew Hyatt via swift-dev <swift-dev at swift.org <mailto:swift-dev at swift.org>> wrote:
>> 
>>> swift-dev,
>>> 
>>> The build system is ignoring swift-install-components when cross compiling. 
>>> 
>>> The llvm-install-components are copied over cleanly, but the swift-install-components are ignored. 
>>> 
>>> An additional issue is that it still puts the products in the toolchain directory and ignores the specified prefix, despite a blank toolchain prefix being specified. 
>>> 
>>> The expected layout of install-destdir: /usr/local/ *everything from llvm-install-components and swift-install-components*
>>> 
>>> Actual layout: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/  *everything from llvm-install-components*
>>> 
>>> My build command:
>>> 
>>> utils/build-script -i --no-assertions -- \
>>> --cross-compile-tools-deployment-targets "iphoneos-armv7s” \
>>> --user-config-args="-DLLVM_ENABLE_BACKTRACES=Off -DSWIFT_BUILD_SOURCEKIT=FALSE” \
>>> --install-destdir=/Users/andyhyatt/src/inst --install-prefix=/usr/local/ \
>>> --swift-install-components "compiler;stdlib;clang-builtin-headers” \
>>> --llvm-install-components "clang;libclang;libclang-headers” \
>>> --toolchain-prefix=“/"
>>> 
>>> Also, is there any way to get a list of valid components for llvm-install-components? 
>>> 
>>> There is a CMake variable called _SWIFT_KNOWN_INSTALL_COMPONENTS that is defined here: https://github.com/apple/swift/blob/de8322951cf4863acb69f489a6feaee20532215b/CMakeLists.txt#L85 <https://github.com/apple/swift/blob/de8322951cf4863acb69f489a6feaee20532215b/CMakeLists.txt#L85>
>>> 
>>> I was unable to find an equivalent definition for LLVM. 
>>> 
>>> Andrew Hyatt
>>> andythehyatt at gmail.com <mailto:andythehyatt at gmail.com>
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