[GHC] #13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: new Priority: low | Milestone: Component: Compiler | Version: 8.0.2 Keywords: | Operating System: Windows Architecture: | Type of failure: Incorrect Unknown/Multiple | error/warning at compile-time Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- I'm not exactly sure yet where this is coming from, but I'd like to report an warning on Windows during preprocessing phase: {{{ [00:03:39] Preprocessing library cardano-sl-0.1.0.0... [00:03:39] Warning: Can't find file "C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib/include\ghcversion.h" in directories [00:03:39] src/Pos [00:03:39] . [00:03:39] .stack-work\dist\b7fec021\build [00:03:39] .stack-work\dist\b7fec021\build [00:03:39] .stack-work\dist\b7fec021\build\autogen [00:03:39] .stack-work\dist\b7fec021\build [00:03:39] C:\OpenSSL-Win64\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\msys2-20150512\mingw64\include [00:03:39] C:\projects\pos-haskell-prototype\rocksdb\include [00:03:39] C:\OpenSSL-Win64\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\msys2-20150512\mingw64\include [00:03:39] C:\projects\pos-haskell-prototype\rocksdb\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows-ghc-8.0.1 \vector-algorithms-0.7.0.1-8R8UpWgvBC926XMxBjYPpx\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows- ghc-8.0.1\zlib-0.6.1.2-4CWLN1T27kOJhNvXgy46ZV\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\process-1.4.2.0\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows- ghc-8.0.1\vector-0.11.0.0-BEDZb5o2QOhGbIm6ky7rl6\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows-ghc-8.0.1\old- time-1.1.0.3-IcvdkJUsE9M8t3io8peAEp\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\directory-1.2.6.2\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows- ghc-8.0.1\primitive-0.6.1.0-Ip44DqhfCp21tTUYbecwa\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\time-1.6.0.1\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\Win32-2.3.1.1\include [00:03:39] C:\sr\snapshots\a78c6a89\lib\x86_64-windows- ghc-8.0.1\network-2.6.3.1-nK9qnsiJR03CWuPIGMmX\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\bytestring-0.10.8.1\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib\base-4.9.0.0\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib \integer-gmp-1.0.0.1\include [00:03:39] C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib/include [00:03:39] Asked for by: src/Pos/CLI.hs at line 2 col 1 }}} It appears to trigger for each module using cpphs. The file is present, so I suspect the problem is in unix path character in `C:\Users\appveyor\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.1\lib/include\ghcversion.h`. Using verbose mode we can observe that's the case: {{{ "cpphs" "-DWITH_WEB" "-DWITH_WALLET" "-include" ".stack- work\dist\ca59d0ab\build\autogen\cabal_macros.h" "--cpp" "-I" ".stack- work\dist\ca59d0ab\build" "-I" ".stack-work\dist\ca59d0ab\build" "-I" ".stack-work\dist\ca59d0ab\build\autogen" "-I" ".stack- work\dist\ca59d0ab\build" "-I" "C:\OpenSSL-Win64\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\msys2-20150512\mingw64\include" "-I" "C:\rocksdb\include" "-I" "C:\OpenSSL-Win64\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\msys2-20150512\mingw64\include" "-I" "C:\rocksdb\includ e" "-I" "C:\sr\snapshots\b3566c00\lib\x86_64-windows-ghc-8.0.2\vector- algorithms-0.7.0.1-C2u1KYklHg84I6SQQVEAin\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\zlib-0.6.1.2-7negTfm2ujt1gW4wr40MUp\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\process-1.4.2.0-KoK49SuYVPk1TQ4YVt6ZK5\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\vector-0.11.0.0-LMwQhhnXj8U3T5Bm1JFxG\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows-ghc-8.0.2\old- time-1.1.0.3-KWRsMSdY26c2L27Y9n9cyq\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\directory-1.2.6.2-qiZgXsB5o98ZsOYUWltfF\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\primitive-0.6.1.0-6AbSTw9JXz141LE5p6LGH\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib\time-1.6.0.1\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib\Win32-2.3.1.1\include" "-I" "C:\sr\snapshots\bb34f894\lib\x86_64-windows- ghc-8.0.2\network-2.6.3.1-AwRxOQvT8JM9e8zDFK7aCI\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib\bytestring-0.10.8. 1\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib\base-4.9.1.0\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib \integer-gmp-1.0.0.1\include" "-I" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib/include" "-D__GLASGOW_HASKELL__=800" "-include" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib/include\ghcversion.h" "-Dmingw32_BUILD_OS=1" "-Dx86_64_BUILD_ARCH=1" "-Dmingw32_HOST_OS=1" "-Dx86_64_HOST_ARCH=1" "-D__GLASGOW_HASKELL_TH__=1" "-D_ _SSE__=1" "-D__SSE2__=1" "-includeC:\Users\ADMINI~1\AppData\Local\Temp\2\ghc2384_0\ghc_18.h" "-x" "assembler-with-cpp" "src\Pos\Binary\Crypto.hs" "-o" "C:\Users\ADMINI~1\AppData\Local\Temp\2\ghc2384_0\ghc_17.hscpp" }}} I highly suspect https://github.com/ghc/ghc/blob/master/utils/ghc- pkg/Main.hs#L1956 since it does some unclear path mungling, probably leaving undosified suffix. Note that those functions were copied from `compiler/main/SysTools.hs` which changed significantly. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: infoneeded Priority: low | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by mpickering): * status: new => infoneeded Comment: How can we reproduce this? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: infoneeded Priority: low | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by domenkozar): Any package using cpphs on Windows should do. For example: {{{ git clone https://github.com/asr/pdfname.git cd pdfname stack init stack build }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by Phyx-): * priority: low => normal * status: infoneeded => upstream Comment: Windows has no problem with forward slashes in paths. See the note on https://msdn.microsoft.com/en- gb/library/windows/desktop/aa365247(v=vs.85).aspx My guess of what's going on is the cpphs is incorrectly handling fully qualified paths. It must be combining the search directories and file, and incorrectly handling the `.` case. You should report this to `cpphs` https://github.com/malcolmwallace/cpphs/issues The error is there and not GHC. Could you link back to here as well? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by domenkozar): Are you absolutely sure that's correct? Windows can handle forward slashes, but they don't count as file/folder separators. You can observe in my ticket report how GHC calls cpphs with incorrect path to the file, but I don't see how cpphs is responsible how it's called: {{{ "-include" "C:\Users\Administrator\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\lib/include\ghcversion.h" }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by awson): Replying to [comment:4 domenkozar]:
Windows can handle forward slashes, but they don't count as file/folder separators. Wrong.
-- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Phyx-): The path isn't incorrect, It's a perfectly valid Windows path. DOS path separator character `\` isn't required by the API at all. The behavior you're alluding to is that of DOS or command.com, not NT. The page I pointed you to explicitly says: {{{ Note File I/O functions in the Windows API convert "/" to "\" as part of converting the name to an NT-style name, except when using the "\\?\" prefix as detailed in the following sections. }}} You can see an overview here https://en.wikipedia.org/wiki/Path_%28computing%29 or you can just experiment yourself: {{{ C:\Users\tamar\Desktop>mkdir foo C:\Users\tamar\Desktop>echo "hello world" > foo/test.txt C:\Users\tamar\Desktop>dir foo Volume in drive C is Windows Volume Serial Number is ... Directory of C:\Users\tamar\Desktop\foo 01/02/2017 10:17 <DIR> . 01/02/2017 10:17 <DIR> .. 01/02/2017 10:17 16 test.txt 1 File(s) 16 bytes 2 Dir(s) 45,293,834,240 bytes free }}} The error is being generated by `cpphs` and we've given it a valid path. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by domenkozar): https://github.com/malcolmwallace/cpphs/issues/8 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:7 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: upstream Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Phyx-): Thanks! -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
#13166: Warning: Can't find file "C:\...\lib/include\ghcversion.h" in directories -------------------------------------+------------------------------------- Reporter: domenkozar | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 8.0.2 Resolution: invalid | Keywords: Operating System: Windows | Architecture: Type of failure: Incorrect | Unknown/Multiple error/warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by Phyx-): * status: upstream => closed * resolution: => invalid Comment: I actually have just realised that we don't bundle or ship `cpphs` at all. So this is unrelated to the toolchain. It's purely a user package issue as such I'll close this issue but will continue to monitor upstream. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13166#comment:9 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler
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