Re: Unable to compile 0.10.4 on Windows

[Andreas Schneider <asn@xxxxxxxxxxxxxx>]

On Monday, 20 March 2023 17:50:50 CET Jakub Jelen wrote:
> On 3/20/23 15:50, Kerrison, Adam wrote:
> > I’ve been trying to build 0.10.4 on Windows using VS 2015 Update 3
> > (community) as we are moving things to OpenSSL 3.x
> > 
> > Here is what I am running (from a VS developer prompt):
> > 
> > cmake -G "Visual Studio 14 2015 Win64" C:\srclibssh-0.10.4
> > -DCMAKE_INSTALL_PREFIX=C:\builds  -DCMAKE_BUILD_TYPE=Releasee
> > -DCMAKE_SYSTEM_VERSION=6.1  -DOPENSSL_ROOT_DIR=C:\pkgs\openssl-3.0.8
> > -DZLIB_INCLUDE_DIR=C:\pkgs\zlib-1.2.11\include
> > -DZLIB_LIBRARY_DEBUG=C:\pkgs\zlib-1.2.11\lib\zlibwapi.lib
> > -DZLIB_LIBRARY_RELEASE=C:\pkgs\zlib-1.2.11\lib\zlibwapi.lib
> > -DCMAKE_USE_WIN32_THREADS_INIT=1 -DWITH_SERVER=ON -DWITH_GSSAPI=ON
> > 
> > And I get:
> > 
> > -- The C compiler identification is unknown
> > 
> > -- Detecting C compiler ABI info
> > 
> > -- Detecting C compiler ABI info - failed
> > 
> > -- Check for working C compiler: C:\Program Files (x86)\Microsoft Visual
> > Studio 14.0\VC\BIN\x86_amd64\cl.exe
> > 
> > -- Check for working C compiler: C:\Program Files (x86)\Microsoft Visual
> > Studio 14.0\VC\BIN\x86_amd64\cl.exe - broken
> > 
> > CMake Error at C:/Program
> > 
> > Files/CMake/share/cmake-3.26/Modules/CMakeTestCCompiler.cmake:67 
(message):
> >    The C compiler
> >  
> >      "C:\Program Files (x86)\Microsoft Visual Studio
> > 
> > 14.0\VC\BIN\x86_amd64\cl.exe"
> > 
> >    is not able to compile a simple test program.
> >  
> >    It fails with the following output:
> >  
> >      Change Dir: C:/builds/CMakeFiles/CMakeScratch/TryCompile-ix1aqv
> >  
> >      Run Build Command(s):C:/Program Files
> > 
> > (x86)/MSBuild/14.0/bin/MSBuild.exe cmTC_7d48c.vcxproj
> > /p:Configuration=Debug /p:Platform=x64 /p:VisualStudioVersion=14.0 /v:n
> > && Microsoft (R) Build Engine version 14.0.25420.1
> > 
> >      Copyright (C) Microsoft Corporation. All rights reserved.
> >  
> >      Build started 20/03/2023 14:36:06.
> >  
> >      Project
> > 
> > "C:\builds\CMakeFiles\CMakeScratch\TryCompile-ix1aqv\cmTC_7d48c.vcxproj"
> > on node 1 (default targets).
> > 
> >      PrepareForBuild:
> >  
> >        Creating directory "cmTC_7d48c.dir\Debug\".
> >  
> >        Creating directory
> > 
> > "C:\builds\CMakeFiles\CMakeScratch\TryCompile-ix1aqv\Debug\".
> > 
> >        Creating directory "cmTC_7d48c.dir\Debug\cmTC_7d48c.tlog\".
> >  
> >      InitializeBuildStatus:
> >  
> >        Creating "cmTC_7d48c.dir\Debug\cmTC_7d48c.tlog\unsuccessfulbuild"
> > 
> > because "AlwaysCreate" was specified.
> > 
> >      ClCompile:
> >  
> >        C:\Program Files (x86)\Microsoft Visual Studio
> > 
> > 14.0\VC\bin\x86_amd64\CL.exe /c /W1 /WX- /O2 /D _MBCS /D
> > "CMAKE_INTDIR=\"Debug\"" /Gm- /MD /GS /fp:precise /Zc:wchar_t
> > /Zc:forScope /Zc:inline /Fo"cmTC_7d48c.dir\Debug\\"
> > /Fd"cmTC_7d48c.dir\Debug\vc140.pdb" /Gd /TC /errorReport:queue
> > "C:\builds\CMakeFiles\CMakeScratch\TryCompile-ix1aqv\testCCompiler.c"
> > 
> >      TRACKER : error TRK0002: Failed to execute command: ""C:\Program
> > 
> > Files (x86)\Microsoft Visual Studio 14.0\VC\bin\x86_amd64\CL.exe"
> > @C:\Users\adam\AppData\Local\Temp\tmpb254535fb3324f56bea10ac7806c08c6.rsp"
> > . The operation completed successfully.
> > [C:\builds\CMakeFiles\CMakeScratch\TryCompile-ix1aqv\cmTC_7d48c.vcxproj]
> > 
> > Its failed but the operation completed successfully!? I found the C code
> > its trying to compile and I can compile that manually without issue.
> > 
> > I don’t know enough about cmake to debug this – can anyone give me some
> > pointers?
> > 
> > I realize this is an old compiler but it was already installed so I was
> > trying to use it for some tests … I can upgrade but I would like to
> > avoid that if there is a simpler solution
> 
> Hi,
> I am not a windows developer so I do not have much experience with
> building with VS. The version 14 is not one of the latest so before
> debugging further, I would try with some newer compiler. We are now
> running a CI with VS 15 and it works just ok:
> 
> https://gitlab.com/libssh/libssh-mirror/-/jobs/3963003368
> 
> You can check how the libssh is built in the ci also in our gitlab
> configuration to make sure all dependencies are installed on your side:
> 
> https://gitlab.com/libssh/libssh-mirror/-/blob/master/.gitlab-ci.yml#L459

You can just use vcpkg ...

vcpkg install libssh


	Andreas

-- 
Andreas Schneider                 asn@xxxxxxxxxxxxxx
GPG-ID:     8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D