Re: cmake install; required cyglz4-1.dll not installed in /usr/bin or anywhere else

[Jon Turney <jon dot turney at dronecode dot org dot uk>]

Please read http://cygwin.com/problems.html#personal-email, particularly 
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On 05/12/2017 00:37, Vijaya Subramanian wrote:
> When I try to run cmake, I get the following error message:
> C:/cygwin64/bin/cmake.exe: error while loading shared libraries: ?: cannot open shared object file: No such file or directory
>   
> I found online that the solution was run "cygcheck cmake" and see if there are missing dll files. It does say cyglz4_1.dll is missing.If there is any other reason why running cmake gives the above error message, I'ld be happy to implement the solution/fix.
> Thanks in advanceVijaya

The dependency on liblz4 exists, so setup should have installed this 
package.

It might be worthwhile looking at /var/log/setup to see if there are any 
indications of why this didn't happen.

>      On Sunday, December 3, 2017, 10:15:59 AM MST, Jon Turney wrote:
>   
>   On 03/12/2017 17:08, Achim Gratz wrote:
> > cyg Simple writes:
> > > One might ask that if setup stated it updated the package why it doesn't
> > > exist and why reinstalling it would be needed?
>
> Perhaps setup has bugs? :)
>
> > The real question is:  Why does cmake not require liblz4_1 if it depends
> > on it?  That is the most likely reason why the package wasn't installed
> > to begin with and hence an update wouldn't do anything about it.
>
> The dependency is cmake -> libarchive13 -> liblz4_1


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