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Alien::cmake3(3)      User Contributed Perl Documentation     Alien::cmake3(3)



NAME

       Alien::cmake3 - Find or download or build cmake 3 or better


VERSION

       version 0.08


SYNOPSIS

       From Perl:

        use Alien::cmake3;
        use Env qw( @PATH );

        unshift @PATH, Alien::cmake3->bin_dir;
        system 'cmake', ...;

       From alienfile

        use alienfile;

        share {
          # Build::CMake plugin pulls in Alien::cmake3 automatically
          plugin 'Build::CMake';
          build [
            # this is the default build step, if you do not specify one.
            [ '%{cmake3}', -G => '%{cmake_generator}', '-DCMAKE_POSITION_INDEPENDENT_CODE:BOOL=true', '-DCMAKE_INSTALL_PREFIX:PATH=%{.install.prefix}', '.' ],
            '%{make}',
            '%{make} install',
          ];
        };


DESCRIPTION

       This Alien distribution provides an external dependency on the build
       tool "cmake" version 3.0.0 or better.  "cmake" is a popular alternative
       to autoconf.


METHODS

   bin_dir
        my @dirs = Alien::cmake3->bin_dir;

       List of directories that need to be added to the "PATH" in order for
       "cmake" to work.

   exe
        my $exe = Alien::cmake3->exe;

       The name of the "cmake" executable.


HELPERS

   cmake3
        %{cmake3}

       The name of the "cmake" executable.


SEE ALSO

       Alien::Build::Plugin::Build::CMake(3)
           Alien::Build plugin for "cmake"  This will automatically pull in
           Alien::cmake3 if you need it.

       Alien::CMake(3)
           This is an older distribution that provides an alienized "cmake".
           It is different in these ways:

           Alien::cmake3 is based on alienfile and Alien::Build
               It integrates better with Aliens that are based on that
               technology.

           Alien::cmake3 will provide version 3.0.0 or better
               Alien::CMake will provide 2.x.x on some platforms where more
               recent binaries are not available.

           Alien::cmake3 will install on platforms where there is no system
           "cmake" and no binary "cmake" provided by cmake.org
               It does this by building "cmake" from source.

           Alien::cmake3 is preferred
               In the opinion of the maintainer of both Alien::cmake3 and
               Alien::CMake for these reasons.


ENVIRONMENT

       ALIEN_INSTALL_TYPE
           This is the normal Alien::Build environment variable and you can
           set it to one of "share", "system" or "default".

       ALIEN_CMAKE_FROM_SOURCE
           If set to true, and if a share install is attempted, Alien::cmake3
           will not try a binary share install (even if available), and
           instead a source share install.


CAVEATS

       If you do not have a system "cmake" of at least 3.0.0 available, then a
       share install will be attempted.

       Binary share installs are attempted on platforms for which the latest
       version of "cmake" are provided.  As of this writing, this includes:
       Windows (32/64 bit), macOS (intel/arm universal) and Linux (intel/arm
       64 bit).  No checks are made to ensure that your platform is supported
       by this binary installs.  Typically the same versions supported by the
       operating system vendor and supported by "cmake", so that should not be
       a problem.  If you are using an operating system not supported by its
       vendor Please Stop That, this is almost certainly a security
       vulnerability.

       That said if you really do need Alien::cmake3 on an unsupported system,
       you have some options:

       Install system version of "cmake"
           If you can find an older version better than 3.0.0 that is
           supported by your operating system.

       Force a source code install
           Set the "ALIEN_CMAKE_FROM_SOURCE" environment variable to a true
           value to build a share install from source.

       Source share installs are attempted on platforms for which the latest
       version of "cmake" are not available, like the various flavours of
       *BSD.  This may not be ideal, and if you can install a system version
       of "cmake" it may work better.


AUTHOR

       Author: Graham Ollis <plicease@cpan.org>

       Contributors:

       Adriano Ferreira (FERREIRA)


COPYRIGHT AND LICENSE

       This software is copyright (c) 2017 by Graham Ollis.

       This is free software; you can redistribute it and/or modify it under
       the same terms as the Perl 5 programming language system itself.

perl v5.34.3                      2021-07-16                  Alien::cmake3(3)

alien-cmake3 0.80.0 - Generated Sat Apr 13 06:53:31 CDT 2024
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