CMake: cofigure failure (Windows)

[Kornel Benko]

Am Sun, 15 Nov 2020 16:34:59 +0100
schrieb Yu Jin <yu_jin at lyx.org>:

> Am So., 15. Nov. 2020 um 16:03 Uhr schrieb Kornel Benko <kornel at lyx.org>:
> 
> > Am Sun, 15 Nov 2020 15:08:43 +0100
> > schrieb Yu Jin <yu_jin at lyx.org>:
> >
> > > > You have to investigate the cmake module FomdPerl.cmake.
> > > > It may help, if you use HINTS, for instance for path D:\xxxx
> > > >         find_package(Perl REQUIRED PATHS "D:\\xxxx")
> > > >
> > > > At least, this one works on linux too.
> > > >
> > > Uhm, ist it possible that CMake looks for a CMake configuration file for
> > perl and not
> > > the perl.exe? I get this with your proposal:
> > >
> > > CMake Error at CMakeLists.txt:1216 (find_package):
> > >   Could not find a package configuration file provided by "Perl" with
> > any of
> > >   the following names:
> > >
> > >     PerlConfig.cmake
> > >     perl-config.cmake
> > >
> > >   Add the installation prefix of "Perl" to CMAKE_PREFIX_PATH or set
> > >   "Perl_DIR" to a directory containing one of the above files.  If "Perl"
> > >   provides a separate development package or SDK, be sure it has been
> > >   installed.
> > >
> > >
> > > Content of FindPerl.cmake:
> > >
> > > # Distributed under the OSI-approved BSD 3-Clause License.  See
> > accompanying
> > > # file Copyright.txt or https://cmake.org/licensing for details.
> > >
> >
> > The module FindPerl.cmake is the same as here. Also I don't have neither
> > PerlConfig.cmake nor perl-config.cmake anywhere on my system. So I wonder,
> > why
> > your cmake does not use this module. Could You add some message(STATUS
> > ...) inside the
> > module?
> >
> > You could copy FindPerl.cmake to our development/cmake/modules and modify
> > there too.
> >
> 
> Added the messages, it uses this module when I don't modify CMakeLists.txt.
> But when I add the PATHS part to the find_package command, this module is
> not used anymore, the messages don't show up.

Could you check
	$ cmake --help-command find_package
and try to find a way ... ?

Sorry, I can't help much, only guessing here.

	Kornel
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