CMake: cofigure failure (Windows)

[Yu Jin]

Am So., 15. Nov. 2020 um 16:34 Uhr 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.
>
What works though is to add the path to perl to CMAKE_PREFIX_PATH, I just
added "C:/lyx/lyx-windows-deps-msvc2019_64/perl",
"C:/lyx/lyx-windows-deps-msvc2019_64" used to be the GNUWIN32_DIR earlier.
-- 
    Eugene
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