D29396: Suppress find_package_handle_standard_args package name mismatch warning.

[Xuetian Weng]

xuetianweng created this revision.
xuetianweng added reviewers: Frameworks, Build System.
Herald added projects: Frameworks, Build System.
Herald added subscribers: kde-buildsystem, kde-frameworks-devel.
xuetianweng requested review of this revision.

REVISION SUMMARY
  cmake introduced a new find_package mismatch check in 3.17, but also allows
  user to suppress the warning by setting a variable (Or parameter, but 
  require new cmake 3.17). Same technique is also used with in cmake,
  e.g. FindGTK2.cmake.

TEST PLAN
  Test with FindXCB.cmake

REPOSITORY
  R240 Extra CMake Modules

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D29396

AFFECTED FILES
  modules/ECMFindModuleHelpers.cmake

To: xuetianweng, #frameworks, #build_system
Cc: kde-frameworks-devel, kde-buildsystem, LeGast00n, cblack, bencreasy, michaelh, ngraham, bruns
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