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CMakeLists: backwards compatibility with CMake < 3.0.

pull/456/head
Alexander Gessler 2015-01-31 20:51:36 +01:00 committed by Alexander Gessler
parent b700cd917f
commit 455d190fd0
1 changed files with 5 additions and 2 deletions
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7
contrib/zlib/CMakeLists.txt
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@ -1,9 +1,12 @@
cmake_minimum_required(VERSION 2.4.4)
set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON)
# use the old project command http://www.cmake.org/cmake/help/v3.0/policy/CMP0048.html
# CMake 3.0 changed the project command, setting policy CMP0048 reverts to the old behaviour.
# See http://www.cmake.org/cmake/help/v3.0/policy/CMP0048.html
cmake_policy(PUSH)
cmake_policy(SET CMP0048 OLD)
if(CMAKE_MAJOR_VERSION GREATER 2)
cmake_policy(SET CMP0048 OLD)
endif()
project(zlib C)
cmake_policy(POP)