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| author | Brad King <brad.king@kitware.com> | 2010-12-21 19:06:32 (GMT) |
|---|---|---|
| committer | CMake Topic Stage <kwrobot@kitware.com> | 2010-12-21 19:06:32 (GMT) |
| commit | 9f4605149072346aa59c1188d0582bc1c971fe7a (patch) | |
| tree | 93d8462ce6637e1ed9bdeed4557ebfaa4487f7d8 /Modules/Platform | |
| parent | bc92c842317ea89e0785ed221adf28aa54319232 (diff) | |
| parent | 85c0a69a92e78275ea0b180482bafcdb877b0dc3 (diff) | |
| download | CMake-9f4605149072346aa59c1188d0582bc1c971fe7a.zip CMake-9f4605149072346aa59c1188d0582bc1c971fe7a.tar.gz CMake-9f4605149072346aa59c1188d0582bc1c971fe7a.tar.bz2 | |
Merge topic 'cygwin'
85c0a69 Cygwin: Do not define 'WIN32' (#10122)
62c6d2d Merge branch 'cmake_--system-information_min-version' into cygwin
72db20f Merge branch 'tests-if-CYGWIN' into cygwin
5adef16 Merge branch 'cygwin-module-prefix' into cygwin
cbc3258 Merge branch 'try-compile-min-version' into cygwin
Diffstat (limited to 'Modules/Platform')
| -rw-r--r-- | Modules/Platform/CYGWIN.cmake | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/Modules/Platform/CYGWIN.cmake b/Modules/Platform/CYGWIN.cmake index 1576982..b7ad2ce 100644 --- a/Modules/Platform/CYGWIN.cmake +++ b/Modules/Platform/CYGWIN.cmake @@ -1,4 +1,48 @@ -SET(WIN32 1) +if("${CMAKE_MINIMUM_REQUIRED_VERSION}" VERSION_LESS "2.8.3.20101214") + set(__USE_CMAKE_LEGACY_CYGWIN_WIN32 1) +endif() +if(NOT DEFINED WIN32) + set(WIN32 0) + if(DEFINED __USE_CMAKE_LEGACY_CYGWIN_WIN32) + if(NOT DEFINED CMAKE_LEGACY_CYGWIN_WIN32 + AND DEFINED ENV{CMAKE_LEGACY_CYGWIN_WIN32}) + set(CMAKE_LEGACY_CYGWIN_WIN32 $ENV{CMAKE_LEGACY_CYGWIN_WIN32}) + endif() + if(CMAKE_LEGACY_CYGWIN_WIN32) + message(STATUS "Defining WIN32 under Cygwin due to CMAKE_LEGACY_CYGWIN_WIN32") + set(WIN32 1) + elseif("x${CMAKE_LEGACY_CYGWIN_WIN32}" STREQUAL "x") + message(WARNING "CMake no longer defines WIN32 on Cygwin!" + "\n" + "(1) If you are just trying to build this project, ignore this warning " + "or quiet it by setting CMAKE_LEGACY_CYGWIN_WIN32=0 in your environment or " + "in the CMake cache. " + "If later configuration or build errors occur then this project may " + "have been written under the assumption that Cygwin is WIN32. " + "In that case, set CMAKE_LEGACY_CYGWIN_WIN32=1 instead." + "\n" + "(2) If you are developing this project, add the line\n" + " set(CMAKE_LEGACY_CYGWIN_WIN32 0) # Remove when CMake >= 2.8.4 is required\n" + "at the top of your top-level CMakeLists.txt file or set the minimum " + "required version of CMake to 2.8.4 or higher. " + "Then teach your project to build on Cygwin without WIN32.") + endif() + elseif(DEFINED CMAKE_LEGACY_CYGWIN_WIN32) + message(AUTHOR_WARNING "CMAKE_LEGACY_CYGWIN_WIN32 ignored because\n" + " cmake_minimum_required(VERSION ${CMAKE_MINIMUM_REQUIRED_VERSION})\n" + "is at least 2.8.4.") + endif() +endif() +if(DEFINED __USE_CMAKE_LEGACY_CYGWIN_WIN32) + # Pass WIN32 legacy setting to scripts. + if(WIN32) + set(ENV{CMAKE_LEGACY_CYGWIN_WIN32} 1) + else() + set(ENV{CMAKE_LEGACY_CYGWIN_WIN32} 0) + endif() + unset(__USE_CMAKE_LEGACY_CYGWIN_WIN32) +endif() + SET(CYGWIN 1) SET(CMAKE_SHARED_LIBRARY_PREFIX "cyg") |