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Diffstat (limited to 'cmake/protobuf-config-version.cmake.in')
| -rw-r--r-- | cmake/protobuf-config-version.cmake.in | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/cmake/protobuf-config-version.cmake.in b/cmake/protobuf-config-version.cmake.in index 1f171c66..cc11037a 100644 --- a/cmake/protobuf-config-version.cmake.in +++ b/cmake/protobuf-config-version.cmake.in @@ -1 +1,36 @@ +# This is a basic version file for the Config-mode of find_package(). +# It is derived from the format suggested in the CMake module +# CMakePackageConfigHelpers. introduced in CMake 2.8.8. +# If the cmake_minimum_required version is ever bumped to 2.8.8 or +# above, this file may be deleted and replaced with a call to +# write_basic_package_version_file(...) + set(PACKAGE_VERSION @protobuf_VERSION@) + +if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION) + set(PACKAGE_VERSION_COMPATIBLE FALSE) +else() + + if(PACKAGE_FIND_VERSION_MAJOR STREQUAL @protobuf_VERSION_MAJOR@) + set(PACKAGE_VERSION_COMPATIBLE TRUE) + else() + set(PACKAGE_VERSION_COMPATIBLE FALSE) + endif() + + if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION) + set(PACKAGE_VERSION_EXACT TRUE) + endif() +endif() + + +# if the installed or the using project don't have CMAKE_SIZEOF_VOID_P set, ignore it: +if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "" OR "@CMAKE_SIZEOF_VOID_P@" STREQUAL "") + return() +endif() + +# check that the installed version has the same 32/64bit-ness as the one which is currently searching: +if(NOT CMAKE_SIZEOF_VOID_P STREQUAL "@CMAKE_SIZEOF_VOID_P@") + math(EXPR installedBits "@CMAKE_SIZEOF_VOID_P@ * 8") + set(PACKAGE_VERSION "${PACKAGE_VERSION} (${installedBits}bit)") + set(PACKAGE_VERSION_UNSUITABLE TRUE) +endif() |