1 2# (the blank line is here so CMake doesn't generate documentation from it) 3 4# 5# This file is part of Corrade. 6# 7# Copyright © 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 8# 2017, 2018, 2019, 2020 Vladimír Vondruš <mosra@centrum.cz> 9# 10# Permission is hereby granted, free of charge, to any person obtaining a 11# copy of this software and associated documentation files (the "Software"), 12# to deal in the Software without restriction, including without limitation 13# the rights to use, copy, modify, merge, publish, distribute, sublicense, 14# and/or sell copies of the Software, and to permit persons to whom the 15# Software is furnished to do so, subject to the following conditions: 16# 17# The above copyright notice and this permission notice shall be included 18# in all copies or substantial portions of the Software. 19# 20# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 21# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 23# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 24# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 25# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 26# DEALINGS IN THE SOFTWARE. 27# 28 29if(NOT DEFINED LIB_SUFFIX) 30 message(STATUS "LIB_SUFFIX variable is not defined. It will be autodetected now.") 31 message(STATUS "You can set it manually with -DLIB_SUFFIX=<value> (64 for example)") 32 33 # All 32bit systems and OSX have empty lib suffix, decide based on 34 # FIND_LIBRARY_USE_LIB64_PATHS on other 64bit systems 35 if(CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT APPLE) 36 # CMake might be right most of the time, but if /usr/lib64 is symlink 37 # to somewhere else, it means that we should *really* not install there 38 # (that's the case with ArchLinux) 39 get_property(LIB_SUFFIX GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS) 40 if(LIB_SUFFIX AND NOT IS_SYMLINK /usr/lib64) 41 set(LIB_SUFFIX "64") 42 else() 43 set(LIB_SUFFIX "") 44 endif() 45 else() 46 set(LIB_SUFFIX "") 47 endif() 48 49 # Put the value into cache 50 set(LIB_SUFFIX "${LIB_SUFFIX}" CACHE STRING "Library directory suffix (e.g. 64 for /usr/lib64).") 51 52 message(STATUS "LIB_SUFFIX autodetected as '${LIB_SUFFIX}', libraries will be installed into ${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}") 53endif() 54