1*1c60b9acSAndroid Build Coastguard Worker# 2*1c60b9acSAndroid Build Coastguard Worker# CMake Toolchain file for crosscompiling on 32bit Windows platforms. 3*1c60b9acSAndroid Build Coastguard Worker# 4*1c60b9acSAndroid Build Coastguard Worker# This can be used when running cmake in the following way: 5*1c60b9acSAndroid Build Coastguard Worker# cd build/ 6*1c60b9acSAndroid Build Coastguard Worker# cmake .. -DCMAKE_TOOLCHAIN_FILE=../contrib/cross-w32.cmake -DLWS_WITH_SSL=0 7*1c60b9acSAndroid Build Coastguard Worker# 8*1c60b9acSAndroid Build Coastguard Worker 9*1c60b9acSAndroid Build Coastguard Worker# the outermost path to your cross toolchain 10*1c60b9acSAndroid Build Coastguard Worker#set(CROSS_PATH /opt/mingw32) 11*1c60b9acSAndroid Build Coastguard Workerset(CROSS_PATH /usr) 12*1c60b9acSAndroid Build Coastguard Worker# your cross root 13*1c60b9acSAndroid Build Coastguard Workerset(CROSS_ROOT ${CROSS_PATH}/i686-w64-mingw32/sys-root/) 14*1c60b9acSAndroid Build Coastguard Worker 15*1c60b9acSAndroid Build Coastguard Worker# Target operating system name. 16*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_SYSTEM_NAME Windows) 17*1c60b9acSAndroid Build Coastguard Worker 18*1c60b9acSAndroid Build Coastguard Worker# Name of C compiler. 19*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_C_COMPILER "${CROSS_PATH}/bin/i686-w64-mingw32-gcc") 20*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_CXX_COMPILER "${CROSS_PATH}/bin/i686-w64-mingw32-g++") 21*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_RC_COMPILER "${CROSS_PATH}/bin/i686-w64-mingw32-windres") 22*1c60b9acSAndroid Build Coastguard Worker 23*1c60b9acSAndroid Build Coastguard Worker# 24*1c60b9acSAndroid Build Coastguard Worker# Different build system distros set release optimization level to different 25*1c60b9acSAndroid Build Coastguard Worker# things according to their local policy, eg, Fedora is -O2 and Ubuntu is -O3 26*1c60b9acSAndroid Build Coastguard Worker# here. Actually the build system's local policy is completely unrelated to 27*1c60b9acSAndroid Build Coastguard Worker# our desire for cross-build release optimization policy for code built to run 28*1c60b9acSAndroid Build Coastguard Worker# on a completely different target than the build system itself. 29*1c60b9acSAndroid Build Coastguard Worker# 30*1c60b9acSAndroid Build Coastguard Worker# Since this goes last on the compiler commandline we have to override it to a 31*1c60b9acSAndroid Build Coastguard Worker# sane value for cross-build here. Notice some gcc versions enable broken 32*1c60b9acSAndroid Build Coastguard Worker# optimizations with -O3. 33*1c60b9acSAndroid Build Coastguard Worker# 34*1c60b9acSAndroid Build Coastguard Workerif (CMAKE_BUILD_TYPE MATCHES RELEASE OR CMAKE_BUILD_TYPE MATCHES Release OR CMAKE_BUILD_TYPE MATCHES release) 35*1c60b9acSAndroid Build Coastguard Worker set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O2") 36*1c60b9acSAndroid Build Coastguard Worker set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2") 37*1c60b9acSAndroid Build Coastguard Workerendif() 38*1c60b9acSAndroid Build Coastguard Worker 39*1c60b9acSAndroid Build Coastguard Worker# Where to look for the target environment. (More paths can be added here) 40*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_FIND_ROOT_PATH "${CROSS_ROOT}/mingw") 41*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_SYSROOT ${CROSS_ROOT}) 42*1c60b9acSAndroid Build Coastguard Worker 43*1c60b9acSAndroid Build Coastguard Worker# Adjust the default behavior of the FIND_XXX() commands: 44*1c60b9acSAndroid Build Coastguard Worker# search programs in the host environment only. 45*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) 46*1c60b9acSAndroid Build Coastguard Worker 47*1c60b9acSAndroid Build Coastguard Worker# Search headers and libraries in the target environment only. 48*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) 49*1c60b9acSAndroid Build Coastguard Workerset(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) 50