annotate debian-i686-w64-mingw32.cmake @ 306:4846c53191f8

Add CMake platform file for cross-building Qt6 for Win32 on a *NIX host via MinGW.
author Matti Hamalainen <ccr@tnsp.org>
date Mon, 15 May 2023 14:49:57 +0300
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4846c53191f8 Add CMake platform file for cross-building Qt6 for Win32 on a *NIX host via MinGW.
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1 ###
4846c53191f8 Add CMake platform file for cross-building Qt6 for Win32 on a *NIX host via MinGW.
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2 ### Based on example from https://www.qt.io/blog/standalone-boot2qt-/-yocto-sdk-cmake-toolchain
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3 ### See also https://doc.qt.io/qt-6/configure-linux-device.html
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4 ###
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5 cmake_minimum_required(VERSION 3.11)
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6 include_guard(GLOBAL)
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7
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8 set(QT_BUILD_EXAMPLES OFF)
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9 set(QT_BUILD_TESTS OFF)
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11 set(CMAKE_SYSTEM_NAME Windows)
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12 set(CMAKE_SYSTEM_PROCESSOR x86)
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13 set(MINGW_NAME i686-w64-mingw32)
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14 set(QT_HOST_PATH /usr/lib/x86_64-linux-gnu/cmake/)
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15 set(MINGW_TOOL_PREFIX ${MINGW_NAME}-)
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17 set(CMAKE_C_COMPILER ${MINGW_TOOL_PREFIX}gcc)
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18 set(CMAKE_CXX_COMPILER ${MINGW_TOOL_PREFIX}g++)
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20 set(CMAKE_PREFIX_PATH /usr/${MINGW_NAME})
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21 set(CMAKE_PROGRAM_PATH /usr/${MINGW_NAME}/bin)
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24 set(MINGW_COMPILER_FLAGS "-fstack-protector-strong -D_FORTIFY_SOURCE=2 -Wformat -Wformat-security -Werror=format-security")
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25 set(MINGW_COMPILER_FLAGS_RELEASE "-O2 -pipe -g")
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26 set(MINGW_LINKER_FLAGS "")
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27
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28 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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29 set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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30 set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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31 set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
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32
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34 include(CMakeInitializeConfigs)
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36 function(cmake_initialize_per_config_variable _PREFIX _DOCSTRING)
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37 if (_PREFIX MATCHES "CMAKE_(C|CXX|ASM)_FLAGS")
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38 set(CMAKE_${CMAKE_MATCH_1}_FLAGS_INIT "${MINGW_COMPILER_FLAGS}")
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40 foreach (config DEBUG RELEASE MINSIZEREL RELWITHDEBINFO)
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41 if (DEFINED MINGW_COMPILER_FLAGS_${config})
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42 set(CMAKE_${CMAKE_MATCH_1}_FLAGS_${config}_INIT "${MINGW_COMPILER_FLAGS_${config}}")
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43 endif()
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44 endforeach()
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45 endif()
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46
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47 if (_PREFIX MATCHES "CMAKE_(SHARED|MODULE|EXE)_LINKER_FLAGS")
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48 foreach (config SHARED MODULE EXE)
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49 set(CMAKE_${config}_LINKER_FLAGS_INIT "${MINGW_LINKER_FLAGS}")
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50 endforeach()
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51 endif()
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52
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53 _cmake_initialize_per_config_variable(${ARGV})
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54 endfunction()