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CMakeLists.txt
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# MIT License
#
# Copyright (c) 2023-2024 Kritzel Kratzel.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to
# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
# the Software, and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# ------------------------------------------------------------------------------
# CMake for luasocket
# ------------------------------------------------------------------------------
# Setup with Visual Studio 17 2022 generator for x64
# ------------------------------------------------------------------------------
# Visual Studio is a mutlti-configuration generator
# https://stackoverflow.com/questions/24460486/
#
# Basic instructions for out-of-source build
# ------------------------------------------
# mkdir build && cd build
# cmake .. -G "Visual Studio 17 2022" -A Win32
# cmake --build . --config Release
# cmake --install . --config Release
#
# Available architectures (-A ...) are: Win32, x64, ARM, ARM64
# ------------------------------------------------------------------------------
# General definitions
cmake_minimum_required(VERSION 3.23 FATAL_ERROR)
# ------------------------------------------------------------------------------
# find liblua installation and version info
if(NOT LUA_HINTS)
if(WIN32)
set(LUA_HINTS "c:/Apps")
endif()
endif()
find_package(liblua REQUIRED CONFIG HINTS ${LUA_HINTS})
if(liblua_FOUND)
message(STATUS "liblua version : ${liblua_VERSION}")
message(STATUS "liblua install prefix : ${LIBLUA_INSTALLDIR}")
message(STATUS "liblua include dir : ${LIBLUA_INCLUDEDIR}")
message(STATUS "liblua lib dir : ${LIBLUA_LIBDIR}")
else()
message(FATAL_ERROR "Unable to find liblua version ${liblua_VERSION}.")
endif()
# Note: liblua_VERSION is set by find_package() directly. LIBLUA_INSTALLDIR,
# LIBLUA_INCLUDEDIR and LIBLUA_LIBDIR are set by libluaConfigVersion.cmake in
# <prefix>/share/cmake/liblua.
# ------------------------------------------------------------------------------
# Installation prefix directory - automatically set from find_package()
# Needs to be defined before project definition statement - for whatever reason
if(NOT CMAKE_INSTALL_PREFIX)
set(CMAKE_INSTALL_PREFIX ${LIBLUA_INSTALLDIR})
endif()
# ------------------------------------------------------------------------------
# Project defintion
project(luasocket LANGUAGES C)
# ------------------------------------------------------------------------------
# OS dependent settings
# https://learn.microsoft.com/en-us/windows/win32/winprog/using-the-windows-headers
if(WIN32) # true if windows (32 and 64 bit)
if(${CMAKE_SYSTEM_VERSION} EQUAL 6.1.7601) # Windows 7 SP1
# Build for Windows 7 and upwards
add_definitions(/DWINVER=0x0601 /D_WIN32_WINNT=0x0601)
else() # Some other Windows
# Build for Win 10 and upwards
add_definitions(/DWINVER=0x0A00 /D_WIN32_WINNT=0x0A00)
endif()
endif()
# ------------------------------------------------------------------------------
# Other settings
set(CMAKE_VERBOSE_MAKEFILE OFF)
if(NOT CMAKE_BUILD_TYPE)
# Visual Studio generators irgore this setting
set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
endif()
# create valiable with upper-case content out of CMAKE_BUILD_TYPE
string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UC)
# luasocket DEBUG mode, either DEBUG or NODEBUG. Supplied test cases can only
# be executed in DEBUG mode. Default is NODEBUG.
set(LUASOCKET_DEBUG_MODE "NODEBUG")
# ------------------------------------------------------------------------------
# Setup GNU-alike installatin directories
include (GNUInstallDirs)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_BINDIR})
set(INSTALL_LIBDIR
${CMAKE_INSTALL_LIBDIR} CACHE PATH "Installation directory for libraries")
set(INSTALL_BINDIR
${CMAKE_INSTALL_BINDIR} CACHE PATH "Installation directory for executables")
set(INSTALL_INCLUDEDIR
${CMAKE_INSTALL_INCLUDEDIR} CACHE PATH "Installation directory for header files")
set(INSTALL_DOCDIR
${CMAKE_INSTALL_DOCDIR} CACHE PATH "Installation directory for documentation")
set(INSTALL_MANDIR
${CMAKE_INSTALL_MANDIR} CACHE PATH "Installation directory for manpages")
set(INSTALL_DATAROOTDIR
${CMAKE_INSTALL_DATAROOTDIR} CACHE PATH "Installation directory for data")
# Lua-specific installation dirs
set(INSTALL_SOCKET_CDIR
${INSTALL_LIBDIR}/lua/${liblua_VERSION_MAJOR}.${liblua_VERSION_MINOR}/socket)
set(INSTALL_MIME_CDIR
${INSTALL_LIBDIR}/lua/${liblua_VERSION_MAJOR}.${liblua_VERSION_MINOR}/mime)
set(INSTALL_TOP_LDIR
${INSTALL_DATAROOTDIR}/lua/${liblua_VERSION_MAJOR}.${liblua_VERSION_MINOR})
set(INSTALL_SOCKET_LDIR ${INSTALL_TOP_LDIR}/socket)
# ------------------------------------------------------------------------------
# Report to user
message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
message(STATUS "C compiler flags: ${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
# ------------------------------------------------------------------------------
# Dive into subdirs
add_subdirectory(src)
# ------------------------------------------------------------------------------
# Install docs
install(DIRECTORY docs/ DESTINATION ${INSTALL_DOCDIR}) # "/" omits leading dir
install(DIRECTORY samples DESTINATION ${INSTALL_DOCDIR})