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# Copyright (C) 2007-2015 LuaDist.
# Created by Peter Drahoš, Peter Kapec
# Redistribution and use of this file is allowed according to the terms of the MIT license.
# For details see the COPYRIGHT file distributed with LuaDist.
# Please note that the package source code is licensed under its own license.
project ( lua C )
cmake_minimum_required ( VERSION 2.8 )
# ceph: something in here causes libgmock_main to be built as a shared
# library, likely because it is modifying special variables. it doesn't really
# need to be here, it mostly contains a bunch of install/cpack stuff.
#include ( cmake/dist.cmake )
## CONFIGURATION
# Default configuration (we assume POSIX by default)
set ( LUA_PATH "LUA_PATH" CACHE STRING "Environment variable to use as package.path." )
set ( LUA_CPATH "LUA_CPATH" CACHE STRING "Environment variable to use as package.cpath." )
set ( LUA_INIT "LUA_INIT" CACHE STRING "Environment variable for initial script." )
option ( LUA_USE_C89 "Use only C89 features." OFF )
option ( LUA_USE_RELATIVE_LOADLIB "Use modified loadlib.c with support for relative paths on posix systems." ON )
# Ceph: turn off compatibility with older Lua versions
option ( LUA_COMPAT_5_1 "Enable backwards compatibility options with lua-5.1." OFF)
option ( LUA_COMPAT_5_2 "Enable backwards compatibility options with lua-5.2." OFF)
#2DO: LUAI_* and LUAL_* settings, for now defaults are used.
set ( LUA_DIRSEP "/" )
set ( LUA_MODULE_SUFFIX ${CMAKE_SHARED_MODULE_SUFFIX} )
set ( LUA_LDIR ${INSTALL_LMOD} )
set ( LUA_CDIR ${INSTALL_CMOD} )
if ( LUA_USE_RELATIVE_LOADLIB )
# This will set up relative paths to lib
string ( REGEX REPLACE "[^!/]+" ".." LUA_DIR "!/${INSTALL_BIN}/" )
else ( )
# Direct path to installation
set ( LUA_DIR ${CMAKE_INSTALL_PREFIX} CACHE STRING "Destination from which modules will be resolved. See INSTALL_LMOD and INSTALL_CMOD." )
endif ( )
set ( LUA_PATH_DEFAULT "./?.lua;${LUA_DIR}${LUA_LDIR}/?.lua;${LUA_DIR}${LUA_LDIR}/?/init.lua" )
set ( LUA_CPATH_DEFAULT "./?${LUA_MODULE_SUFFIX};${LUA_DIR}${LUA_CDIR}/?${LUA_MODULE_SUFFIX};${LUA_DIR}${LUA_CDIR}/loadall${LUA_MODULE_SUFFIX}" )
if ( WIN32 AND NOT CYGWIN )
# Windows systems
option ( LUA_USE_WINDOWS "Windows specific build." ON )
option ( LUA_BUILD_WLUA "Build wLua interpretter without console output." ON )
option ( LUA_BUILD_AS_DLL "Build Lua library as Dll." ${BUILD_SHARED_LIBS} )
# Paths (Double escapes needed)
set ( LUA_DIRSEP "\\\\" )
string ( REPLACE " /" ${LUA_DIRSEP} LUA_DIR "${LUA_DIR}" )
string ( REPLACE "/" ${LUA_DIRSEP} LUA_LDIR "${LUA_LDIR}" )
string ( REPLACE "/" ${LUA_DIRSEP} LUA_CDIR "${LUA_CDIR}" )
string ( REPLACE "/" ${LUA_DIRSEP} LUA_PATH_DEFAULT "${LUA_PATH_DEFAULT}" )
string ( REPLACE "/" ${LUA_DIRSEP} LUA_CPATH_DEFAULT "${LUA_CPATH_DEFAULT}" )
else ( )
# Posix systems (incl. Cygwin)
option ( LUA_USE_POSIX "Use POSIX features." ON )
option ( LUA_USE_DLOPEN "Use dynamic linker to load modules." ON )
# Apple and Linux specific
if ( LINUX OR APPLE )
option ( LUA_USE_AFORMAT "Assume 'printf' handles 'aA' specifiers" ON )
endif ( )
endif ( )
# ceph: readline is only needed for the cli
## SETUP
# Optional libraries
#find_package ( Readline )
#if ( READLINE_FOUND )
# option ( LUA_USE_READLINE "Use readline in the Lua CLI." ON )
#endif ( )
# Setup needed variables and libraries
if ( LUA_USE_POSIX )
# On POSIX Lua links to standard math library "m"
list ( APPEND LIBS m )
endif ( )
if ( LUA_USE_DLOPEN )
# Link to dynamic linker library "dl"
find_library ( DL_LIBRARY NAMES dl )
if ( DL_LIBRARY )
list ( APPEND LIBS ${DL_LIBRARY} )
endif ( )
endif ( )
if ( LUA_USE_READLINE )
# Add readline
include_directories ( ${READLINE_INCLUDE_DIR} )
list ( APPEND LIBS ${READLINE_LIBRARY} )
endif ( )
## SOURCES
# Generate luaconf.h
configure_file ( src/luaconf.h.in ${CMAKE_CURRENT_BINARY_DIR}/luaconf.h )
# Sources and headers
include_directories ( src ${CMAKE_CURRENT_BINARY_DIR} )
set ( SRC_CORE src/lapi.c src/lcode.c src/lctype.c src/ldebug.c src/ldo.c src/ldump.c
src/lfunc.c src/lgc.c src/llex.c src/lmem.c src/lobject.c src/lopcodes.c src/lparser.c
src/lstate.c src/lstring.c src/ltable.c src/ltm.c src/lundump.c src/lvm.c src/lzio.c )
set ( SRC_LIB src/lauxlib.c src/lbaselib.c src/lbitlib.c src/lcorolib.c src/ldblib.c
src/liolib.c src/lmathlib.c src/loslib.c src/lstrlib.c src/ltablib.c src/linit.c
src/lutf8lib.c )
set ( SRC_LUA src/lua.c )
set ( SRC_LUAC src/luac.c )
if ( LUA_USE_RELATIVE_LOADLIB )
# Use modified loadlib
list ( APPEND SRC_LIB src/loadlib_rel.c )
else ( )
list ( APPEND SRC_LIB src/loadlib.c )
endif ( )
## BUILD
# Create lua library
add_library ( liblua STATIC ${SRC_CORE} ${SRC_LIB} ${LUA_DLL_RC} )
target_link_libraries ( liblua ${LIBS} )
# Ceph: add includes path to liblua users
target_include_directories(liblua PUBLIC src ${CMAKE_CURRENT_BINARY_DIR})
# Ceph: only need the logical name
set_target_properties ( liblua PROPERTIES OUTPUT_NAME lua CLEAN_DIRECT_OUTPUT 1 )
if ( LUA_BUILD_AS_DLL )
set_target_properties ( liblua PROPERTIES COMPILE_DEFINITIONS LUA_BUILD_AS_DLL )
endif ()
# Ceph: don't build Lua executable
#add_executable ( lua ${SRC_LUA} src/lua.rc )
#target_link_libraries ( lua liblua )
# Ceph: don't build Lua executable
#add_executable ( luac ${SRC_CORE} ${SRC_LIB} ${SRC_LUAC} src/luac.rc )
#target_link_libraries ( luac ${LIBS} )
# Ceph: dont' build Lua executable
# On windows a variant of the lua interpreter without console output needs to be built
#if ( LUA_BUILD_WLUA )
# add_executable ( wlua WIN32 src/wmain.c ${SRC_LUA} src/lua.rc )
# target_link_libraries ( wlua liblua )
# install_executable ( wlua )
#endif ( )
# Ceph: Lua is built as a convenience library; don't install anything
#install_executable ( lua luac )
#install_library ( liblua )
#install_data ( README.md )
#install_lua_module ( strict etc/strict.lua )
#install_header ( src/lua.h src/lualib.h src/lauxlib.h src/lua.hpp ${CMAKE_CURRENT_BINARY_DIR}/luaconf.h )
#install_doc ( doc/ )
#install_foo ( etc/ )
#install_test ( test/ )
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