From 9f859d838937136703b3e5993f4148ef93b459e9 Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Thu, 24 Feb 2011 00:19:41 +0200
Subject: modified the build system of lua to a more minimal one

---
 src/lua/CMakeLists.txt     | 154 ++++++++++-----------------------------------
 src/lua/src/CMakeLists.txt |  54 +++-------------
 2 files changed, 41 insertions(+), 167 deletions(-)

(limited to 'src/lua')

diff --git a/src/lua/CMakeLists.txt b/src/lua/CMakeLists.txt
index 21bceebeb..c43dc1737 100644
--- a/src/lua/CMakeLists.txt
+++ b/src/lua/CMakeLists.txt
@@ -9,79 +9,54 @@ set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 
 include(CustomMacros)
 
-#enable_testing()
-
 set(COMMON_CFLAGS)
 set(COMMON_LDFLAGS)
 set(LIBS)
-#
-# Detect system type
-#
-if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+
+if(APPLE)
 	set(DEFAULT_POSIX TRUE)
 	set(DEFAULT_DLOPEN ON)
-	set(DEFAULT_READLINE ON)
-	set(COMMON_LDFLAGS "${COMMON_LDFLAGS} -Wl,-E")
-else(CMAKE_SYSTEM_NAME STREQUAL "Linux")
-	if(APPLE)
-		set(DEFAULT_POSIX TRUE)
-		set(DEFAULT_DLOPEN ON)
-		# use this on Mac OS X 10.3-
-		option(LUA_USE_MACOSX "Mac OS X 10.3-" OFF)
-	elseif(CYGWIN)
-		set(DEFAULT_POSIX TRUE)
-	elseif(UNIX)
-		set(DEFAULT_POSIX TRUE)
-	elseif(WIN32)
-		set(LUA_WIN TRUE)
-		set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_BUILD_AS_DLL")
-	else(APPLE)
-		set(DEFAULT_ANSI TRUE)
-	endif(APPLE)
-endif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+	# use this on Mac OS X 10.3-
+	option(LUA_USE_MACOSX "Mac OS X 10.3-" OFF)
+elseif(CYGWIN)
+	set(DEFAULT_POSIX TRUE)
+elseif(UNIX)
+	set(DEFAULT_POSIX TRUE)
+elseif(WIN32)
+	set(LUA_WIN TRUE)
+	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_BUILD_AS_DLL")
+else()
+	set(DEFAULT_ANSI TRUE)
+endif()
+
+if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+	set(COMMON_LDFLAGS "${COMMON_LDFLAGS} -Wl,-E -lm")
+	set(DEFAULT_DLOPEN ON)
+endif()
 
-#
-# setup config options
-#
 if(WIN32)
-	set(BUILD_STATIC OFF)
-else(WIN32)
-	option(BUILD_STATIC "build static library" ON)
-endif(WIN32)
+	#set(BUILD_STATIC OFF)
+	set(BUILD_STATIC ON)
+else()
+	#option(BUILD_STATIC "build static library" ON)
+	set(BUILD_STATIC ON)
+endif()
 
 if(DEFAULT_DLOPEN)
 	option(LUA_USE_DLOPEN "Enable dlopen support." ON)
-else(DEFAULT_DLOPEN)
+else()
 	option(LUA_USE_DLOPEN "Enable dlopen support." OFF)
-endif(DEFAULT_DLOPEN)
+endif()
 
 if(DEFAULT_POSIX)
-	option(LUA_USE_CURSES "Enable Curses support." ON)
-	option(LUA_USE_MKSTEMP "Use mkstemp." ON)
-	option(LUA_USE_ISATTY "Enable isatty support." ON)
-	option(LUA_USE_POPEN "Enable lua_popen support." ON)
-	option(LUA_USE_ULONGJMP "Try using _longjmp/_setjmp (more efficient)" ON)
-else(DEFAULT_POSIX)
-	option(LUA_USE_CURSES "Enable Curses support." OFF)
-	option(LUA_USE_MKSTEMP "Use mkstemp." OFF)
-	option(LUA_USE_ISATTY "Enable isatty support." OFF)
-	option(LUA_USE_POPEN "Enable lua_popen support." OFF)
-	option(LUA_USE_ULONGJMP "Try using _longjmp/_setjmp (more efficient)" OFF)
-endif(DEFAULT_POSIX)
-
-if(DEFAULT_READLINE)
-	option(LUA_USE_READLINE "Enable readline support." ON)
-else(DEFAULT_READLINE)
-	option(LUA_USE_READLINE "Enable readline support." OFF)
-endif(DEFAULT_READLINE)
+else()
+endif()
 
 if(DEFAULT_ANSI)
 	option(LUA_ANSI "Disable non-ansi features." ON)
-else(DEFAULT_ANSI)
+else()
 	option(LUA_ANSI "Disable non-ansi features." OFF)
-endif(DEFAULT_ANSI)
-
-option(LUA_USE_APICHECK "Enable API checks." OFF)
+endif()
 
 #
 # Lua version
@@ -93,27 +68,11 @@ set(LUA_VERSION
 				"${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}.${LUA_VERSION_PATCH}")
 set(LUA_SOVERSION
 				"${LUA_VERSION_MAJOR}")
-#
-# Lua package info.
-#
-set(CPACK_PACKAGE_VERSION_MAJOR ${LUA_VERSION_MAJOR})
-set(CPACK_PACKAGE_VERSION_MINOR ${LUA_VERSION_MINOR})
-set(CPACK_PACKAGE_VERSION_PATCH ${LUA_VERSION_PATCH})
-set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/COPYRIGHT")
-#set(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_SOURCE_DIR}/README")
-set(CPACK_PACKAGE_VENDOR "Lua.org, PUC-Rio.")
-set(CPACK_SOURCE_GENERATOR "TGZ")
-set(CPACK_SOURCE_IGNORE_FILES
-"/\\\\.;/\\\\.git.*/;~$;build/;CMakeFiles/;CMakeCache;Testing/;cmake_install;CPack;Dart;Makefile$")
-set(CPACK_SOURCE_PACKAGE_FILE_NAME
-	"${CMAKE_PROJECT_NAME}-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}.${LUA_VERSION_PATCH}")
-# MUST be after CPACK_* variables.
-include(CPack)
 
 #
 # libs & cflags
 #
-set(COMMON_LDFLAGS "${COMMON_LDFLAGS} -lm ")
+set(COMMON_LDFLAGS "${COMMON_LDFLAGS}")
 
 # For "Mac OS X 10.3-"
 if(LUA_USE_MACOSX)
@@ -121,52 +80,17 @@ if(LUA_USE_MACOSX)
 	set(LUA_USE_DLOPEN FALSE)
 endif(LUA_USE_MACOSX)
 
-# enable options
 if(LUA_USE_DLOPEN)
 	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_DLOPEN")
 	if(NOT APPLE)
 		set(COMMON_LDFLAGS "${COMMON_LDFLAGS} -ldl ")
 	endif(NOT APPLE)
 endif(LUA_USE_DLOPEN)
-if(LUA_USE_MKSTEMP)
-	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_MKSTEMP")
-endif(LUA_USE_MKSTEMP)
-if(LUA_USE_ISATTY)
-	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_ISATTY")
-endif(LUA_USE_ISATTY)
-if(LUA_USE_POPEN)
-	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_POPEN")
-endif(LUA_USE_POPEN)
-if(LUA_USE_ULONGJMP)
-	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_ULONGJMP")
-endif(LUA_USE_ULONGJMP)
-if(LUA_USE_APICHECK)
-	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_APICHECK")
-endif(LUA_USE_APICHECK)
+
 if(LUA_ANSI)
 	set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_ANSI")
 endif(LUA_ANSI)
 
-# readline support
-if(LUA_USE_READLINE)
-	FIND_PATH(READLINE_INCLUDE_DIR readline/readline.h)
-	FIND_LIBRARY(READLINE_LIBRARY NAMES readline)
-	if(READLINE_LIBRARY)
-		set(COMMON_CFLAGS "${COMMON_CFLAGS} -DLUA_USE_READLINE")
-		set(COMMON_LDFLAGS "${COMMON_LDFLAGS} -lreadline -lhistory")
-		include_directories(${READLINE_INCLUDE_DIR})
-	endif(READLINE_LIBRARY)
-endif(LUA_USE_READLINE)
-
-# curses
-if(LUA_USE_CURSES)
-	include(FindCurses)
-	if(CURSES_LIBRARY)
-		include_directories(${CURSES_INCLUDE_DIR})
-		set(LIBS ${LIBS} ${CURSES_LIBRARY})
-	endif(CURSES_LIBRARY)
-endif(LUA_USE_CURSES)
-
 #
 # standard flags to use for each build type.
 #
@@ -178,20 +102,8 @@ if(CMAKE_COMPILER_IS_GNUCC)
 	set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_WITHDEBINFO} -O2 -g")
 endif(CMAKE_COMPILER_IS_GNUCC)
 
-#
-# Install extra header files & manpages
-#
-#install(FILES
-#	etc/lua.hpp
-#	DESTINATION include)
-#install(FILES
-#	doc/lua.1
-#	doc/luac.1
-#	DESTINATION man/man1)
-
 #
 # sub-folders
 #
 ADD_SUBDIRECTORY(src build)
-#ADD_SUBDIRECTORY(test)
 
diff --git a/src/lua/src/CMakeLists.txt b/src/lua/src/CMakeLists.txt
index 47fba6ce3..f9bfda85e 100644
--- a/src/lua/src/CMakeLists.txt
+++ b/src/lua/src/CMakeLists.txt
@@ -44,60 +44,22 @@ include_directories(${CMAKE_CURRENT_SOURCE_DIR}
 #
 # Lua library.
 #
-if(BUILD_STATIC)
-	add_library(lua STATIC ${LUA_CORE_SRC})
-	add_target_properties(lua COMPILE_FLAGS "${COMMON_CFLAGS}")
-	add_target_properties(lua LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
-	target_link_libraries(lua ${LIBS})
-	set(LUA_STATIC_LIB lua)
-	set(LUA_LIBS lua)
-else(BUILD_STATIC)
-	add_library(lua_static STATIC ${LUA_CORE_SRC})
-	add_target_properties(lua_static COMPILE_FLAGS "${COMMON_CFLAGS}")
-	add_target_properties(lua_static LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
-	target_link_libraries(lua_static ${LIBS})
-	set(LUA_STATIC_LIB lua_static)
+add_library(lua STATIC ${LUA_CORE_SRC})
+add_target_properties(lua COMPILE_FLAGS "${COMMON_CFLAGS}")
+add_target_properties(lua LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
+target_link_libraries(lua ${LIBS})
+set(LUA_STATIC_LIB lua)
+set(LUA_LIBS lua)
 
-	add_library(lua SHARED ${LUA_CORE_SRC})
-	add_target_properties(lua COMPILE_FLAGS "${COMMON_CFLAGS}")
-	add_target_properties(lua LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
-	target_link_libraries(lua ${LIBS})
-
-	set(LUA_LIBS lua_static lua)
-endif(BUILD_STATIC)
 set_target_properties(${LUA_LIBS} PROPERTIES
 	VERSION ${LUA_VERSION}
 	SOVERSION ${LUA_SOVERSION}
 	CLEAN_DIRECT_OUTPUT 1
 )
 
-#
-# Lua compiler
-#
-add_executable(luac luac.c print.c)
-add_target_properties(luac COMPILE_FLAGS "${COMMON_CFLAGS}")
-add_target_properties(luac LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
-target_link_libraries(luac ${LUA_STATIC_LIB} ${LIBS})
-
-#
-# Lua stand-alone interpreter
-#
-add_executable(lua.bin lua.c)
-add_target_properties(lua.bin COMPILE_FLAGS "${COMMON_CFLAGS}")
-add_target_properties(lua.bin LINK_FLAGS "${LD_FLAGS} ${COMMON_LDFLAGS}")
-target_link_libraries(lua.bin lua ${LIBS})
-# rename lub.bin to lua
-set_target_properties(lua.bin PROPERTIES OUTPUT_NAME lua)
-
-#
-# install lua/luac & library.
-#
-install(TARGETS luac lua.bin ${LUA_LIBS}
+# Install library
+install(TARGETS ${LUA_LIBS}
 				RUNTIME DESTINATION bin
 				LIBRARY DESTINATION lib
 				ARCHIVE DESTINATION lib)
 
-install(FILES
-	${LUA_LIB_HEADERS}
-	DESTINATION include)
-
-- 
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