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all: lua-5.1-try lua-5.2-try
install: lua-5.1-try-install lua-5.2-try-install
ifeq ($(strip $(shell which pkg-config > /dev/null || echo NONE)),NONE)
$(error This makefile requires pkg-config)
endif
ifeq ($(strip $(shell which $(CC) > /dev/null || echo NONE)),NONE)
$(info Luxio: Hmm, CC make variable contains nonsense. Overriding to gcc.)
CC := gcc
endif
# This isn't nice. Find a nice way.
HOST_OS := $(shell uname -s)
ifneq ($(findstring $(HOST_OS),Linux NetBSD GNU/kFreeBSD),)
# These operating systems require a seperate Real Time library
EXTRA_LIBS := -lrt
else
EXTRA_LIBS :=
endif
NAKED_LUA_VER := $(shell (pkg-config --exists lua && \
pkg-config --modversion lua || \
pkg-config --variable V lua) | cut -d. -f1-2)
# fine appropriate Lua interpreter
LUA_REPL := $(shell (which lua5.1 > /dev/null 2>&1 && echo lua5.1) || \
(which lua-5.1 > /dev/null 2>&1 && echo lua-5.1) || \
(which lua51 > /dev/null 2>&1 && echo lua51) || \
(lua -e"print(_VERSION)" | grep -q 5.1 && echo lua) || \
(which lua-5.2 > /dev/null 2>&1 && echo lua-5.2) || \
(which lua52 > /dev/null 2>&1 && echo lua52))
# find appropriate Lua libraries
LUA51_PKG := $(shell (pkg-config --exists lua5.1 && echo lua5.1) || \
(pkg-config --exists lua-5.1 && echo lua-5.1) || \
(pkg-config --exists lua51 && echo lua51) || \
(echo "NONE"))
LUA51_PKG := $(strip $(LUA51_PKG))
ifeq ($(LUA51_PKG),NONE)
ifeq ($(NAKED_LUA_VER),5.1)
LUA51_PKG := lua
endif
endif
ifneq ($(LUA51_PKG),NONE)
$(info Luxio: Lua 5.1 package name on this system is $(LUA51_PKG))
LUA51_HAS_MODINST := $(shell test x`pkg-config --variable INSTALL_LMOD $(LUA51_PKG)` != x && echo YES)
LUA51_INC := $(shell pkg-config --cflags $(LUA51_PKG))
LUA51_LIB := $(shell pkg-config --libs $(LUA51_PKG))
ifeq ($(LUA51_HAS_MODINST),)
LOCAL := YES
endif
ifeq ($(LOCAL),)
LUA51_LMOD_INST := $(shell pkg-config --variable=INSTALL_LMOD $(LUA51_PKG))
LUA51_CMOD_INST := $(shell pkg-config --variable=INSTALL_CMOD $(LUA51_PKG))
else
LUA51_LMOD_INST := /usr/local/share/lua/5.1
LUA51_CMOD_INST := /usr/local/lib/lua/5.1
endif
lua-5.1-try: lua-5.1
lua-5.1-try-install: lua-5.1-install
else
lua-5.1-try:
@echo Luxio: Lua 5.1 could not be found, so luxio was not built for it.
lua-5.1-try-install:
@echo Luxio: Lua 5.1 could not be found, so luxio was not installed for it.
endif
LUA52_PKG := $(shell (pkg-config --exists lua5.2 && echo lua5.2) || \
(pkg-config --exists lua-5.2 && echo lua-5.2) || \
(pkg-config --exists lua52 && echo lua52) || \
(echo "NONE"))
LUA52_PKG := $(strip $(LUA52_PKG))
ifeq ($(LUA52_PKG),NONE)
ifeq ($(NAKED_LUA_VER),5.2)
LUA52_PKG := lua
endif
endif
ifneq ($(LUA52_PKG),NONE)
$(info Luxio: Lua 5.2 package name on this system is $(LUA52_PKG))
LUA52_HAS_MODINST := $(shell test x`pkg-config --variable INSTALL_LMOD $(LUA52_PKG)` != x && echo YES)
LUA52_INC := $(shell pkg-config --cflags $(LUA52_PKG))
LUA52_LIB := $(shell pkg-config --libs $(LUA52_PKG))
ifeq ($(LUA52_HAS_MODINST),)
LOCAL := YES
endif
ifeq ($(LOCAL),)
LUA52_LMOD_INST := $(shell pkg-config --variable=INSTALL_LMOD $(LUA52_PKG))
LUA52_CMOD_INST := $(shell pkg-config --variable=INSTALL_CMOD $(LUA52_PKG))
else
LUA52_LMOD_INST := /usr/local/share/lua/5.2
LUA52_CMOD_INST := /usr/local/lib/lua/5.2
endif
lua-5.2-try: lua-5.2
lua-5.2-try-install: lua-5.2-install
else
lua-5.2-try:
@echo Luxio: Lua 5.2 could not be found, so luxio was not built for it.
lua-5.2-try-install:
@echo Luxio: Lua 5.2 could not be found, so luxio was not installed for it.
endif
CFLAGS ?= -O2 -Wall
INSTALL := /usr/bin/install
LUALIBS := $(patsubst %,luxio/%.lua, \
event simple subprocess)
clean:
$(RM) *.so *.o luxio_constants.h luxio-5.1 luxio-5.2
luxio_constants.h: luxio_constants.h.in const-proc.lua
$(LUA_REPL) ./const-proc.lua < $^ > $@
lua-5.1: luxio-5.1.so luxio-5.1
ln -s -f luxio-5.1.so luxio.so
lua-5.1-install: lua-5.1
$(INSTALL) -d $(DESTDIR)$(LUA51_CMOD_INST)
$(INSTALL) -m 755 luxio-5.1.so $(DESTDIR)$(LUA51_CMOD_INST)/luxio.so
$(INSTALL) -d $(DESTDIR)$(LUA51_LMOD_INST)/luxio
$(INSTALL) -m 644 $(LUALIBS) $(DESTDIR)$(LUA51_LMOD_INST)/luxio/
$(INSTALL) -d $(DESTDIR)$(PREFIX)/bin
$(INSTALL) luxio-5.1 $(DESTDIR)$(PREFIX)/bin/luxio-5.1
luxio-5.1.so: luxio-5.1.o
$(CC) $(LDFLAGS) -shared $(EXTRA_LIBS) -o luxio-5.1.so $^ $(LUA51_LIB)
luxio-5.1: lua-5.1.c luxio-5.1.o
$(CC) -o luxio-5.1 $(CFLAGS) $(LUA51_INC) $(LDFLAGS) $(EXTRA_LIBS) lua-5.1.c luxio-5.1.o $(LUA51_LIB)
lua-5.2: luxio-5.2.so luxio-5.2
ln -s -f luxio-5.2.so luxio.so
lua-5.2-install: lua-5.2
$(INSTALL) -d $(DESTDIR)$(LUA52_CMOD_INST)
$(INSTALL) -m 755 luxio-5.2.so $(DESTDIR)$(LUA52_CMOD_INST)/luxio.so
$(INSTALL) -d $(DESTDIR)$(LUA52_LMOD_INST)/luxio
$(INSTALL) -m 644 $(LUALIBS) $(DESTDIR)$(LUA52_LMOD_INST)/luxio/
$(INSTALL) -d $(DESTDIR)$(PREFIX)/bin
$(INSTALL) luxio-5.2 $(DESTDIR)$(PREFIX)/bin/luxio-5.2
luxio-5.2.so: luxio-5.2.o
$(CC) $(LDFLAGS) -shared $(EXTRA_LIBS) -o luxio-5.2.so $^ $(LUA52_LIB)
luxio-5.2: lua-5.2.c luxio-5.2.o
$(CC) -o luxio-5.2 $(CFLAGS) $(LDFLAGS) $(EXTRA_LIBS) $(LUA52_INC) lua-5.2.c luxio-5.2.o $(LUA52_LIB)
###
luxio-5.1.o: luxio.c luxio_constants.h
$(CC) $(CFLAGS) -fPIC $(LUA51_INC) -c $< -o $@
luxio-5.2.o: luxio.c luxio_constants.h
$(CC) $(CFLAGS) -fPIC $(LUA52_INC) -c $< -o $@
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