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GNUmakefile
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GNUmakefile
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# non-recursive prologue
sp := $(sp).x
dirstack_$(sp) := $(d)
d := $(abspath $(lastword $(MAKEFILE_LIST))/..)
ifeq ($(origin GUARD_$(d)), undefined)
GUARD_$(d) := 1
all: # default target
#
# G N U M A K E F U N C T I O N S
#
KNOWN_APIS = 5.1 5.2 5.3 5.4
# template for invoking luapath script
LUAPATH := $(d)/mk/luapath
LUAPATH_FN = $(shell env CC='$(subst ',\\',$(CC))' CPPFLAGS='$(subst ',\\',$(CPPFLAGS))' LDFLAGS='$(subst ',\\',$(LDFLAGS))' $(LUAPATH) -krxm3 -I '$(subst ',\\',$(DESTDIR)$(includedir))' -I/usr/include -I/usr/local/include -P '$(subst ',\\',$(DESTDIR)$(bindir))' -P '$(subst ',\\',$(bindir))' -L '$(subst ',\\',$(DESTDIR)$(libdir))' -L '$(subst ',\\',$(libdir))' -v$(1) $(2))
# check whether luapath can locate Lua $(1) headers
HAVE_API_FN = $(and $(filter $(1),$(call LUAPATH_FN,$(1),version)),$(1)$(info enabling Lua $(1)))
# check whether $(1) in LUA_APIS or $(LUA$(1:.=)_CPPFLAGS) is non-empty
WITH_API_FN = $$(and $$(or $$(filter $(1),$$(LUA_APIS)),$$(LUA$(subst .,,$(1))_CPPFLAGS)),$(1))
#
# E N V I R O N M E N T C O N F I G U R A T I O N
#
-include $(d)/.config
prefix ?= /usr/local
includedir ?= $(prefix)/include
libdir ?= $(prefix)/lib
datadir ?= $(prefix)/share
bindir ?= $(prefix)/bin
lua51cpath ?= $(libdir)/lua/5.1
lua51path ?= $(datadir)/lua/5.1
lua52cpath ?= $(libdir)/lua/5.2
lua52path ?= $(datadir)/lua/5.2
lua53cpath ?= $(libdir)/lua/5.3
lua53path ?= $(datadir)/lua/5.3
lua54cpath ?= $(libdir)/lua/5.4
lua54path ?= $(datadir)/lua/5.4
AR ?= ar
RANLIB ?= ranlib
M4 ?= m4
MV ?= mv
RM ?= rm
CP ?= cp
RMDIR ?= rmdir
MKDIR ?= mkdir
CHMOD ?= chmod
INSTALL ?= install
INSTALL_DATA ?= $(INSTALL) -m 644
TOUCH ?= touch
TEE ?= tee
TEE_A ?= $(TEE) -a
# see Lua Autodetection, below
.PHONY: $(d)/config
PRINT_$(d) = printf "%s = %s\n" '$(1)' '$(subst ',\\',$(2))' | $(TEE_A) '$(3)'
LAZY_$(d) = \
prefix includedir libdir datadir bindir \
lua51cpath lua51path lua52cpath lua52path lua53cpath lua53path lua54cpath lua54path \
CC ALL_CPPFLAGS CPPFLAGS ALL_CFLAGS CFLAGS ALL_LDFLAGS LDFLAGS \
ALL_SOFLAGS SOFLAGS ALL_LIB LIBS \
$(foreach API,$(KNOWN_APIS),ALL_LUA$(subst .,,$(API))_CPPFLAGS) \
AR RANLIB M4 MV RM CP RMDIR MKDIR CHMOD INSTALL INSTALL_DATA TOUCH \
TEE TEE_A
NONLAZY_$(d) = \
LUA_APIS \
$(foreach API,$(KNOWN_APIS),LUAC$(subst .,,$(API))) \
$(foreach API,$(KNOWN_APIS),$(and $(call WITH_API_FN,$(API)),LUA$(subst .,,$(API))_CPPFLAGS))
$(d)/config:
$(TOUCH) $(@D)/.config.tmp
@$(foreach V,$(LAZY_$(@D)), $(call PRINT_$(@D),$(V),$(value $(V)),$(@D)/.config.tmp);)
@$(foreach V,$(NONLAZY_$(@D)), $(call PRINT_$(@D),$(V),$($(V)),$(@D)/.config.tmp);)
$(MV) $(@D)/.config.tmp $(@D)/.config
# add local targets if building from inside project tree
ifneq "$(filter $(abspath $(d)/..)/%, $(abspath $(firstword $(MAKEFILE_LIST))))" ""
.PHONY: config configure
config configure: $(d)/config
endif
#
# L U A A U T O D E T E C T I O N
#
# set LUA_APIS if empty or "?"
ifeq ($(or $(strip $(LUA_APIS)),?),?)
override LUA_APIS := $(call HAVE_API_FN,5.1) $(call HAVE_API_FN,5.2) $(call HAVE_API_FN,5.3) $(call HAVE_API_FN,5.4)
endif
define LUAXY_template
# set luaXYcpath if empty or "?"
ifeq ($$(or $$(strip $$(lua$(subst .,,$(1))cpath)),?),?)
override lua$(subst .,,$(1))cpath := $$(or $$(call LUAPATH_FN,$(1),cdir),$$(libdir)/lua/$(1))
endif
# set luaXYpath if empty or "?"
ifeq ($$(or $$(strip $$(lua$(subst .,,$(1))path)),?),?)
override lua$(subst .,,$(1))path = $$(or $$(call LUAPATH_FN,$(1),ldir),$$(datadir)/lua/$(1))
endif
# set LUAXY_CPPFLAGS if undefined or "?" (NB: can be empty if path already in $(CPPFLAGS))
ifeq ($$(and $$(findstring undefined,$$(origin LUA$(subst .,,$(1))_CPPFLAGS)),?),?)
override LUA$(subst .,,$(1))_CPPFLAGS = $$(and $$(call WITH_API_FN,$(1)),$$(call LUAPATH_FN,$(1),cppflags))
endif
# set ALL_LUAXY_CPPFLAGS if empty or "?"
ifeq ($$(or $$(strip $$(ALL_LUA$(subst .,,$(1))_CPPFLAGS)),?),?)
override ALL_LUA$(subst .,,$(1))_CPPFLAGS = $$(LUA$(subst .,,$(1))_CPPFLAGS)
endif
# set LUAXYC if empty or "?"
ifeq ($$(or $$(strip $$(LUAC$(subst .,,$(1)))),?),?)
override LUAC$(subst .,,$(1)) = $$(or $$(call LUAPATH_FN,$(1),luac),true)
endif
endef # LUAXY_template
$(eval $(call LUAXY_template,5.1))
$(eval $(call LUAXY_template,5.2))
$(eval $(call LUAXY_template,5.3))
$(eval $(call LUAXY_template,5.4))
#
# A U T O D E T E C T C O M P I L A T I O N F L A G S
#
cc-option ?= $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null \
> /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi;)
VENDOR_OS_$(d) := $(shell $(d)/mk/vendor.os)
VENDOR_CC_$(d) := $(shell env CC="$(CC)" $(d)/mk/vendor.cc)
#
# ALL_CPPFLAGS
#
ifeq ($(origin ALL_CPPFLAGS), undefined)
ifneq ($(VENDOR_OS_$(d)), OpenBSD)
ALL_CPPFLAGS += -D_REENTRANT -D_THREAD_SAFE -D_GNU_SOURCE
endif
ifeq ($(VENDOR_OS_$(d)), SunOS)
ALL_CPPFLAGS += -Usun -D_XPG4_2 -D__EXTENSIONS__
endif
ALL_CPPFLAGS += $(CPPFLAGS)
endif # ALL_CPPFLAGS
#
# ALL_CFLAGS
#
ifeq ($(origin ALL_CFLAGS), undefined)
ifeq ($(VENDOR_CC_$(d)), gcc)
ALL_CFLAGS += -O2 -std=gnu99 -fPIC
ALL_CFLAGS += -g -Wall -Wextra $(call cc-option, -Wno-missing-field-initializers) $(call cc-option, -Wno-override-init) -Wno-unused
endif
ifeq ($(VENDOR_CC_$(d)), clang)
ALL_CFLAGS += -O2 -std=gnu99 -fPIC
ALL_CFLAGS += -g -Wall -Wextra -Wno-missing-field-initializers -Wno-initializer-overrides -Wno-unused -Wno-dollar-in-identifier-extension
endif
ifeq ($(VENDOR_CC_$(d)), sunpro)
ALL_CFLAGS += -xcode=pic13
ALL_CFLAGS += -g
#
# Solaris Studio supports anonymous unions just fine; but it complains
# incessantly about them.
#
ALL_CFLAGS += -erroff=E_ANONYMOUS_UNION_DECL
endif
ifeq ($(VENDOR_OS_$(d)), Darwin)
ALL_CFLAGS += -Wno-deprecated-declarations
endif
ALL_CFLAGS += $(CFLAGS)
endif # ALL_CFLAGS
#
# ALL_SOFLAGS
#
ifeq ($(origin ALL_SOFLAGS), undefined)
ifeq ($(VENDOR_OS_$(d)), Darwin)
ALL_SOFLAGS += -bundle -undefined dynamic_lookup
else
ALL_SOFLAGS += -shared
endif
ALL_SOFLAGS += $(SOFLAGS)
endif # ALL_SOFLAGS
#
# ALL_LDFLAGS
#
ifeq ($(origin ALL_LDFLAGS), undefined)
ALL_LDFLAGS += -L$(DESTDIR)$(libdir) -L$(libdir)
ALL_LDFLAGS += $(LDFLAGS)
endif # ALL_LDFLAGS
#
# ALL_LIBS
#
ifeq ($(origin ALL_LIBS), undefined)
# put $(LIBS) first as they're more likely to be higher-level dependencies
ALL_LIBS += $(LIBS)
ALL_LIBS += -lssl -lcrypto -lpthread
# NetBSD, FreeBSD, OpenBSD (and presumably descendants) lack any libdl;
# dlopen, et al are part of libc.
ifneq ($(patsubst %BSD,BSD,$(VENDOR_OS_$(d))), BSD)
ALL_LIBS += -ldl
endif
# This only seems to be necessary on Linux. Darwin and OpenBSD lack a librt.
# On OpenBSD clock_gettime is part of libc. Others have librt, but linking
# it in is unnecessary.
ifeq ($(VENDOR_OS_$(d)), Linux)
ALL_LIBS += -lrt
endif
ALL_LIBS += -lm
endif # ALL_LIBS
#
# P R O J E C T R U L E S
#
include $(d)/src/GNUmakefile
$(d)/config.h: $(d)/config.h.guess
$(CP) $< $@
#
# C L E A N R U L E S
#
.PHONY: $(d)/clean~ clean~
$(d)/clean~:
$(RM) -f $(@D)/*~
clean~: $(d)/clean~
#
# D E B I A N R U L E S
#
ifneq "$(filter $(abspath $(d))/%, $(abspath $(firstword $(MAKEFILE_LIST))))" ""
DPKG_BUILDPACKAGE ?= dpkg-buildpackage
FAKEROOT ?= fakeroot
DPKG_BUILDPACKAGE_OPTIONS ?= -b -uc -us
.PHONY: $(d)/debian $(d)/debian-clean debian deb debian-clean deb-clean
$(d)/debian:
cd $(@D) && $(DPKG_BUILDPACKAGE) -rfakeroot $(DPKG_BUILDPACKAGE_OPTIONS)
$(d)/debian-clean:
cd $(@D) && $(FAKEROOT) ./debian/rules clean
debian deb: $(d)/debian
debian-clean deb-clean: $(d)/debian-clean
endif # debian guard
#
# R E D H A T R U L E S
#
ifneq "$(filter $(abspath $(d))/%, $(abspath $(firstword $(MAKEFILE_LIST))))" ""
.PHONY: $(d)/redhat $(d)/redhat-clean redhat rpm redhat-clean rpm-clean
redhat rpm: $(d)/redhat
redhat-clean rpm-clean: $(d)/redhat-clean
endif # redhat guard
#
# R E L E A S E T A R B A L L R U L E S
#
ifneq "$(filter $(abspath $(d))/%, $(abspath $(firstword $(MAKEFILE_LIST))))" ""
LUAOSSL_VERSION := $(shell $(d)/mk/changelog version)
.PHONY: $(d)/luaossl-$(LUAOSSL_VERSION).tgz release
$(d)/luaossl-$(LUAOSSL_VERSION).tgz:
cd $(@D) && git archive --format=tar --prefix=$(basename $(@F))/ HEAD | gzip -c > $@
release: $(d)/luaossl-$(LUAOSSL_VERSION).tgz
endif # release guard
endif # include guard
# non-recursive epilogue
d := $(dirstack_$(sp))
sp := $(basename $(sp))