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# ll build system
#
# Copyright (C) 2006 Lauri Leukkunen <lle@rahina.org>
#
# 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.
# Make sure this file is only included once per make invocation
ifndef _LL_BUILD_MAKEFILE_INCLUDE
_LL_BUILD_MAKEFILE_INCLUDE=1
# this is here to enforce a sensible default target
__kicker_target: all
TOPDIR := $(CURDIR)
# a useful function to expand paths
define llep
$(patsubst %,$(LLPWD)/%,$(1))
endef
# import all the subdir Makefiles recursively
define import_dir
subdirs :=
objects :=
LLPWD := $(1)
include $(1)/Makefile
dep_files := $$(wildcard $(1)/.*.d)
include $(dep_files)
all-objects := $$(all-objects) $$(patsubst %,$(1)/%,$$(objects))
tmp := $$(patsubst %,$(1)/%,$$(subdirs))
perkele := $$(foreach dir,$$(tmp),$$(eval $$(call import_dir,$$(dir))))
endef
$(foreach dir,$(subdirs),$(eval $(call import_dir,$(dir))))
built_in_target := built-in.o
all_objects := $(obj-builtin)
all_objects += $(foreach t,$(extra_targets),$($(t)))
ifdef V
Q =
P = @printf "" # <- space before hash is important!!!
else
P = @printf "[%s] $@\n" # <- space before hash is important!!!
Q = @
endif
%.so::
$(P)SHLIB
$(Q)$(CC) $(CFLAGS) $(LDFLAGS) -shared -o $@ $^ $(LIBS)
%.a::
$(P)ARCHIVE
$(Q)$(CC) -Wl,-r -nostdlib -nodefaultlibs -nostartfiles -o $@ $^
built-in.o:: %.o
$(P)BUILTIN
$(Q)$(CC) -Wl,-r -nostdlib -nodefaultlibs -nostartfiles -o $@ $^
%.o:: %.S
$(P)AS
$(Q)$(CC) $(CFLAGS) -D__ASSEMBLY__ -Wp,-MT,$@ -Wp,-MMD,$(dir $@).$(notdir $@).d -o $@ -c $<
%.o:: %.c
$(P)CC
$(Q)$(CC) $(CFLAGS) -D__ASSEMBLY__ -Wp,-MT,$@ -Wp,-MMD,$(dir $@).$(notdir $@).d -o $@ -c $<
%.o:: %.cc
$(P)CXX
$(Q)$(CXX) $(CFLAGS) $(CXXFLAGS) -Wp,-MT,$@ -Wp,-MMD,$(dir $@)/.$(notdir $@).d -o $@ -c $<
%.o:: %.cpp
$(P)CXX
$(Q)$(CXX) $(CFLAGS) $(CXXFLAGS) -Wp,-MT,$@ -Wp,-MMD,$(dir $@)/.$(notdir $@).d -o $@ -c $<
%:: %.cc
%:: %.c
%:: %.o
define ll_clean
rm -rf $(CLEAN_FILES)
find . -name "*.[oasd]" -o -name ".*.d" -o -name "*.*~" -o -name "*~" -o -name "*.lock" | xargs rm -rf
endef
endif
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