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elinks/Makefile.lib

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### The build commands and verbosity
# If we are verbose, we will show commands prefixed by $(Q) (which acts as
# @ in the non-verbose mode), and we will show the "real" cmds instead of
# their quiet versions (which are used in the non-verbose mode).
# Inspired by the Linux kernel build system.
ifdef V
Q =
quiet =
mquiet = masq_
else
Q = @
quiet = quiet_
mquiet = quiet_
endif
CURPATH = $(shell pwd)
TOPPATH = $(shell cd $(path_to_top) && pwd)
RELPATH = $(shell echo '$(CURPATH)' | sed 's,$(TOPPATH),,;s,^/,,;s,\([a-z]\)$$,\1/,')
# Show the command (quiet or non-quiet version based on the assignment
# just above) and then execute it.
ncmd = $(if $($(quiet)cmd_$(1)),echo $($(quiet)cmd_$(1)) &&) $(cmd_$(1))
cmd = @$(if $($(quiet)cmd_$(1)),echo $($(quiet)cmd_$(1)) &&) $(cmd_$(1))
mcmd = @$(if $($(mquiet)cmd_$(1)),echo $($(mquiet)cmd_$(1)) &&) $(cmd_$(1))
quiet_cmd_compile = ' [CC] $(RELPATH)$<'
masq_cmd_compile = $(COMPILE) -c $<
cmd_compile = $(COMPILE) -Wp,-MD,.deps/$(*F).pp -c $<
# Rule to compile a set of .o files into one .o file
quiet_cmd_ld_objs = " [LD] $(RELPATH)$@"
cmd_ld_objs = $(LD) -r -o $@ $(filter $(OBJS), $^)
quiet_cmd_link = ' [LINK] $(RELPATH)$@'
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cmd_link = $(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
# Recursive make
quiet_cmd_recmake = "[MAKE $$target] $(RELPATH)$$subdir"
cmd_recmake = $(MAKE) -C $$subdir $$target
### Internal build rules
DEP_FILES_1 = $(foreach src,$(OBJS),.deps/$(src))
DEP_FILES = $(DEP_FILES_1:%.o=%.P)
DEPS_MAGIC := $(shell mkdir .deps > /dev/null 2>&1 || :)
ifdef OBJS
-include $(DEP_FILES)
endif
%.o: %.c
$(call mcmd,compile)
@-cp .deps/$(*F).pp .deps/$(*F).P; \
tr ' ' '\012' < .deps/$(*F).pp \
| sed -e 's/^\\$$//' -e '/^$$/ d' -e '/:$$/ d' -e 's/$$/ :/' \
>> .deps/$(*F).P; \
rm .deps/$(*F).pp
ifdef SUBDIRS-yes
SUBDIRS += $(SUBDIRS-yes)
endif
ifdef OBJS-yes
OBJS += $(OBJS-yes)
endif
ifdef SUBDIRS
# Apparently wildcard won't expand *.o files so check if there are any *.c
# files and use that to magically add the lib.o file of the subdirectory.
subobjs := $(strip $(foreach subdir,$(sort $(filter-out src,$(SUBDIRS))), \
$(if $(wildcard $(subdir)/*.c),$(subdir)/lib.o)))
endif
ifneq ($(subobjs),)
OBJS += $(subobjs)
endif
ifdef OBJS
CLEAN += $(OBJS)
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clean-local:
$(RM) lib.o $(CLEAN)
lib.o: $(sort $(OBJS))
$(call cmd,ld_objs)
all-local: lib.o
endif
# Recursion:
.PHONY: all-recursive install-recursive clean-recursive
all-recursive install-recursive clean-recursive:
ifdef SUBDIRS
@target=`echo $@ | sed s/-recursive//`; \
for subdir in $(sort $(SUBDIRS)); do \
$(call ncmd,recmake) || exit 1; \
done
endif
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all: all-recursive all-local
install: install-recursive install-local
clean: clean-recursive clean-local
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all-local:
install-local:
clean-local:
# vim:syntax=make