256 lines
4.8 KiB
Plaintext
256 lines
4.8 KiB
Plaintext
# This Makefile is chaotic. Sorry.
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# It gets (most of) the job done and that's what counts.
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#
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all:: first_rule
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unexport KERNEL
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unexport PROGRAM
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unexport PROGRAMS
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unexport CC
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unexport CFLAGS
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unexport LDFLAGS
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unexport SOURCES
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unexport HEADERS
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unexport LIB
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unexport LIBS
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unexport OBJ
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unexport OBJS
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unexport DOCARDS
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unexport WHAT
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unexport REALSOURCE
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unexport DOSRC
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unexport SUBDIRS
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unexport EXTRA_CFLAGS
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unexport EXTRA_LDFLAGS
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unexport EXTRA_LIBS
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ifneq ($(strip $(DOCARDS)),)
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KERNEL=1
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endif
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include $(TOPDIR)/Make.config
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export KERNELSRC
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export TOPDIR
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VERSION := $(shell $(TOPDIR)/tools/getversion $(KERNELSRC))
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.PHONY: dummy
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ifeq ($(strip $(HEADERS)),)
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HEADERS := $(wildcard *.h)
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endif
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DOSRC:=1
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ifneq ($(strip $(REALSOURCE)),)
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DOSRC:=0
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endif
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ifneq ($(strip $(DOCARDS)),)
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DOSRC:=1
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endif
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ifeq ($(DOSRC),1)
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ifneq ($(strip $(KERNEL)),)
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ifeq ($(strip $(SOURCES)),)
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SOURCES := $(wildcard *.c)
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endif
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else
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ifeq ($(strip $(PSOURCES)),)
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PSOURCES := $(wildcard *.c)
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endif
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endif
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endif
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ifneq ($(strip $(DOCARDS)),)
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OLDSOURCES := $(SOURCES)
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SOURCES := $(filter $(addsuffix .c,$(CARDS)),$(SOURCES))
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endif
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INCLUDES = -I$(TOPDIR)/include -I$(TOPDIR)/compat -I$(TOPDIR)/streams -I$(KERNELSRC)/include $(EXTRA_INCLUDES)
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first_rule:: libs programs modules
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all depend indent clean install::
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ifneq ($(strip $(SUBDIRS)),)
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$(MAKE) WHAT=$@ subdirs
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subdirs::
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set -e; for i in $(SUBDIRS); do $(MAKE) -r TOPDIR=../$(TOPDIR) -C $$i $(WHAT); done
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endif
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depend::
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ifneq ($(strip $(SOURCES)),)
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OBJS = $(addsuffix .o, $(basename $(SOURCES)))
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endif
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ifneq ($(strip $(PSOURCES)),)
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POBJS = $(addsuffix .o, $(basename $(PSOURCES)))
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ifeq ($(strip $(PROGRAM)),)
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ifeq ($(strip $(PROGRAMS)),)
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ifeq ($(strip $(LIB)),)
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PROGRAMS = $(basename $(PSOURCES))
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endif
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endif
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endif
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endif
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ifneq ($(strip $(REALSOURCE)),)
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$(OBJS): $(REALSOURCE)
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$(CC) $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) -DREALNAME=$(basename $@) -D_$(basename $@)_ -c -o $@ $<
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else
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ifeq ($(DOCARDS),1)
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%.o: %.c
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$(CC) $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) -DREALNAME=$(basename $@) -D_$(basename $@)_ -c -o $@ $<
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else
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%.o: %.c
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$(CC) $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) -c -o $@ $<
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endif
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endif
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clean::
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rm -f .depend core
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rm -f *.vi?
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ifneq ($(strip $(TARGET)),)
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rm -f $(TARGET)
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endif
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ifneq ($(strip $(POBJS)),)
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rm -f $(POBJS)
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endif
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ifneq ($(strip $(OBJ)),)
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rm -f $(OBJ)
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endif
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ifneq ($(strip $(OBJS)),)
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rm -f $(OBJS)
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endif
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ifneq ($(strip $(PROGRAM)),)
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rm -f $(PROGRAM)
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endif
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ifneq ($(strip $(filter-out $(NOCLEAN),$(PROGRAMS))),)
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rm -f $(filter-out $(NOCLEAN),$(PROGRAMS))
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endif
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ifneq ($(strip $(LIB)),)
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rm -f $(LIB)
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endif
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ifneq ($(strip $(PROGRAM)),)
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programs:: $(PROGRAM)
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$(PROGRAM): $(POBJS) $(filter %.a,$(LIBS) $(EXTRA_LIBS))
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$(CC) $(EXTRA_LDFLAGS) $(LDFLAGS) -o $@ $(POBJS) $(EXTRA_LIBS) $(LIBS)
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else
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ifneq ($(strip $(PROGRAMS)),)
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programs:: $(PROGRAMS)
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%: %.o $(filter %.a,$(LIBS) $(EXTRA_LIBS))
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$(CC) $(EXTRA_LDFLAGS) $(LDFLAGS) -o $@ $< $(EXTRA_LIBS) $(LIBS)
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else
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programs::
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endif
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endif
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ifneq ($(strip $(PROGRAMS)),)
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programs:: $(PROGRAMS)
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else
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programs::
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endif
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ifneq ($(strip $(LIB)),)
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libs: $(LIB)
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$(LIB): $(POBJS)
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rm -f $@
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$(AR) rcs $@ $^
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else
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libs:
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endif
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lib::
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ifneq ($(strip $(P_LIB)),)
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$(MAKE) $(P_OBJ)
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endif
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ifneq ($(strip $(OBJS)),)
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ifeq ($(strip $(OBJ)),)
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modules: $(OBJS)
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else
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modules: $(OBJ)
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$(OBJ): $(OBJS)
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$(LD) -r -o $@ $^
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endif
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else
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modules:
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endif
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install::
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ifeq ($(strip $(KERNEL)),1)
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ifneq ($(strip $(OBJ)),)
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$(TOPDIR)/tools/insmod $(OBJ)
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else
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ifeq ($(strip $(DOCARDS)),1)
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$(foreach OBJ,$(OBJS),$(TOPDIR)/tools/d_insmod $(OBJ); )
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else
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$(foreach OBJ,$(OBJS),$(TOPDIR)/tools/insmod $(OBJ); )
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endif
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endif
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else
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ifneq ($(strip $(PROGRAM)),)
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install $(PROGRAM) $(DESTDIR)/bin-$(VERSION)
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endif
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ifneq ($(strip $(PROGRAMS)),)
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install $(PROGRAMS) $(DESTDIR)/bin-$(VERSION)
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endif
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endif
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indent::
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ifneq ($(strip $(PSOURCES)),)
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$(TOPDIR)/tools/indent.sh $(PSOURCES)
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endif
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ifneq ($(strip $(SOURCES)),)
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$(TOPDIR)/tools/indent.sh $(SOURCES)
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endif
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ifneq ($(strip $(HEADERS)),)
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$(TOPDIR)/tools/indent.sh $(HEADERS)
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endif
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ifeq (.depend,$(wildcard .depend))
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include .depend
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endif
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depend::
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rm -f .depend
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ifneq ($(strip $(SOURCES)),)
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ifneq ($(strip $(REALSOURCE)),)
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depend:: Makefile $(REALSOURCE) $(HEADERS)
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$(foreach SOURCE,$(SOURCES), $(CC) -M $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) $(REALSOURCE) -D_$(SOURCE:.c=)_ | sed -e s/$(REALSOURCE:.c=.o)/$(SOURCE:.c=.o)/ >> .depend ; )
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else
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depend:: Makefile $(SOURCES) $(HEADERS)
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ifneq ($(strip $(CONFIG_MODVERSIONS)),)
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ifneq ($(strip $(SYMTAB)),)
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$(CC) $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) -E -D__GENKSYMS__ $(SYMTAB) | /sbin/genksyms $(TOPDIR)/include
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for i in $(SYMTAB:.c=.ver) ; do echo "#include \"$$i\"" ; done >> $(TOPDIR)/include/symtables
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endif
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endif
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$(CC) -M $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) $(SOURCES) >> .depend
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endif
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endif
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ifneq ($(strip $(PSOURCES)),)
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depend:: Makefile $(PSOURCES) $(HEADERS)
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$(CC) -M $(CFLAGS) $(INCLUDES) $(EXTRA_CFLAGS) $(PSOURCES) >> .depend
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endif
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