#! /bin/make -f
#
#<ABS># Makefile for code snippets from http://www.berlinos.de/
#
#<DSC>#
# Compiles the code snippets and utility programs from
# http://www.berlinos.de/Snippets
#
#<CPY># GPL 2004 Manfred Waßmann http://www.berlinos.de/
#<END>#
#
# Copyright (C) 2004 Manfred Waßmann http://www.berlinos.de/
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License version 2,
#  as published by the Free Software Foundation.
#

MODULE := Snippets

# Name of the main index file
IDX := 00Index

#############################
### customization section ###
#############################
# Macros defined here may be overriden from the command line or environment

I9N_STYLES = kr orig linux gnu

BINARIES = $(shell sed -e \
	'/^\*\([A-Za-z][-0-9A-Za-z_]*\): [-0-9A-Za-z_]*\.c.*/s//\1/;t;d' \
	$(IDX))
VERBOSE=-v

KERNELSRC = /usr/src/linux

# Program used to install files
INSTALL := /usr/bin/install
DVIPS = dvips
TEX   = latex

# default CFLAGS
override CFLAGS := -Wall -Wshadow -Wsign-compare \
	-Wno-write-strings -Wno-conversion -Waggregate-return \
	-Wstrict-prototypes -Wno-missing-prototypes \
	-Wno-missing-declarations -Wredundant-decls \
	-Wnested-externs -Winline \
	$(CFLAGS)
# gcc-3.0: -Wunreachable-code


# additional (C|LD)FLAGS for optimization of release versions
OPTIMIZATION_FLAGS = -Os

prefix = ~
bindir = $(prefix)/bin
libdir = $(prefix)/lib
includedir = $(prefix)/include

####################################
### End of customization section ###
####################################
programs= epmhelper lsm-genstruct.awk lsm-skeleton.awk \
	char errno isascii odiff pathconf sysconf xc xor
sources = $(filter-out $(BINARIES:=.c),$(wildcard *.c))
headers = berlinos_debug.h
texsrc = $(wildcard *.tex)

# Definitions used when building binary packages using buildpkg.mk
PKGFORM    = deb
# Use lowercase only name for building debian package
#PKGNAME    = snippets
PKGVERSION = $(subst evision:,,$(strip 1.13R))
#PKGRELEASE = 
PACKAGER   = $(USER)
VENDOR     = http://www.berlinos.de/
README     = /dev/null
COPYNOTE   = COPYING
LICENSE    = div
PKGBINS    = $(programs)
PKGSRCS    = $(sources)
PKGHDRS    = $(headers)
PKGMKFILES = Makefile
#BUILDPKG_VERSION = 2.10
export BUILDPKG_VERSION

#####################
### Macro section ###
#####################

CFLAGS += -I.
LDFLAGS += -L.

# Additional system libraries
SYSLIBS =

## glibc/dietlibc ##
ifndef DIET
  CC = gcc
else
  CC = diet gcc
endif

## curses
ifdef CURSES
  override CFLAGS += -DUSE_CURSES
  override LDFLAGS += -lcurses
endif

ifeq ($(CURDIR),)
	CURDIR := `pwd`
endif
CWDBASE = $(notdir $(CURDIR))
ARCHIVE = $(CURDIR).tar.gz

TAG_VER = $(strip $(LIB_MAJOR))_$(strip $(LIB_MINOR))

######################
### Target section ###
######################
all: all-i9n $(BINARIES) $(patsubst %.tex,%.ps,$(texsrc))
	@+printf "[%s]\n" $@

###################################
### Include auxiliary makefiles ###
###################################
# These have to be included after the default target
include buildpkg.mk

release: CFLAGS  := $(OPTIMIZATION_FLAGS) -DNDEBUG -UDEBUG
release: LDFLAGS := $(OPTIMIZATION_FLAGS)
release: clean all
	@+printf "[%s]\n" $@


debug: DEBUG ?= 1
debug: CFLAGS := -g -DDEBUG=$(DEBUG)
debug: LDLIBS := -lmcheck
debug: clean all
	@+printf "[%s]\n" $@


install: install-headers install-binaries
	@+printf "[%s]\n" $@


install-binaries: $(programs)
	@+printf "[%s]\n" $@
	-test "$^" && $(INSTALL) $(VERBOSE) $^ $(bindir)/


install-headers: $(headers)
	@+printf "[%s]\n" $@
	-test "$^" && $(INSTALL) $(VERBOSE) $^ $(includedir)/


deinstall-binaries:
	@+printf "[%s]\n" $@
	$(RM) $(programs:%=$(bindir)/%)


deinstall-headers:
	@+printf "[%s]\n" $@
	$(RM) $(headers:%=$(includedir)/%)


deinstall: deinstall-binaries deinstall-headers
	@+printf "[%s]\n" $@


tag:
	@+printf "[%s]\n" $@
	cvs tag -F a$(TAG_VER)


branch-%:
	@+printf "[%s]\n" $@
	cvs tag -b -f -r a$* v$*
	cvs tag -d a$*

i9n-%: i9n.c
	@+printf "[%s]\n" $@
	indent -$* -o $@ $<


all-i9n: i9n-gnu.c i9n-kr.c i9n-orig.c
	@+printf "[%s]\n" $@
	indent -kr -i8 -ts8 -sob -l80 -ss -bs -psl -o i9n-linux.c i9n.c
	for r in $(I9N_STYLES);do for s in $(I9N_STYLES);do \
		test $$r = $$s || \
			diff -ub i9n-$$r.c i9n-$$s.c |tee i9n-$$r-$$s.diff; \
	done;done


lsm-%:
	@+printf "[%s]\n" $@
	$(MAKE) $*_hooks.c $*_secops.c


%_hooks.c: $(KERNELSRC)/include/linux/security.h
	@+printf "[%s]\n" $@
	touch .stamp-lsm-$*
	./lsm-skeleton.awk -vp=$* $^


%_secops.c: $(KERNELSRC)/include/linux/security.h
	@+printf "[%s]\n" $@
	touch .stamp-lsm-$*
	./lsm-genstruct.awk -vp=$* $^

#
# Override macros for specific targets
#
md5test: LDFLAGS=-lcrypto


#
# Non-standard compilation targets
#
elfdump: LDFLAGS += -lelf

#
# Internal targets
#

depend: $(addsuffix .d,$(basename $(sources))) version.make
	@+printf "[%s]\n" $@


$(BINARIES): $(BINARIES:=.o)
	@+printf "[%s]\n" $@
	$(CC) $(CFLAGS) $@.o $(LDFLAGS) -o $@


%.c %.h: %.et
	@+printf "[%s]\n" $@
	compile_et $^ $@


%.et: %.et-in
	@+printf "[%s]\n" $@
	sed $(ET_SUBST) $^ > $@


%.o: %.c %.d Makefile
	@+printf "[%s]\n" $@
	$(CC) $(CFLAGS) -c $< -o $@


%.d: %.c
	@+printf "[%s]\n" $@
	$(CC) $(CFLAGS) -M -MG -MMD $<


%.i: %.c
	@+printf "[%s]\n" $@
	$(CC) $(CFLAGS) -E -o - $^ | egrep -v '^[ \t]*$$' > $@


%: %.c %.d Makefile
	@+printf "[%s]\n" $@
	$(CC) $(CFLAGS) $< -o $@ $(LDFLAGS)


#%.dvi: %.tex
#	@+printf "[%s]\n" $@
#	$(TEX) $<
#	$(TEX) $<
#	$(TEX) $<


%.ps: %.dvi
	@+printf "[%s]\n" $@
	$(DVIPS) -o $@ $<


clean:
	@+printf "[%s]\n" $@
	$(RM) a.out $(BINARIES) *.o *.s *.i *.aux *.log
	$(RM)	$(patsubst %.tex,%.aux,$(texsrc)) \
		$(patsubst %.tex,%.log,$(texsrc)) \
		$(patsubst %.tex,%.toc,$(texsrc))


distclean: clean clean-lsm $(clean-pkg)
	@+printf "[%s]\n" $@
	$(RM) *~
	$(RM) *.log
	$(RM) version.make *.d
	$(RM)	$(patsubst %.tex,%.dvi,$(texsrc)) \
		$(patsubst %.tex,%.pdf,$(texsrc)) \
		$(patsubst %.tex,%.ps,$(texsrc))
	$(RM) i9n-*.c i9n-*.diff


clean-lsm: $(foreach \
	s,$(wildcard .stamp-lsm-*),clean-lsm-$(patsubst .stamp-lsm-%,%,$s))
	@+printf "[%s]\n" $@


clean-lsm-%:
	@+printf "[%s]\n" $@
	$(RM) $*_hooks.c $*_secops.c .stamp-lsm-$*


cvsclean:
	@+printf "[%s]\n" $@
	find . \( -name '.#*' -o -name '*.~[0-9]*.~' \) -print | xargs $(RM) -v



tarball: distclean
	@+printf "[%s]\n" $@
	cd .. && tar -chzvf $(ARCHIVE) \
		 --exclude=$(CWDBASE)/CVS \
		--exclude=$(CWDBASE)/*/CVS \
		--exclude=$(CWDBASE)/Attic \
		--exclude=$(CWDBASE)/*/Attic \
		--exclude=$(CWDBASE)/tmp \
		--exclude=$(CWDBASE)/\*.tar.gz \
		--exclude=$(CWDBASE)/unpack \
		--exclude=$(CWDBASE)/\*~ \
		--exclude=$(CWDBASE)/*/\*~ \
		--exclude=$(CWDBASE)/\*.back \
		--exclude=$(CWDBASE)/*/\*.back \
		--exclude=$(CWDBASE)/\*.old \
		--exclude=$(CWDBASE)/*/\*.old \
		--exclude=$(CWDBASE)/\*.new \
		--exclude=$(CWDBASE)/*/\*.new \
		--exclude=$(CWDBASE)/testbed \
		 $(CWDBASE)/*


.PHONY: all debug release depend clean distclean tag com_err

##########################################
### Include autogenerated dependencies ###
##########################################
include $(wildcard *.d)


### Local Variables:
### tab-width: 8
### End: