# Generic makefile for a library
# Last edited on 2007-02-06 23:23:52 by stolfi

######################################################################
# To be included by the top-level Makefile in the library's directory.
# The caller must define ${LIBNAME}

ifneq "/${LIBNAME}" "/"

# Where to install the library:
INSTPUB := ../PUB
INSTINC := ${INSTPUB}/include
INSTLIB := ${INSTPUB}/lib

# Location of Rumiko's headers:
RUPUB := ../PUB
RUINC := ${RUPUB}/include

# Get list of sources:
HFILES := ${wildcard *.h}
CFILES := ${wildcard *.c}

# Derived object files:
HOFILES := ${subst .h,.ho,${HFILES}}
OFILES := ${subst .c,.o,${CFILES}}

# Library file name:
LIBFILE = ${LIBNAME}.a

# Make targets:
.PHONY: \
  depend \
  all \
  uninstall \
  build build-lib check \
  install \
  clean

# all: uninstall clean build install
all: uninstall build install
# all: build

# File with dependencies between sources:
DEPFILE := Deps.make
# This file must be present to run "make";
# create an empty one if necessary.

# Directories to search for #include files:
IFLAGS := -I. -I${RUINC}

#---------------------------------------------------------------------
# "make depend" recreates the source dependency file ${DEPFILE}.

depend: 
	/bin/rm -f ${DEPFILE}
	extract-ho-deps ${IFLAGS} -I/usr/include \
            ${HFILES} ${CFILES} \
          | egrep -v ': /usr/include' \
          > ${DEPFILE}

#---------------------------------------------------------------------
# "make build" assumes that the dependencies in ${DEPFILE}
# are up-to-date.

build: build-lib
  
build-lib: ${HOFILES} ${LIBFILE}

CC := /usr/bin/gcc

CFLAGS := \
  -ggdb -O \
  -Wall -Wpointer-arith -Wmissing-prototypes \
  -fpcc-struct-return

%.o: %.c
	${CC} -c ${CFLAGS} ${IFLAGS} ${IFLAGS} $*.c
  
%.ho: %.h
	${CC} -o $*.ho -c ${CFLAGS} ${IFLAGS} ${IFLAGS} -x c $*.h \
          || /bin/rm -f $*.ho
  
${LIBFILE}: ${OFILES}
	-rm -f $*.a
	ar crv $*.a ${OFILES}
	ranlib $*.a

# Include specific dependencies extracted by "make depend"
include ${DEPFILE}

#---------------------------------------------------------------------
# "make install" copies program and makefile to the public dir.

install: ${HFILES} ${HOFILES} ${LIBFILE}
	cp -p ${HFILES} ${INSTINC}
	cp ${HOFILES} ${INSTINC}
	cp -p ${LIBFILE} ${INSTLIB}

#---------------------------------------------------------------------
# "make uninstall" deletes the exported program and makefile:

uninstall:
	( cd ${INSTINC} && rm -f ${HFILES} ${HOFILES} )
	( cd ${INSTLIB} && rm -f ${LIBFILE} )
  
#---------------------------------------------------------------------
# "make archive" creates a tarball of sources and library:

TARGZ := ${LIBNAME}.tgz
  
archive:
	tar -cvzf ${TARGZ} \
          00-README Makefile \
            ${LIBFILE} \
            ${HFILES} ${CFILES}

#---------------------------------------------------------------------
# "make check" runs the tests in the "tests" subdirectory.

TESTDIR := tests

check:
	cd ${TESTDIR} && ${MAKE} all

#---------------------------------------------------------------------
# "make clean" deletes all derived files.

clean:
	-/bin/rm -f *.o *.ho *.a core
  
endif
# End of ${LIBNAME} section.
######################################################################