# Makefile for pnmxarith
# Last edited on 2001-11-02 18:08:55 by stolfi

PROG = pnmxarith

PBMPLUS_PREFIX = /usr
INSTALL_PREFIX = ${HOME}

INSTALL_INC = ${INSTALL_PREFIX}/include
INSTALL_LIB = ${INSTALL_PREFIX}/lib
INSTALL_BIN = ${INSTALL_PREFIX}/bin
INSTALL_MAN = ${INSTALL_PREFIX}/man

PBMINC = ${PBMPLUS_PREFIX}/include
PBMLIB = ${PBMPLUS_PREFIX}/lib

INCLUDES = \
  ${PBMINC}/pbm.h \
  ${PBMINC}/pgm.h \
  ${PBMINC}/ppm.h \
  ${PBMINC}/pnm.h
  
LIBRARIES = \
  ${PBMLIB}/libpnm.a \
  ${PBMLIB}/libppm.a \
  ${PBMLIB}/libpgm.a \
  ${PBMLIB}/libpbm.a

SHELL =		/bin/sh

MANSECT =       1
MANPAGE =	${PROG}.1

.PHONY: all uninstall install clean

all: uninstall clean ${PROG} install

CC = gcc \
  -DSYSV \
  -ansi \
  -Wall -Wpointer-arith -Wmissing-prototypes \
  -fpcc-struct-return

CFLAGS =   -O -g
LDFLAGS = 
IFLAGS =   -I. -I${PBMINC}

uninstall: ;\
  ( cd ${INSTALL_BIN} && rm -f ${PROG} ) ;\
  ( cd ${INSTALL_MAN} && rm -f man${MANSECT}/${MANPAGE} ) 

install: ${PROG} ${MANPAGE} ;\
  cp -p ${PROG} ${INSTALL_BIN}/ ;\
  cp -p ${MANPAGE} ${INSTALL_MAN}/man${MANSECT}/
  
# Rule for plain programs.
${PROG}: ${PROG}.c ${INCLUDES} ${LIBRARIES}
	${CC} ${CFLAGS} ${IFLAGS} ${LDFLAGS} -o $@ $@.c ${LIBRARIES} -lm 

clean:
	-/bin/rm -f *.o *.ho *.a *~ core ${PROG}