# Imakefile for pnm tools.
#
# Copyright (C) 1989 by Jef Poskanzer.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for any purpose and without fee is hereby granted, provided
# that the above copyright notice appear in all copies and that both that
# copyright notice and this permission notice appear in supporting
# documentation.  This software is provided "as is" without express or
# implied warranty.

# CONFIGURE: You can compile PNM without PPM.  If you don't want PPM,
# comment out the next five lines.  This will make the PNM programs use
# less memory.
PPMOPT =	-DPPM
PPMDIR =	../ppm
INCLUDEPPM =	-I$(PPMDIR)
LIBPPM =	$(PPMDIR)/libppm.a
DEFPPM =	$(PPMDIR)/ppm.h ../pbmplus.h
DEFLIBPPM =	$(PPMDIR)/libppm.h

# CONFIGURE: Likewise here: if you don't have PGM, comment these lines out.
PGMOPT =	-DPGM
PGMDIR =	../pgm
INCLUDEPGM =	-I$(PGMDIR)
LIBPGM =	$(PGMDIR)/libpgm.a
DEFPGM =	$(PGMDIR)/pgm.h
DEFLIBPGM =	$(PGMDIR)/libpgm.h

# PBM is required, don't comment these lines out.
PBMOPT =	-DPBM
PBMDIR =	../pbm
INCLUDEPBM =	-I$(PBMDIR)
LIBPBM =	$(PBMDIR)/libpbm.a
DEFPBM =	$(PBMDIR)/pbm.h
DEFLIBPBM =	$(PBMDIR)/libpbm.h

INCLUDE =	$(INCLUDEPPM) $(INCLUDEPGM) $(INCLUDEPBM)
ALLCFLAGS =	$(CFLAGS) $(PPMOPT) $(PGMOPT) $(PBMOPT) $(INCLUDE)
LIBPNM =	libpnm.a

BINARIES =	pnmcat pnmcrop pnmcut pnmenlarge pnmflip pnminvert pnmpaste \
		pnmtile

MANUALS1 =	pnmcat.1 pnmcrop.1 pnmcut.1 pnmenlarge.1 pnmflip.1 \
		pnminvert.1 pnmpaste.1 pnmtile.1
MANUALS3 =	libpnm.3
MANUALS5 =	pnm.5

all:		$(BINARIES)

install::	all
	cp $(BINARIES) $(BINDIR)

install.man::
	cp $(MANUALS1) $(MANUALS3) $(MANUALS5) $(MANDIR)

# Rule for plain programs.
$(BINARIES):	pnm.h $(DEFPPM) $(DEFPGM) $(DEFPBM) $(LIBPNM) \
			$(LIBPPM) $(LIBPGM) $(LIBPBM)
	$(CC) $(ALLCFLAGS) $(LDFLAGS) -o $@ $@.c $(LIBPNM) $(LIBPPM) $(LIBPGM) $(LIBPBM)

# And library.
$(LIBPNM):	libpnm1.o libpnm2.o libpnm3.o
	-rm $(LIBPNM)
	ar rc $(LIBPNM) libpnm1.o libpnm2.o libpnm3.o
	-ranlib $(LIBPNM)

libpnm1.o:	pnm.h $(DEFPPM) $(DEFPGM) $(DEFPBM) libpnm1.c
	$(CC) $(ALLCFLAGS) -c libpnm1.c
libpnm2.o:	pnm.h $(DEFPPM) $(DEFPGM) $(DEFPBM) libpnm2.c $(DEFLIBPPM) \
		$(DEFLIBPGM) $(DEFLIBPBM)
	$(CC) $(ALLCFLAGS) -c libpnm2.c
libpnm3.o:	pnm.h $(DEFPPM) $(DEFPGM) $(DEFPBM) libpnm3.c $(DEFLIBPPM) \
		$(DEFLIBPGM) $(DEFLIBPBM)
	$(CC) $(ALLCFLAGS) -c libpnm3.c