#=======================================================================
# UNIX version of Makefile for Fortran program checker ftnchek version 2.9
#
# Current target list:
#	TAGS
#	all			build ftnchek and its documentation files
#	blurb.txt
#	check			run validation test suite
#	clean			remove unnecessary intermediate files
#	clobber			make clean, and remove ftnchek executable
#	dcl2inc.doc		ASCII form of documentation
#	dcl2inc.ps		PostScript form of documentation
#	dcl2inc			Shell script to convert decls to includes
#	distclean		remove everything not in the distribution
#	docs			documentation files
#	fortran.c		translate yacc code to C
#	ftnchek			ftnchek executable program
#	ftnchek.1		UNIX manual page document
#	ftnchek.doc		ASCII form of documentation
#	ftnchek.hlp		VAX/VMS HELP library source
#	htmldocs		hypertext form of documentation
#	ftnchek.ps		PostScript form of documentation
#	install			install ftnchek and dcl2inc and their man pages
#	install-exe		install ftnchek and dcl2inc executables
#	install-man		install only man pages
#	install-man-sgi		install only man pages on SGI systems
#	install-lisp		install only ftnchek.el
#	lint			run lint on source code
#	mostlyclean		same as clean
#	prog			same as ftnchek
#	realclean		same as clobber
#	spotless		make distclean, then remove formatted
#				documentation (do NOT do this if you don't
#				have groff or nroff/troff to recreate the
#				documentation!)
#	maintainer-clean	distclean, then things maintainer can rebuild
#	TAGS			emacs editor tags file
#	tags			ex and vi editor tags file
#	uninstall		undo an ftnchek installation
#	tar			distribution tar file
#
# Object file targets:
#	ftnchek.o
#	exprtype.o
#	forlex.o
#	fortran.o
#	pgsymtab.o
#	plsymtab.o
#	project.o
#	symtab.o
#
#
#
# Copyright (c) 1999 by Robert K. Moniot.
# 
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
# ROBERT K. MONIOT OR FORDHAM UNIVERSITY BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
# 
# Except as contained in this notice, the name of ftnchek shall not be used
# in advertising or otherwise to promote the sale, use or other dealings in
# this Software without prior written authorization from the author.
# 
#
# Acknowledgements and thanks to Nelson H. F. Beebe of the University
# of Utah for improvements to this Makefile.
# [25-Apr-1994]
#=======================================================================

# These definitions should be customized for your local conventions
# if you want to do "make install" or "make uninstall".
#  prefix is the root of the destination for installing things.
#  bindir is directory for executables, mandir for man pages.
#  manext is the extension on man pages, including the dot.
#  libdir is the directory for library files (dcl2inc.awk).  It must
#    agree with the libdir defined in dcl2inc as made by configure.
#  lispdir is where to put ftnchek.el.  filterdir is where to put ftnpp.

prefix		= /usr/local
exec_prefix	= ${prefix}
bindir		= ${exec_prefix}/bin
mandir		= ${prefix}/man
manext		= .1
sgimansubdir	= /manl
libdir		= ${exec_prefix}/lib/ftnchek
lispdir		= ${prefix}/lib/emacs/site-lisp
filterdir	= ${bindir}

# Define suffix for executables, for non-unix systems which have one.
EXE		= 
#EXE		= .exe

# Define suffix for scripts, to go on the end of dcl2inc script.
CMD		= 
#CMD		= .cmd
#CMD		= .bat

# The following definitions are set for your system by configure
CC              = cc
HAS_NROFF	= true
MANtoPS		= ./man2ps
MANtoHTML	= rman -f HTML
NAWK		= gawk
NROFF		= nroff
STRIP           = strip
YACC            = bison -y
ZIP		= zip

# The following is only used for targets ftnchek.doc and ftnchek.hlp
# which are not needed for unix platforms.  It removes control chars
# and converts tabs to blanks.  Normally COL=col -bx but if you don't
# have it, can make do with cat.
COL		= col -bx

# Editor tags file support
CTAGS		= ctags
CTAGSFLAGS	= -t
ETAGS		= etags

# The following suffixes are for making various forms of documentation
.SUFFIXES: .cat .catman .doc .man .ps

# These system utilities should be standard on all UNIX systems
CHMOD		= chmod
CMP		= cmp
CP		= cp
DIFF		= diff
EQN		= eqn
GREP		= grep
MKDIR		= mkdir
MV		= mv
PATCH		= patch
PWD_PROG	= pwd
RM		= rm -f
RMDIR		= rmdir
SED		= sed
SHELL		= sh
SOELIM		= soelim
TBL		= tbl
TAR		= tar

# Pack is needed only for install-man-sgi target
PACK		= pack

FTNCHEK		= ./ftnchek$(EXE)

# The ftnpp filter can be built only on systems that support pipe
# and fork system calls.  By default, it is not built.
# If ftnpp is built, it will be installed in filterdir.
FILTER_PROG	= ftnpp$(EXE)

# OPTIONS is used to define various characteristics.  Most commonly
# needed ones are given below; uncomment whichever you like.
# See ftnchek.h for others, with their defaults and explanations.
# OPTIONS shouldn't include things controlled by "configure".
# To include your own options without touching the Makefile, say
#              make "OPTIONS= <your-list-of-options>"

# If you want -f77=all to be the default, uncomment this.
#OPTIONS        = -DSTRICT_SYNTAX


# CFLAGS is used to define the operating system and options
# LDFLAGS gives linker options
# YFLAGS specifies yacc options
CFLAGS          = -DUNIX -O $(OPTIONS)
LDFLAGS         = 
YFLAGS          = -d

# fortran.o first because of possible remake if tokdefs.h changes (see below)
OBJS            = fortran.o exprtype.o forlex.o ftnchek.o \
		  pgsymtab.o plsymtab.o project.o symtab.o

DOCS		= README INSTALL LICENSE PATCHES FAQ project.magic \
			average.f average.out correct.f \
			blurb.txt dcl2inc.doc dcl2inc.man dcl2inc.ps \
			ftnchek.doc ftnchek.hlp ftnchek.man ftnchek.ps html \
			ftnpp.doc ftnpp.man ftnpp.ps \
			macro-doc.txt project-doc.tex

UNIX_BUILDFILES	= Makefile.in configure configure.in config.guess config.sub \
			config.h.in configure.generic install-sh \
			makefile.unix \
			add_html_refs.sh make_html.sh \

VMS_BUILDFILES	= build-alpha.com build.com cc.com \
			link-alpha.com link.com

OS2_BUILDFILES	= ftnchek.def makefile.os2 configure_os2.cmd

OTHER_BUILDFILES= makefile.bc makefile.djgpp \
			makefile.generic makefile.mpw \
			ftnchek210.dsp ftnchek210.dsw

BUILDFILES	= $(UNIX_BUILDFILES) $(VMS_BUILDFILES) $(OS2_BUILDFILES) \
			$(OTHER_BUILDFILES)

SRCS            = exprtype.c forlex.c fortran.y fortran.c ftnchek.c \
		  config.h ftnchek.h intrins.h iokeywds.h keywords.h \
		  pgsymtab.c plsymtab.c project.c \
		  symtab.c symtab.h tokdefs.h
SCRIPTS		= dcl2inc dcl2inc.awk dcl2inc.in man2ps ftnchek.el
TESTDIR		= test
HTMLDIR		= html
# The following defines all files to go into distribution tar file
DISTFILES	= $(DOCS) $(BUILDFILES) $(SRCS) ftnpp.c $(SCRIPTS) $(TESTDIR)
# The following defines all files to go into MS-DOS distribution zip file
ZIPFILES	= $(DISTFILES)
# The following defines all files that go into the auxiliary catman tar file
CATMAN		= dcl2inc.catman ftnchek.catman ftnpp.catman

#=======================================================================

# N.B. dcl2inc is also a prog but it is made by configure.  A generic
# copy of it is provided with the distribution also, in case the user
# doesn't want to or can't use configure.
prog:	ftnchek$(EXE)

all:	prog $(FILTER_PROG)

check:
	cd $(TESTDIR); $(MAKE) NAWK="$(NAWK)" -s precheck
	cd $(TESTDIR); $(MAKE) NAWK="$(NAWK)" -i -s check

lint:
	lint $(LINTFLAGS) $(OBJS:.o=.c) -lm

# Remove intermediate files that are not required after the program is
# built.
clean mostlyclean:
	-$(RM) *.o
	-$(RM) \#*
	-$(RM) a.out
	-$(RM) *~
	-$(RM) core
	-$(RM) y.tab.h
	-$(RM) config.status config.log config.cache
	-$(RM) ftnchek.html.orig ftnchek.html.rej

# Remove almost everything that make can rebuild.  We do not remove
# fortran.c since some places don't have yacc or bison.
clobber realclean:	clean
	-$(RM) ftnchek$(EXE) ftnpp

# Remove everything that make can rebuild, preparatory to making a
# distribution version.  We intentionally do NOT remove .ps and .doc
# files, because some UNIX systems lack nroff/troff/groff.
distclean:	realclean testclean htmlclean
	-$(RM) *.dcl
	-$(RM) cscope.out
	-$(RM) tags
	-$(RM) TAGS
	-$(RM) ftnchek$(manext)
	-$(RM) dcl2inc.cat ftnchek.cat ftnpp.cat

testclean:
	cd $(TESTDIR); $(MAKE) distclean

htmlclean:
	cd $(HTMLDIR); $(MAKE) -f ../Makefile clean

maintainer-clean:	distclean
	@echo "This command is intended for maintainers to use;"
	@echo "it deletes files that may require special tools to rebuild."
	-$(RM) Makefile
	-$(RM) configure
	-$(RM) fortran.c
	-$(RM) *.catman

ftnchek$(EXE): $(OBJS)
	$(CC) $(CFLAGS) $(LDFLAGS) -o ftnchek$(EXE) $(OBJS) -lm

# N.B. tokdefs.h is copy of y.tab.h used to avoid remaking stuff when
# grammar changes but not tokens.
# The following copies y.tab.h to tokdefs.h if changed, then aborts make,
# since dependencies may have changed.
fortran.c: fortran.y
	$(YACC) $(YFLAGS) fortran.y
	$(MV) y.tab.c fortran.c
	@if $(CMP) -s y.tab.h tokdefs.h ; then true ; else \
		echo; echo tokdefs.h changed -- repeat make ; \
		$(CP) y.tab.h tokdefs.h; \
		false ; \
	fi

# Documentation targets: If you make changes to the documentation,
# you should edit only ftnchek.man and then re-make these targets.
# If ftnchek.1 fails to make, ftnchek.man is usable directly (after
# applying soelim) except that some troff-like processors may not
# give satisfactory results.

docs:	average.out blurb.txt ftnchek.doc ftnchek.hlp \
	htmldocs ftnchek.ps dcl2inc.doc dcl2inc.ps ftnpp.doc ftnpp.ps


# Following sed script trims out the if-else machinery contained in
# ftnchek.man to produce a clean nroff document.  The lines of the
# sed script correspond to the following actions:
#	1. remove text between lines of form ``.if \nh \{'' or .ie \nh \{''
#	   and lines of form ``\}'' (these are the help-related additions)
#	2. remove lines of form ``.if !\nh \{''  (these preface man text)
#	   Also remove ``.if !\nb \{'' which are for blurb.
#	3. remove lines of form ``.el \{''  (start of the else sections of
#	   the .if's of step 1)
#	4. remove lines of form ``\}'' (closures of step 3 lines)
#	5. remove lines of form ``.ie \nh text'' (one-liner help text)
#	6. change lines of form ``.el \nh text'' to ``text'' (these are
#	   one-liner man text)
#	7. change lines of form ``.if !\nh text'' to ``text'' (ditto)
ftnchek$(manext):	ftnchek.man average.f average.out correct.f
	$(SOELIM) ftnchek.man | \
	$(SED) -e '/^\.i[fe] \\nh \\{/,/^\\}$$/d' \
	    -e '/^\.if !\\n[bh] \\{/d' \
	    -e '/^\.el \\{/d' \
	    -e '/^\\}/d' \
	    -e '/^\.i[fe] \\nh /d' \
	    -e 's/^\.el *\(.*\)$$/\1/' \
	    -e 's/^\.if !\\nh *\(.*\)$$/\1/' \
			> ftnchek$(manext)

# .doc files are ascii text form of documentation.
.man.doc:
	$(NROFF) -man $< | $(COL) > $@

# ftnchek.ps is PostScript form of documentation.  For ftnchek.ps we use
# cleaner ftnchek.1 rather than ftnchek.man.
ftnchek.ps:	ftnchek$(manext)
	$(TBL) <ftnchek$(manext) | $(EQN) | $(MANtoPS) >ftnchek.ps

# Other man files are clean enough as they are.
.man.ps:
	$(TBL) < $< | $(EQN) | $(MANtoPS) > $@

# $(HTMLDIR)/toc.html represents all the files in the html directory.  They
# are built from ftnchek.html by the script make_html.sh whenever
# ftnchek.html changes.  Note: edits should be done to ftnchek.man if
# they affect content, to ftnchek.html if they affect html form.  Do
# not edit anything in html directory.

htmldocs: $(HTMLDIR)/toc.html

$(HTMLDIR)/toc.html: ftnchek.html
	./make_html.sh ftnchek.html

# ftnchek.html is produced from ftnchek.1 by MANtoHTML followed by a
# simple script to add internal links to option descriptions, then
# lightly edited.  Edits were initially by hand, now are saved in
# ftnchek.html.patch (not distributed) to be re-applied each time.
# Any time new edits are done to ftnchek.html, the patch file should
# be remade.  Also make ftnchek.html.patch after editing ftnchek.man,
# so that the patch offsets don't get too large for patch to succeed.

ftnchek.html:	ftnchek.html.orig
	$(CP) ftnchek.html.orig ftnchek.html
	if test -f ftnchek.html.patch ; \
	then \
	   $(PATCH) < ftnchek.html.patch ; \
	fi

ftnchek.html.orig: ftnchek$(manext)
	$(MANtoHTML) ftnchek$(manext) | ./add_html_refs.sh > ftnchek.html.orig

ftnchek.html.patch: ftnchek.html.orig ftnchek.html
	@echo "It is normal for the next command to report an error"
	-$(DIFF) -c ftnchek.html.orig ftnchek.html > ftnchek.html.patch

# blurb.txt is an ascii file for informational mailings.
blurb.txt:	ftnchek.man
	$(NROFF) -man -rb1 ftnchek.man | $(COL) >blurb.txt

# ftnchek.hlp is a VMS HELP library source document:
# create ftnchek.hlb with $ LIBR/CREATE/HELP FTNCHEK.HLB FTNCHEK.HLP
# The leading and trailing newlines in ftnchek.hlp should be removed.
ftnchek.hlp:	ftnchek.man
	$(SED) -e '1d' ftnchek.man | \
	$(NROFF) -man -rh1 | $(COL) | \
	$(SED) -e 's/^-\([a-zA-Z][a-zA-Z]*\)/\/\1/' \
	    -e 's/\([^a-zA-Z]\)-\([a-zA-Z][a-zA-Z]*\)/\1\/\2/g' \
	>ftnchek.hlp


# Rebuild average.out when version changes.  (We don't put the
# dependency on ftnchek to avoid building ftnchek just for docs.)
average.out: ftnchek.h
	$(FTNCHEK) -list -symtab average > average.out

# Install program and documentation on system.  Obsolete fcl2vcg script
# & doc is removed if present.
install:	install-exe install-man install-lisp

install-exe:	ftnchek$(EXE) dcl2inc$(CMD)
	$(CP) ftnchek $(bindir)
	-$(STRIP) $(bindir)/ftnchek$(EXE)
	$(CHMOD) 755 $(bindir)/ftnchek$(EXE)
	-$(MKDIR) $(libdir)
	$(CP) dcl2inc.awk $(libdir)/dcl2inc.awk
	$(CHMOD) 644 $(libdir)/dcl2inc.awk
	$(CP) dcl2inc$(CMD) $(bindir)/dcl2inc$(CMD)
	$(CHMOD) 755 $(bindir)/dcl2inc$(CMD)
	-$(RM) $(bindir)/fcl2vcg
	if test -x $(FILTER_PROG) ; \
	then \
	    $(CP) $(FILTER_PROG) $(filterdir) ; \
	    $(CHMOD) 755 $(filterdir)/$(FILTER_PROG) ; \
	fi

# Install man pages, taking care to remove old formatted ones, because
# many man implentations fail to compare time stamps of raw and
# formatted files, and will show out-of-date formatted files.
install-man: ftnchek$(manext)
	$(CP) dcl2inc.man $(mandir)/man1/dcl2inc$(manext)
	-$(RM) $(mandir)/cat1/dcl2inc$(manext)
	$(CHMOD) 644 $(mandir)/man1/dcl2inc$(manext)
	$(CP) ftnchek$(manext) $(mandir)/man1/ftnchek$(manext)
	-$(RM) $(mandir)/cat1/ftnchek$(manext)
	$(CHMOD) 644 $(mandir)/man1/ftnchek$(manext)
	-$(RM) $(mandir)/man1/fcl2vcg$(manext)
	-$(RM) $(mandir)/cat1/fcl2vcg$(manext)
	if test -x $(FILTER_PROG) ; \
	then \
	    $(CP) ftnpp.man $(mandir)/man1/ftnpp$(manext) ; \
	    $(CHMOD) 644  $(mandir)/man1/ftnpp$(manext) ; \
	fi

# IRIX uses pre-formatted, packed man pages and nroff is not bundled with it.
install-man-sgi: catman
	if $(PACK) dcl2inc.cat ; \
	then \
		$(MV) dcl2inc.cat.z $(mandir)$(sgimansubdir)/dcl2inc.z ; \
		$(CHMOD) 644 $(mandir)$(sgimansubdir)/dcl2inc.z ; \
	fi
	if $(PACK) ftnchek.cat ; \
	then \
		$(MV) ftnchek.cat.z $(mandir)$(sgimansubdir)/ftnchek.z ; \
		$(CHMOD) 644 $(mandir)$(sgimansubdir)/ftnchek.z ; \
	fi
	if test -x $(FILTER_PROG) && $(PACK) ftnpp.cat ; \
	then \
		$(MV) ftnpp.cat.z $(mandir)$(sgimansubdir)/ftnpp.z ; \
		$(CHMOD) 644 $(mandir)$(sgimansubdir)/ftnpp.z ; \
	fi
	-$(RM) $(mandir)/fcl2vcg.z

# The catman target makes formatted ("cat") versions of the manpages
# for use in install-man-sgi.  These files are not in the standard
# distribution but are available separately (with suffix catman) for
# sites that do not have nroff.  If this Unix does not have nroff,
# then if user has obtained the catman versions, use them.  Otherwise
# inform them and use the flat ascii files as fallback.
catman: dcl2inc.cat ftnchek.cat ftnpp.cat

.man.cat:
	@if $(HAS_NROFF) ; then \
	  echo '$(TBL) $< | $(NROFF) -man > $@' ; \
	  $(TBL) $< | $(NROFF) -man > $@ ; \
	else \
	  if test -f $*.catman ; then \
	    echo cp $*.catman $@ ; \
	    cp $*.catman $@ ; \
	  else \
	    echo "--> No catman documentation found -- see INSTALL." ; \
	    echo "Using plain text documentation instead." ; \
	    echo cp $*.doc $@ ; \
	    cp $*.doc $@ ; \
	  fi ; \
	fi

#  The emacs lisp file will be installed only if lispdir exists.
install-lisp:
	@if test -d "$(lispdir)" ; \
	then \
	  echo $(CP) ftnchek.el $(lispdir)/ftnchek.el ; \
	  if $(CP) ftnchek.el $(lispdir)/ftnchek.el ; \
	  then \
	     echo "If desired, use emacs to byte-compile $(lispdir)/ftnchek.el"; \
	  fi \
	fi

# Remove everything that the install target installed.
uninstall:
	-$(RM) $(bindir)/dcl2inc$(CMD)
	-$(RM) $(bindir)/ftnchek$(CMD)
	-$(RM) $(libdir)/dcl2inc.awk
	-$(RM) $(filterdir)/$(FILTER_PROG)
	-$(RM) $(mandir)/cat1/dcl2inc$(manext)
	-$(RM) $(mandir)/cat1/ftnchek$(manext)
	-$(RM) $(mandir)/cat1/ftnpp$(manext)
	-$(RM) $(mandir)/dcl2inc.z $(mandir)/ftnchek.z $(mandir)/ftnpp.z # SGI
	-$(RM) $(mandir)/man1/dcl2inc$(manext)
	-$(RM) $(mandir)/man1/ftnchek$(manext)
	-$(RM) $(lispdir)/ftnchek.el
	-$(RMDIR) $(libdir)

# WARNING: do NOT execute this target, unless you have nroff/troff or groff
# to recreate the formatted documentation files.
spotless:	distclean
	$(RM) blurb.txt
	$(RM) dcl2inc.doc ftnchek.doc ftnpp.doc
	$(RM) dcl2inc.ps ftnchek.ps ftnpp.ps
	$(RM) ftnchek.hlp

# ex and vi editor tags file
tags:	$(SRCS)
	$(CTAGS) $(CTAGSFLAGS) *.[chy]

# emacs editor tags file
TAGS:	$(SRCS)
	$(ETAGS) *.[chy]

#=======================================================================
# Object file dependencies on include files

ftnchek.o:	config.h ftnchek.h

exprtype.o:	config.h ftnchek.h symtab.h tokdefs.h

forlex.o:	config.h ftnchek.h keywords.h symtab.h tokdefs.h

fortran.o:	config.h ftnchek.h symtab.h fortran.c

pgsymtab.o:	config.h ftnchek.h symtab.h

plsymtab.o:	config.h ftnchek.h symtab.h

project.o:	config.h ftnchek.h symtab.h

symtab.o:	config.h ftnchek.h iokeywds.h intrins.h symtab.h tokdefs.h

ftnpp.o:	config.h ftnchek.h

#=======================================================================
# The configure.generic script creates makefile.generic and config.h for
# users on deficient Unix systems or using GNU software on non-Unix
# platforms.  It tries to put reasonably generic values in for all the
# things that the configure script is supposed to handle.  Pathnames
# are removed since these may vary wildly.  The rule also checks for
# any unsubstituted items indicating configure.generic needs to be
# updated.  The config.h produced here will normally be overwritten
# when real configure script is run.
generic-config:
	./configure.generic
	@if $(GREP) \
	   '@[^*@]*@' makefile.generic config.h ; \
	then \
	    echo "Fix configure.generic to substitute the above." ; \
	fi

#=======================================================================
# Making the distribution tar file.  Dirname is name of current
# directory.  Makefile is not distributed because it is supposed
# to be created by local configure.  Files to archive are explicitly
# named so that detritus from development will not be accidentally
# included.  However, test files are not listed separately so one
# should make clean in $(TESTDIR)/ first.
#
# This target assumes GNU tar for the --exclude option.  If you don't
# have it, remove test/Makefile manually and use ``make tar TAR_EXCLUDE=''

TAR_EXCLUDE	= --exclude $$dirname/$(TESTDIR)/Makefile

tar:
	dirname=`$(PWD_PROG)|$(SED) 's%.*/%%'` ; cd .. ; \
	  $(TAR) -cf $$dirname.tar $(TAR_EXCLUDE) \
	  `echo " "$(DISTFILES) | sed "s% % $$dirname/%g"`

#  This target is for maintainer: generates the catman tar file for separate
#  distribution.
catman.tar: $(CATMAN)
	dirname=`$(PWD_PROG)|$(SED) 's%.*/%%'` ; \
	$(TAR) -cf ../$$dirname.catman.tar $(CATMAN)

.cat.catman:
	$(CP) $< $@

#  Make a distribution zipfile for MS-DOS/Windows/OS2.  The -l changes \n
#  to \r\n.  But configure_os2.cmd already has \r\n sequences in it.
#  Note that unlike tar, zip file unpacks into current directory.
zip:
	dirname=`$(PWD_PROG)|$(SED) -e 's%.*/%%' -e 's/\./_/g'` ; \
	$(RM) ../$$dirname.zip ; \
	$(ZIP) -lr ../$$dirname.zip $(ZIPFILES) ; \
	$(ZIP)     ../$$dirname.zip  configure_os2.cmd

# Targets that should be freshened prior to making tar (so I don't put
# stale ones into the distribution).
pretar:	docs generic-config distclean