#=======================================================================
# UNIX version of Makefile for Fortran program checker
#
#  WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! WARNING!
#     This makefile is no longer being maintained.  To customize
#     for your system, edit Makefile.in instead, and run configure.
#     This makefile is here only for convenience in case configure
#     gives trouble or cannot be used.  This makefile works
#     for ftnchek v2.9, but will not be updated for later versions.
#
# 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
#	distclean		remove everything that can be rebuilt
#	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
#	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
#	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!)
#	TAGS			emacs editor tags file
#	tags			ex and vi editor tags file
#	uninstall		undo an ftnchek installation
#
# Object file targets:
#	ftnchek.o
#	exprtype.o
#	forlex.o
#	fortran.o
#	pgsymtab.o
#	plsymtab.o
#	project.o
#	symtab.o
#
# Machine-specific convenience targets:
#	DEC-ALPHA		DEC Alpha OSF/1 and OpenVMS
#	DJGPP			IBM PC/DOS djgpp compiler
#	GENERIC			most UNIX systems
#	HP			HP 9000/7xx HP-UX 9.x
#	IBM-RS6000		IBM RS/6000-xxx AIX 3.2
#	LINUX			Linux on 386
#	LINUX-486		Linux on 486 and up
#	MIPS-MIPS		MIPS RC6280 RISCos 2.1.1
#	SGI			Silicon Graphics IRIX 4.x and 5.x
#	SGI-INSTALL		SGI special install for man page
#	SOLARIS2.x		Sun Solaris 2.x
#	SOLARIS2.x-gcc		Sun Solaris 2.x with GNU gcc
#	SOLARIS2.x-apcc		Sun Solaris 2.x with Apogee apcc
#	STARDENT		Stardent 15xx OS 2.2
#	SUNOS5.x		Sun SunOS 5.x (same as Solaris 2.x)
#	SUNOS5.x-gcc		Sun SunOS 5.x (same as Solaris 2.x) with
#				GNU gcc
#	SUNOS5.x-apcc		Sun SunOS 5.x (same as Solaris 2.x)
#				with Apogee apcc
#	SUNOS4.0		Sun SunOS 4.0
#	SUNOS4.1		Sun SunOS 4.1
#	ULTRIX-MIPS		DECstation ULTRIX 4.x
#	UNIX			most UNIX systems
#
# For each of these machine-specific targets, you can modify what is
# built by defining a value for TARGETS on the make command line
# (default: ftnchek).
#
#
#    Copyright (C) 1991 by Robert K. Moniot.
#    This program is free software.  Permission is granted to
#    modify it and/or redistribute it, retaining this notice.
#    No guarantees accompany this software.
#
# 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"
BINDIR          = /usr/local/bin
LIBDIR		= /usr/local/lib/ftnchek
MANDIR          = /usr/local/man
#NROFF		= groff # if you have groff, but not nroff
NROFF		= nroff
#STRIP           = echo >/dev/null # if your system lacks strip
STRIP           = strip
# 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.
#COL		= /usr/5bin/col -bx	# For BSD-like systems
COL		= col -bx		# For System V-like systems

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

# For "make check", we need new awk, either AT&T nawk or GNU gawk.
# However, IBM RS/6000 AIX calls it awk.
#NAWK		= awk
#NAWK		= gawk
NAWK		= nawk

# These system utilities should be standard on all UNIX systems
CHMOD		= /bin/chmod
CP              = /bin/cp
MKDIR		= /bin/mkdir
MV              = /bin/mv
RM              = /bin/rm -f
RMDIR		= /bin/rmdir
SED		= /bin/sed
SHELL		= /bin/sh
TR		= /usr/ucb/tr

FTNCHEK		= ./ftnchek
MAN2PS		= ./man2ps

# YACC          =parser name, YSTEM=stem on tab.c, tab.h
# for yacc as the parser
YACC            = yacc
YSTEM           = y

# for GNU bison as the parser
#YACC           = bison
#YSTEM          = fortran

# 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.

#  To use the defaults for everything uncomment this:
OPTIONS         =

#  To make all table sizes 10x smaller than defaults uncomment this:
#OPTIONS        = -DMEDIUM_MACHINE

#  To allow the -vcg option uncomment this:
#OPTIONS	= -DVCG_SUPPORT

#  To prohibit underscores in variable names, inline comments
#   starting with '!',  the DO ... ENDDO loop forms and INCLUDE statements:
#OPTIONS        = -DSTRICT_SYNTAX

# CFLAGS is used to define the operating system and options
# Other
CFLAGS          = -DUNIX $(OPTIONS) -O -D_BSD
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

SRCS            = exprtype.c forlex.c fortran.c ftnchek.c \
		  ftnchek.h intrins.h iokeywds.h keywords.h newarge.c \
		  newargh.c newcome.c newcomh.c pgsymtab.c plsymtab.c \
		  project.c shell_mung.c symtab.c symtab.h tokdefs.h \
		  y.tab.h

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

prog:	ftnchek

all:	ftnchek docs

check:
	cd test; $(MAKE) NAWK="$(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

# Remove almost everything that make can rebuild
clobber realclean:	clean
	-$(RM) fortran.c
	-$(RM) ftnchek

# dcl2inc.doc is ascii text form of documentation.  It should not matter
# whether dcl2inc.1 or dcl2inc.man is used here.
dcl2inc.doc:	dcl2inc.man
	$(NROFF) -man dcl2inc.man | $(COL) >dcl2inc.doc

dcl2inc.ps:	dcl2inc.man
	$(MAN2PS) <dcl2inc.man >dcl2inc.ps

# 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
	-$(RM) *.dcl
	-$(RM) cscope.out
	-$(RM) tags
	-$(RM) TAGS
	-$(RM) ftnchek.1

docs:	blurb.txt dcl2inc.doc dcl2inc.ps ftnchek.doc \
	ftnchek.hlp ftnchek.ps

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

# 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 except
# that some troff-like processors may not give satisfactory results.
#
# Following sed script trims out the if-else machinery contained in
# ftnchek.man to produce a clean nroff document.  The lines of the
# 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.1:	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.man > ftnchek.1

# ftnchek.doc is ascii text form of documentation.  It should not matter
# whether ftnchek.1 or ftnchek.man is used here.
ftnchek.doc:	ftnchek.man
	$(NROFF) -man ftnchek.man | $(COL) >ftnchek.doc

# ftnchek.ps is PostScript form of documentation.
ftnchek.ps:	ftnchek.man
	@make ftnchek.1
	$(MAN2PS) <ftnchek.1 >ftnchek.ps

# 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

#
# 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) $(YSTEM).tab.c fortran.c
	@if cmp -s $(YSTEM).tab.h tokdefs.h ; then true ; else \
		echo; echo tokdefs.h changed -- repeat make ; \
		$(CP) $(YSTEM).tab.h tokdefs.h; \
		false ; \
	fi

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

install-exe:	ftnchek
	$(CP) ftnchek $(BINDIR)
	-$(STRIP) $(BINDIR)/ftnchek
	$(CHMOD) 755 $(BINDIR)/ftnchek
	-$(MKDIR) $(LIBDIR)
	$(CP) dcl2inc.awk $(LIBDIR)/dcl2inc.awk
	$(CHMOD) 644 $(LIBDIR)/dcl2inc.awk
	$(SED) -e 's@^LIBDIR=.*$$@LIBDIR=$(LIBDIR)@' -e 's/nawk/$(NAWK)/' \
		<dcl2inc.sh >$(BINDIR)/dcl2inc
	$(CHMOD) 755 $(BINDIR)/dcl2inc
	-$(RM) $(BINDIR)/fcl2vcg


# 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.1
	$(CP) dcl2inc.man $(MANDIR)/man1/dcl2inc.1
	-$(RM) $(MANDIR)/cat1/dcl2inc.1
	$(CHMOD) 644 $(MANDIR)/man1/dcl2inc.1
	$(CP) ftnchek.1 $(MANDIR)/man1/ftnchek.1
	-$(RM) $(MANDIR)/cat1/ftnchek.1
	$(CHMOD) 644 $(MANDIR)/man1/ftnchek.1
	-$(RM) $(MANDIR)/man1/fcl2vcg.1
	-$(RM) $(MANDIR)/cat1/fcl2vcg.1

# Remove everything that the install target installed.
uninstall:
	-$(RM) $(BINDIR)/dcl2inc
	-$(RM) $(BINDIR)/ftnchek
	-$(RM) $(LIBDIR)/dcl2inc.awk
	-$(RM) $(MANDIR)/cat1/dcl2inc.1
	-$(RM) $(MANDIR)/cat1/ftnchek.1
	-$(RM) $(MANDIR)/ftnchek.z	# SGI
	-$(RM) $(MANDIR)/man1/dcl2inc.1
	-$(RM) $(MANDIR)/man1/ftnchek.1
	-$(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
	$(RM) dcl2inc.ps
	$(RM) ftnchek.doc
	$(RM) ftnchek.hlp
	$(RM) ftnchek.ps

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

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

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

#=======================================================================
# Machine specific targets to build ftnchek with suitable compile options.
# Use 'MAKE_OPTIONS= "YACC=/usr/local/gnu/bin/bison" "YSTEM=fortran"'
# to select GNU bison parser, if you have touched fortran.y.

TARGETS		= ftnchek

# On DEC Alpha systems, compilers default to fast non-IEEE-754-conformant
# arithmetic that is incapable of handling denormalized numbers,
# Infinity, and NaN.  ftnchek can die on at least test/complex.f if IEEE
# 754 behavior is not restored with -ieee_with_inexact.  The -Olimit
# value increases the optimizer table sizes.
DEC-ALPHA:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O -D_BSD" \
		"CC = c89 -ieee_with_inexact -Olimit 1000" $(MAKE_OPTIONS) \
		$(TARGETS)

# target for djgpp on IBM PC by Judah Milgram, U. Maryand College Park
DJGPP:
	$(MAKE) 'CFLAGS= $(OPTIONS) -O' \
	$(MAKE_OPTIONS) $(TARGETS)
	coff2exe ftnchek
	del ftnchek

GENERIC LINUX STARDENT UNIX:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O -D_BSD" \
		$(MAKE_OPTIONS) $(TARGETS)

# Add compiler flag to eliminate optimizer table overflow
HP:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O -D_BSD +Obb700" \
		$(MAKE_OPTIONS) $(TARGETS)

IBM-RS6000:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) \
		-DAIXC -DRAND_NO_ARG -O -D_BSD" \
		"CC = c89 -D_POSIX_SOURCE" $(MAKE_OPTIONS) \
		$(TARGETS)

LINUX-486:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O -D_BSD -m486" \
		$(MAKE_OPTIONS) $(TARGETS)

# MIPS RC6280 (and other models) RISCos 2.1.1AC (and EP/IX)
MIPS-MIPS:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O -D_BSD -Olimit 1000 -systype bsd43" \
		$(MAKE_OPTIONS) $(TARGETS)

# SGI target improved by Mark Hanning-Lee of JPL.  Use -O2 for full
# optimization.  4.0.x users can even use -O3, but 5.2 complains about
# using -O3 with the -c option.
# Warning: do not split this quoted string across a line boundary; SGI
# IRIX 4.0.x make incorrectly preserves the newline, causing
# compilation commands to fail.  Irix 5.x make handles the newline OK.

SGIFLAGS="CFLAGS= -DUNIX $(OPTIONS) -DVMS_IO -DVMS_TAB -O2 -D_BSD"
SGI:
	$(MAKE) $(SGIFLAGS) $(MAKE_OPTIONS) $(TARGETS)

# IRIX uses pre-formatted, packed man pages and nroff is not bundled with it.
# Only execute this target if your IRIX has nroff.
SGI-INSTALL: install-exe install-man-sgi

install-man-sgi:
	$(NROFF) -man dcl2inc.man > dcl2inc.cat ; \
	if pack dcl2inc.cat ; \
	then \
		$(MV) dcl2inc.cat.z $(MANDIR)/dcl2inc.z ; \
		$(CHMOD) 644 $(MANDIR)/dcl2inc.z ; \
	fi
	$(NROFF) -man ftnchek.man > ftnchek.cat ; \
	if pack ftnchek.cat ; \
	then \
		$(MV) ftnchek.cat.z $(MANDIR)/ftnchek.z ; \
		$(CHMOD) 644 $(MANDIR)/ftnchek.z ; \
	fi
	-$(RM) $(MANDIR)/fcl2vcg.z


SOLARIS2.x SUNOS5.x:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -xO4 -D_BSD" \
		$(MAKE_OPTIONS) $(TARGETS)

SOLARIS2.x-gcc SUNOS5.x-gcc:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O2 -D_BSD" \
		$(MAKE_OPTIONS) CC=gcc $(TARGETS)

SOLARIS2.x-apcc SUNOS5.x-apcc:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -O5 -D_BSD" \
		$(MAKE_OPTIONS) CC=apcc $(TARGETS)

SUNOS4.0:
	$(MAKE) \
	"CFLAGS= -DUNIX -DNO_PROTOTYPES $(OPTIONS) -O -D_BSD" \
		$(MAKE_OPTIONS) $(TARGETS)

# NB: ftnchek 2.8 fails with -O4 on SunOS 4.1.3, but -O3 is okay
# The failure occurs from bad code generation for forlex.c with cc
# version RELEASE SC1.0 1Mar1991 (from "showrev cc").
SUNOS4.1:
	$(MAKE) \
	"CFLAGS= -DUNIX -DNO_PROTOTYPES $(OPTIONS) -O3 -D_BSD" \
		$(MAKE_OPTIONS) $(TARGETS)

ULTRIX-MIPS:
	$(MAKE) "CFLAGS= -DUNIX $(OPTIONS) -Olimit 2000 -O -D_BSD"\
		$(MAKE_OPTIONS) $(TARGETS)