# Makefile for GNU Awk support library
# Copy this file to 'awklib' subdirectory of main directory
# and execute via relevant targets in your top Makefile
#
# This Makefile actually will work for awklib even when NOT
# compiling with Atari Makefile!!!
#
# Copyright (C) 1995, 96 the Free Software Foundation, Inc.
# 
# This file is part of GAWK, the GNU implementation of the
# AWK Programming Language.
# 
# GAWK is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# GAWK is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA

SHELL = /bin/sh

srcdir = .

INSTALL = /usr/bin/install -c
INSTALL_PROGRAM = ${INSTALL}
INSTALL_DATA = ${INSTALL} -m 644

CC = gcc
CFLAGS = -g -O

prefix = /usr/local
exec_prefix = ${prefix}
binprefix =
manprefix =

bindir = ${exec_prefix}/bin
libdir = ${exec_prefix}/lib
mandir = ${prefix}/man/man1
manext = .1
infodir = ${prefix}/info
datadir = ${prefix}/share/awk
libexecdir = ${exec_prefix}/libexec/awk

# default names of library utilities; on some systems they may require
# names with extenstions
PWCAT = pwcat
GRCAT = grcat
# the following command used, when necessary, for edits when
# creating igawk from igawk.sh
GCOM = '{print}'
GAWK = gawk
# $(AWK) is a by default freshly compiled gawk or installed awk when
# cross-compiling; it is used for edits, since we may compile not on
# Unix machine and an utility like 'sed' may NOT exist there
AWK = $(srcdir)/../$(GAWK)
AUXPROGS = $(PWCAT) $(GRCAT)
AUXAWK = passwd.awk group.awk

all: stamp-eg $(AUXPROGS) igawk $(AUXAWK)

stamp-eg: $(srcdir)/../doc/gawk.texi
	rm -fr eg stamp-eg
	$(AWK) -f $(srcdir)/extract.awk $(srcdir)/../doc/gawk.texi
	@echo 'some makes are stupid and will not check a directory' > stamp-eg
	@echo 'against a file, so this file is a place holder. gack.' >> stamp-eg

$(PWCAT): $(srcdir)/eg/lib/pwcat.c
	$(CC) $(CFLAGS) $(srcdir)/eg/lib/pwcat.c $(LDFLAGS) -o $@

$(GRCAT): $(srcdir)/eg/lib/grcat.c
	$(CC) $(CFLAGS) $(srcdir)/eg/lib/grcat.c $(LDFLAGS) -o $@

igawk: $(srcdir)/eg/prog/igawk.sh
	$(AWK) $(GCOM) $(srcdir)/eg/prog/igawk.sh > $@ ; chmod 755 $@

passwd.awk: $(srcdir)/eg/lib/passwdawk.in
	$(AWK) '{gsub(/\/usr\/local\/libexec\/awk/, "$(libexecdir)"); print}' \
	$? > $@

group.awk: $(srcdir)/eg/lib/groupawk.in
	$(AWK) '{gsub(/\/usr\/local\/libexec\/awk/, "$(libexecdir)"); print}' \
	$? > $@

install: igawk $(AUXPROGS) $(AUXAWK)
	$(INSTALL_PROGRAM) igawk $(bindir)/igawk && chmod 755 $(bindir)/igawk
	for i in $(AUXPROGS) ; do \
		$(INSTALL_PROGRAM) $$i $(libexecdir)/$$i ; \
	done
	for i in $(AUXAWK) $(srcdir)/eg/lib/*.awk ; do \
		$(INSTALL_DATA) $$i $(datadir)/$$i ; \
	done

# libexecdir and bindir are removed in the top level Makefile's uninstall
uninstall:
	rm -fr $(libexecdir)/* $(datadir)/*
	rm -f $(bindir)/igawk

clean:
	rm -f $(AUXPROGS) $(AUXAWK) igawk *~

distclean: clean
	rm -f Makefile