/*
 *	tardy - a tar post-processor
 *	Copyright (C) 1993, 1995, 1998-2003 Peter Miller;
 *	All rights reserved.
 *
 *	This program 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.
 *
 *	This program 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, USA.
 *
 * MANIFEST: instructions to cook(1), how to build project
 */

/*
 * Turn on updating to ensure mod-time
 * consistency on fast machines.
 */
set time-adjust;

/*
 * make sure targets are removed before the recipe body is run,
 * and make sure that directories are created then too.
 */
set mkdir unlink;

/*
 * You may want to change some of these options.
 * ([debug] must be defined, even if empty, use comments.)
 *
 * Change ``main.h'' to add the DEBUG define.
 * All files reference this file, so this will cause recompilation
 * of all files, both in the change and in the baseline.
 */
debug = -g ;

/*
 * Make sure the [project], [change] and [version] variables are set.
 */
#ifndef project
echo "The [project] variable was not set from the command line." set silent;
echo "If you want to do a build with is not a development build" set silent;
echo "or an integration build, use the make command, not cook." set silent;
fail;
#endif
#ifndef change
echo "The [change] variable was not set from the command line." set silent;
echo "If you want to do a build with is not a development build" set silent;
echo "or an integration build, use the make command, not cook." set silent;
fail;
#endif
#ifndef version
echo "The [version] variable was not set from the command line." set silent;
echo "If you want to do a build with is not a development build" set silent;
echo "or an integration build, use the make command, not cook." set silent;
fail;
#endif
#ifndef arch
echo "The [arch] variable was not set from the command line." set silent;
echo "If you want to do a build with is not a development build" set silent;
echo "or an integration build, use the make command, not cook." set silent;
fail;
#endif

/*
 * The build command will seat c ``search path'' variable, this is the
 * heirachy of aegis branch baseline and the currect change directory.
 * Split the colon separated search path into a list of strings.  The
 * first item in search list should be the absolute path of the current
 * directory, assume that it is.
 */
search_list = .;
search_tmp = [tail [split ':' [search_path]]];

/*
 * Try to shorten the search path in command lines, too.
 *
 * This takes a little getting used to....
 * 1. For development builds, the search path is dev dir, then branch bl,
 *    then ... project bl.  Thus, bl in a dev dir winds up pointing to
 *    the branch reporitory.
 * 2. For integration builds, aegis deliberately omits the branch
 *    baseline from the path, but include's the branch's parents and
 *    ancestors.  Thus, bl in an int dir winds up pointing to the
 *    branch's parent's reporitory.
 * The idea is that integration builds in a branch are like a
 * development build of the branch's dev dir.
 */
search_name = bl;
loop
{
	search_dir = [head [search_tmp]];
	if [not [search_dir]] then
		loopstop;
	search_tmp = [tail [search_tmp]];

	if [not [exists [search_name]]] then
		ln -s [search_dir] [search_name]
			set clearstat;
	search_list = [search_list] [search_name];
	search_name = [search_name]bl;
}

/*
 * If this is a development build, the version will be x.y.Czzz,
 * so look to see if there is a C in the version string.
 * Include the baseline in the search path if this is
 * a development build.
 */
if [match_mask %1C%2 [version]] then
{
	/*
	 * The develop_begin_command in the config file
	 * always creates the "bl" symbolic link.
	 */
	baseline = bl;
}

if [defined baseline] then
{
	/*
	 * Use finigerprints in development builds.
	 */
	set fingerprint;
}
else
{
        /*
	 * Turn on aggressive updating to ensure the smallest possible
	 * range of mod times at aeipass.  This also ensures mod time
	 * consistency on fast machines.
	 */
	set time-adjust-back;
}

/*
 * use GNU awk
 */
awk = gawk;

version_short = [fromto %1.C%2 %1 [subst D C [version]]];

/*
 * This file is generated by autoconf.
 * It is architecture specific.
 * If it is not found (not cooked yet) the following
 * symbols will be undefined.
 *
 *	Must be included *after* the search_list is defined.
 */
#include-cooked-nowarn [arch]/etc/Howto.conf
if [not [defined prefix]] then
	prefix = /usr/local;
if [not [defined exec_prefix]] then
	exec_prefix = [prefix];
if [not [defined yacc]] then
	yacc = yacc;
if [not [defined libs]] then
	libs = ;
if [not [defined c++]] then
	c++ = ['if' [find_command g++] 'then' g++ 'else' c++];

/*
 * The source files.
 * This is given to us by aegis.
 */
vs_file = common/patchlevel.h;
change_files =
	[collect aegis -l chafil -ter -p [project] -c [change]]
	[vs_file]
	;
project_files =
	[collect aegis -l profil -ter -p [project] -c [change]]
	;
source_files =
	[sort [stringset [project_files] [change_files]]]
	;

common_obj =
	[arch]/common/lib.a
	[arch]/common/versi_stamp.o
	;

common_lib_obj =
	[stringset
		[fromto common/%0%.cc [arch]/common/%0%.o
			[match_mask common/%0%.cc [source_files]]
		]
		[fromto common/%.c [arch]/common/%.o
			[match_mask common/%.c [source_files]]
		]
	-
		[common_obj]
	]
	;

tardy_obj =
	[fromto tardy/%.cc [arch]/tardy/%.o
		[match_mask tardy/%.cc [source_files]]
	]
	[fromto tardy/%.c [arch]/tardy/%.o
		[match_mask tardy/%.c [source_files]]
	]
	[common_obj]
	;


/*
 * There is a special list of files you must use, in preference to the
 * standard C files.  This ensures appropriate operating system insulation
 * is always in place.
 */
c_incl_excludes =
	[fromto common/ac/%0%.h -ex\=%0%.h
		[match_mask common/ac/%0%.h [source_files]]
	];

/*
 * The default recipe
 */
all =
	[arch]/common/config.h
	[arch]/bin/tardy
	doc.targets
	;

all: [all];

/*
 * how to compile C sources
 */
c++_flags = -O [debug];
c++_include_flags = ;

/*
 * this next section is for gcc
 *	comment it out if you don't have gcc
 *
 * The gcc include files MUST be first.
 */
c++_flags += -Wall -Werror;

/*
 * include files from common
 */
c++_include_flags =
	[c++_include_flags]
	[prepost "-I" "/"[arch]"/common" [search_list]]
	[prepost "-I" "/common" [search_list]]
	;


/*
 * Build %1/%2.o from %1/%2.cc
 */

[arch]/%1/%0%2.o: %1/%0%2.cc
{
	if [defined %2_flags] then
		extra = [%2_flags];
	else
		extra = ;
	[c++] [c++_flags] [extra]
		[stringset
			[c++_include_flags]
			[prepost "-I" /[arch]/%1 [search_list]]
			[prepost "-I" "/%1" [search_list]]
		]
		-c [resolve %1/%0%2.cc]
		['if' [in gcc [c++]] 'then' -o [target]];
	if [not [in gcc [c++]]] then
		mv %2.o [target];
}

%1/%0%2.cc.d: %1/%0%2.cc
	set nocascade
{
	c_incl -nc -ns -eia -nrec
	    [stringset
		[c++_include_flags]
		[prepost "-I" /[arch]/%1 [search_list]]
		[prepost "-I" "/%1" [search_list]]
	    ]
	    -prefix "'cascade %1/%0%2.cc ='"
	    -suffix "';'" [resolve %1/%0%2.cc]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
	    ['if' [not [filter common/ac/%%0%% %1/%0%2.cc]]
	    	'then' [c_incl_excludes]]
		> [target];
}

%1/%0%2.h.d: %1/%0%2.h
	set nocascade
{
	c_incl -nc -ns -eia -nrec
	    [stringset
		[c++_include_flags]
		[prepost "-I" /[arch]/%1 [search_list]]
		[prepost "-I" "/%1" [search_list]]
	    ]
	    -prefix "'cascade %1/%0%2.h ='"
	    -suffix "';'" [resolve %1/%0%2.h]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
	    ['if' [not [filter common/ac/%%0%% %1/%0%2.h]]
	    	'then' [c_incl_excludes]]
		> [target];
}


/*
 * Build %1/%2.o from %1/%2.c
 */

[arch]/%1/%0%2.o: %1/%0%2.c
{
	if [defined %2_flags] then
		extra = [%2_flags];
	else
		extra = ;
	[c++] [c++_flags] [extra]
		[stringset
			[c++_include_flags]
			[prepost "-I" /[arch]/%1 [search_list]]
			[prepost "-I" "/%1" [search_list]]
		]
		-c [resolve %1/%0%2.c]
		['if' [in gcc [c++]] 'then' -o [target]];
	if [not [in gcc [c++]]] then
		mv %2.o [target];
}

%1/%0%2.c.d: %1/%0%2.c
	set nocascade
{
	c_incl -nc -ns -eia -nrec
	    [stringset
		[c++_include_flags]
		[prepost "-I" /[arch]/%1 [search_list]]
		[prepost "-I" "/%1" [search_list]]
	    ]
	    -prefix "'cascade %1/%0%2.c ='"
	    -suffix "';'" [resolve %1/%0%2.c]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
	    ['if' [not [filter common/ac/%%0%% %1/%0%2.c]]
	    	'then' [c_incl_excludes]]
		> [target];
}

c-dep-files =
	[addsuffix ".d"
		[match_mask %1/%0%2.c  [source_files]]
		[match_mask %1/%0%2.cc [source_files]]
		[match_mask %1/%0%2.h  [source_files]]
	]
	[fromto %1/%0%2.y %1/%0%2.gen.c.d
		[match_mask %1/%0%2.y [source_files]]
	]
	[fromto man1/%.so [arch]/man1/%.h.d
		[match_mask man1/%.so [source_files]]
	]
	;

#include-cooked-nowarn [c-dep-files]

/*
 * A few explicit things, to make sure the .d files
 * are constructed correctly.  Sigh.
 */
cascade [match_mask common/ac/%0%.h [source_files]] = [arch]/common/config.h ;
cascade etc/README.man = etc/new.so etc/version.so ;
cascade tardy/main.cc = [arch]/man1/tardy.h;
cascade common/help.cc = [arch]/man1/o__rules.h;
cascade common/help.cc = [arch]/man1/o_help.h;
cascade common/help.cc = [arch]/man1/z_exit.h;

/*
 * How to use yacc sources.
 */

yacc = yacc;
yacc_flags = ;

%1/%2.gen.c %1/%2.gen.h: %1/%2.y
	single-thread yy.tab.c yy.tab.h
{
	if [exists %1/%2.list] then
		rm %1/%2.list
			set clearstat;
	if [exists y.output] then
		rm y.output
			set clearstat;
	[yacc] -d [yacc_flags] [resolve %1/%2.y];
	sed "'s/[yY][yY]/%2_/g'" < y.tab.c > %1/%2.gen.c;
	rm y.tab.c;
	sed "'s/[yY][yY]/%2_/g'" < y.tab.h > %1/%2.gen.h;
	rm y.tab.h;
	if [exists y.output] then
		mv y.output %1/%2.list
			set clearstat;
}


/*
 * building things which require txt2c to build
 *
 * Build %.h from %.1
 */

[arch]/man1/%.h: man1/%.1: etc/txt2c.awk
{
	[awk] -f [resolve etc/txt2c.awk] [resolve man1/%.1] > [target];
}

[arch]/man1/%.h: man1/%.so: etc/txt2c.awk
{
	[awk] -f [resolve etc/txt2c.awk] [resolve man1/%.so] > [target];
}

ranlib = [find_command ranlib];

[arch]/common/lib.a: [common_lib_obj]
{
	ar qc [target] [resolve [common_lib_obj]];
	if [ranlib] then
		[ranlib] [target];
}


/*
 * build the programs from their objects
 */

[arch]/bin/%: [%_obj]
{
	[c++] -o [target] [resolve [%_obj]] [libs];

	chmod og\=u-w [target];
}


/*
 * The version stamp is to be updated for every 
 * integration and development build.
 *
 * The file is deleted by the integrate_begin_command in the project config file
 */

copyright_years =
	[collect
		aegis -list version -p [project] -c [change]
		| [awk] "-F'[[\\\\]]'" "'/^copyright_years/{print $2}'"
	];

if [not [exists [vs_file]]] then
{
	if [not [exists [dirname [vs_file]]]] then
		mkdir -p [dirname [vs_file]]
			set clearstat;
	echo "'#define PATCHLEVEL \""[version]"\"'" > [vs_file]
		set clearstat;
	echo "'#define COPYRIGHT_YEARS \""[copyright_years]"\"'" >> [vs_file];
}

#ifndef baseline

if [not [exists etc/version.so]] then
{
	if [not [exists etc]] then
		mkdir etc
			set clearstat;
	echo "'.ds V) "[version]"'" > etc/version.so
		set clearstat;
	echo "'.ds v) "[version_short]"'" >> etc/version.so
		set clearstat;
	aegis -list version -p [project] -c [change]
		| [awk] -F'\'"\'' "'/previous/{print $2}'"
		| [awk] -F. "'{print \".ds w) \"$1\".\"$2}'"
		>> etc/version.so;
	echo "'.ds Y) "[copyright_years]"'" >> etc/version.so
		set clearstat;
	cooktime -m 2-jan-70 etc/version.so;
}

#endif

etc/new.so: [match_mask etc/new.%.so [source_files]]
	etc/so.sh
{
	sh [resolve etc/so.sh]
		-r
		/* DO NOT resolve these next arguments... */
		[entryname [match_mask etc/new.%.so [source_files]]]
	> [target];
}

/*
 * formatting documents and manual entries
 */
doc.targets: cat txt special;

/*
 * manual entries
 */
cat = [fromto man%1/%2.%1 cat%1/%2.%1 [match_mask man%1/%2.%1 [source_files]]];
cat: [cat];

cat%1/%2.%1: man%1/%2.%1
{
	roffpp [prepost "-I" "/man%1" [search_list]] [resolve man%1/%2.%1]
		| groff -Tascii -P-h -t -man > cat%1/%2.%1; 
}

man%1/%2.d: man%1/%2.%1
{
	c_incl -nc -ns -eia -r
	    [stringset [c++_include_flags] [prepost "-I" "/man%1" [search_list]]]
	    -prefix "'cat%1/%2.%1 man%1/%2.%1,M man%1/%2.d: man%1/%2.%1'"
	    -suffix "'set nodefault;'" [resolve man%1/%2.%1]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
		> [target];
}

man-dep-files =
	[fromto man%1/%2.%1 man%1/%2.d [match_mask man%1/%2.%1 [source_files]]]
	;

#include-cooked-nowarn [man-dep-files]


/*
 * user manuals
 */

txt = [fromto doc/%.ms doc/%.ps.gz [match_mask doc/%.ms [source_files]]];
txt: [txt];

doc/%.ps.gz: doc/%.ms
{
	roffpp [prepost "-I" "/doc" [search_list]] [resolve doc/%.ms]
		| groff -p -t -ms | gzip > [target];
}


/*
 * specials
 */

special: [fromto etc/%.man % [match_mask etc/%.man [source_files]]]
	;

%: etc/%.man
{
	roffpp [prepost "-I" "/etc" [search_list]] [resolve etc/%.man]
		| groff -Tascii -P-hub -t -man > [target]; 
}

etc/%.d: etc/%.man
{
	c_incl -nc -ns -eia -r
	    [stringset [c++_include_flags] [prepost "-I" "/etc" [search_list]]]
	    -prefix "'% etc/%.man,M etc/%.d: etc/%.man'"
	    -suffix "'set nodefault;'" [resolve etc/%.man]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
		> [target];
}

etc/%.so.d: etc/%.so
{
	c_incl -nc -ns -eia -r
	    [stringset [c++_include_flags] [prepost "-I" "/etc" [search_list]]]
	    -prefix "'% etc/%.so,M etc/%.so.d: etc/%.so'"
	    -suffix "'set nodefault;'" [resolve etc/%.so]
		[addprefix '-rlp=' [search_list]]
		-slp [arch] "'[arch]'"
		> [target];
}

etc-dep-files =
	[fromto etc/%.man etc/%.d [match_mask etc/%.man [source_files]]]
	etc/new.so.d
	;

#include-cooked-nowarn [etc-dep-files]


configure: etc/configure.in install-sh
{
	/*
	 * unfortunately,
	 * install-sh must be in the current directory
	 */
	if [not [exists install-sh]] then
		cp [resolve install-sh] install-sh
			set clearstat;
	autoconf [resolve etc/configure.in] > [target];
	chmod 755 [target];
}

/*
 * Different Linux install methods put the packages in different places.
 * We need to find the autoconf package to get the linstall-sh script.
 */
loop install-sh-maybe =
    /usr/share/autoconf/install-sh
    [glob /usr/share/automake*/install-sh]
    /usr/local/share/autoconf/install-sh
    [glob /usr/local/share/automake*/install-sh]
{
    if [exists [install-sh-maybe]] then
    {
	install-sh = [install-sh-maybe];
	loopstop;
    }
}
if [not [install-sh]] then
    fail "Can't locate the ``install-sh'' script from GNU automake";

install-sh: [install-sh]
{
	cp [need] [target];
	chmod 755 [target];
}

[arch]/config.status: configure install-sh
{
	/*
	 * unfortunately,
	 * install-sh must be in the current directory
	 */
	if [not [exists install-sh]] then
		cp [resolve install-sh] install-sh
			set clearstat;
	./[resolve configure] --cache-file\=/dev/null --verbose --no-create;
	mv config.status [arch]/config.status;
}

common/config.h.in: etc/configure.in
{
	autoheader [resolve etc/configure.in] > [target];
}

[arch]/%0%.h: %0%.h.in [arch]/config.status
	single-thread conftest.subs
{
	CONFIG_FILES\= CONFIG_HEADERS\=[target]\:[resolve %0%.h.in]
		[resolve [arch]/config.status];
}

[arch]/%0%: %0%.in [arch]/config.status
	single-thread conftest.subs
{
	CONFIG_FILES\=[target]\:[resolve %0%.in] CONFIG_HEADERS\=
		[resolve [arch]/config.status];
}


/*
 * Make sure this directory is here,
 * otherwise the "../man1/?????.h" include files will
 * be found in the baseline.
 */
#ifdef baseline
if [not [exists [arch]/common]] then
	mkdir -p [arch]/common
		set clearstat;
#endif


#include-cooked etc/archive.cook
#include-cooked etc/doxygen.cook
#include-cooked etc/tags.cook