#!/bin/sh
# ~jhs/bin/.sh/distfiles_fetch	by jhs@

echo "Warning: This may takes a week to run."
echo "Warning: You may want to setenv IS_INTERACTIVE or BATCH."
#	See /usr/ports/Mk/* re IS_INTERACTIVE & BATCH
echo "Warning: This will need maybe 50G free space while running."
#	If a backup of distfiles is running at the same time,
#	that will overflow,
cd /pub/FreeBSD/dists || exit 1
echo "DU `pwd`"
# DUMMY="echo"	# Uncomment beginning of this line to comment out some lines below.
# ${DUMMY} du -s *
echo "Checking ports/ & ports/distfiles."
# PORTSDIRS:
#	Releases for which we have complete ports/
#	directory structures, & will do make fetch.

PORTSDIRS="${PORTSDIRS} current"
PORTSDIRS="${PORTSDIRS} 8.0-RELEASE"
PORTSDIRS="${PORTSDIRS} 7.2-RELEASE"
PORTSDIRS="${PORTSDIRS} 7.1-RELEASE"
PORTSDIRS="${PORTSDIRS} 6.4-RELEASE"
PORTSDIRS="${PORTSDIRS} 6.3-RELEASE"
PORTSDIRS="${PORTSDIRS} 6.2-RELEASE"
PORTSDIRS="${PORTSDIRS} 4.11-RELEASE"

# Symbolic link so next for loop can treat current same as releases.
if test -e /pri/FreeBSD/releases/current ; then	#{
	cd /pri/FreeBSD/releases/current || exit 1
	rm -f ports
	ln -s /pri/FreeBSD/branches/`uname -m`/-current/ports ports
	if test ! -L /pri/FreeBSD/branches/i386/-current/ports ; then	#{
	ln -s /pri/FreeBSD/branches/i386/-current/686/-current/ports \
		/pri/FreeBSD/branches/i386/-current/ports
	fi								#}
fi							#}

# Check all directories exist else exit.
for i in ${PORTSDIRS}
	do	#{
	echo "$0 Loop Check Exist Start $i {"
	echo "Ensuring existence of /pri/FreeBSD/releases/$i/ports"
	cd /pri/FreeBSD/releases/$i/ports || exit 1
	echo "Ensuring existence of /pri/FreeBSD/releases/$i/ports/distfiles"
	#	Putting this in backets	(cd distfiles || exit 1)
	#	fails to catch error code on non existences,
	#	so as distfiles is a symbolic link elsewhere, add a cd after.
	cd distfiles || exit 1
	cd /pri/FreeBSD/releases/$i/ports || exit 1
	echo "Ensuring /pri/FreeBSD/releases/$i/ports/.customise"
	#	else if not customised, fetch may lock up.
	if test -f .customise ; then	#{
		echo OK
	else							#}{
		echo -n "Not customised, Run: "
		echo "`which customise` /pri/FreeBSD/releases/$i/ports $i"
		echo "	(If $i=current, specify latest release eg `uname -r`)."
		exit 1
	fi							#}
	echo "$0 Loop Check Exist End $i }"
	done	#}

# Now Fetch.
#	( No need to add code to fetch in reverse numeric order of releases,
#	(using something like	echo ${PORTSDIRS} | sed -e 's/ /\n/' | sort -r )
#	as reverse order comes from top of this script. )
for i in ${PORTSDIRS}
	do	#{
	echo "$0 Loop Fetch Start $i {"
	cd /pri/FreeBSD/releases/$i/ports || exit 1
	/bin/pwd
	PORTSDIR=`pwd` ; export PORTSDIR
	echo "$0 Loop Fetch Batch Start $i {"
	${DUMMY} nice make -k BATCH=YES fetch # -j 2
	echo "$0 Loop Fetch Batch End $i }"
	# echo "$0 Loop Fetch Interactive Start $i {"
	# echo "Interactive" # More complete, but slower.
	# ${DUMMY} nice make -k INTERACTIVE=YES fetch
	#	# Above, Do not add -j as it would get too confusing.
	# echo "$0 Loop Fetch Interactive End $i }"
	echo "$0 Loop Strip Start $i {"
	nice distfiles_cmpd
	echo "$0 Loop Strip End $i }"
	echo "$0 Loop Fetch End $i }"
	done	#}