#! /bin/bash 
# this is sourced from pbuilder packages to process the optional parameters.
#   pbuilder -- personal Debian package builder
#   Copyright (C) 2001-2007 Junichi Uekawa
#
#   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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA


# This code is called for pbuilder and pbuilder inside pbuilder-uml; 
# pbuilder-uml calls uml-checkparams.

. /usr/lib/pbuilder/pbuilder-loadconfig
. /usr/lib/pbuilder/pbuilder-modules

#default value for this option is !empty!
INTERNAL_BUILD_UML=""
TWICE=""
CHROOTEXEC=""
OVERRIDE_APTLINES="no"
OVERRIDE_APTLINES_WARN="" # set this if --override-config option should be set.
BINARY_ARCH="no"
PBUILDER_BUILD_LOGFILE=
PRESERVE_BUILDPLACE="no"
unset EXTRA_CONFIGFILE || true
PBUILDER_DEBUGMODE=
SAVE_AFTER_LOGIN=
#option for user-mode-linux only.
IGNORE_UMOUNT=""

while [ -n "$1" ]; do 
    case "$1" in 
	--basetgz) 
	    case "${PBCURRENTCOMMANDLINEOPERATION}" in
		create|--create)
		    touch "$2";;
	    esac
	    if [ ! -f "$2" ]; then
		log "E: File $2 does not exist"
		exit 1
	    fi
	    BASETGZ=$(readlink -f "$2");
	    shift; shift;
	    ;;
	--buildplace)
	    if [ ! -d "$2" ] ; then
		log "E: Directory $2 does not exist"
		exit 1
	    fi
	    BUILDPLACE=$(readlink -f "$2");
	    shift; shift;
	    ;;
	--mirror)
	    MIRRORSITE="$2";
	    OVERRIDE_APTLINES_WARN=yes
	    shift; shift;
	    ;;
	--othermirror)
	    OTHERMIRROR="$2";
	    OVERRIDE_APTLINES_WARN=yes
	    shift; shift;
	    ;;
	--http-proxy)
	    export http_proxy="$2";
	    shift; shift;
	    ;;
	--distribution)
	    DISTRIBUTION="$2";
	    OVERRIDE_APTLINES_WARN=yes
	    shift; shift;
	    ;;
	--components)
	    COMPONENTS="$2";
	    OVERRIDE_APTLINES_WARN=yes
	    shift; shift;
	    ;;
	--buildresult)
	    if [ -n "$2" ]; then
		if [ -d "$2" ]; then
		    BUILDRESULT=$(readlink -f "$2");
		else
		    BUILDRESULT="$2"
		    log "W: Build-result Directory $2 does not exist"
		    # warn, but make it progress.
		fi
	    else
		BUILDRESULT=
	    fi
	    shift; shift;
	    ;;
	--aptcache)
	    if [ -n "$2" ]; then
		if [ -d "$2" ]; then
		    APTCACHE=$(readlink -f "$2");
		else
		    log "E: Directory $2 does not exist"
		    exit 1
		fi
	    else
		APTCACHE=
	    fi
	    shift; shift;
	    ;;
	--autocleanaptcache)
	    AUTOCLEANAPTCACHE=yes
	    shift;
	    ;;
	--removepackages)
	    REMOVEPACKAGES="$2";
	    shift; shift;
	    ;;
	--configfile)
	    if [ ! -f "$2" ]; then
		log "E: Config file $2 does not exist"
		exit 1
	    fi
	    . "$2";
	    EXTRA_CONFIGFILE[${#EXTRA_CONFIGFILE[@]}]="$2";
	    shift; shift; 
	    ;;
	--extrapackages)
	    EXTRAPACKAGES="$2";
	    shift; shift;
	    ;;
	--hookdir)
	    HOOKDIR="$2";
	    shift; shift;
	    ;;
	--debemail)
	    DEBEMAIL="$2";
	    shift; shift;
	    ;;
	--debbuildopts)
	    # append to DEBBUILDOPTS or reset to empty if $2 isn't set
	    DEBBUILDOPTS="${2:+$DEBBUILDOPTS $2}";
	    shift; shift;
	    ;;
	--logfile)
	    log "I: Logging to $2"
	    exec > >(tee "$2");
	    exec 2>&1
	    PBUILDER_BUILD_LOGFILE=$(readlink -f "$2")
	    shift; shift;
	    ;;
	--pkgname-logfile)
	    PKGNAME_LOGFILE="yes"
	    shift; 
	    ;;
	--aptconfdir)
	    APTCONFDIR="$2";
	    shift; shift;
	    ;;
	--timeout)
	    TIMEOUT_TIME="$2"
	    shift; shift;
	    ;;
	--help)
	    showhelp
	    ;;
	--override-config)
	    OVERRIDE_APTLINES="yes"
	    shift;
	    ;;
	--binary-arch)
	    BINARY_ARCH="yes"
	    # XXX this might be overwriten by --debbuildopts ""
	    DEBBUILDOPTS="${DEBBUILDOPTS} -B"
	    shift;
	    ;;
	--preserve-buildplace)
	    PRESERVE_BUILDPLACE="yes"
	    shift;
	    ;;
	--bindmounts)
	    BINDMOUNTS="${BINDMOUNTS} $2"
	    shift; shift;
	    ;;
	--debootstrapopts)
	    # specify this option to set --variant=buildd value to debootstrap
	    DEBOOTSTRAPOPTS[${#DEBOOTSTRAPOPTS[@]}]="$2";
	    shift; shift;
	    ;;
	--debootstrap)
	    # Use this option to specify cdebootstrap
	    DEBOOTSTRAP="$2";
	    shift; shift;
	    ;;
	--save-after-login|--save-after-exec)
	    SAVE_AFTER_LOGIN=yes;
	    shift;
	    ;;
	--inputfile)
	    if [ ! -f "$2" ]; then
		log "E: Input file $2 does not exist"
		exit 1
	    fi
	    INPUTFILE[${#INPUTFILE[@]}]="$2";
	    shift; shift; 
	    ;;
	--outputfile)
	    OUTPUTFILE[${#OUTPUTFILE[@]}]="$2";
	    shift; shift; 
	    ;;

	## internal options.
	--internal-chrootexec)
	    # specify custom chrootexec function -- this is internal debugging function
	    CHROOTEXEC="$2"
	    shift; shift;
	    ;;
	--debug)
	    PBUILDER_DEBUGMODE=yes
	    set -x
	    shift;
	    ;;
	--no-targz)
	    # specify this option if I am running in no-targz mode
	    log "I: Running in no-targz mode"
	    INTERNAL_BUILD_UML="yes"
	    shift; 
	    ;;
	--internal-build-uml)
	    # specify this option if I am running inside UML.
	    log "I: Running in pbuilder-user-mode-linux mode"
	    INTERNAL_BUILD_UML="yes"
	    IGNORE_UMOUNT="no"
	    shift; 
	    ;;
	--twice)
	    TWICE="yes"
	    shift;
	    ;;
	--) # end of processing for this
	    shift;
	    break;
	    ;;
	--*)
	    log "E: Unknown option [$1] was specified "
	    exit 1;
	    ;;
	*)
	    break;
	    ;;
  esac
done

BUILDPLACE=${BUILDPLACE?"Build root directory is not defined"}

# the default is to add a PID in the buildplace specified in the config file.
BASEBUILDPLACE="$BUILDPLACE"
if [ "${INTERNAL_BUILD_UML}" != "yes" -a "${PRESERVE_BUILDPLACE}" != "yes" ]; then
    BUILDPLACE="$BUILDPLACE/$$"
fi
if [ -z "${CHROOTEXEC}" ]; then
    CHROOTEXEC="chroot $BUILDPLACE "
fi

# handle 'experimental' specially. -- required for raw pbuilder (create/update) only.
if [ "$DISTRIBUTION" = "experimental" ]; then
    DISTRIBUTION="sid"
    EXPERIMENTAL="true"
else 
    EXPERIMENTAL=
fi

case "$PBCURRENTCOMMANDLINEOPERATION" in 
    --login|login|--execute|execute|--pdebuild|pdebuild)
	# don't do anything if it is "login", or pdebuild
	;;
    *)
# line from kobras@debian.org
	if [ "$DEBIAN_FRONTEND" = "noninteractive" -o "$DEBIAN_FRONTEND" = "Noninteractive" ]; then
	    exec < /dev/null

	    # set variables used in the upgrade option.
	    FORCE_CONFNEW[0]='-o'
	    FORCE_CONFNEW[1]='DPkg::Options::=--force-confnew'
	else
	    unset FORCE_CONFNEW || true
	fi
	;;
esac

# sort BINDMOUNTS to ensure that deeper directories are mounted last
BINDMOUNTS="$(for i in $BINDMOUNTS; do echo $i; done | sort -u)"