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#!/bin/bash

CONFDIR="/etc/abs"
CONNMODE="m"

[ -f "$CONFDIR/abs.conf" ] && source "$CONFDIR/abs.conf"

#user based overrides
[ -f ~/.abs.conf ] && source ~/.abs.conf

usage() {
  echo "Arch Build System -- synchronization utility"
  echo "usage: $0 [-p] [repository1 [repository2 ...]]"
  echo
  echo "abs will synchronize PKGBUILD scripts from the CVS repository"
  echo "into $ABSROOT.  You can follow different package trees by"
  echo "editing /etc/abs/supfile.* files.  If no argument is given, abs "
  echo "will synchronize from supfiles specified in /etc/abs/abs.conf."
  echo "If -p is specified, the connection is opened in passive mode."
}

update() {
  cd "$ABSROOT"
  for sup in "${SUPFILES[@]}"; do
    if [ "$sup" != "testing" ]; then
      if [ "$sup" = "${sup#!}" ]; then
        $CVSUP -L 1 -r 0 -g -b "$ABSROOT" -P $CONNMODE -c .sup "$CONFDIR/supfile.$sup"
      fi
    elif [ "$sup" = "testing" ]; then
      if [ ! -d "$ABSROOT/testing" ]; then
        mkdir "$ABSROOT/testing"
      fi
      cd "$ABSROOT/testing"
      $CVSUP -L 1 -r 0 -g -b "$ABSROOT/testing" -P $CONNMODE -c .sup "$CONFDIR/supfile.testing"
      cd "$ABSROOT"
    fi
  done
} 

if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
  usage
  exit 0
fi

if [ ! -d "$ABSROOT" ]; then
  echo "abs: $ABSROOT does not exist (or is not a directory)"
  exit 1
fi
if [ ! -w "$ABSROOT" ]; then
  echo "abs: no write permissions in $ABSROOT"
  exit 1
fi

if [ "$(type -p cvsup)" ]; then
  CVSUP="cvsup"
elif [ "$(type -p csup)" ]; then
  CVSUP="csup"
else
  echo "abs: missing CVS synchronization utility.  Install cvsup or csup."
  exit 1
fi

if [ "$1" = "-p" ] || [ "$1" = "--passive" ]; then
  CONNMODE="-"
  shift
else
  CONNMODE="m"
fi

if [ "$#" -ne "0" ]; then
  SUPFILES=("$@")
fi

update

exit 0
# vim: set ts=2 sw=2 noet: