# -*-sh-*-
#
# $Id: .profile,v 1.3 1997/01/09 20:30:23 mdw Exp $
#
# Bash startup things
#

if [ -z "$__mdw_profile" ]; then

export __mdw_profile=done

# --- Work out my home directory ---
#
# This horrible trick resolves symbolic links.  It enables resolving links,
# changes directory and displays the name of the directory in a subshell
# to avoid changing the current state.

HOME=`(set -P; cd $HOME; pwd)`
cd $HOME

# --- Add elements to a path string ---

__mdw_addto () {
  local var=$1 val dir=$2 new=""
  eval "val=\$$var"
  shift 2
  for i in "$@"; do
    case "$new:" in *:$i:*) continue;; esac
    [ -d $i ] || continue
    case "X$val" in
      X)
	val=$i
	continue
	;;
      X$i)
	continue
	;;
      X*:$i:*)
	val=`echo $val | sed -e "s=:$i:=:="`
	;;
      X$i:*)
	val=${val#$i:}
	;;
      X*:$i)
	val=${val%:$i}
	;;
    esac
    new=$new:$i
  done
  case $dir in
    l) val=${new#:}:$val;;
    r) val=$val$new;;
  esac
  export $var=$val
}

# --- Find a configuration item ---

__mdw_conf () {
  local var=$1
  val=`sed -n "
    /^[	 ]*$var[	 ]*=[	 ]*\(\|.*[^	 ]\)[	 ]*$/ {
      s//\1/; p; q
    }
  " ${MDWCONF-$HOME/.mdw.conf}`
  case "$val" in "~"*) val=`eval "echo ${val%%/*}"`${val#\~};; esac
  echo "$val"
}

# --- Set the path variable ---

__mdw_addto PATH l \
  $HOME/bin \
  {,/usr{,/local}{,/X11R6}}{/bin,/sbin,/games} \
  /opt/nfast{,/gcc}{/bin,/sbin} \
  $HOME/src/ncipher/scripts
if [ -d /usr/local/plan9 ]; then
  export PLAN9=/usr/local/plan9
  __mdw_addto PATH r \
    $PLAN9/bin
fi

# --- Find whether a program exists ---

__mdw_programp () { type -t >/dev/null "$1"; }

# --- And the same for manual pages ---

case "$MACHTIME" in
  *linux*)
    MANPATH=`manpath -q`
    ;;
esac
__mdw_addto MANPATH l \
  {/usr{,/local}{,/X11R6}{,/share}}/{man,catman} \
  $HOME/man

# --- Where my mail comes from ---

export MAIL=`__mdw_conf mailbox`
export NAME="Mark Wooding"
export EMAIL=`__mdw_conf email`
export QMAILINJECT=c

# --- Find a text editor ---

export MDW_EDITOR=ed
for ed in mg "emacs22 -nw" "emacs21 -nw" "emacs -nw" vi pico nano ae; do
  name=`echo $ed | sed 's/ .*$//'`
  if __mdw_programp "$name"; then
    MDW_EDITOR=$ed
    break
  fi
done

export EDITOR=mdw-editor VISUAL=mdw-editor

# --- Various options for programs ---

umask 002

[ -z "$HOST" ] && export HOST=`hostname`

if [ "$DISPLAY" = "" ]; then
  : ${LC_CTYPE=${LANG-${LC_ALL-`__mdw_conf console-ctype`}}}
else
  LC_CTYPE=`__mdw_conf x-ctype`
fi
unset LANG LC_ALL LC_COLLATE
export LC_CTYPE

__mdw_programp distcc && export CCACHE_PREFIX=distcc

export TEXINPUTS=".:$HOME/lib/tex//:"

__mdw_addto INFOPATH r $HOME/info /usr/info /usr/share/info /usr/local/info
__mdw_addto PERLLIB r $HOME/lib/perl
__mdw_addto PYTHONPATH r $HOME/lib/python

export __MDW_ROOTLY=`__mdw_conf rootly`

[ -z "$LS_OPTIONS" ] && export LS_OPTIONS="-F"

export BASCAT="-l +n"

export CVS_RSH=ssh
export CVSROOT=`__mdw_conf cvs-root`
export SVNROOT=`__mdw_conf svn-root`

export BECOME="--preserve-environment"

export PAGER=`type -p less` METAMAIL_PAGER=`type -p less`
export LESS="-iqgRh1FX"
export LESSOPEN="|lesspipe.sh %s"
export LESSCHARSET=latin1
# export MAKEFLAGS="-j4"
[ "$TMPDIR" ] || eval `tmpdir -b`
export TMP=$TMPDIR
export PERL_READLINE_NOWARN=yes

[ -z "$NNTPSERVER" ] && export NNTPSERVER=`__mdw_conf nntp-server`
[ -z "$http_proxy" ] && export http_proxy=http://`__mdw_conf http-proxy`/
[ -z "$ftp_proxy" ] && export ftp_proxy=$http_proxy

export XUSERFILESEARCHPATH="$HOME/.Xapps/%N:/usr/lib/X11/%T/%N%S"

export PS_PERSONALITY=gnu

export NC_SITES=cam:bos

# -- Disable core dumps ---

ulimit -S -c 0

# --- Start an ssh authentication agent ---

eval `start-ssh-agent -b`

if [ -z "$__mdw_bashrc" ] && [ "$__mdw_force_secure_session" = "yes" ] ||
   ( tty="`tty`" devtty="(/dev/)?${tty#/dev/}"
     { { { [ -e /etc/securetty ] && sectty=/etc/securetty; } ||
	 { [ -e /etc/securettys ] && sectty=/etc/securettys; }; } &&
       egrep "$devtty" $sectty >/dev/null; } ||
     { [ -e /etc/default/login ] &&
       egrep "^CONSOLE=$devtty" /etc/default/login >/dev/null; } ||
     case "${tty#/dev/}" in
       console|systty|tty[0-9]) true ;;
       *) false ;;
     esac )
then
  export __mdw_sechost="`hostname`"
fi

[ -n "$DT" ] && trap "source $HOME/.bash_logout" EXIT

# --- And a passphrase pixie ---

if pixie --version >/dev/null 2>&1; then
  mkdir -p $HOME/.catacomb
  pixie=${CATACOMB_PIXIE-$HOME/.catacomb/pixie}
  if [ -S "$pixie" ] && pixie -C help >/dev/null 2>/dev/null; then
    :
  else
    pixie -d 2>>$HOME/.catacomb/pixie.log
    __mdw_started_pixie=yes
  fi
fi

[ -f "$HOME/.profile-local" ] && . "$HOME/.profile-local"

# --- Now, if my .bashrc hasn't been run yet, run it ---
#
# Oh, don't do that if we don't have a terminal.

[ -z "$__mdw_bashrc" ] && [ -t 0 ] && \
  [ -r $HOME/.bashrc ] && . $HOME/.bashrc

fi