#! /bin/sh -
#
# octave-bug - create a bug report and mail it to the bug-octave
# mailing list.
#
# Patterned after the bashbug script from bash 1.14.
#
# John W. Eaton
# jwe@che.utexas.edu
# Department of Chemical Engineering
# The University of Texas at Austin

# Configuration:  these variables are filled in at configuration time.

VERSION="%VERSION%"
MACHINE="%TARGET_HOST_TYPE%"
F77="%F77%"
FFLAGS="%FFLAGS%"
CC="%CC%"
CFLAGS="%CFLAGS%"
CXX="%CXX%"
CXXFLAGS="%CXXFLAGS%"
DEFS="%DEFS%"

PATH=/bin:/usr/bin:/usr/ucb:/usr/local/bin:$PATH
export PATH

TEMP=/tmp/octave-bug.$$

: ${EDITOR=emacs}

trap 'rm -f $TEMP $TEMP.x; exit 1' 1 2 3 13 15
trap 'rm -f $TEMP $TEMP.x' 0

UN=
if (uname) > /dev/null 2>&1
then
  UN=`uname -a`
fi

HAVE_FMT=false
if (fmt < /dev/null) > /dev/null 2>&1
then
  HAVE_FMT=true
fi

ss_p=`echo $VERSION | grep "^ss-"`
if test -n "$ss_p"
then
  BUGADDR="octave-maintainers@che.utexas.edu"
else
  BUGADDR="bug-octave@che.utexas.edu"
fi

SUBJECT="[50 character or so descriptive subject here (for reference)]"
if test $# -gt 0
then
  case "$1" in
    -s)
      shift
      if test $# -gt 0
      then
        SUBJECT="$1"
        shift
      else
        echo "usage: octave-bug [-s subject]"
        exit 1
      fi
    ;;
  esac
fi

cat > $TEMP << EOF
To: $BUGADDR
Subject: $SUBJECT

Bug report for Octave $VERSION configured for $MACHINE

Description:
-----------

  * Please replace this item with a detailed description of the
    problem.  Suggestions or general comments are also welcome.

Repeat-By:
---------

  * Please replace this item with a description of the sequence of
    events that causes the problem to occur. 

Fix:
---

  * If possible, replace this item with a description of how to
    fix the problem (if you don't have a fix for the problem, don't
    include this section, but please do submit your report anyway).



Configuration (please do not edit this section):
-----------------------------------------------

uname output:     $UN
Fortran compiler: $F77
FFLAGS:           $FFLAGS
C compiler:       $CC
CFLAGS:           $CFLAGS
C++ compiler:     $CXX
CXXFLAGS:         $CXXFLAGS
DEFS:

EOF

if $HAVE_FMT
then
  echo $DEFS | fmt | sed 's/^/  /' >> $TEMP
else
  echo $DEFS >> $TEMP
fi

if test $# -gt 0
then
  if test -f "$1"
  then
    cat >> $TEMP << EOF

User-preferences (please do not edit this section):
--------------------------------------------------

EOF
    cat $1 >> $TEMP
  fi
fi

chmod u+w $TEMP
cp $TEMP $TEMP.x

status=0

if $EDITOR $TEMP
then
  if cmp -s $TEMP $TEMP.x
  then
    echo "file not changed -- no bug report submitted"
    status=1
  else
    rmail $BUGADDR < $TEMP > /dev/null 2>&1 || \
    mailx -s $SUBJECT $BUGADDR < $TEMP > /dev/null 2>&1 || \
    Mail -s $SUBJECT $BUGADDR < $TEMP > /dev/null 2>&1 || \
    /usr/ucb/mail -s $SUBJECT $BUGADDR < $TEMP > /dev/null 2>&1 || \
    /bin/mail  -s $SUBJECT $BUGADDR < $TEMP > /dev/null 2>&1 || \
    ( echo "unable to send mail -- saving message in \$HOME/dead.octave-bug"; \
      cat $TEMP >> $HOME/dead.octave-bug )
  fi
else
  echo "problems with edit -- no bug report submitted"
  status=1
fi

exit $status