#! /bin/sh
##
## run-octave -- run Octave in the build tree.
## 
## Copyright (C) 2006-2012 John W. Eaton
##
## This file is part of Octave.
## 
## Octave 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 3 of the License, or (at
## your option) any later version.
## 
## Octave 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 Octave; see the file COPYING.  If not, see
## <http://www.gnu.org/licenses/>.

AWK=%AWK%
FIND=%FIND%
SED=%SED%

# FIXME -- is there a better way to handle the possibility of spaces
# in these names? 

top_srcdir='%abs_top_srcdir%'
builddir='%builddir%'

d1="$top_srcdir/scripts"
d2="$builddir/scripts"
d3="$builddir/src"

d1_list=`$FIND "$d1" -type d -a ! \( \( -name private -o -name '@*' \) -a -prune \) -exec echo '{}' ';' | $SED 's/$/:/'`
d2_list=`$FIND "$d2" -type d -a ! \( \( -name private -o -name '@*' \) -a -prune \) -exec echo '{}' ';' | $SED 's/$/:/'`
d3_list=`$FIND "$d3" -type d -a ! \( \( -name private -o -name '@*' \) -a -prune \) -exec echo '{}' ';' | $SED 's/$/:/'`

d1_path=`echo "$d1_list" | $AWK '{ t = (s $0); s = t; } END { sub (/:$/, "", s); print s; }'`
d2_path=`echo "$d2_list" | $AWK '{ t = (s $0); s = t; } END { sub (/:$/, "", s); print s; }'`
d3_path=`echo "$d3_list" | $AWK '{ t = (s $0); s = t; } END { sub (/:$/, "", s); print s; }'`

octave_executable="$builddir/src/octave"

LOADPATH="$d1_path:$d2_path:$d3_path"
IMAGEPATH="$top_srcdir/scripts/image"
DOCFILE="$builddir/doc/interpreter/doc-cache"
TEXIMACROSFILE="$top_srcdir/doc/interpreter/macros.texi"
INFOFILE="$top_srcdir/doc/interpreter/octave.info"

## Checking for string equality below with prepended x's in order to
## handle problems with empty strings.
if [ $# -gt 0 ]; then
  if [ "x$1" = "x-g" ]; then
    driver="gdb --args"
    shift
  elif [ "x$1" = "x-gud" ]; then
    ## Frontends for gdb (e.g. Emacs's GUD mode) need --annotate=3
    driver="gdb --annotate=3 --args"
    shift
  elif [ "x$1" = "x-valgrind" ]; then
    driver="valgrind --tool=memcheck"
    shift
  elif [ "x$1" = "x-strace" ]; then
    driver="strace -o octave.trace"
    shift
  elif [ "x$1" = "x-cli" ]; then
    octave_executable="$builddir/src/octave-cli"
    shift
  fi
fi

OCTAVE_SITE_INITFILE="$top_srcdir/scripts/startup/main-rcfile" \
  exec $builddir/libtool --mode=execute $driver \
    "$octave_executable" --no-init-path --path="$LOADPATH" \
    --image-path="$IMAGEPATH" --doc-cache-file="$DOCFILE" \
    --texi-macros-file="$TEXIMACROSFILE" --info-file="$INFOFILE" "$@"