#!/bin/sh
#
# Copyright (C) 1997 Free Software Foundation, Inc.
#
# Author: Ovidiu Predescu <ovidiu@net-community.com>
# Date: October 1997
# 
# This file is part of the GNUstep Makefile Package.
#
# This library 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.
# 
# You should have received a copy of the GNU General Public
# License along with this library; see the file COPYING.LIB.
# If not, write to the Free Software Foundation,
# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

# Execute gdb for the application passed as argument. The application is
# searched through the GNUstep directories if a complete or relative path name
# is not specified. The arguments passed after the application name are passed
# unmodified to the application.

if [ -z "$1" ]; then
  echo usage: `basename $0` [--library-combo=...] application [arguments...]
  echo `basename $0` --help for help
  exit 1
fi

if [ -z "$EXEEXT" ]; then
  EXEEXT=@EXEEXT@
fi
if [ -z "$LIBRARY_COMBO" ]; then
  LIBRARY_COMBO=@ac_cv_library_combo@
fi
if [ -z "$GDB" ]; then
  GDB=gdb
fi

case $1 in
  --help)
    echo usage: `basename $0` [--library-combo=...] application [arguments...]
    echo
    echo [--library-combo=...] specifies a GNUstep backend to use.
    echo It overrides the default LIBRARY_COMBO environment variable.
    echo --library-combo=gnu-xdps for GNUstep XDPS Backend
    echo --library-combo=gnu-xraw for GNUstep XRaw Backend
    echo --library-combo=fd-xraw for GNUstep XRaw Backend with libFoundation
    echo --library-combo=fd-xdps for GNUstep XDPS Backend with libFoundation
    echo --library-combo=nx for NeXT OPENSTEP
    echo
    echo application is the complete or relative name of the application
    echo program with the .app extension, like Edit.app.
    echo
    echo [arguments...] are the arguments to the application.
    exit 0
    ;;
  --library-combo=*)
    LIBRARY_COMBO=`echo $1 | sed 's/--library-combo=//'`
    if [ -z "$2" ]; then
      echo usage: `basename $0` [--library-combo=...] application [arguments...]
      echo `basename $0` --help for help
      exit 1
    fi
    app=$2; shift; shift
    ;;
  *)
    app=$1; shift;;
esac

if [ "$LIBRARY_COMBO" = nx ]; then
  LIBRARY_COMBO=nx-nx-nx-nil
elif [ "$LIBRARY_COMBO" = gnu-xdps ]; then
  LIBRARY_COMBO=gnu-gnu-gnu-xdps
elif [ "$LIBRARY_COMBO" = gnu-xraw ]; then
  LIBRARY_COMBO=gnu-gnu-gnu-xraw
elif [ "$LIBRARY_COMBO" = fd-xraw ]; then
  LIBRARY_COMBO=gnu-fd-gnu-xraw
elif [ "$LIBRARY_COMBO" = fd-xdps ]; then
  LIBRARY_COMBO=gnu-fd-gnu-xdps
fi

# Remove leading slashes at the end of the application name
app=`echo $app | sed 's%/*$%%'`

if [ -z "$EXEEXT" ]; then
  app=$app$EXEEXT
fi

case $app in
  /*)	# An absolute path.
	full_appname=$app;;
  */*)	# A relative path
	full_appname=`(cd $app; pwd)`;;
  *)	# A path that should be searched into the GNUstep paths
	if [ -n $GNUSTEP_PATHPREFIX_LIST ]; then
	    SPATH=$GNUSTEP_PATHPREFIX_LIST
	else
	    SPATH=$PATH
	fi
	SPATH=.:$SPATH
	IFS=:
	for dir in $SPATH; do
	  if [ -d $dir/Apps/$app ]; then
	    full_appname=`(cd $dir/Apps/$app; pwd)`
	    break;
	  fi
	  if [ -d $dir/$app ]; then
	    full_appname=`(cd $dir/$app; pwd)`
	    break;
	  fi
	done;;
esac

corefile=
if [ -f core ]; then
	echo -e "Core image has been found in working directory. Use it? ";
	read;
	if [ $REPLY = y ]; then
		corefile="--core=core";
	fi
fi

if [ -z "$full_appname" ]; then
  echo "Can't find the required application: $app!"
  exit 1
fi

#
# Determine the host information
#
if [ -z "$GNUSTEP_HOST" ]; then
    GNUSTEP_HOST=`$GNUSTEP_SYSTEM_ROOT/Makefiles/config.guess`
    GNUSTEP_HOST=`$GNUSTEP_SYSTEM_ROOT/Makefiles/config.sub $GNUSTEP_HOST`
    export GNUSTEP_HOST
fi
if [ -z "$GNUSTEP_HOST_CPU" ]; then
    GNUSTEP_HOST_CPU=`$GNUSTEP_SYSTEM_ROOT/Makefiles/cpu.sh $GNUSTEP_HOST`
    GNUSTEP_HOST_CPU=`$GNUSTEP_SYSTEM_ROOT/Makefiles/clean_cpu.sh $GNUSTEP_HOST_CPU`
    export GNUSTEP_HOST_CPU
fi
if [ -z "$GNUSTEP_HOST_VENDOR" ]; then
    GNUSTEP_HOST_VENDOR=`$GNUSTEP_SYSTEM_ROOT/Makefiles/vendor.sh $GNUSTEP_HOST`
    GNUSTEP_HOST_VENDOR=`$GNUSTEP_SYSTEM_ROOT/Makefiles/clean_vendor.sh $GNUSTEP_HOST_VENDOR`
    export GNUSTEP_HOST_VENDOR
fi
if [ -z "$GNUSTEP_HOST_OS" ]; then
    GNUSTEP_HOST_OS=`$GNUSTEP_SYSTEM_ROOT/Makefiles/os.sh $GNUSTEP_HOST`
    GNUSTEP_HOST_OS=`$GNUSTEP_SYSTEM_ROOT/Makefiles/clean_os.sh $GNUSTEP_HOST_OS`
   export GNUSTEP_HOST_OS
fi

if [ "$LIBRARY_COMBO" = nx-nx-nx-nil -a $GNUSTEP_HOST_OS = nextstep4 ]; then
  if [ -f "$full_appname/library_paths.openapp" ]; then
    additional_library_paths="`cat $full_appname/library_paths.openapp`"
  fi
else
  if [ -f "$full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS/$LIBRARY_COMBO/library_paths.openapp" ]; then
    additional_library_paths="`cat $full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS/$LIBRARY_COMBO/library_paths.openapp`"
  fi
fi

appname=`echo $app | sed 's/\.[a-z]*$//'`
appname=`basename $appname`
. $GNUSTEP_SYSTEM_ROOT/Makefiles/ld_lib_path.sh


if [ "$LIBRARY_COMBO" = nx-nx-nx-nil -a $GNUSTEP_HOST_OS = nextstep4 ]; then
  if [ ! -f $full_appname/$appname ]; then
    echo "$full_appname application does not have a binary for this kind of machine and operating system."
    exit 1
  fi

  # Support for GDBbundle under OPENSTEP
  $GDB -connect TextEdit $gdbargs $full_appname/$appname $corefile

else
  # Determine if the application has a binary for this operating system
  if [ ! -d $full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS ]; then
    echo "$full_appname application does not have a binary for this kind of machine and operating system."
    exit 1
  fi

  if [ ! -d $full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS/$LIBRARY_COMBO ]; then
    echo "$full_appname application does not have a binary for this combination of libraries: $LIBRARY_COMBO."
    exit 1
  fi

  # Support for GDBbundle under OPENSTEP
  if [ $GNUSTEP_HOST_OS = nextstep4 ]; then
    $GDB -connect TextEdit $full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS/$LIBRARY_COMBO/$appname $corefile
  else
    $GDB $full_appname/$GNUSTEP_HOST_CPU/$GNUSTEP_HOST_OS/$LIBRARY_COMBO/$appname $corefile
  fi

fi
