#!/bin/sh
#
# --- UCSF Chimera Copyright ---
# Copyright (c) 2000-2003 Regents of the University of California.
# All rights reserved.  This software provided pursuant to a
# license agreement containing restrictions on its disclosure,
# duplication and use.  This notice must be embedded in or
# attached to all copies, including partial copies, of the
# software or any revisions or derivations thereof.
# --- UCSF Chimera Copyright ---
#
# $Id: base.sh 40585 2015-05-13 21:12:50Z gregc $

# set path so we get the versions of command we expect
originalpath="$PATH"
PATH=/bin:/usr/bin:"$PATH"

# application name can be hardcoded by altering the next line
app=`basename "$0"`

# if CDPATH is set, then cd echos the directory as well
if test -n "$CDPATH"
then
	CHIMERA_CDPATH="$CDPATH"
	export CHIMERA_CDPATH
fi
unset CDPATH

# canonicalize CHIMERA for consistency with Tcl/Tk (remove symbolic links)
if test -n "$CHIMERA" -a -x "$CHIMERA/bin/chimera" -a -d "$CHIMERA/share/chimera"
then
	CHIMERA=`cd "$CHIMERA"; pwd -P`
else
	if test -n "$CHIMERA"
	then
		echo "Ignoring CHIMERA environment variable" 1>&2
	fi
	# Assume that the true location of $app is in CHIMERA/bin/ and
	# deduce what CHIMERA should be even if there are symbolic links
	bindir=`dirname "$0"`
	if test ! -L "$0"
	then
		bindir=`cd "$bindir"; pwd -P`
	else
		if link=`readlink "$0"`
		then :
		else
			# fallback if readlink doesn't exist
			link=`ls -l "$0" | sed 's/.* -> //'`
		fi
		# $app was a (relative?) symbolic link
		tmp=`dirname "$link"`
		bindir=`cd "$bindir"; cd "$tmp"; pwd -P`
	fi
	CHIMERA=`dirname "$bindir"`
fi
export CHIMERA

# system-dependent setup
case "`uname -s`" in
Linux)
	if test -n "$LD_LIBRARY_PATH"
	then
		CHIMERA_LD_LIBRARY_PATH="$LD_LIBRARY_PATH"
		export CHIMERA_LD_LIBRARY_PATH
	fi
	LD_LIBRARY_PATH="$CHIMERA/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
	if test -x "$CHIMERA/bin/need-syslibs"
	then
		if "$CHIMERA/bin/need-syslibs" "$CHIMERA"
		then
			LD_LIBRARY_PATH="$CHIMERA/syslibs:$LD_LIBRARY_PATH"
		fi
	fi
	export LD_LIBRARY_PATH
	;;
Darwin*)
	if test -n "$FONTCONFIG_FILE"
	then
		CHIMERA_FONTCONFIG_FILE="$FONTCONFIG_FILE"
		export CHIMERA_FONTCONFIG_FILE
	fi
	ver=`sw_vers -productVersion | awk -F. '{ print $1"."$2 }'`
	case $ver in
	10.[34])
		FONTCONFIG_FILE=/etc/fonts/fonts.conf
		;;
	*)
		FONTCONFIG_FILE=/usr/X11/lib/X11/fonts/fonts.conf
		;;
	esac
	export FONTCONFIG_FILE
	if test -n "$DYLD_FALLBACK_LIBRARY_PATH"
	then
		CHIMERA_DYLD_FALLBACK_LIBRARY_PATH="$DYLD_FALLBACK_LIBRARY_PATH"
		export CHIMERA_DYLD_FALLBACK_LIBRARY_PATH
	fi
	DYLD_FALLBACK_LIBRARY_PATH="$CHIMERA/lib${DYLD_FALLBACK_LIBRARY_PATH:+:$DYLD_FALLBACK_LIBRARY_PATH}"
	export DYLD_FALLBACK_LIBRARY_PATH
	# Make the Tcl/Tk and Python frameworks accessible.
	if test -n "$DYLD_FRAMEWORK_PATH"
	then
		CHIMERA_DYLD_FRAMEWORK_PATH="$DYLD_FRAMEWORK_PATH"
		export CHIMERA_DYLD_FRAMEWORK_PATH
	fi
	DYLD_FRAMEWORK_PATH="$CHIMERA/frameworks${DYLD_FRAMEWORK_PATH:+:$DYLD_FRAMEWORK_PATH}"
	export DYLD_FRAMEWORK_PATH
	;;
esac

# $Id: app.sh 26655 2009-01-07 22:02:30Z gregc $
# start up with given arguments
PATH="$originalpath"
if test $# -gt 0
then
	exec "$CHIMERA/bin/.ffmpeg" "$@"
else
	exec "$CHIMERA/bin/.ffmpeg"
fi