#!/bin/sh

# Prevent recursive loops, where these values are set to this script
p="$(command -v "$0")"
[ -n "$BROWSER" ] && [ "$(command -v "$BROWSER" || true)" = "$p" ] && BROWSER=

IsError()
{
	# Operating system command not found
	[ "$1" -ne 126 ] && [ $1 -ne 127 ]
}

Run()
{
	"$@"
	ret=$?
	IsError "$ret"
}

if test -n "$BROWSER"; then
    Run "${BROWSER}" "$@" && exit "$ret"
fi

if test -n "$DISPLAY"; then
    if test -n "$GNOME_DESKTOP_SESSION_ID"; then
        if test -x /usr/bin/gnome-www-browser; then
            exec /usr/bin/gnome-www-browser "$@"
        elif test -x /usr/bin/x-www-browser; then
            exec /usr/bin/x-www-browser "$@"
        elif test -x /usr/bin/gnome-terminal && test -x /usr/bin/www-browser; then
            exec /usr/bin/gnome-terminal -x /usr/bin/www-browser "$@"
        fi
    fi
    if test -x /usr/bin/x-www-browser; then
        exec /usr/bin/x-www-browser "$@"
    elif test -x /usr/bin/x-terminal-emulator && test -x /usr/bin/www-browser; then
        exec /usr/bin/x-terminal-emulator -x /usr/bin/www-browser "$@"
    fi
elif test -x /usr/bin/www-browser; then
    exec /usr/bin/www-browser "$@"
fi

echo "Couldn't find a suitable web browser!\n" >&2
echo "Set the BROWSER environment variable to your desired browser.\n" >&2
exit 1;