6c2dd5fc20
The content of this branch was automatically imported from Fedora ELN with the following as its source: https://src.fedoraproject.org/rpms/xorg-x11-server#eaf442296937a83e622ce4995c5f33122bcd6f02
201 lines
6.4 KiB
Bash
201 lines
6.4 KiB
Bash
#!/bin/sh
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# --- T2-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# T2 SDE: package/.../xorg-server/xvfb-run.sh
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# Copyright (C) 2005 The T2 SDE Project
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# Copyright (C) XXXX - 2005 Debian
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#
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# More information can be found in the files COPYING and README.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License. A copy of the
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# GNU General Public License can be found in the file COPYING.
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# --- T2-COPYRIGHT-NOTE-END ---
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# $Id$
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# from: http://necrotic.deadbeast.net/xsf/XFree86/trunk/debian/local/xvfb-run
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# This script starts an instance of Xvfb, the "fake" X server, runs a command
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# with that server available, and kills the X server when done. The return
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# value of the command becomes the return value of this script.
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#
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# If anyone is using this to build a Debian package, make sure the package
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# Build-Depends on xvfb, xbase-clients, and xfonts-base.
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set -e
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PROGNAME=xvfb-run
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SERVERNUM=99
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AUTHFILE=
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ERRORFILE=/dev/null
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STARTWAIT=3
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XVFBARGS="-screen 0 640x480x24"
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LISTENTCP="-nolisten tcp"
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XAUTHPROTO=.
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# Query the terminal to establish a default number of columns to use for
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# displaying messages to the user. This is used only as a fallback in the event
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# the COLUMNS variable is not set. ($COLUMNS can react to SIGWINCH while the
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# script is running, and this cannot, only being calculated once.)
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DEFCOLUMNS=$(stty size 2>/dev/null | awk '{print $2}') || true
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if ! expr "$DEFCOLUMNS" : "[[:digit:]]\+$" >/dev/null 2>&1; then
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DEFCOLUMNS=80
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fi
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# Display a message, wrapping lines at the terminal width.
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message () {
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echo "$PROGNAME: $*" | fmt -t -w ${COLUMNS:-$DEFCOLUMNS}
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}
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# Display an error message.
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error () {
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message "error: $*" >&2
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}
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# Display a usage message.
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usage () {
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if [ -n "$*" ]; then
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message "usage error: $*"
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fi
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cat <<EOF
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Usage: $PROGNAME [OPTION ...] COMMAND
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Run COMMAND (usually an X client) in a virtual X server environment.
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Options:
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-a --auto-servernum try to get a free server number, starting at
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--server-num (deprecated, use --auto-display
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instead)
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-d --auto-display use the X server to find a display number
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automatically
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-e FILE --error-file=FILE file used to store xauth errors and Xvfb
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output (default: $ERRORFILE)
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-f FILE --auth-file=FILE file used to store auth cookie
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(default: ./.Xauthority)
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-h --help display this usage message and exit
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-n NUM --server-num=NUM server number to use (default: $SERVERNUM)
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-l --listen-tcp enable TCP port listening in the X server
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-p PROTO --xauth-protocol=PROTO X authority protocol name to use
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(default: xauth command's default)
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-s ARGS --server-args=ARGS arguments (other than server number and
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"-nolisten tcp") to pass to the Xvfb server
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(default: "$XVFBARGS")
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-w DELAY --wait=DELAY delay in seconds to wait for Xvfb to start
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before running COMMAND (default: $STARTWAIT)
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EOF
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}
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# Find a free server number by looking at .X*-lock files in /tmp.
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find_free_servernum() {
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# Sadly, the "local" keyword is not POSIX. Leave the next line commented in
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# the hope Debian Policy eventually changes to allow it in /bin/sh scripts
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# anyway.
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#local i
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i=$SERVERNUM
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while [ -f /tmp/.X$i-lock ]; do
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i=$(($i + 1))
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done
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echo $i
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}
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# Parse the command line.
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ARGS=$(getopt --options +ade:f:hn:lp:s:w: \
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--long auto-servernum,error-file:auth-file:,help,server-num:,listen-tcp,xauth-protocol:,server-args:,wait: \
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--name "$PROGNAME" -- "$@")
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GETOPT_STATUS=$?
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if [ $GETOPT_STATUS -ne 0 ]; then
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error "internal error; getopt exited with status $GETOPT_STATUS"
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exit 6
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fi
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eval set -- "$ARGS"
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while :; do
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case "$1" in
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-a|--auto-servernum) SERVERNUM=$(find_free_servernum) ;;
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-d|--auto-display) AUTO_DISPLAY=1 ;;
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-e|--error-file) ERRORFILE="$2"; shift ;;
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-f|--auth-file) AUTHFILE="$2"; shift ;;
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-h|--help) SHOWHELP="yes" ;;
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-n|--server-num) SERVERNUM="$2"; shift ;;
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-l|--listen-tcp) LISTENTCP="" ;;
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-p|--xauth-protocol) XAUTHPROTO="$2"; shift ;;
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-s|--server-args) XVFBARGS="$2"; shift ;;
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-w|--wait) STARTWAIT="$2"; shift ;;
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--) shift; break ;;
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*) error "internal error; getopt permitted \"$1\" unexpectedly"
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exit 6
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;;
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esac
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shift
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done
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if [ "$SHOWHELP" ]; then
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usage
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exit 0
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fi
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if [ -z "$*" ]; then
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usage "need a command to run" >&2
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exit 2
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fi
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if ! type xauth >/dev/null; then
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error "xauth command not found"
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exit 3
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fi
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# Set up the temp dir for the pid and X authorization file
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XVFB_RUN_TMPDIR="$(mktemp --directory --tmpdir $PROGNAME.XXXXXX)"
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# If the user did not specify an X authorization file to use, set up a temporary
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# directory to house one.
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if [ -z "$AUTHFILE" ]; then
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AUTHFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" Xauthority.XXXXXX)
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fi
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# Start Xvfb.
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MCOOKIE=$(mcookie)
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if [ -z "$AUTO_DISPLAY" ]; then
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# Old style using a pre-computed SERVERNUM
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XAUTHORITY=$AUTHFILE Xvfb ":$SERVERNUM" $XVFBARGS $LISTENTCP >>"$ERRORFILE" \
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2>&1 &
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XVFBPID=$!
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else
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# New style using Xvfb to provide a free display
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PIDFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" pid.XXXXXX)
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SERVERNUM=$(XAUTHORITY=$AUTHFILE Xvfb -displayfd 1 $XVFBARGS $LISTENTCP \
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2>"$ERRORFILE" & echo $! > $PIDFILE)
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XVFBPID=$(cat $PIDFILE)
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fi
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sleep "$STARTWAIT"
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XAUTHORITY=$AUTHFILE xauth source - << EOF >>"$ERRORFILE" 2>&1
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add :$SERVERNUM $XAUTHPROTO $MCOOKIE
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EOF
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# Start the command and save its exit status.
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set +e
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DISPLAY=:$SERVERNUM XAUTHORITY=$AUTHFILE "$@" 2>&1
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RETVAL=$?
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set -e
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# Kill Xvfb now that the command has exited.
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kill $XVFBPID
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# Clean up.
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XAUTHORITY=$AUTHFILE xauth remove ":$SERVERNUM" >"$ERRORFILE" 2>&1
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if [ -n "$XVFB_RUN_TMPDIR" ]; then
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if ! rm -r "$XVFB_RUN_TMPDIR"; then
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error "problem while cleaning up temporary directory"
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exit 5
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fi
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fi
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# Return the executed command's exit status.
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exit $RETVAL
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# vim:set ai et sts=4 sw=4 tw=80:
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