diff options
author | Platon Ryzhikov | 2018-12-23 13:28:03 +0300 |
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committer | Platon Ryzhikov | 2018-12-23 13:28:03 +0300 |
commit | c56792b8130895e69e312db458d769320139ed09 (patch) | |
tree | c84057819773986a8add2dd44655cc5451f40dd5 /xvfb-run | |
download | aur-c56792b8130895e69e312db458d769320139ed09.tar.gz |
Add xorg-server for systems without udev
Diffstat (limited to 'xvfb-run')
-rw-r--r-- | xvfb-run | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/xvfb-run b/xvfb-run new file mode 100644 index 000000000000..9d088c1c28ec --- /dev/null +++ b/xvfb-run @@ -0,0 +1,200 @@ +#!/bin/sh +# --- T2-COPYRIGHT-NOTE-BEGIN --- +# This copyright note is auto-generated by ./scripts/Create-CopyPatch. +# +# T2 SDE: package/.../xorg-server/xvfb-run.sh +# Copyright (C) 2005 The T2 SDE Project +# Copyright (C) XXXX - 2005 Debian +# +# More information can be found in the files COPYING and README. +# +# This program 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; version 2 of the License. A copy of the +# GNU General Public License can be found in the file COPYING. +# --- T2-COPYRIGHT-NOTE-END --- + +# $Id$ +# from: http://necrotic.deadbeast.net/xsf/XFree86/trunk/debian/local/xvfb-run + +# This script starts an instance of Xvfb, the "fake" X server, runs a command +# with that server available, and kills the X server when done. The return +# value of the command becomes the return value of this script. +# +# If anyone is using this to build a Debian package, make sure the package +# Build-Depends on xvfb, xbase-clients, and xfonts-base. + +set -e + +PROGNAME=xvfb-run +SERVERNUM=99 +AUTHFILE= +ERRORFILE=/dev/null +STARTWAIT=3 +XVFBARGS="-screen 0 640x480x24" +LISTENTCP="-nolisten tcp" +XAUTHPROTO=. + +# Query the terminal to establish a default number of columns to use for +# displaying messages to the user. This is used only as a fallback in the event +# the COLUMNS variable is not set. ($COLUMNS can react to SIGWINCH while the +# script is running, and this cannot, only being calculated once.) +DEFCOLUMNS=$(stty size 2>/dev/null | awk '{print $2}') || true +if ! expr "$DEFCOLUMNS" : "[[:digit:]]\+$" >/dev/null 2>&1; then + DEFCOLUMNS=80 +fi + +# Display a message, wrapping lines at the terminal width. +message () { + echo "$PROGNAME: $*" | fmt -t -w ${COLUMNS:-$DEFCOLUMNS} +} + +# Display an error message. +error () { + message "error: $*" >&2 +} + +# Display a usage message. +usage () { + if [ -n "$*" ]; then + message "usage error: $*" + fi + cat <<EOF +Usage: $PROGNAME [OPTION ...] COMMAND +Run COMMAND (usually an X client) in a virtual X server environment. +Options: +-a --auto-servernum try to get a free server number, starting at + --server-num (deprecated, use --auto-display + instead) +-d --auto-display use the X server to find a display number + automatically +-e FILE --error-file=FILE file used to store xauth errors and Xvfb + output (default: $ERRORFILE) +-f FILE --auth-file=FILE file used to store auth cookie + (default: ./.Xauthority) +-h --help display this usage message and exit +-n NUM --server-num=NUM server number to use (default: $SERVERNUM) +-l --listen-tcp enable TCP port listening in the X server +-p PROTO --xauth-protocol=PROTO X authority protocol name to use + (default: xauth command's default) +-s ARGS --server-args=ARGS arguments (other than server number and + "-nolisten tcp") to pass to the Xvfb server + (default: "$XVFBARGS") +-w DELAY --wait=DELAY delay in seconds to wait for Xvfb to start + before running COMMAND (default: $STARTWAIT) +EOF +} + +# Find a free server number by looking at .X*-lock files in /tmp. +find_free_servernum() { + # Sadly, the "local" keyword is not POSIX. Leave the next line commented in + # the hope Debian Policy eventually changes to allow it in /bin/sh scripts + # anyway. + #local i + + i=$SERVERNUM + while [ -f /tmp/.X$i-lock ]; do + i=$(($i + 1)) + done + echo $i +} + +# Parse the command line. +ARGS=$(getopt --options +ade:f:hn:lp:s:w: \ + --long auto-servernum,error-file:auth-file:,help,server-num:,listen-tcp,xauth-protocol:,server-args:,wait: \ + --name "$PROGNAME" -- "$@") +GETOPT_STATUS=$? + +if [ $GETOPT_STATUS -ne 0 ]; then + error "internal error; getopt exited with status $GETOPT_STATUS" + exit 6 +fi + +eval set -- "$ARGS" + +while :; do + case "$1" in + -a|--auto-servernum) SERVERNUM=$(find_free_servernum) ;; + -d|--auto-display) AUTO_DISPLAY=1 ;; + -e|--error-file) ERRORFILE="$2"; shift ;; + -f|--auth-file) AUTHFILE="$2"; shift ;; + -h|--help) SHOWHELP="yes" ;; + -n|--server-num) SERVERNUM="$2"; shift ;; + -l|--listen-tcp) LISTENTCP="" ;; + -p|--xauth-protocol) XAUTHPROTO="$2"; shift ;; + -s|--server-args) XVFBARGS="$2"; shift ;; + -w|--wait) STARTWAIT="$2"; shift ;; + --) shift; break ;; + *) error "internal error; getopt permitted \"$1\" unexpectedly" + exit 6 + ;; + esac + shift +done + +if [ "$SHOWHELP" ]; then + usage + exit 0 +fi + +if [ -z "$*" ]; then + usage "need a command to run" >&2 + exit 2 +fi + +if ! type xauth >/dev/null; then + error "xauth command not found" + exit 3 +fi + +# Set up the temp dir for the pid and X authorization file +XVFB_RUN_TMPDIR="$(mktemp --directory --tmpdir $PROGNAME.XXXXXX)" +# If the user did not specify an X authorization file to use, set up a temporary +# directory to house one. +if [ -z "$AUTHFILE" ]; then + AUTHFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" Xauthority.XXXXXX) +fi + +# Start Xvfb. +MCOOKIE=$(mcookie) + +if [ -z "$AUTO_DISPLAY" ]; then + # Old style using a pre-computed SERVERNUM + XAUTHORITY=$AUTHFILE Xvfb ":$SERVERNUM" $XVFBARGS $LISTENTCP >>"$ERRORFILE" \ + 2>&1 & + XVFBPID=$! +else + # New style using Xvfb to provide a free display + PIDFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" pid.XXXXXX) + SERVERNUM=$(XAUTHORITY=$AUTHFILE Xvfb -displayfd 1 $XVFBARGS $LISTENTCP \ + 2>"$ERRORFILE" & echo $! > $PIDFILE) + XVFBPID=$(cat $PIDFILE) +fi +sleep "$STARTWAIT" + +XAUTHORITY=$AUTHFILE xauth source - << EOF >>"$ERRORFILE" 2>&1 +add :$SERVERNUM $XAUTHPROTO $MCOOKIE +EOF + +# Start the command and save its exit status. +set +e +DISPLAY=:$SERVERNUM XAUTHORITY=$AUTHFILE "$@" 2>&1 +RETVAL=$? +set -e + +# Kill Xvfb now that the command has exited. +kill $XVFBPID + +# Clean up. +XAUTHORITY=$AUTHFILE xauth remove ":$SERVERNUM" >"$ERRORFILE" 2>&1 +if [ -n "$XVFB_RUN_TMPDIR" ]; then + if ! rm -r "$XVFB_RUN_TMPDIR"; then + error "problem while cleaning up temporary directory" + exit 5 + fi +fi + +# Return the executed command's exit status. +exit $RETVAL + +# vim:set ai et sts=4 sw=4 tw=80: |