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Revision 1.5 - (show annotations) (download)
Sun May 5 17:12:35 2002 UTC (11 years, 11 months ago) by azarah
Branch: MAIN
Changes since 1.4: +24 -9 lines
more chroot fixes

1 # Copyright 1999-2002 Gentoo Technologies, Inc.
2 # Distributed under the terms of the GNU General Public License, v2 or later
3 # Author: Martin Schlemmer <azarah@gentoo.org>
4 # $Header: /home/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.4 2002/05/05 16:47:04 azarah Exp $
5 # This eclass can be used for packages that needs a working X environment to build
6 ECLASS=virtualx
7 newdepend virtual/x11
8
9 DESCRIPTION="Based on the $ECLASS eclass"
10
11 virtualmake() {
12 local retval=0
13
14 #If $DISPLAY is not set, or xhost cannot connect to an X
15 #display, then do the Xvfb hack.
16 if [ -z "$DISPLAY" ] || ! (/usr/X11R6/bin/xhost &>/dev/null)
17 then
18 export XAUTHORITY=
19 # The following is derived from Mandrake's hack to allow
20 # compiling without the X display
21
22 echo ">>> Scanning for a open DISPLAY to start Xvfb..."
23
24 local i=0
25 XDISPLAY=$(i=0; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i})
26
27 # If we are in a chrooted environment, and there is already a
28 # X server started outside of the chroot, Xvfb will fail to start
29 # on the same display (most cases this is :0 ), so make sure
30 # Xvfb is started, else bump the display number
31 #
32 # Azarah - 5 May 2002
33 #
34 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null &
35 sleep 2
36
37 while [ ! -f /tmp/.X${XDISPLAY}-lock ]
38 do
39 XDISPLAY=$((${XDISPLAY}+1))
40 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null &
41 sleep 2
42 done
43
44 echo ">>> Starting Xvfb on \$DISPLAY=${XDISPLAY} ..."
45
46 export DISPLAY=:${XDISPLAY}
47 #Do not break on error, but setup $retval, as we need
48 #to kill Xvfb
49 ${maketype} $*
50 retval=$?
51
52 #Now kill Xvfb
53 kill $(cat /tmp/.X${XDISPLAY}-lock)
54 else
55 #Normal make if we can connect to an X display
56 ${maketype} $*
57 retval=$?
58 fi
59 return $retval
60 }
61
62 #Same as "make", but setup the Xvfb hack if needed
63 Xmake() {
64 export maketype="make"
65 virtualmake "$*"
66 }
67
68 #Same as "emake", but setup the Xvfb hack if needed
69 Xemake() {
70 export maketype="emake"
71 virtualmake "$*"
72 }

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