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Revision 1.13 - (show annotations) (download)
Fri Feb 28 09:15:04 2003 UTC (11 years, 6 months ago) by vapier
Branch: MAIN
Changes since 1.12: +2 -2 lines
unfix earlier fixes

1 # Copyright 1999-2003 Gentoo Technologies, Inc.
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /home/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.12 2003/02/18 09:00:45 carpaski Exp $
4 #
5 # Author: Martin Schlemmer <azarah@gentoo.org>
6 #
7 # This eclass can be used for packages that needs a working X environment to build
8
9 ECLASS=virtualx
10 INHERITED="$INHERITED $ECLASS"
11 newdepend virtual/x11
12
13 DESCRIPTION="Based on the $ECLASS eclass"
14
15 [ -z "${SANDBOX_DISABLED}" ] && export SANDBOX_DISABLED="0" || :
16
17 virtualmake() {
18 local retval=0
19 local OLD_SANDBOX_DISABLED="${SANDBOX_DISABLED}"
20
21 #If $DISPLAY is not set, or xhost cannot connect to an X
22 #display, then do the Xvfb hack.
23 if [ -z "$DISPLAY" ] || ! (/usr/X11R6/bin/xhost &>/dev/null)
24 then
25 export XAUTHORITY=
26 # The following is derived from Mandrake's hack to allow
27 # compiling without the X display
28
29 einfo "Scanning for a open DISPLAY to start Xvfb..."
30
31 # We really do not want SANDBOX enabled here
32 export SANDBOX_DISABLED="1"
33
34 local i=0
35 XDISPLAY=$(i=0; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i})
36
37 # If we are in a chrooted environment, and there is already a
38 # X server started outside of the chroot, Xvfb will fail to start
39 # on the same display (most cases this is :0 ), so make sure
40 # Xvfb is started, else bump the display number
41 #
42 # Azarah - 5 May 2002
43 #
44 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null &
45 sleep 2
46
47 local start=${XDISPLAY}
48 while [ ! -f /tmp/.X${XDISPLAY}-lock ]
49 do
50 # Stop trying after 15 tries
51 if [ $((${XDISPLAY} - ${start})) -gt 15 ]; then
52
53 eerror ""
54 eerror "Unable to start Xvfb."
55 eerror ""
56 eerror "'/usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32' returns:"
57 eerror ""
58 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32
59 eerror ""
60 eerror "If possible, correct the above error and try your emerge again."
61 eerror ""
62 die
63 fi
64
65 XDISPLAY=$((${XDISPLAY}+1))
66 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null &
67 sleep 2
68 done
69
70 # Now enable SANDBOX again if needed.
71 export SANDBOX_DISABLED="${OLD_SANDBOX_DISABLED}"
72
73 einfo "Starting Xvfb on \$DISPLAY=${XDISPLAY} ..."
74
75 export DISPLAY=:${XDISPLAY}
76 #Do not break on error, but setup $retval, as we need
77 #to kill Xvfb
78 ${maketype} $*
79 retval=$?
80
81 #Now kill Xvfb
82 kill $(cat /tmp/.X${XDISPLAY}-lock)
83 else
84 #Normal make if we can connect to an X display
85 ${maketype} $*
86 retval=$?
87 fi
88
89 return $retval
90 }
91
92 #Same as "make", but setup the Xvfb hack if needed
93 Xmake() {
94 export maketype="make"
95 virtualmake "$*"
96 }
97
98 #Same as "emake", but setup the Xvfb hack if needed
99 Xemake() {
100 export maketype="emake"
101 virtualmake "$*"
102 }

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