/[gentoo-x86]/eclass/virtualx.eclass
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Revision 1.4 Revision 1.21
1# Copyright 1999-2002 Gentoo Technologies, Inc. 1# Copyright 1999-2004 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License, v2 or later 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.21 2005/07/06 19:58:37 agriffis Exp $
4#
3# Author: Martin Schlemmer <azarah@gentoo.org> 5# Author: Martin Schlemmer <azarah@gentoo.org>
4# $Header: /var/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.4 2002/05/05 16:47:04 azarah Exp $ 6#
5# This eclass can be used for packages that needs a working X environment to build 7# This eclass can be used for packages that needs a working X environment to build
8
6ECLASS=virtualx 9ECLASS=virtualx
7newdepend virtual/x11 10DEPEND="X? ( virtual/x11 )"
11IUSE="X"
8 12
9DESCRIPTION="Based on the $ECLASS eclass" 13DESCRIPTION="Based on the $ECLASS eclass"
10 14
15#
16# Brian Harring <ferringb@gentoo.org> 11/04/2004
17# do not disable the sandbox during the depend phase.
18# ebuilds shouldn't touch the fs during depend phase, nor screw with the sandbox.
19#
20if [[ ${EBUILD_PHASE/depend} == "${EBUILD_PHASE}" ]] ; then
21 [[ -z ${SANDBOX_DISABLED} ]] && export SANDBOX_DISABLED="0" || :
22fi
23
11virtualmake() { 24virtualmake() {
12 local retval=0 25 local retval=0
26 local OLD_SANDBOX_DISABLED="${SANDBOX_DISABLED}"
27 local XVFB=$(type -p Xvfb)
28 local XHOST=$(type -p xhost)
13 29
14 #If $DISPLAY is not set, or xhost cannot connect to an X 30 # If $DISPLAY is not set, or xhost cannot connect to an X
15 #display, then do the Xvfb hack. 31 # display, then do the Xvfb hack.
16 if [ -z "$DISPLAY" ] || ! /usr/X11R6/bin/xhost 32 if [[ -n ${XVFB} && -n ${XHOST} ]] && \
17 then 33 ( [[ -z ${DISPLAY} ]] || ! (${XHOST} &>/dev/null) ) ; then
18 export XAUTHORITY= 34 export XAUTHORITY=
19 # The following is derived from Mandrake's hack to allow 35 # The following is derived from Mandrake's hack to allow
20 # compiling without the X display 36 # compiling without the X display
21 37
22 # Only start at :1, as the default display is usually :0, 38 einfo "Scanning for a open DISPLAY to start Xvfb ..."
23 # and Xvfb cannot start if X is already running. This 39
24 # is mainly to fix chroot issues where this wont detect 40 # We really do not want SANDBOX enabled here
25 # a running X, as we dont have /tmp mounted (--bind) in 41 export SANDBOX_DISABLED="1"
26 # the chroot. (Azarah - 5 May 2002) 42
27 local i=1 43 local i=0
28 XDISPLAY=$(i=1; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i}) 44 XDISPLAY=$(i=0; while [[ -f /tmp/.X${i}-lock ]] ; do i=$((${i}+1));done; echo ${i})
45
46 # If we are in a chrooted environment, and there is already a
47 # X server started outside of the chroot, Xvfb will fail to start
48 # on the same display (most cases this is :0 ), so make sure
49 # Xvfb is started, else bump the display number
50 #
51 # Azarah - 5 May 2002
52 #
53 # Changed the mode from 800x600x32 to 800x600x24 because the mfb
54 # support has been dropped in Xvfb in the xorg-x11 pre-releases.
55 # For now only depths up to 24-bit are supported.
56 #
57 # Sven Wegener <swegener@gentoo.org> - 22 Aug 2004
58 #
29 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null & 59 ${XVFB} :${XDISPLAY} -screen 0 800x600x24 &>/dev/null &
60 sleep 2
61
62 local start=${XDISPLAY}
63 while [[ ! -f /tmp/.X${XDISPLAY}-lock ]] ; do
64 # Stop trying after 15 tries
65 if [[ $((${XDISPLAY} - ${start})) -gt 15 ]] ; then
66
67 eerror ""
68 eerror "Unable to start Xvfb."
69 eerror ""
70 eerror "'/usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x24' returns:"
71 eerror ""
72 ${XVFB} :${XDISPLAY} -screen 0 800x600x24
73 eerror ""
74 eerror "If possible, correct the above error and try your emerge again."
75 eerror ""
76 die
77 fi
78
79 XDISPLAY=$((${XDISPLAY}+1))
80 ${XVFB} :${XDISPLAY} -screen 0 800x600x24 &>/dev/null &
81 sleep 2
82 done
83
84 # Now enable SANDBOX again if needed.
85 export SANDBOX_DISABLED="${OLD_SANDBOX_DISABLED}"
86
87 einfo "Starting Xvfb on \$DISPLAY=${XDISPLAY} ..."
30 88
31 export DISPLAY=:${XDISPLAY} 89 export DISPLAY=:${XDISPLAY}
32 #Do not break on error, but setup $retval, as we need 90 #Do not break on error, but setup $retval, as we need
33 #to kill Xvfb 91 #to kill Xvfb
34 ${maketype} $* 92 ${maketype} $*
39 else 97 else
40 #Normal make if we can connect to an X display 98 #Normal make if we can connect to an X display
41 ${maketype} $* 99 ${maketype} $*
42 retval=$? 100 retval=$?
43 fi 101 fi
102
44 return $retval 103 return ${retval}
45} 104}
46 105
47#Same as "make", but setup the Xvfb hack if needed 106#Same as "make", but setup the Xvfb hack if needed
48Xmake() { 107Xmake() {
49 export maketype="make" 108 export maketype="make"
54Xemake() { 113Xemake() {
55 export maketype="emake" 114 export maketype="emake"
56 virtualmake "$*" 115 virtualmake "$*"
57} 116}
58 117
118#Same as "econf", but setup the Xvfb hack if needed
119Xeconf() {
120 export maketype="econf"
121 virtualmake "$*"
122}

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