/[gentoo-x86]/eclass/virtualx.eclass
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1# Copyright 1999-2002 Gentoo Technologies, Inc. 1# Copyright 1999-2009 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 1.31 2009/10/19 23:52:39 abcd 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 1.3 2002/04/15 03:33:50 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
6ECLASS=virtualx 8
7newdepend virtual/x11 9# Is a dependency on xorg-server and xhost needed?
10# Valid values are "always", "tests", and "manual"
11VIRTUALX_REQUIRED="${VIRTUALX_REQUIRED:-tests}"
12
13# Dep string available for use outside of eclass, in case a more
14# complicated dep is needed
15VIRTUALX_DEPEND="x11-base/xorg-server
16 x11-apps/xhost"
17
18case ${VIRTUALX_REQUIRED} in
19 always)
20 DEPEND="${VIRTUALX_DEPEND}"
21 RDEPEND=""
22 ;;
23 tests)
24 DEPEND="test? ( ${VIRTUALX_DEPEND} )"
25 RDEPEND=""
26 IUSE="test"
27 ;;
28 manual)
29 ;;
30 *)
31 eerror "Invalid value (${VIRTUALX_REQUIRED}) for VIRTUALX_REQUIRED"
32 eerror "Valid values are:"
33 eerror " always"
34 eerror " tests"
35 eerror " manual"
36 die "Invalid value (${VIRTUALX_REQUIRED}) for VIRTUALX_REQUIRED"
37 ;;
38esac
8 39
9DESCRIPTION="Based on the $ECLASS eclass" 40DESCRIPTION="Based on the $ECLASS eclass"
10 41
42#
43# Brian Harring <ferringb@gentoo.org> 11/04/2004
44# do not disable the sandbox during the depend phase.
45# ebuilds shouldn't touch the fs during depend phase, nor screw with the sandbox.
46#
47if [[ ${EBUILD_PHASE/depend} == "${EBUILD_PHASE}" ]] ; then
48 [[ -z ${SANDBOX_DISABLED} ]] && export SANDBOX_DISABLED="0" || :
49fi
50
11virtualmake() { 51virtualmake() {
12 local retval=0 52 local retval=0
53 local OLD_SANDBOX_DISABLED="${SANDBOX_DISABLED}"
54 local XVFB=$(type -p Xvfb)
55 local XHOST=$(type -p xhost)
13 56
14 #If $DISPLAY is not set, or xhost cannot connect to an X 57 # If $DISPLAY is not set, or xhost cannot connect to an X
15 #display, then do the Xvfb hack. 58 # display, then do the Xvfb hack.
16 if [ -z "$DISPLAY" ] || ! /usr/X11R6/bin/xhost 59 if [[ -n ${XVFB} && -n ${XHOST} ]] && \
17 then 60 ( [[ -z ${DISPLAY} ]] || ! (${XHOST} &>/dev/null) ) ; then
18 export XAUTHORITY= 61 export XAUTHORITY=
19 # Mandrake's hack to allow compiling without the X display 62 # The following is derived from Mandrake's hack to allow
63 # compiling without the X display
64
65 einfo "Scanning for an open DISPLAY to start Xvfb ..."
66
67 # We really do not want SANDBOX enabled here
68 export SANDBOX_DISABLED="1"
69
20 local i=0 70 local i=0
21 XDISPLAY=$(i=0; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i}) 71 XDISPLAY=$(i=0; while [[ -f /tmp/.X${i}-lock ]] ; do ((i++));done; echo ${i})
22 /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null & 72
73 # If we are in a chrooted environment, and there is already a
74 # X server started outside of the chroot, Xvfb will fail to start
75 # on the same display (most cases this is :0 ), so make sure
76 # Xvfb is started, else bump the display number
23 77 #
78 # Azarah - 5 May 2002
79 #
80 # Changed the mode from 800x600x32 to 800x600x24 because the mfb
81 # support has been dropped in Xvfb in the xorg-x11 pre-releases.
82 # For now only depths up to 24-bit are supported.
83 #
84 # Sven Wegener <swegener@gentoo.org> - 22 Aug 2004
85 #
86 # Use "-fp built-ins" because it's only part of the default font path
87 # for Xorg but not the other DDXs (Xvfb, Kdrive, etc). Temporarily fixes
88 # bug 278487 until xorg-server is properly patched
89 #
90 # RĂ©mi Cardona <remi@gentoo.org> (10 Aug 2009)
91 ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24 &>/dev/null &
92 sleep 2
93
94 local start=${XDISPLAY}
95 while [[ ! -f /tmp/.X${XDISPLAY}-lock ]] ; do
96 # Stop trying after 15 tries
97 if ((XDISPLAY - start > 15)) ; then
98
99 eerror ""
100 eerror "Unable to start Xvfb."
101 eerror ""
102 eerror "'${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24' returns:"
103 eerror ""
104 ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24
105 eerror ""
106 eerror "If possible, correct the above error and try your emerge again."
107 eerror ""
108 die
109 fi
110
111 ((XDISPLAY++))
112 ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24 &>/dev/null &
113 sleep 2
114 done
115
116 # Now enable SANDBOX again if needed.
117 export SANDBOX_DISABLED="${OLD_SANDBOX_DISABLED}"
118
119 einfo "Starting Xvfb on \$DISPLAY=${XDISPLAY} ..."
120
24 export DISPLAY=:${XDISPLAY} 121 export DISPLAY=:${XDISPLAY}
25 #Do not break on error, but setup $retval, as we need 122 #Do not break on error, but setup $retval, as we need
26 #to kill Xvfb 123 #to kill Xvfb
27 ${maketype} $* 124 ${maketype} "$@"
28 retval=$? 125 retval=$?
29 126
30 #Now kill Xvfb 127 #Now kill Xvfb
31 kill $(cat /tmp/.X${XDISPLAY}-lock) 128 kill $(cat /tmp/.X${XDISPLAY}-lock)
32 else 129 else
33 #Normal make if we can connect to an X display 130 #Normal make if we can connect to an X display
34 ${maketype} $* 131 ${maketype} "$@"
35 retval=$? 132 retval=$?
36 fi 133 fi
134
37 return $retval 135 return ${retval}
38} 136}
39 137
40#Same as "make", but setup the Xvfb hack if needed 138#Same as "make", but setup the Xvfb hack if needed
41Xmake() { 139Xmake() {
42 export maketype="make" 140 export maketype="make"
43 virtualmake "$*" 141 virtualmake "$@"
44} 142}
45 143
46#Same as "emake", but setup the Xvfb hack if needed 144#Same as "emake", but setup the Xvfb hack if needed
47Xemake() { 145Xemake() {
48 export maketype="emake" 146 export maketype="emake"
49 virtualmake "$*" 147 virtualmake "$@"
50} 148}
51 149
150#Same as "econf", but setup the Xvfb hack if needed
151Xeconf() {
152 export maketype="econf"
153 virtualmake "$@"
154}

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