/[gentoo-x86]/eclass/virtualx.eclass
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Revision 1.30 - (show annotations) (download)
Mon Oct 19 21:12:07 2009 UTC (4 years, 8 months ago) by abcd
Branch: MAIN
Changes since 1.29: +41 -13 lines
Switch virtualx.eclass to use the "test" USE flag by default (bug 157998)

1 # Copyright 1999-2009 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.29 2009/08/10 15:44:37 remi 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 # Is a dependency on xorg-server and xhost needed?
10 # Valid values are "always", "tests", and "manual"
11 VIRTUALX_REQUIRED="${VIRTUALX_REQUIRED:-tests}"
12
13 # Dep string available for use outside of eclass, in case a more
14 # complicated dep is needed
15 VIRTUALX_DEPEND="x11-base/xorg-server
16 x11-apps/xhost"
17
18 case ${VIRTUALX_REQUIRED} in
19 always)
20 DEPEND="${VIRTUALX_DEPEND}"
21 RDEPEND=""
22 ;;
23 tests)
24 DEPEND="test? ( ${VIRTUAX_DEPEND} )"
25 RDEPEND=""
26 IUSE="test"
27 ;;
28 manual)
29 ;;
30 *)
31 eerror "Invalid value (${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 ;;
38 esac
39
40 DESCRIPTION="Based on the $ECLASS eclass"
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 #
47 if [[ ${EBUILD_PHASE/depend} == "${EBUILD_PHASE}" ]] ; then
48 [[ -z ${SANDBOX_DISABLED} ]] && export SANDBOX_DISABLED="0" || :
49 fi
50
51 virtualmake() {
52 local retval=0
53 local OLD_SANDBOX_DISABLED="${SANDBOX_DISABLED}"
54 local XVFB=$(type -p Xvfb)
55 local XHOST=$(type -p xhost)
56
57 # If $DISPLAY is not set, or xhost cannot connect to an X
58 # display, then do the Xvfb hack.
59 if [[ -n ${XVFB} && -n ${XHOST} ]] && \
60 ( [[ -z ${DISPLAY} ]] || ! (${XHOST} &>/dev/null) ) ; then
61 export XAUTHORITY=
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
70 local i=0
71 XDISPLAY=$(i=0; while [[ -f /tmp/.X${i}-lock ]] ; do ((i++));done; echo ${i})
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
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
121 export DISPLAY=:${XDISPLAY}
122 #Do not break on error, but setup $retval, as we need
123 #to kill Xvfb
124 ${maketype} "$@"
125 retval=$?
126
127 #Now kill Xvfb
128 kill $(cat /tmp/.X${XDISPLAY}-lock)
129 else
130 #Normal make if we can connect to an X display
131 ${maketype} "$@"
132 retval=$?
133 fi
134
135 return ${retval}
136 }
137
138 #Same as "make", but setup the Xvfb hack if needed
139 Xmake() {
140 export maketype="make"
141 virtualmake "$@"
142 }
143
144 #Same as "emake", but setup the Xvfb hack if needed
145 Xemake() {
146 export maketype="emake"
147 virtualmake "$@"
148 }
149
150 #Same as "econf", but setup the Xvfb hack if needed
151 Xeconf() {
152 export maketype="econf"
153 virtualmake "$@"
154 }

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