| 1 | # Copyright 1999-2002 Gentoo Technologies, Inc. |
1 | # Copyright 1999-2010 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 | # Author: Martin Schlemmer <azarah@gentoo.org> |
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| 4 | # $Header: /var/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.4 2002/05/05 16:47:04 azarah Exp $ |
3 | # $Header: /var/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.35 2010/05/15 05:40:46 dirtyepic Exp $ |
| 5 | # This eclass can be used for packages that needs a working X environment to build |
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| 6 | ECLASS=virtualx |
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| 7 | newdepend virtual/x11 |
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| 8 | |
4 | |
| 9 | DESCRIPTION="Based on the $ECLASS eclass" |
5 | # Original author: Martin Schlemmer <azarah@gentoo.org> |
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6 | |
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7 | # @ECLASS: virtualx.eclass |
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8 | # @MAINTAINER: |
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9 | # x11@gentoo.org |
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10 | # @BLURB: This eclass can be used for packages that needs a working X environment to build. |
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11 | |
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12 | # @ECLASS-VARIABLE: VIRTUALX_REQUIRED |
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13 | # @DESCRIPTION: |
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14 | # Is a dependency on xorg-server and xhost needed? |
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15 | # Valid values are "always", "optional", and "manual". |
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16 | # "tests" is a synonym for "optional". |
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17 | : ${VIRTUALX_REQUIRED:=optional} |
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18 | |
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19 | # @ECLASS-VARIABLE: VIRTUALX_USE |
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20 | # @DESCRIPTION: |
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21 | # If VIRTUALX_REQUIRED=optional, what USE flag should control |
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22 | # the dependency? |
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23 | : ${VIRTUALX_USE:=test} |
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24 | |
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25 | # @ECLASS-VARIABLE: VIRTUALX_DEPEND |
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26 | # @DESCRIPTION: |
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27 | # Dep string available for use outside of eclass, in case a more |
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28 | # complicated dep is needed. |
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29 | VIRTUALX_DEPEND="!prefix? ( x11-base/xorg-server ) |
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30 | x11-apps/xhost" |
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31 | |
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32 | case ${VIRTUALX_REQUIRED} in |
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33 | always) |
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34 | DEPEND="${VIRTUALX_DEPEND}" |
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35 | RDEPEND="" |
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36 | ;; |
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37 | optional|tests) |
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38 | DEPEND="${VIRTUALX_USE}? ( ${VIRTUALX_DEPEND} )" |
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39 | RDEPEND="" |
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40 | IUSE="${VIRTUALX_USE}" |
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41 | ;; |
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42 | manual) |
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43 | ;; |
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44 | *) |
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45 | eerror "Invalid value (${VIRTUALX_REQUIRED}) for VIRTUALX_REQUIRED" |
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46 | eerror "Valid values are:" |
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47 | eerror " always" |
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48 | eerror " optional (default if unset)" |
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49 | eerror " manual" |
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50 | die "Invalid value (${VIRTUALX_REQUIRED}) for VIRTUALX_REQUIRED" |
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51 | ;; |
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52 | esac |
| 10 | |
53 | |
| 11 | virtualmake() { |
54 | virtualmake() { |
| 12 | local retval=0 |
55 | local retval=0 |
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56 | local OLD_SANDBOX_ON="${SANDBOX_ON}" |
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57 | local XVFB=$(type -p Xvfb) |
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58 | local XHOST=$(type -p xhost) |
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59 | |
| 14 | #If $DISPLAY is not set, or xhost cannot connect to an X |
60 | # If $DISPLAY is not set, or xhost cannot connect to an X |
| 15 | #display, then do the Xvfb hack. |
61 | # display, then do the Xvfb hack. |
| 16 | if [ -z "$DISPLAY" ] || ! /usr/X11R6/bin/xhost |
62 | if [[ -n ${XVFB} && -n ${XHOST} ]] && \ |
| 17 | then |
63 | ( [[ -z ${DISPLAY} ]] || ! (${XHOST} &>/dev/null) ) ; then |
| 18 | export XAUTHORITY= |
64 | export XAUTHORITY= |
| 19 | # The following is derived from Mandrake's hack to allow |
65 | # The following is derived from Mandrake's hack to allow |
| 20 | # compiling without the X display |
66 | # compiling without the X display |
| 21 | |
67 | |
| 22 | # Only start at :1, as the default display is usually :0, |
68 | einfo "Scanning for an open DISPLAY to start Xvfb ..." |
| 23 | # and Xvfb cannot start if X is already running. This |
69 | |
| 24 | # is mainly to fix chroot issues where this wont detect |
70 | # We really do not want SANDBOX enabled here |
| 25 | # a running X, as we dont have /tmp mounted (--bind) in |
71 | export SANDBOX_ON="0" |
| 26 | # the chroot. (Azarah - 5 May 2002) |
72 | |
| 27 | local i=1 |
73 | local i=0 |
| 28 | XDISPLAY=$(i=1; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i}) |
74 | XDISPLAY=$(i=0; while [[ -f /tmp/.X${i}-lock ]] ; do ((i++));done; echo ${i}) |
| 29 | /usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null & |
75 | |
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76 | # If we are in a chrooted environment, and there is already a |
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77 | # X server started outside of the chroot, Xvfb will fail to start |
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78 | # on the same display (most cases this is :0 ), so make sure |
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79 | # Xvfb is started, else bump the display number |
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80 | # |
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81 | # Azarah - 5 May 2002 |
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82 | # |
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83 | # Changed the mode from 800x600x32 to 800x600x24 because the mfb |
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84 | # support has been dropped in Xvfb in the xorg-x11 pre-releases. |
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85 | # For now only depths up to 24-bit are supported. |
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86 | # |
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87 | # Sven Wegener <swegener@gentoo.org> - 22 Aug 2004 |
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88 | # |
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89 | # Use "-fp built-ins" because it's only part of the default font path |
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90 | # for Xorg but not the other DDXs (Xvfb, Kdrive, etc). Temporarily fixes |
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91 | # bug 278487 until xorg-server is properly patched |
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92 | # |
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93 | # Rémi Cardona <remi@gentoo.org> (10 Aug 2009) |
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94 | ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24 &>/dev/null & |
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95 | sleep 2 |
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96 | |
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97 | local start=${XDISPLAY} |
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98 | while [[ ! -f /tmp/.X${XDISPLAY}-lock ]] ; do |
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99 | # Stop trying after 15 tries |
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100 | if ((XDISPLAY - start > 15)) ; then |
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101 | |
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102 | eerror "" |
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103 | eerror "Unable to start Xvfb." |
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104 | eerror "" |
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105 | eerror "'${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24' returns:" |
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106 | eerror "" |
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107 | ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24 |
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108 | eerror "" |
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109 | eerror "If possible, correct the above error and try your emerge again." |
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110 | eerror "" |
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111 | die |
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112 | fi |
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113 | |
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114 | ((XDISPLAY++)) |
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115 | ${XVFB} :${XDISPLAY} -fp built-ins -screen 0 800x600x24 &>/dev/null & |
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116 | sleep 2 |
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117 | done |
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118 | |
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119 | # Now enable SANDBOX again if needed. |
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120 | export SANDBOX_ON="${OLD_SANDBOX_ON}" |
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121 | |
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122 | einfo "Starting Xvfb on \$DISPLAY=${XDISPLAY} ..." |
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123 | |
| 31 | export DISPLAY=:${XDISPLAY} |
124 | export DISPLAY=:${XDISPLAY} |
| 32 | #Do not break on error, but setup $retval, as we need |
125 | #Do not break on error, but setup $retval, as we need |
| 33 | #to kill Xvfb |
126 | #to kill Xvfb |
| 34 | ${maketype} $* |
127 | ${maketype} "$@" |
| 35 | retval=$? |
128 | retval=$? |
| 36 | |
129 | |
| 37 | #Now kill Xvfb |
130 | #Now kill Xvfb |
| 38 | kill $(cat /tmp/.X${XDISPLAY}-lock) |
131 | kill $(cat /tmp/.X${XDISPLAY}-lock) |
| 39 | else |
132 | else |
| 40 | #Normal make if we can connect to an X display |
133 | #Normal make if we can connect to an X display |
| 41 | ${maketype} $* |
134 | ${maketype} "$@" |
| 42 | retval=$? |
135 | retval=$? |
| 43 | fi |
136 | fi |
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137 | |
| 44 | return $retval |
138 | return ${retval} |
| 45 | } |
139 | } |
| 46 | |
140 | |
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141 | # @FUNCTION: Xmake |
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142 | # @DESCRIPTION: |
| 47 | #Same as "make", but setup the Xvfb hack if needed |
143 | # Same as "make", but set up the Xvfb hack if needed. |
| 48 | Xmake() { |
144 | Xmake() { |
| 49 | export maketype="make" |
145 | export maketype="make" |
| 50 | virtualmake "$*" |
146 | virtualmake "$@" |
| 51 | } |
147 | } |
| 52 | |
148 | |
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149 | # @FUNCTION: Xemake |
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150 | # @DESCRIPTION: |
| 53 | #Same as "emake", but setup the Xvfb hack if needed |
151 | # Same as "emake", but set up the Xvfb hack if needed. |
| 54 | Xemake() { |
152 | Xemake() { |
| 55 | export maketype="emake" |
153 | export maketype="emake" |
| 56 | virtualmake "$*" |
154 | virtualmake "$@" |
| 57 | } |
155 | } |
| 58 | |
156 | |
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157 | # @FUNCTION: Xeconf |
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158 | # @DESCRIPTION: |
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159 | # Same as "econf", but set up the Xvfb hack if needed. |
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160 | Xeconf() { |
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161 | export maketype="econf" |
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162 | virtualmake "$@" |
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163 | } |
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