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# Copyright 1999-2002 Gentoo Technologies, Inc. |
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# Distributed under the terms of the GNU General Public License, v2 or later |
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# Author: Martin Schlemmer <azarah@gentoo.org> |
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# $Header: /home/cvsroot/gentoo-x86/eclass/virtualx.eclass,v 1.4 2002/05/05 16:47:04 azarah Exp $ |
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# This eclass can be used for packages that needs a working X environment to build |
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ECLASS=virtualx |
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newdepend virtual/x11 |
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|
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DESCRIPTION="Based on the $ECLASS eclass" |
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|
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virtualmake() { |
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local retval=0 |
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|
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#If $DISPLAY is not set, or xhost cannot connect to an X |
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#display, then do the Xvfb hack. |
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if [ -z "$DISPLAY" ] || ! (/usr/X11R6/bin/xhost &>/dev/null) |
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then |
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export XAUTHORITY= |
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# The following is derived from Mandrake's hack to allow |
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# compiling without the X display |
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|
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echo ">>> Scanning for a open DISPLAY to start Xvfb..." |
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|
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local i=0 |
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XDISPLAY=$(i=0; while [ -f /tmp/.X${i}-lock ] ; do i=$((${i}+1));done; echo ${i}) |
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|
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# If we are in a chrooted environment, and there is already a |
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# X server started outside of the chroot, Xvfb will fail to start |
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# on the same display (most cases this is :0 ), so make sure |
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# Xvfb is started, else bump the display number |
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# |
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# Azarah - 5 May 2002 |
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# |
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/usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null & |
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sleep 2 |
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|
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while [ ! -f /tmp/.X${XDISPLAY}-lock ] |
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do |
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XDISPLAY=$((${XDISPLAY}+1)) |
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/usr/X11R6/bin/Xvfb :${XDISPLAY} -screen 0 800x600x32 &>/dev/null & |
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sleep 2 |
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done |
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|
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echo ">>> Starting Xvfb on \$DISPLAY=${XDISPLAY} ..." |
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|
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export DISPLAY=:${XDISPLAY} |
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#Do not break on error, but setup $retval, as we need |
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#to kill Xvfb |
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${maketype} $* |
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retval=$? |
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|
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#Now kill Xvfb |
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kill $(cat /tmp/.X${XDISPLAY}-lock) |
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else |
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#Normal make if we can connect to an X display |
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${maketype} $* |
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retval=$? |
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fi |
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return $retval |
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} |
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|
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#Same as "make", but setup the Xvfb hack if needed |
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Xmake() { |
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export maketype="make" |
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virtualmake "$*" |
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} |
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|
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#Same as "emake", but setup the Xvfb hack if needed |
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Xemake() { |
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export maketype="emake" |
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virtualmake "$*" |
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} |
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