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# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/x11.eclass,v 1.7 2005/07/06 20:23:20 agriffis Exp $
#
# Author: Seemant Kulleen <seemant@gentoo.org>
#
# The x11.eclass is designed to ease the checking functions that are
# performed in xorg-x11, xfree and x11-drm ebuilds. In the new scheme, a
# variable called VIDEO_CARDS will be used to indicate which cards a user
# wishes to build support for. Note, that this variable is only unlocked if
# the USE variable "expertxfree" is switched on, at least for xfree.
vcards() {
has "$1" ${VIDEO_CARDS} && return 0
return 1
}
filter-patch() {
mv ${PATCH_DIR}/"*${1}*" ${PATCH_DIR}/excluded
}
patch_exclude() {
# Exclude patches matching a pattern if they exist
for PATCH_GROUP in ${@}
do
# Repress errors for non-matching patterns, they're ugly
for PATCH in $(ls ${PATCHDIR}/${PATCH_GROUP}* 2> /dev/null)
do
if [ -a "${PATCH}" ]
then
ebegin " `basename ${PATCH}`"
mv -f ${PATCH} ${EXCLUDED}
eend 0
fi
done
done
}
# This is to ease kernel checks for patching and other things. (spyderous)
# Kernel checker is_kernel $1 $2 where $1 is KV_major and $2 is KV_minor.
# is_kernel "2" "4" should map to a 2.4 kernel, etc.
check_version_h() {
if [ ! -f "${ROOT}/usr/src/linux/include/linux/version.h" ]
then
eerror "Please verify that your /usr/src/linux symlink is pointing"
eerror "to your current kernel sources, and that you did run:"
eerror
eerror " # make dep"
die "/usr/src/linux symlink not setup!"
fi
}
get_KV_info() {
check_version_h
# Get the kernel version of sources in /usr/src/linux ...
export KV_full="$(awk '/UTS_RELEASE/ { gsub("\"", "", $3); print $3 }' \
"${ROOT}/usr/src/linux/include/linux/version.h")"
export KV_major="$(echo "${KV_full}" | cut -d. -f1)"
export KV_minor="$(echo "${KV_full}" | cut -d. -f2)"
export KV_micro="$(echo "${KV_full}" | cut -d. -f3 | sed -e 's:[^0-9].*::')"
}
is_kernel() {
get_KV_info
if [ "${KV_major}" -eq "${1}" -a "${KV_minor}" -eq "${2}" ]
then
return 0
else
return 1
fi
}
# For stripping binaries, but not drivers or modules.
# examples:
# /lib/modules for kernel modules:
# $1=\/lib\/modules
# /usr/X11R6/lib/modules for xfree modules:
# $1=\/usr\/X11R6\/lib\/modules
strip_bins() {
einfo "Stripping binaries ..."
# This bit I got from Redhat ... strip binaries and drivers ..
# NOTE: We do NOT want to strip the drivers, modules or DRI modules!
for x in $(find ${D}/ -type f -perm +0111 -exec file {} \; | \
grep -v ' shared object,' | \
sed -n -e 's/^\(.*\):[ ]*ELF.*, not stripped/\1/p')
do
if [ -f ${x} ]
then
# Dont do the modules ...
# need the 'eval echo \' to resolve 2-level variables
if [ "`eval echo \${x/${1}}`" = "${x}" ]
then
echo "`echo ${x} | sed -e "s|${D}||"`"
strip ${x} || :
fi
fi
done
}
arch() {
if archq ${1}; then
echo "${1}"
return 0
fi
return 1
}
archq() {
local u="${1}"
local neg=0
if [ "${u:0:1}" == "!" ]; then
u="${u:1}"
neg=1
fi
local x
for x in ${ARCH}; do
if [ "${x}" == "${u}" ]; then
if [ ${neg} -eq 1 ]; then
return 1
else
return 0
fi
fi
done
if [ ${neg} -eq 1 ]; then
return 0
else
return 1
fi
}
# Function to ease the host.def editing and save lines in the ebuild
use_build() {
if [ -z "$1" ]; then
echo "!!! use_build() called without a parameter." >&2
echo "!!! use_build <USEFLAG> [<flagname> [value]]" >&2
return
fi
local UWORD="$2"
if [ -z "${UWORD}" ]; then
UWORD="$1"
echo $UWORD
fi
if useq $1; then
echo "#define ${UWORD} YES" >> ${HOSTCONF}
return 0
else
echo "#define ${UWORD} NO" >> ${HOSTCONF}
return 1
fi
}
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