slackbuilds_ponce/system/v4l2loopback/v4l2loopback.SlackBuild
Andrew Clemons 986c59de59
system/v4l2loopback: Use KERNEL env var.
Allow building for other kernels than the currently running
one.

Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
2022-02-19 12:10:40 +07:00

111 lines
3.8 KiB
Bash

#!/bin/bash
# Slackware build script for v4l2loopback
# Copyright 2020 Edward W. Koenig <kingbeowulf@linuxgalaxy.org>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cd $(dirname $0) ; CWD=$(pwd)
PRGNAM=v4l2loopback
VERSION=${VERSION:-0.12.5}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
KERNEL=${KERNEL:-$(uname -r)}
PKGVER=${VERSION}_$(echo $KERNEL | tr - _)
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) ARCH=i586 ;;
arm*) ARCH=arm ;;
*) ARCH=$( uname -m ) ;;
esac
fi
# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
echo "$PRGNAM-$PKGVER-$ARCH-$BUILD$TAG.$PKGTYPE"
exit 0
fi
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
if [ "$ARCH" = "i586" ]; then
SLKCFLAGS="-O2 -march=i586 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
SLKCFLAGS="-O2 -march=i686 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
LIBDIRSUFFIX="64"
else
SLKCFLAGS="-O2"
LIBDIRSUFFIX=""
fi
set -e
rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar -xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
\( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-o -perm 511 \) -exec chmod 755 {} \; -o \
\( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
# Fix for older kernels, etc...
# https://github.com/umlaeute/v4l2loopback/commit/d26e624b4ead762d34152f9f825b3a51fb92fb9c
# https://github.com/umlaeute/v4l2loopback/commit/7dced0f9e6641b7e9e54ced74c5c7611d10f729f
# https://github.com/umlaeute/v4l2loopback/commit/72a32a67dee3a67dff76f565551907a2fc7e88e6
# only set (struct video_device).device_caps on linux>=4.7.0
# Set device_caps in init_vdev() for all kernel-versions (not just >4.7.0)
# Don't set the V4L2_CAP_DEVICE_CAPS on device_caps
patch -p1 < $CWD/update_to_master_17JUN2020.patch
make KERNELRELEASE=$KERNEL
install -D -m 644 $PRGNAM.ko $PKG/lib/modules/$KERNEL/kernel/extra/$PRGNAM.ko
install -D -m 755 utils/$PRGNAM-ctl $PKG/usr/bin/$PRGNAM-ctl
find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
| cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a AUTHORS COPYING NEWS README.md TODO doc/ $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$PKGVER-$ARCH-$BUILD$TAG.$PKGTYPE