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+#!/bin/sh
+# $Id$
+# Copyright (c) 2008 Eric Hameleers <alien@slackware.com>
+# All rights reserved.
+#
+#   Permission to use, copy, modify, and distribute this software for
+#   any purpose with or without fee is hereby granted, provided that
+#   the above copyright notice and this permission notice appear in all
+#   copies.
+#
+#   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 AUTHORS AND COPYRIGHT HOLDERS AND THEIR
+#   CONTRIBUTORS 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.
+# -----------------------------------------------------------------------------
+#
+# Slackware SlackBuild script 
+# ===========================
+# By:         Eric Hameleers <alien@slackware.com>
+# For:        linux-uvc
+# Descr:      USB Video Class Linux device driver
+# URL:        http://linux-uvc.berlios.de/
+# Needs:      
+# Changelog:  
+# 20080604-1:    04/Jun/2008 by Eric Hameleers <alien@slackware.com>
+#             * Initial build.
+# 
+# Run 'sh linux-uvc.SlackBuild --cleanup' to build a Slackware package.
+# The package (.tgz) plus descriptive .txt file are created in /tmp .
+# Install using 'installpkg'. 
+#
+# -----------------------------------------------------------------------------
+
+# Set initial variables:
+
+PRGNAM=linux-uvc
+VERSION=${VERSION:-20080604}
+ARCH=${ARCH:-i486}
+BUILD=${BUILD:-1}
+TAG=${TAG:-alien}
+
+DOCS="dynctrl.txt"
+
+# Where do we look for sources?
+SRCDIR=$(cd $(dirname $0); pwd)
+
+# Place to build (TMP) package (PKG) and output (OUTPUT) the program:
+TMP=${TMP:-/tmp/build}
+PKG=$TMP/package-$PRGNAM
+OUTPUT=${OUTPUT:-/tmp}
+
+# Kernel module related parameters:
+KVER=${KVER:-$(uname -r)}
+KSRC=${KSRC:-/lib/modules/${KVER}/build}
+MODCONFFILE=modprobe.conf
+
+# If you want automatic download to work, supply a URL for 'SRCURL' below:
+SOURCE="$SRCDIR/${PRGNAM}-${VERSION}.tar.gz"
+SRCURL=""
+
+# This function checks out sources from SVN/CVS and creates a tarball of them.
+src_checkout() {
+  # Param #1 : full path to where SOURCE tarball should be created.
+  if [ "$(echo ${VERSION}|cut -c1)" == 'r' ]; then # revision instead of date
+    REV=$(echo ${VERSION} | cut -c2-)
+  else
+    REV="{${VERSION}}"
+  fi
+  mkdir $PRGNAM-${VERSION} \
+    && cd $PRGNAM-${VERSION} \
+    && svn checkout --revision $REV svn://svn.berlios.de/linux-uvc/linux-uvc/trunk . \
+    && chown -R root:root . \
+    && cd .. \
+    && tar -jcf ${1} $PRGNAM-${VERSION} \
+    && rm -rf $PRGNAM-${VERSION}
+}
+
+##
+## --- with a little luck, you won't have to edit below this point --- ##
+##
+
+# Exit the script on errors:
+set -e
+trap 'echo "$0 FAILED at line ${LINENO}" | tee $OUTPUT/error-${PRGNAM}.log' ERR
+# Catch unitialized variables:
+set -u
+P1=${1:-1}
+
+# Slackware 11 and up need other option (gcc > 3.3.x)
+if [ $(gcc -dumpversion | tr -d  '.' |cut -c 1-2) -gt 33 ]; then
+  MOPT=tune
+else
+  MOPT=cpu
+fi
+
+case "$ARCH" in
+  i486)      SLKCFLAGS="-O2 -march=i486 -m${MOPT}=i686"
+             SLKLDFLAGS=""; LIBDIRSUFFIX=""
+             ;;
+  s390)      SLKCFLAGS="-O2"
+             SLKLDFLAGS=""; LIBDIRSUFFIX=""
+             ;;
+  powerpc)   SLKCFLAGS="-O2"
+             SLKLDFLAGS=""; LIBDIRSUFFIX=""
+             ;;
+  x86_64)    SLKCFLAGS="-O2 -fPIC"
+             SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"
+             ;;
+  athlon-xp) SLKCFLAGS="-march=athlon-xp -O3 -pipe -fomit-frame-pointer"
+             SLKLDFLAGS=""; LIBDIRSUFFIX=""
+             ;;
+esac
+
+# Create working directories:
+mkdir -p $OUTPUT          # place for the package to be saved
+mkdir -p $TMP/tmp-$PRGNAM # location to build the source
+mkdir -p $PKG             # place for the package to be built
+rm -rf $PKG/*             # always erase old package's contents
+rm -rf $TMP/tmp-$PRGNAM/* # remove the remnants of previous build
+
+# Source file availability:
+if ! [ -f ${SOURCE} ]; then
+  echo "Source '$(basename ${SOURCE})' not available yet..."
+  # Check if the $SRCDIR is writable at all - if not, download to $OUTPUT
+  [ -w "$SRCDIR" ] || SOURCE="$OUTPUT/$(basename $SOURCE)"
+  if ! [ "x${SRCURL}" == "x" ]; then
+    echo "Will download file to $(dirname $SOURCE)"
+    if ! $(wget -nv -T 20 -O "${SOURCE}" "${SRCURL}"); then
+      echo "Downloading '$(basename ${SOURCE})' failed... aborting the build."
+      mv -f "${SOURCE}" "${SOURCE}".FAIL
+      exit 1
+    fi
+  else
+    # Try if we have a SVN/CVS download routine for ${SOURCE}
+    echo "Attempting checkout of sources to `dirname $SOURCE`"
+    src_checkout "${SOURCE}"
+  fi
+  if [ ! -f "${SOURCE}" -o ! -s "${SOURCE}" ]; then
+    echo "File '$(basename ${SOURCE})' not available... aborting the build."
+    exit 1
+  fi
+fi
+
+if [ "$P1" == "--download" ]; then
+  echo "Download complete."
+  exit 0
+fi
+
+# --- PACKAGE BUILDING ---
+
+echo "++"
+echo "|| $PRGNAM-$VERSION"
+echo "++"
+
+cd $TMP/tmp-$PRGNAM
+echo "Extracting the source archive(s) for $PRGNAM..."
+if $(file ${SOURCE} | grep -q ": bzip2"); then
+  tar -xjvf ${SOURCE}
+elif $(file ${SOURCE} | grep -q ": gzip"); then
+  tar -xzvf ${SOURCE}
+fi
+cd ${PRGNAM}-${VERSION}
+chown -R root:root .
+chmod -R u+w,go+r-w,a-s .
+
+echo Building ...
+export LDFLAGS="$SLKLDFLAGS"
+export CXXFLAGS="$SLKCFLAGS"
+export CFLAGS="$SLKCFLAGS"
+make 2>&1 | tee $OUTPUT/make-${PRGNAM}.log
+
+# Install all the needed stuff to the package dir
+make INSTALL_MOD_PATH=$PKG install 2>&1 |tee $OUTPUT/install-${PRGNAM}.log
+
+# Add this to the doinst.sh:
+! [ -d $PKG/install ] && mkdir -p $PKG/install
+cat <<-EEOOTT >> $PKG/install/doinst.sh
+	# Only run depmod on matching running kernel
+	# Slackware will run depmod anyway on reboot):
+	MYMODVER=$KVER
+	MYKERNEL=\`uname -r\`
+	if [ "\$MYKERNEL" = "\$MYMODVER" ]; then
+	  if [ -x sbin/depmod ]; then
+	    chroot . /sbin/depmod -a \$MYKERNEL 1> /dev/null 2> /dev/null
+	  fi
+	fi
+
+	# Determine the rc.modules to use:
+	if [ -f etc/rc.d/rc.modules.local ]; then
+	  RCMODULES="etc/rc.d/rc.modules.local"
+	elif [ -f etc/rc.d/rc.modules-$(uname -r) ]; then
+	  RCMODULES="etc/rc.d/rc.modules-$(uname -r)"
+	else
+	  RCMODULES="etc/rc.d/rc.modules"
+	fi
+	
+	# Make sure the module gets loaded on boot:
+	FIXME if ! grep -q "$PRGNAM" \${RCMODULES} ; then
+	  echo "" >> \${RCMODULES}
+	  echo "# Load the kernel module" >> \${RCMODULES}
+	  FIXME echo "/sbin/modprobe $PRGNAM" >> \${RCMODULES}
+	fi
+	
+	EEOOTT
+
+# Add documentation:
+mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
+cp -a $DOCS $PKG/usr/doc/$PRGNAM-$VERSION || true
+cp -a $SRCDIR/$(basename $0) $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
+chown -R root:root $PKG/usr/doc/$PRGNAM-$VERSION
+find $PKG/usr/doc -type f -exec chmod 644 {} \;
+
+# Compress the man page(s):
+if [ -d $PKG/usr/man ]; then
+  find $PKG/usr/man -type f -name "*.?" -exec gzip -9f {} \;
+  for i in $(find $PKG/usr/man -type l -name "*.?") ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
+fi
+
+# Strip binaries:
+cd $PKG
+find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
+find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
+cd -
+
+# Add a package description:
+mkdir -p $PKG/install
+cat $SRCDIR/slack-desc > $PKG/install/slack-desc
+if [ -f $SRCDIR/doinst.sh ]; then
+  cat $SRCDIR/doinst.sh >> $PKG/install/doinst.sh
+fi
+
+# Build the package:
+cd $PKG
+makepkg --linkadd y --chown n $OUTPUT/${PRGNAM}-${VERSION}_$(echo $KVER | tr - _)-${ARCH}-${BUILD}${TAG}.tgz 2>&1 | tee $OUTPUT/makepkg-${PRGNAM}.log
+cd $OUTPUT
+md5sum ${PRGNAM}-${VERSION}_$(echo $KVER | tr - _)-${ARCH}-${BUILD}${TAG}.tgz > ${PRGNAM}-${VERSION}_$(echo $KVER | tr - _)-${ARCH}-${BUILD}${TAG}.tgz.md5
+cd -
+cat $PKG/install/slack-desc | grep "^${PRGNAM}" > $OUTPUT/${PRGNAM}-${VERSION}_$(echo $KVER | tr - _)-${ARCH}-${BUILD}${TAG}.txt
+if [ -f $PKG/install/slack-required ]; then
+  cat $PKG/install/slack-required > $OUTPUT/${PRGNAM}-${VERSION}_$(echo $KVER | tr - _)-${ARCH}-${BUILD}${TAG}.dep
+fi
+
+# Clean up the extra stuff:
+if [ "$P1" = "--cleanup" ]; then
+  rm -rf $TMP/tmp-$PRGNAM
+  rm -rf $PKG
+fi