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#!/bin/sh
# Slackware build script for LAPACK libraries.
# Written by Eugene Suter <easuter@gmail.com>
# Thanks to Pablo Santamaria <pablosantamaria@gmail.com> for fixing the
# shared library version problem (major version consistency between updates)
PRGNAM=lapack
VERSION=${VERSION:-3.4.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
MAJOR=$(echo $VERSION | cut -d. -f1)
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) ARCH=i486 ;;
arm*) ARCH=arm ;;
*) ARCH=$( uname -m ) ;;
esac
fi
CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
if [ "$ARCH" = "i486" ]; then
SLKCFLAGS="-O2 -march=i486 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
SLKCFLAGS="-O2 -march=i686 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
NOOPTFLAGS="-fPIC"
LIBDIRSUFFIX="64"
else
SLKCFLAGS="-O2"
LIBDIRSUFFIX=""
fi
set -e # Exit on most errors
rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tgz
cd $PRGNAM-$VERSION
chown -R root:root .
find . \
\( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
-exec chmod 755 {} \; -o \
\( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
-exec chmod 644 {} \;
# Copy the pre-configured make.inc file but put in the correct LIBDIR
sed "s%@LIBDIR@%/usr/lib${LIBDIRSUFFIX}%" $CWD/make.inc > make.inc
# Build objects and static library files
make cleanlib
make OPTS="$SLKCFLAGS" NOOPT="$NOOPTFLAGS" lapacklib
# Build dynamic libraries (it would be really nice for the netlib folks to
# include this already...)
# LAPACK only. We assume blas is already installed in /usr/lib${LIBDIRSUFFIX}
(
mkdir shared_$PRGNAM
cd shared_$PRGNAM
ar -x ../lib$PRGNAM.a
gcc -fPIC -lgfortran -shared *.o -Wl,-soname,lib$PRGNAM.so.$MAJOR \
-o lib$PRGNAM.so.$VERSION
)
mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}
cp lib$PRGNAM.a $PKG/usr/lib${LIBDIRSUFFIX}
cp shared_$PRGNAM/lib$PRGNAM.so.$VERSION $PKG/usr/lib${LIBDIRSUFFIX}
(
cd $PKG/usr/lib${LIBDIRSUFFIX}
chmod 755 *.so.*
ln -s lib$PRGNAM.so.$VERSION lib$PRGNAM.so.$MAJOR
ln -s lib$PRGNAM.so.$MAJOR lib$PRGNAM.so
)
find $PKG | xargs 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
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
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