#!/bin/bash ulimit -s unlimited shopt -s extglob # openblas.SlackBuild # Heavily based on the original Slackware build scripts, # Modified by Stuart Winter for Slackware ARM. # # Copyright 2025 Patrick J. Volkerding, Sebeka, Minnesota, USA # 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. # Record toolchain & other info for the build log: slackbuildinfo # Paths to skeleton port's source & real Slackware source tree: slackset_var_cwds # Detect whether we're building for /patches: # This function sets the variable 'SLACKPATCHING' slack_findpkgstore_is_stablerelease # Temporary build locations: shm_tmp # Use /dev/shm if >8GB RAM is available & not mounted 'noexec' export TMPBUILD=$TMP/build-$PKGNAM export PKG=$TMP/package-$PKGNAM mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD # Versions of bundled packages: # To save on maintenance, and since we carry the same versions as x86 Slackware, # let's pull the version numbers from the x86 trunk: slack_setvarfromupstream SRCNAM # Use GENERIC CPU target: # Note: on x86 and x86_64 these are set to other values. TARGET=${TARGET:-GENERIC} # Extract source: tar xf $CWD/$SRCNAM-$VERSION.tar.!(*sign|*asc|*sig) cd $SRCNAM-*/ || failextract slackhousekeeping # Determine the lapack version: LAPACKMAJ=$(grep 'set(OpenBLAS_MAJOR_VERSION ' CMakeLists.txt |tr -s '()' ' ' |cut -d' ' -f3) LAPACKMIN=$(grep 'set(OpenBLAS_MINOR_VERSION ' CMakeLists.txt |tr -s '()' ' ' |cut -d' ' -f3) LAPACKPAT=$(grep 'set(OpenBLAS_PATCH_VERSION ' CMakeLists.txt |tr -s '()' ' ' |cut -d' ' -f3) LAPACK="${LAPACKMAJ}.${LAPACKMIN}.${LAPACKPAT}" # Remove "-j" from the jobs, since it's superflous here: NUMJOBS="${NUMJOBS#-j}" # Build: make \ PREFIX=/usr \ MAKE_NB_JOBS=${NUMJOBS} \ OPENBLAS_LIBRARY_DIR=/usr/lib$LIBDIRSUFFIX \ TARGET=$TARGET \ DYNAMIC_ARCH=1 \ NO_STATIC=1 \ USE_THREAD=1 \ NUM_THREADS=64 \ USE_OPENMP=1 \ USE_TLS=1 \ NO_LAPACK=0 \ BUILD_LAPACK_DEPRECATED=1 \ NO_AFFINITY=1 \ BUILD_RELAPACK=1 || failmake # Install into package: make \ PREFIX=/usr \ MAKE_NB_JOBS=${NUMJOBS} \ OPENBLAS_LIBRARY_DIR=/usr/lib$LIBDIRSUFFIX \ TARGET=$TARGET \ DYNAMIC_ARCH=1 \ NO_STATIC=1 \ USE_THREAD=1 \ NUM_THREADS=64 \ USE_OPENMP=1 \ USE_TLS=1 \ NO_LAPACK=0 \ BUILD_LAPACK_DEPRECATED=1 \ BUILD_RELAPACK=1 \ NO_AFFINITY=1 \ DESTDIR=$PKG \ install || failinstall # Install compatibility symlinks: # For BLAS: ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libblas.so ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libblas.so.${LAPACKMAJ} ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libblas.so.${LAPACK} ln -vfs openblas.pc $PKG/usr/lib$LIBDIRSUFFIX/pkgconfig/blas.pc # For CBLAS: ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libcblas.so ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libcblas.so.${LAPACKMAJ} ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/libcblas.so.${LAPACK} ln -vfs openblas.pc $PKG/usr/lib$LIBDIRSUFFIX/pkgconfig/cblas.pc # For LAPACK: ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapack.so ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapack.so.${LAPACKMAJ} ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapack.so.${LAPACK} ln -vfs openblas.pc $PKG/usr/lib$LIBDIRSUFFIX/pkgconfig/lapack.pc # For LAPACKE: ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapacke.so ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapacke.so.${LAPACKMAJ} ln -vfs libopenblasp-r${VERSION}.so $PKG/usr/lib$LIBDIRSUFFIX/liblapacke.so.${LAPACK} ln -vfs openblas.pc $PKG/usr/lib$LIBDIRSUFFIX/pkgconfig/lapacke.pc # Usually empty: rmdir $PKG/usr/bin # Add documentation: mkdir -vpm755 $PKG/usr/doc/$PKGNAM-$VERSION cp -fav \ BACKERS* CONTRIBUTORS* Changelog.txt GotoBLAS* LICENSE* README* SECURITY* USAGE* \ $PKG/usr/doc/$PKGNAM-$VERSION changelogliposuction ChangeLog.txt $PKGNAM $VERSION # Trim down a "ChangeLog" file # Apply generic Slackware packaging policies: cd $PKG slackstripall # strip all .a archives and all ELFs #slackstriprpaths # strip rpaths slack_delete_lafiles # delete usr/lib{,64}/*.la slackgzpages -i # compress man & info pages and delete usr/info/dir slackslack # set standard Slackware file/dir permissions and ownerships slackdesc # install slack-desc and doinst.sh slackmp # run makepkg -l y -c n # Perform any final checks on the package: cd $PKG slackhlinks # search for any hard links