Merge branch 'build_script' into 'main'

Renamed tacc_build.sh to libra_build.sh

See merge request ardg/libra!150

Author: sanbw

scripts/libra_build.sh

@@ -0,0 +1,138 @@
+#!/bin/bash
+# Copyright (C) 2025
+# Associated Universities, Inc. Washington DC, USA.
+#
+# This library is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Library General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or (at your
+# option) any later version.
+#
+# This library is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+# License for more details.is
+#
+# You should have received a copy of the GNU Library General Public License
+# along with this library; if not, write to the Free Software Foundation,
+# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
+#
+# Correspondence concerning this should be addressed as follows:
+#        Postal address: National Radio Astronomy Observatory
+#                        1003 Lopezville Road,
+#                        Socorro, NM - 87801, USA
+#
+# $Id$
+
+#=================================================================================
+# This script sets up variables for an out-of-tree build.
+# It also assumes that the CMakeLists.txt is in ".."
+#
+# Following two lines are needed only if the spack env isn't activated
+#
+# Note that ". <SPACK INSTALL LOCATION>/share/spack/setup-env.sh" is
+# still required.  This defines the $SPACK_ROOT (plus some more).
+#
+#SPACK_ENV_NAME=LibRA_Build_1
+#SPACK_ENV=$SPACK_ROOT/var/spack/environments/$SPACK_ENV_NAME
+
+#
+# The list of packages required in SPACK are checked-for below.
+#
+# For CPU-only build, use  "-DLIBRA_ENABLE_CUDA_BACKEND=OFF" as a commandline arg.
+# For GPU+CPU build, use  "-DKokkos_CUDA_ARCH_NAME=<GPU ARCH NAME>" as a commandline arg.
+#
+
+# Additional commands required on stampede3 before running this script:
+# . <PATH_TO_SPACK_PACKAGE>/share/spack/setup-env.sh
+# spacktivate -p <LIBRA_ENV_NAME>
+# module unload python/3.9.18 intel/24.0 
+
+function in_spack_env() {
+    if [[ -v SPACK_ROOT ]]; then
+ 	return 0; # True is bash!
+    else
+	return 1; # False in bash!
+    fi
+}
+# This function checks if a given package is installed in the spack env.
+function is_installed_in_spack() {
+if in_spack_env; then
+    if spack find --format "{name}" "$1" > /dev/null 2>&1; then
+	return 1;
+    else
+	echo "$1 "
+    fi
+# else
+#     echo "is_installed_in_spack: Not in an SPACK env.";
+fi
+}
+
+export CMAKE=`which cmake`
+
+#
+# Setup and checks for build in an SPACK env
+#
+if in_spack_env; then
+    # $SPACK_ENV gets defined in an activated env.
+    SPACK_ENV_ROOT=$SPACK_ENV/.spack-env/view/
+
+    #---------------------------------------------------------
+    echo "Checking required packages in SPACK ($SPACK_ROOT)"...
+    #
+    # Required dependencies
+    #
+    tt=$(is_installed_in_spack "cfitsio")
+    tt+=$(is_installed_in_spack "wcslib")
+    tt+=$(is_installed_in_spack "gsl")
+    tt+=$(is_installed_in_spack "ncurses")
+    tt+=$(is_installed_in_spack "readline")
+    tt+=$(is_installed_in_spack "cmake")
+
+    if [[ -z "$tt" ]]; then
+	echo -n "";
+    else
+	echo "###Error: Following required dependencies not found: "$tt;
+	exit;
+    fi
+
+    #---------------------------------------------------------
+    # Maybe required
+    #
+    tt=$(is_installed_in_spack "openblas")
+    tt+=$(is_installed_in_spack "python")
+
+    if [[ -z "$tt" ]]; then
+	echo -n "";
+    else
+	echo;
+	echo "WARNING: Following dependencies not found but may be required later in the build process: "$tt;
+	echo;
+    fi
+    #
+    #---------------------------------------------------------
+    #
+    export GSL_ROOT=$(spack location -i gsl)
+    export WCSLIB_ROOT=$(spack location -i wcslib)
+
+    export LD_LIBRARY_PATH=/lib64:/lib:$SPACK_ENV_ROOT/lib64:$SPACK_ENV_ROOT/lib:$LD_LIBRARY_PATH
+
+    export CMAKE=$(spack location -i cmake)/bin/cmake
+fi
+
+#
+# NOTE: HPG does not build with the GCC 11.4 and CUDA 12.x combo
+#       GCC 11.4 with CUDA 11.x works.
+#       Not clear what other combinations work/not work.
+#
+export CXX=/usr/bin/g++
+export CC=/usr/bin/gcc
+export FC=/usr/bin/gfortran
+# GNU configure script uses the env variable F77 (for building FFTW package)
+export F77=${FC}
+
+# 
+# Use -DLIBRA_ENABLE_CUDA_BACKEND=OFF for CPU-only build.
+# Use -DKokkos_CUDA_ARCH_NAME=<GPU ARCH NAME> to build for GPU and CPU.
+#
+$CMAKE -S .. -B ../build -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_C_COMPILER=${CC} -DCMAKE_Fortran_COMPILER=${FC} "$@"
+$CMAKE --build ../build