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#!/usr/bin/env bash
#
# Build Scripts
# Copyright (C) 2002-2024 by Thomas Dreibholz
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Contact: thomas.dreibholz@gmail.com
# Bash options:
set -e
CMAKE_OPTIONS=""
COMMAND=""
CORES=
while [ $# -gt 0 ] ; do
if [[ "$1" =~ ^(-|--)use-clang$ ]] ; then
# Use these settings for CLang:
export CXX=clang++
export CC=clang
elif [[ "$1" =~ ^(-|--)use-clang-scan-build$ ]] ; then
# Use these settings for CLang:
export CXX=clang++
export CC=clang
# Ensure build with CLang Static Analyzer
mkdir -p scan-build-reports
COMMAND="scan-build -o scan-build-reports"
elif [[ "$1" =~ ^(-|--)use-gcc$ ]] ; then
# Use these settings for GCC:
export CXX=g++
export CC=gcc
elif [[ "$1" =~ ^(-|--)use-gcc-analyzer$ ]] ; then
# Use these settings for GCC:
export CXX=g++-10
export CC=gcc-10
export CFLAGS=-fanalyzer
export CXXFLAGS=-fanalyzer
CMAKE_OPTIONS="$CMAKE_OPTIONS -DCMAKE_VERBOSE_MAKEFILE=ON"
CORES=1 # The analyzer takes a *huge* amount of memory!
elif [[ "$1" =~ ^(-|--)debug$ ]] ; then
# Enable debugging build:
CMAKE_OPTIONS="$CMAKE_OPTIONS -DCMAKE_BUILD_TYPE=DEBUG"
elif [[ "$1" =~ ^(-|--)verbose$ ]] ; then
# Enable verbose Makefile:
CMAKE_OPTIONS="$CMAKE_OPTIONS -DCMAKE_VERBOSE_MAKEFILE=ON"
elif [[ "$1" =~ ^(-|--)cores ]] ; then
if [[ ! "$2" =~ ^[0-9]*$ ]] ; then
echo >&2 "ERROR: Number of cores must be an integer number!"
exit 1
fi
CORES="$2"
shift
elif [ "$1" == "--" ] ; then
break
else
echo >&2 "Usage: autogen.sh [--use-clang|--use-clang-scan-build|--use-gcc|--use-gcc-analyzer] [--debug] [--cores N] [--verbose]"
exit 1
fi
shift
done
# ====== Configure with CMake ===============================================
rm -f CMakeCache.txt
echo "CMake options:${CMAKE_OPTIONS} -DCMAKE_INSTALL_PREFIX=/usr $@ ."
${COMMAND} cmake ${CMAKE_OPTIONS} -DCMAKE_INSTALL_PREFIX=/usr $@ .
# ------ Obtain number of cores ---------------------------------------------
# Try Linux
if [ "${CORES}" == "" ] ; then
CORES=`getconf _NPROCESSORS_ONLN 2>/dev/null || true`
if [ "${CORES}" == "" ] ; then
# Try FreeBSD
CORES=`sysctl -a | grep 'hw.ncpu' | cut -d ':' -f2 | tr -d ' ' || true`
fi
if [ "${CORES}" == "" ] ; then
CORES="1"
fi
echo "This system has ${CORES} cores!"
fi
# ====== Build ==============================================================
${COMMAND} make -j${CORES}
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