configure

#!/bin/bash
# Julien Chiquet (2018) mainly stolen from Anticonf scripts by Jeroen Ooms
#
# This script will query 'pkg-config' for the required cflags and ldflags.
#
# 02-05-2018 initial version: only working for linux

PKG_CONFIG_NAME="nlopt"
PKGCONFIG_DEB_NAME="pkg-config"
PKGCONFIG_RPM_NAME="pkgconfig"
PKGCONFIG_BREW_NAME="pkg-config"
PKG_DEB_NAME="libnlopt-dev"
PKG_RPM_NAME="NLopt-devel"
PKG_BREW_NAME="nlopt"
PKG_CSW_NAME=""
PKG_TEST_HEADER="<nlopt.hpp>"

# Use pkg-config if available
pkg-config --version >/dev/null 2>&1
if [ $? -eq 0 ]; then
  NLOPT_LIBS=`pkg-config --libs ${PKG_CONFIG_NAME}`
else
  echo "------------------------- ANTICONF ERROR ---------------------------"
  echo "Configuration failed because pkg-config is not installed. Try installing: "
  echo " * deb: sudo apt-get install $PKGCONFIG_DEB_NAME (Debian, Ubuntu)"
  echo " * rpm: $PKGCONFIG_RPM_NAME (Fedora, EPEL)"
  echo " * brew: brew install $PKGCONFIG_BREW_NAME (MacOS with brew)"
  echo " * otherwise: not available"
  echo "--------------------------------------------------------------------"
  exit 1;
fi

# For debugging
# echo "Using NLOPT_LIBS=$NLOPT_LIBS"

# Test for linblopt
echo "#include $PKG_TEST_HEADER" >/dev/null 2>&1
if [ $? -ne 0 ]; then
  echo "------------------------- ANTICONF ERROR ---------------------------"
  echo "Configuration failed because $PKG_CONFIG_NAME was not found. Try installing:"
  echo " * deb: sudo apt-get install $PKG_DEB_NAME (Debian, Ubuntu)"
  echo " * rpm: sudo yum install $PKG_RPM_NAME (Fedora, EPEL)"
  echo " * brew: brew install $PKG_RPM_NAME (MacOS with brew)"
  echo " * otherwise: not yet available"
  echo "--------------------------------------------------------------------"
  exit 1;
fi

if [[ "$OSTYPE" == "darwin"* ]]; then
  OPENMP_FLAG=''
else
  OPENMP_FLAG='$(SHLIB_OPENMP_CXXFLAGS)'
fi

# Write to Makevars
sed -e "s|@nlopt_libs@|$NLOPT_LIBS|" -e "s|@openmp_flag@|$OPENMP_FLAG|" src/Makevars.in > src/Makevars

# Success
exit 0