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|
# This configure script finds OpenSSL and Abseil, optionally building
# Abseil if not found.
# Anticonf (tm) script by Jeroen Ooms (2020) for finding OpenSSL
# This script will query 'pkg-config' for the required cflags and ldflags.
# If pkg-config is unavailable or does not find the library, try setting
# INCLUDE_DIR and LIB_DIR manually via e.g:
# R CMD INSTALL --configure-vars='INCLUDE_DIR=/.../include LIB_DIR=/.../lib'
# Library settings
PKG_CONFIG_NAME="openssl"
PKG_DEB_NAME="libssl-dev"
PKG_RPM_NAME="openssl-devel"
PKG_BREW_NAME="openssl"
PKG_LIBS="-lssl -lcrypto"
PKG_CFLAGS=""
# Use pkg-config if available
pkg-config ${PKG_CONFIG_NAME} --atleast-version=1.0 2>/dev/null
if [ $? -eq 0 ]; then
PKGCONFIG_CFLAGS=`pkg-config --cflags ${PKG_CONFIG_NAME}`
PKGCONFIG_LIBS=`pkg-config --libs ${PKG_CONFIG_NAME}`
fi
# Note that cflags may be empty in case of success
if [ "$INCLUDE_DIR" ] || [ "$LIB_DIR" ]; then
echo "Found INCLUDE_DIR and/or LIB_DIR!"
PKG_CFLAGS="-I$INCLUDE_DIR $PKG_CFLAGS"
PKG_LIBS="-L$LIB_DIR $PKG_LIBS"
elif [ "$PKGCONFIG_CFLAGS" ] || [ "$PKGCONFIG_LIBS" ]; then
echo "Found OpenSSL pkg-config cflags and libs!"
PKG_CFLAGS=${PKGCONFIG_CFLAGS}
PKG_LIBS=${PKGCONFIG_LIBS}
fi
# Find compiler
CC=`${R_HOME}/bin/R CMD config CC`
CFLAGS=`${R_HOME}/bin/R CMD config CFLAGS`
CPPFLAGS=`${R_HOME}/bin/R CMD config CPPFLAGS`
# For debugging
echo "Testing compiler OpenSSL configuration using PKG_CFLAGS=$PKG_CFLAGS"
# Test configuration
${CC} ${CPPFLAGS} ${PKG_CFLAGS} ${CFLAGS} -E tools/test_openssl.c >/dev/null 2>configure.log
# Customize the error
if [ $? -ne 0 ]; then
echo "--------------------------- [ANTICONF] --------------------------------"
echo "Configuration failed because $PKG_CONFIG_NAME was not found. Try installing:"
echo " * deb: $PKG_DEB_NAME (Debian, Ubuntu, etc)"
echo " * rpm: $PKG_RPM_NAME (Fedora, CentOS, RHEL)"
echo " * brew: $PKG_BREW_NAME (Mac OSX)"
echo "If $PKG_CONFIG_NAME is already installed, check that 'pkg-config' is in your"
echo "PATH and PKG_CONFIG_PATH contains a $PKG_CONFIG_NAME.pc file. If pkg-config"
echo "is unavailable you can set INCLUDE_DIR and LIB_DIR manually via:"
echo "R CMD INSTALL --configure-vars='INCLUDE_DIR=... LIB_DIR=...'"
echo "-------------------------- [ERROR MESSAGE] ---------------------------"
cat configure.log
echo "--------------------------------------------------------------------"
exit 1
fi
# Check pkg-config for abseil-cpp, but fall back to a cmake build
# because a sufficient version of abseil-cpp is not available on
# all platforms (notably, Ubuntu 20.04 and Ubuntu 22.04).
export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}:`pwd`/tools/pkgconfig"
echo "** Using PKG_CONFIG_PATH=${PKG_CONFIG_PATH}"
if [ -z "$S2_FORCE_BUNDLED_ABSEIL" ] && pkg-config absl_s2 --libs >/dev/null 2>/dev/null; then
echo "** Using abseil-cpp from pkg-config"
PKGCONFIG_CFLAGS=`pkg-config --cflags-only-I absl_s2`
PKGCONFIG_LIBS=`pkg-config --libs absl_s2`
PKG_CFLAGS="${PKGCONFIG_CFLAGS} ${PKG_CFLAGS}"
PKG_LIBS="${PKGCONFIG_LIBS} ${PKG_LIBS}"
else
echo "** Building abseil-cpp using cmake"
CMAKE_INSTALL_PREFIX="`pwd`/tools/dist"
if tools/build_absl.sh "${CMAKE_INSTALL_PREFIX}"; then
echo "** Done!"
else
echo "** CMake build of Abseil failed"
echo "** Abseil can be installed with:"
echo "** - apt-get install libabsl-dev"
echo "** - dnf install abseil-cpp-devel"
echo "** - brew install abseil"
echo "** If a system install of Abseil is not possible, cmake is required to build"
echo "** the internal vendored copy."
exit 1
fi
# Clean up build directory
rm -rf tools/build
# Depending on the cmake options this can end up in a subdirectory of lib
ABSL_BASE_PC=`find tools/dist -name absl_base.pc`
R_S2_PKG_CONFIG_PATH=`dirname "${ABSL_BASE_PC}"`
R_S2_ABSL_HOME="`pwd`/tools/dist"
export PKG_CONFIG_PATH="${R_S2_PKG_CONFIG_PATH}:${PKG_CONFIG_PATH}"
echo "** Using PKG_CONFIG_PATH=${PKG_CONFIG_PATH}"
PKGCONFIG_LIBS=`pkg-config --libs absl_s2`
if [ -z "${PKGCONFIG_LIBS}" ]; then
echo "** Failed to resolve built vendored copy of Abseil using pkg-config"
exit 1
fi
PKG_CFLAGS="-I${R_S2_ABSL_HOME}/include ${PKG_CFLAGS}"
PKG_LIBS="${PKGCONFIG_LIBS} ${PKG_LIBS}"
fi
# Check compile of test file
CXX17="`${R_HOME}/bin/R CMD config CXX17`"
CXX17FLAGS=`"${R_HOME}"/bin/R CMD config CXX17FLAGS`
CXX17STD=`"${R_HOME}"/bin/R CMD config CXX17STD`
echo "Testing Abseil configuration using PKG_CFLAGS=${PKG_CFLAGS}"
${CXX17} ${CPPFLAGS} ${PKG_CFLAGS} ${CXX17FLAGS} ${CXX17STD} -E tools/test_absl.cc >/dev/null 2>>configure.log
if [ $? -ne 0 ]; then
echo "Test compile failed!"
echo "------- Error ---------"
cat configure.log
echo "-----------------------"
exit 1
fi
# From apache/arrow/r/configure:
# If on Raspberry Pi, need to manually link against latomic
# See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81358 for similar example
if grep raspbian /etc/os-release >/dev/null 2>&1; then
PKG_LIBS="-latomic $PKG_LIBS"
fi
echo "Using PKG_LIBS=$PKG_LIBS"
echo "Using PKG_CFLAGS=$PKG_CFLAGS"
# Write to Makevars
sed -e "s|@cflags@|$PKG_CFLAGS|" -e "s|@libs@|$PKG_LIBS|" src/Makevars.in > src/Makevars
# Success
exit 0
|
