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|
#!/bin/sh
# Anticonf (tm) script by Jeroen Ooms (2025)
# 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="libcurl"
PKG_DEB_NAME="libcurl4-openssl-dev"
PKG_RPM_NAME="libcurl-devel"
PKG_TEST_HEADER="<curl/curl.h>"
PKG_LIBS="-lcurl"
PKG_CFLAGS=""
#export PKG_CONFIG_PATH="/opt/homebrew/opt/curl/lib/pkgconfig"
# (Jan 2025) MacOS ships a very buggy libcurl 8.7.1 so we avoid this until apple updates it
# See: https://github.com/jeroen/curl/issues/376
if [ `uname` = "Darwin" ]; then
MINVERSION="--atleast-version=8.8.0"
fi
# Use pkg-config if available
pkg-config ${PKG_CONFIG_NAME} ${MINVERSION} 2>/dev/null
if [ $? -eq 0 ]; then
PKGCONFIG_CFLAGS=`pkg-config --cflags ${PKG_CONFIG_NAME}`
case "$PKGCONFIG_CFLAGS" in
*CURL_STATICLIB*) PKGCONFIG_LIBS=`pkg-config --libs --static ${PKG_CONFIG_NAME}`;;
*) PKGCONFIG_LIBS=`pkg-config --libs ${PKG_CONFIG_NAME}`;;
esac
fi
# Note that cflags may be empty in case of success
if [ "$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" ] || [ "$PKGCONFIG_LIBS" ]; then
echo "Found pkg-config cflags and libs!"
PKG_CFLAGS=${PKGCONFIG_CFLAGS}
PKG_LIBS=${PKGCONFIG_LIBS}
elif [ `uname` = "Darwin" ]; then
# Temporary fix for: https://github.com/jeroen/curl/issues/376
curl -sfL "https://autobrew.github.io/scripts/libcurl" > autobrew
. ./autobrew
fi
# Find compiler
CC=`${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 "Using PKG_CFLAGS=$PKG_CFLAGS"
echo "Using PKG_LIBS=$PKG_LIBS"
# Test configuration
echo "#include $PKG_TEST_HEADER" | ${CC} ${CPPFLAGS} ${PKG_CFLAGS} ${CFLAGS} -E -xc - >/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 "If $PKG_CONFIG_NAME is already installed, check that 'pkg-config' is in your"
echo "PATH and PKG_CONFIG_PATH contains a $PKG_CONFIG_NAME.pc file. If pkg-config"
echo "is unavailable you can set INCLUDE_DIR and LIB_DIR manually via:"
echo "R CMD INSTALL --configure-vars='INCLUDE_DIR=... LIB_DIR=...'"
echo "-------------------------- [ERROR MESSAGE] ---------------------------"
cat configure.log
echo "--------------------------------------------------------------------"
exit 1
fi
# On curl < 7.62 (RHEL-8) enable the fallback
#TEST_ADA_PARSER=1
if [ -z "$TEST_ADA_PARSER" ] && pkg-config --atleast-version="7.80" $PKG_CONFIG_NAME; then
echo "Found recent recent version of libcurl"
elif [ "$TEST_ADA_PARSER" ] || ! ${R_HOME}/bin/Rscript --vanilla tools/testversion.R "7.62"; then
tar xf tools/ada.tar.gz -C src
PKG_CFLAGS="$PKG_CFLAGS -DUSE_ADA_PARSER"
echo "CXX_STD=CXX17" >> src/Makevars.in
elif [ `uname` = "Darwin" ] && ${R_HOME}/bin/Rscript --vanilla tools/testversion.R "7.80"; then
PKG_CFLAGS="$PKG_CFLAGS -DENABLE_MACOS_POLYFILL"
fi
# Write to Makevars
sed -e "s|@cflags@|$PKG_CFLAGS|" -e "s|@libs@|$PKG_LIBS|" src/Makevars.in > src/Makevars
# Legacy option list (remove this when RHEL8 is EOL)
echo '#include <curl/curl.h>' | ${CC} ${CPPFLAGS} ${PKG_CFLAGS} ${CFLAGS} -E -xc - \
| grep "^[ \t]*CURLOPT_.*," | sed s/,// > tools/option_table.txt
# Success
exit 0
|
