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#!/bin/sh
# Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
project=searchlib
if [ X$1 == "Xupdate" ]; then
# update forcelink.hpp
echo "generating forcelink.hpp..."
guard=`pwd | sed -e "s|.*/${project}/||" -e "s|/|_|g"`
prefix=forcelink_file_${project}_${guard}_
echo "#ifndef GUARD_${project}_${guard}_FORCELINK" > forcelink.hpp
echo "#define GUARD_${project}_${guard}_FORCELINK" >> forcelink.hpp
echo "" >> forcelink.hpp
find . -name "*.cpp" -maxdepth 1 | sed -e "s|.*/\(.*\)\.cpp|void ${prefix}\1();|" >> forcelink.hpp
echo "" >> forcelink.hpp
echo "void forcelink_${project}_${guard}() {" >> forcelink.hpp
find . -name "*.cpp" -maxdepth 1 | sed -e "s|.*/\(.*\)\.cpp| ${prefix}\1();|" >> forcelink.hpp
echo "}" >> forcelink.hpp
echo "" >> forcelink.hpp
echo "#endif" >> forcelink.hpp
echo "invoke 'forcelink_${project}_${guard}()' to force link this directory"
# update .cpp files
for file in *.cpp; do
name=`echo "${prefix}${file}" | sed 's|\(.*\)\.cpp|\1|'`
found=`grep ${name} ${file} | wc -l`
if [ $found == "0" ]; then
echo "updating ${file}..."
echo "" >> $file
echo "// this function was added by $0" >> $file
echo "void ${name}() {}" >> $file
fi
done
else
echo "This is a small utility script that might help out when trying to"
echo "force the linkage of object files. When run in a subdirectory within"
echo "${project}, it will create a 'forcelink.hpp' file that contains the"
echo "force linkage wrapping code. It will also update any .cpp files in the"
echo "directory with appropriate dummy functions to allow consistent force"
echo "linkage. Note that this script will make a large"
echo "number of assumptions; USE AT YOUR OWN RISK!"
echo ""
echo "if you feel lucky, run:"
echo "$0 update"
fi
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