sym

# Find a symbol in all MSYS2 system object libraries
# Print files for find_package() or pkg_check_modules()

[[ ! -f sym-locatedb ]] && {
	echo "Creating filesystem database ..."
	updatedb --localpaths='/usr/lib /mingw64/lib' \
		 --output=sym-locatedb 
}
[[ ! -f sym-db ]] && {
	echo "Creating symbols database ..."
	locate --database=sym-locatedb \*.a | \
		parallel -j 8 nm --print-file-name --defined-only >>sym-db
}
echo "Searching symbol ..."
definitions=$(grep $1$ sym-db)
found=$(cut --delimiter=\  --fields=3 <<<"$definitions" | sort --unique)
echo "Found symbols:"
echo "$found"
files=$(cygpath --unix -f - <<<"$definitions")
files=$(cut --delimiter=: --fields=1 <<<"$files" |sort --unique)
echo "Files containing symbols:"
echo "$files"
packages=$(pacman --query --owns --quiet $files |sort --unique)
echo "Packages containing files:"
echo "$packages"
pfiles=$(pacman --query --list --quiet $packages)
echo "Useful files in packages:"
echo "$pfiles" |egrep 'pkgconfig|\.cmake'