Shared library debugging tips

osx.txt

# Print out demangled symbols referenced in a library
nm -C myaddon.node

# list libraries another lib depends on
otool -L /path/to/lib.dylib # OSX
ldd /path/to/lib.so         # linux

# List rpath of a library
# https://stackoverflow.com/questions/12521802/print-rpath-of-an-executable-on-macos
# https://www.lekensteyn.nl/rpath.html#what-is-rpath

otool -l /path/to/lib.dylib                         # OSX
readelf -d build/Release/pact.node  | grep runpath  # linux

# modify shared library
install_name_tool -change "foo.dylib" "/path/to/foo.dylib" /path/to/other.dylib