linuxPackages.nvidia_x11: install libraries with correct sonames (#343706)

        patchelf --set-rpath "$out/lib:$libPath" "$libname"

      fi

      libname_short=`echo -n "$libname" | sed 's/so\..*/so/'`

      # Manually create the right symlinks for the libraries.

      #

      # We can't just use ldconfig, because it does not create libfoo.so symlinks,

      # only libfoo.so.1.

      # Also, the symlink chain must be libfoo.so -> libfoo.so.1 -> libfoo.so.123.45,

      # or ldconfig will explode.

      # See: https://github.com/bminor/glibc/blob/6f3f6c506cdaf981a4374f1f12863b98ac7fea1a/elf/ldconfig.c#L854-L877

      if [[ "$libname" != "$libname_short" ]]; then

        ln -srnf "$libname" "$libname_short"

      fi

      libbase=$(basename "$libname")

      libdir=$(dirname "$libname")

      soname=$(patchelf --print-soname "$libname")

      unversioned=${libbase/\.so\.[0-9\.]*/.so}

      if [[ $libname_short =~ libEGL.so || $libname_short =~ libEGL_nvidia.so || $libname_short =~ libGLX.so || $libname_short =~ libGLX_nvidia.so ]]; then

          major=0

      else

          major=1

      if [[ -n "$soname" ]]; then

        if [[ "$soname" != "$libbase" ]]; then

          ln -s "$libbase" "$libdir/$soname"

        fi

      if [[ "$libname" != "$libname_short.$major" ]]; then

        ln -srnf "$libname" "$libname_short.$major"

        if [[ "$soname" != "$unversioned" ]]; then

          ln -s "$soname" "$libdir/$unversioned"

        fi

      fi

    done