[HarfBuzz] How to uninstall harfbuzz?

Behdad Esfahbod behdad at behdad.org
Wed Aug 3 00:05:17 UTC 2016 

Start with:

LD_LIBRARY_PATH=$HOME/HB/lib python sample.py

On Tue, Aug 2, 2016 at 4:20 PM, Kelvin Ma <kelvinsthirteen at gmail.com> wrote:
> well what is the “right” way to do it then ?
>
> On Tue, Aug 2, 2016 at 7:05 PM, Behdad Esfahbod <behdad at behdad.org> wrote:
>>
>> Whatever.
>>
>> On Tue, Aug 2, 2016 at 3:42 PM, Kelvin Ma <kelvinsthirteen at gmail.com>
>> wrote:
>> > No, environ['LD_LIBRARY_PATH'] = '/usr/local/lib/girepository-1.0' with
>> > harfbuzz installed in /usr/local works correctly, but
>> > environ['LD_LIBRARY_PATH'] = '/home/kelvin/HB/lib/girepository-1.0' with
>> > harfbuzz installed in /home/kelvin/HB does not. That's the problem i'm
>> > having, harfbuzz in /usr/local works fine.
>> >
>> > On Tue, Aug 2, 2016 at 6:34 PM, Behdad Esfahbod <behdad at behdad.org>
>> > wrote:
>> >>
>> >> On Tue, Aug 2, 2016 at 3:31 PM, Kelvin Ma <kelvinsthirteen at gmail.com>
>> >> wrote:
>> >> > environ['LD_LIBRARY_PATH'] = '/usr/local/lib/girepository-1.0'
>> >>
>> >> Try:
>> >> environ['LD_LIBRARY_PATH'] = '/usr/local/lib'
>> >>
>> >> At any rate, I don't think setting LD_LIBRARY_PATH from current
>> >> process affects the process itself.  You need to set this before
>> >> calling python.  And that's all the help I can offer on this issue.
>> >> Someone else told you exactly this before.
>> >>
>> >> > environ['GI_TYPELIB_PATH'] = '/usr/local/lib/girepository-1.0'
>> >> >
>> >> > from gi.repository import HarfBuzz as hb
>> >> > from gi.repository import GLib
>> >> >
>> >> > fontdata = open(sys.argv[1], 'rb').read ()
>> >> > text = sys.argv[2]
>> >> > # Need to create GLib.Bytes explicitly until this bug is fixed:
>> >> > # https://bugzilla.gnome.org/show_bug.cgi?id=729541
>> >> > blob = hb.glib_blob_create (GLib.Bytes.new (fontdata))
>> >> > face = hb.face_create (blob, 0)
>> >> > del blob
>> >> > font = hb.font_create (face)
>> >> > upem = hb.face_get_upem (face)
>> >> > del face
>> >> > hb.font_set_scale (font, upem, upem)
>> >> > hb.ot_font_set_funcs (font)
>> >> >
>> >> > buf = hb.buffer_create ()
>> >> > class Debugger(object):
>> >> >     def message (self, buf, font, msg, data, _x_what_is_this):
>> >> >         print(msg)
>> >> >         return True
>> >> > debugger = Debugger()
>> >> > hb.buffer_set_message_func (buf, debugger.message, 1, 0)
>> >> >
>> >> > hb.buffer_add_utf32 (buf, array.array('I', text.encode('utf-32')), 0,
>> >> > -1)
>> >> >
>> >> > hb.buffer_guess_segment_properties (buf)
>> >> >
>> >> > hb.shape (font, buf, [])
>> >> > del font
>> >> >
>> >> > infos = hb.buffer_get_glyph_infos (buf)
>> >> > positions = hb.buffer_get_glyph_positions (buf)
>> >> >
>> >> > for info,pos in zip(infos, positions):
>> >> >     gid = info.codepoint
>> >> >     cluster = info.cluster
>> >> >     x_advance = pos.x_advance
>> >> >     x_offset = pos.x_offset
>> >> >     y_offset = pos.y_offset
>> >> >
>> >> >     print("gid%d=%d@%d,%d+%d" % (gid, cluster, x_advance, x_offset,
>> >> > y_offset))
>> >> >
>> >> > This works correctly when Harfbuzz is installed in usr/local/.
>> >> >
>> >> > However, if I sudo make uninstall, run ./configure --with-gobject
>> >> > --enable-introspection --prefix=/home/kelvin/HB, and make install,
>> >> > and
>> >> > change the environment variables to
>> >> >
>> >> > environ['LD_LIBRARY_PATH'] = '/home/kelvin/HB/lib/girepository-1.0'
>> >> > environ['GI_TYPELIB_PATH'] = '/home/kelvin/HB/lib/girepository-1.0'
>> >> >
>> >> > The script crashes like this:
>> >> >
>> >> > ~$ ./hbt.py NocturnoDisplay-Bk.otf effectiveness
>> >> > ./hbt.py:11: PyGIWarning: HarfBuzz was imported without specifying a
>> >> > version
>> >> > first. Use gi.require_version('HarfBuzz', '0.0') before import to
>> >> > ensure
>> >> > that the right version gets loaded.
>> >> >   from gi.repository import HarfBuzz as hb
>> >> >
>> >> > ** (process:7354): WARNING **: Failed to load shared library
>> >> > 'libharfbuzz-gobject.so.0' referenced by the typelib:
>> >> > libharfbuzz-gobject.so.0: cannot open shared object file: No such
>> >> > file
>> >> > or
>> >> > directory
>> >> > Segmentation fault (core dumped)
>> >> >
>> >> > And yes, libharfbuzz-gobject.so.o is in the folder:
>> >> >
>> >> > ~/HB/lib$ ls
>> >> > girepository-1.0                  libharfbuzz.la
>> >> > libharfbuzz-gobject.la            libharfbuzz.so
>> >> > libharfbuzz-gobject.so            libharfbuzz.so.0
>> >> > libharfbuzz-gobject.so.0          libharfbuzz.so.0.10200.7
>> >> > libharfbuzz-gobject.so.0.10200.7  pkgconfig
>> >> >
>> >> >
>> >> > On Tue, Aug 2, 2016 at 5:52 PM, Behdad Esfahbod <behdad at behdad.org>
>> >> > wrote:
>> >> >>
>> >> >> On Tue, Aug 2, 2016 at 2:42 PM, Kelvin Ma
>> >> >> <kelvinsthirteen at gmail.com>
>> >> >> wrote:
>> >> >> > ok thanks, but when I rebuild and install into ~/HB using harfbuzz
>> >> >> > (and
>> >> >> > changing the environment variables to the new directory) doesn't
>> >> >> > work. I
>> >> >> > get
>> >> >>
>> >> >> "doesn't work" is never enough.  It sure works for me.  Works for a
>> >> >> thousand other people.  Only you can debug it.  For example, is
>> >> >> libharfbuzz-gobject.so.o in ~/HB/lib?  If yes, is your
>> >> >> LD_LIBRARY_PATH
>> >> >> correctly set, try strace, does it look there, etc.
>> >> >>
>> >> >>
>> >> >> > ** (kt.py:15896): WARNING **: Failed to load shared library
>> >> >> > 'libharfbuzz-gobject.so.0' referenced by the typelib:
>> >> >> > libharfbuzz-gobject.so.0: cannot open shared object file: No such
>> >> >> > file
>> >> >> > or
>> >> >> > directory
>> >> >> >
>> >> >> > and sometimes a bunch of other errors after it
>> >> >> >
>> >> >> > On Tue, Aug 2, 2016 at 5:31 PM, Behdad Esfahbod
>> >> >> > <behdad at behdad.org>
>> >> >> > wrote:
>> >> >> >>
>> >> >> >> "make uninstall"
>> >> >> >>
>> >> >> >> On Tue, Aug 2, 2016 at 2:28 PM, Kelvin Ma
>> >> >> >> <kelvinsthirteen at gmail.com>
>> >> >> >> wrote:
>> >> >> >> > I want to move my harfbuzz installation out of root space and
>> >> >> >> > into
>> >> >> >> > user
>> >> >> >> > space, but I can't find uninstall info anywhere. How do I
>> >> >> >> > uninstall
>> >> >> >> > harfbuzz?
>> >> >> >> >
>> >> >> >> > _______________________________________________
>> >> >> >> > HarfBuzz mailing list
>> >> >> >> > HarfBuzz at lists.freedesktop.org
>> >> >> >> > https://lists.freedesktop.org/mailman/listinfo/harfbuzz
>> >> >> >> >
>> >> >> >>
>> >> >> >>
>> >> >> >>
>> >> >> >> --
>> >> >> >> behdad
>> >> >> >> http://behdad.org/
>> >> >> >
>> >> >> >
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> behdad
>> >> >> http://behdad.org/
>> >> >
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> behdad
>> >> http://behdad.org/
>> >
>> >
>>
>>
>>
>> --
>> behdad
>> http://behdad.org/
>
>



-- 
behdad
http://behdad.org/

More information about the HarfBuzz mailing list