Почему существуют два либпанго?

$ dpkg -l '*pango*'
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name                      Version           Architecture      Description
+++-=========================-=================-=================-========================================================
ii  gir1.2-pango-1.0          1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text - gir bin
ii  libcogl-pango12:amd64     1.14.0-2          amd64             Object oriented GL/GLES Abstraction/Utility Layer
ii  libpango-1.0-0:amd64      1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text
ii  libpango1.0-0:amd64       1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text
ii  libpangocairo-1.0-0:amd64 1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text
ii  libpangoft2-1.0-0:amd64   1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text
ii  libpangomm-1.4-1:amd64    2.34.0-1          amd64             C++ Wrapper for pango (shared libraries)
ii  libpangox-1.0-0:amd64     0.0.2-4           amd64             pango library X backend
ii  libpangoxft-1.0-0:amd64   1.32.5-5ubuntu1   amd64             Layout and rendering of internationalized text

Почему два libpango существуют здесь?

Один - libpango-1.0-0:amd64, другой - libpango1.0-0:amd64?

1
задан 11 December 2013 в 16:31

2 ответа

libpango1.0-0 это просто переходный пакет. Переходные пакеты предназначены только для того, чтобы обновления проходили без помех, если некоторые пакеты все еще зависят от таких пакетов, поэтому они не заканчиваются неудовлетворенными зависимостями. Эти пакеты обычно создаются, когда оригинал где-то переименовывается. Если от этого пакета не зависит ни один пакет, его можно удалить без проблем.

apt-cache show libpango-1.0-0 libpango1.0-0
Package: libpango-1.0-0
Description-en: Layout and rendering of internationalized text
 Pango is a library for layout and rendering of text, with an emphasis
 on internationalization. Pango can be used anywhere that text layout is
 needed. however, most of the work on Pango-1.0 was done using the GTK+
 widget toolkit as a test platform. Pango forms the core of text and
 font handling for GTK+-2.0.
 .
 Pango is designed to be modular; the core Pango layout can be used with
 four different font backends:
  - Core X windowing system fonts
  - Client-side fonts on X using the Xft library
  - Direct rendering of scalable fonts using the FreeType library
  - Native fonts on Microsoft backends
 .
 This package contains the shared libraries.

Package: libpango1.0-0
Description-en: Layout and rendering of internationalized text
 Pango is a library for layout and rendering of text, with an emphasis
 on internationalization. Pango can be used anywhere that text layout is
 needed. however, most of the work on Pango-1.0 was done using the GTK+
 widget toolkit as a test platform. Pango forms the core of text and
 font handling for GTK+-2.0.
 .
 Pango is designed to be modular; the core Pango layout can be used with
 four different font backends:
  - Core X windowing system fonts
  - Client-side fonts on X using the Xft library
  - Direct rendering of scalable fonts using the FreeType library
  - Native fonts on Microsoft backends
 .
 This is a transitional package.
0
ответ дан 11 December 2013 в 16:31

на самом деле это два разных пакета (хотя и довольно запутанные)

на самом деле libpango1.0-0 зависит от libpango-1.0-0

, быстрый показ dpkg -L

libpango1.0-0:
/usr/share/doc/libpango1.0-0/AUTHORS
/usr/share/doc/libpango1.0-0/NEWS.gz
/usr/share/doc/libpango1.0-0/README
/usr/share/doc/libpango1.0-0/THANKS
/usr/share/doc/libpango1.0-0/changelog.Debian.gz
/usr/share/doc/libpango1.0-0/copyright
libpango-1.0-0:
/usr/lib/x86_64-linux-gnu/libpango-1.0.so.0
/usr/lib/x86_64-linux-gnu/libpango-1.0.so.0.3200.5
/usr/share/doc/libpango-1.0-0/AUTHORS
/usr/share/doc/libpango-1.0-0/NEWS.gz
/usr/share/doc/libpango-1.0-0/README
/usr/share/doc/libpango-1.0-0/THANKS
/usr/share/doc/libpango-1.0-0/changelog.Debian.gz
/usr/share/doc/libpango-1.0-0/copyright
0
ответ дан 11 December 2013 в 16:31

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