apt-cache subcommands 一些使用实例

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root@ubuntu-desktop:~# clear

root@ubuntu-desktop:~# apt-cache search qq
texlive-latex-extra - TeX Live: LaTeX supplementary packages
eva - QQ IM protocol compatible client in KDE
pngnq - tool for optimizing PNG (Portable Network Graphics) images
stardict-plugin - International dictionary - common plugins
linuxqq - QQ - The most popular free instant messaging program in China.
root@ubuntu-desktop:~# apt-cache show linuxqq
Package: linuxqq
Status: install ok installed
Priority: extra
Section: Internet
Installed-Size: 6264
Maintainer: Tencent Inc.
Architecture: i386
Version: v1.0.2-beta1
Depends: gtk2.0-binver-2.10.0, libc6, libcairo2, libglib2.0-0, libgtk2.0-0, libpango1.0-0
Description: QQ - The most popular free instant messaging program in China.
* Chat with more than 590,000,000 people all over the world.
* Free to download or distribute absolutely.

root@ubuntu-desktop:~#

root@ubuntu-desktop:~# apt-cache policy linuxqq
linuxqq:
已安装：v1.0.2-beta1
候选的软件包：v1.0.2-beta1
版本列表：
*** v1.0.2-beta1 0
100 /var/lib/dpkg/status
root@ubuntu-desktop:~#

root@ubuntu-desktop:~# apt-cache depends linuxqq
linuxqq
依赖: <gtk2.0-binver-2.10.0>
libgtk2.0-0
依赖: libc6
依赖: libcairo2
依赖: libglib2.0-0
依赖: libgtk2.0-0
依赖: libpango1.0-0
root@ubuntu-desktop:~#

root@ubuntu-desktop:~# apt-cache redepends linuxqq
E: 无效的操作 redepends
root@ubuntu-desktop:~# apt-cache rdepends linuxqq ／／查看反依赖关系
linuxqq
Reverse Depends:
root@ubuntu-desktop:~#

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apt-cache serch qq && apt-cache show linuxqq && apt-cache policy linuxqq

搜索软件包并查看软件包信息,查看软件的安装状态

apt-cache depends linuxqq 查看linuxqq软件的依赖关系