我发出了以下命令,并结合了一个双符号,即“&”。
apt-get update && apt-get upgrade sqlmap
显然,所有安装的软件包都在升级。这不是我的本意。我只想升级一个叫做"sqlmap“的包。为什么会有这种行为?
发布于 2019-11-21 16:38:58
这是正确的行为。阅读文档(man apt-get
):
upgrade
upgrade is used to install the newest versions of all packages
currently installed on the system from the sources enumerated in
/etc/apt/sources.list. Packages currently installed with new
versions available are retrieved and upgraded; under no
circumstances are currently installed packages removed, or packages
not already installed retrieved and installed. New versions of
currently installed packages that cannot be upgraded without
changing the install status of another package will be left at
their current version. An update must be performed first so that
apt-get knows that new versions of packages are available.
发布于 2019-11-21 16:45:08
您必须使用只更新下一行的一个包:
apt-get install --only-upgrade <packagename>
做<packagename>
sqlmap
。
发布于 2019-11-21 17:23:20
如果您只想升级该软件包,请将&&
后的命令更改为:
apt-get install sqlmap
使用apt-get upgrade
将尝试升级所有可以升级的包。
https://unix.stackexchange.com/questions/553404
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