lfs-book-i18n/zh_CN/chapter07/chroot.po

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#. type: Content of: <sect1><title>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:11
msgid "Entering the Chroot Environment"
msgstr "进入 Chroot 环境"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:13
msgid ""
"Now that all the packages which are required to build the rest of the needed "
"tools are on the system, it is time to enter the chroot environment to "
"finish installing the remaining temporary tools. This environment will be in "
"use also for installing the final system. As user <systemitem class="
"\"username\">root</systemitem>, run the following command to enter the "
"environment that is, at the moment, populated with only the temporary tools:"
msgstr ""
"现在已经准备好了所有继续构建其余工具时必要的软件包，可以进入 chroot 环境并完"
"成剩余临时工具的安装。在安装最终的系统时，会继续使用这个 chroot 环境。以 "
"<systemitem class=\"username\">root</systemitem> 用户身份，运行以下命令以进入"
"当前只包含临时工具的 chroot 环境："

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:21
#, no-wrap
msgid ""
"<userinput>chroot \"$LFS\" /usr/bin/env -i   \\\n"
"    HOME=/root                  \\\n"
"    TERM=\"$TERM\"                \\\n"
"    PS1='(lfs chroot) \\u:\\w\\$ ' \\\n"
"    PATH=/bin:/usr/bin:/sbin:/usr/sbin \\\n"
"    /bin/bash --login +h</userinput>"
msgstr ""
"<userinput>chroot \"$LFS\" /usr/bin/env -i   \\\n"
"    HOME=/root                  \\\n"
"    TERM=\"$TERM\"                \\\n"
"    PS1='(lfs chroot) \\u:\\w\\$ ' \\\n"
"    PATH=/bin:/usr/bin:/sbin:/usr/sbin \\\n"
"    /bin/bash --login +h</userinput>"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:28
msgid ""
"The <parameter>-i</parameter> option given to the <command>env</command> "
"command will clear all variables of the chroot environment. After that, only "
"the <envar>HOME</envar>, <envar>TERM</envar>, <envar>PS1</envar>, and "
"<envar>PATH</envar> variables are set again. The <parameter>TERM=$TERM</"
"parameter> construct will set the <envar>TERM</envar> variable inside chroot "
"to the same value as outside chroot. This variable is needed for programs "
"like <command>vim</command> and <command>less</command> to operate "
"properly.  If other variables are desired, such as <envar>CFLAGS</envar> or "
"<envar>CXXFLAGS</envar>, this is a good place to set them again."
msgstr ""
"通过传递 <parameter>-i</parameter> 选项给 <command>env</command> 命令，可以清"
"除 chroot 环境中的所有环境变量。随后，只重新设定 <envar>HOME</envar>，"
"<envar>TERM</envar>，<envar>PS1</envar>，以及 <envar>PATH</envar> 变量。参数 "
"<parameter>TERM=$TERM</parameter> 将 chroot 环境中的 <envar>TERM</envar> 变量"
"设为和 chroot 环境外相同的值。一些程序需要这个变量才能正常工作，例如 "
"<command>vim</command> 和 <command>less</command>。如果需要设定其他变量，例"
"如 <envar>CFLAGS</envar> 或 <envar>CXXFLAGS</envar>，也可以在这里设定。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:39
msgid ""
"From this point on, there is no need to use the <envar>LFS</envar> variable "
"anymore because all work will be restricted to the LFS file system.  This is "
"because the Bash shell is told that <filename class=\"directory\">$LFS</"
"filename> is now the root (<filename class=\"directory\">/</filename>) "
"directory."
msgstr ""
"从现在开始，就不再需要使用 <envar>LFS</envar> 环境变量，因为所有工作都被局限"
"在 LFS 文件系统内。这是由于 Bash 被告知 <filename class=\"directory\">$LFS</"
"filename> 现在是根目录 (<filename class=\"directory\">/</filename>)。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:45
msgid ""
"Notice that <filename class=\"directory\">/tools/bin</filename> is not in "
"the <envar>PATH</envar>. This means that the cross toolchain will no longer "
"be used in the chroot environment. This occurs when the shell does not "
"<quote>remember</quote> the locations of executed binaries&mdash;for this "
"reason, hashing is switched off by passing the <parameter>+h</parameter> "
"option to <command>bash</command>."
msgstr ""
"注意 <filename class=\"directory\">/tools/bin</filename> 不在 <envar>PATH</"
"envar> 中。这意味着交叉工具链在 chroot 环境中不被再使用。这"
"还需要保证 shell 不<quote>记忆</quote>执行过的程序的位置 —— 因此需要传递 "
"<parameter>+h</parameter> 参数给 <command>bash</command> 以关闭散列功能。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:52
msgid ""
"Note that the <command>bash</command> prompt will say <computeroutput>I have "
"no name!</computeroutput> This is normal because the <filename>/etc/passwd</"
"filename> file has not been created yet."
msgstr ""
"注意 <command>bash</command> 的提示符会包含 <computeroutput>I have no name!</"
"computeroutput>。这是正常的，因为现在还没有创建 <filename>/etc/passwd</"
"filename> 文件。"

#. type: Content of: <sect1><note><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter07/chroot.xml:57
msgid ""
"It is important that all the commands throughout the remainder of this "
"chapter and the following chapters are run from within the chroot "
"environment. If you leave this environment for any reason (rebooting for "
"example), ensure that the virtual kernel filesystems are mounted as "
"explained in <xref linkend=\"ch-system-bindmount\"/> and <xref linkend=\"ch-"
"system-kernfsmount\"/> and enter chroot again before continuing with the "
"installation."
msgstr ""
"本章剩余部分和后续各章中的命令都要在 chroot 环境中运行。如果您因为一些原因 "
"(如重新启动计算机) 离开了该环境，必须确认虚拟内核文件系统如<xref linkend="
"\"ch-system-bindmount\"/>和<xref linkend=\"ch-system-kernfsmount\"/>所述挂载"
"好，然后重新进入 chroot 环境，才能继续安装 LFS。"