iOSDevLog
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lfs-book-i18n
forked from xry111/lfs-book-i18n


			
				
					
						
						
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							msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"POT-Creation-Date: 2020-06-17 12:44+0800\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"Language: zh_CN\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"X-Generator: Translate Toolkit 2.2.5\n"

#. type: Content of: <sect1><title>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:11
msgid "Creating the /etc/fstab File"
msgstr "创建 /etc/fstab 文件"

#. type: Content of: <sect1><indexterm><primary>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:14
msgid "/etc/fstab"
msgstr "/etc/fstab"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:17
msgid ""
"The <filename>/etc/fstab</filename> file is used by some programs to "
"determine where file systems are to be mounted by default, in which order, "
"and which must be checked (for integrity errors) prior to mounting. Create a "
"new file systems table like this:"
msgstr ""
"一些程序使用 <filename>/etc/fstab</filename> 文件，以确定哪些文件系统是默认"
"挂载的，和它们应该按什么顺序挂载，以及哪些文件系统在挂载前必须被检查 (确定是"
"否有完整性错误)。参考以下命令，创建一个新的文件系统表："

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:22
#, no-wrap
msgid ""
"<userinput>cat &gt; /etc/fstab &lt;&lt; \"EOF\"\n"
"<literal># Begin /etc/fstab\n"
"\n"
"# file system  mount-point  type     options             dump  fsck\n"
"#                                                              order\n"
"\n"
"/dev/<replaceable>&lt;xxx&gt;</replaceable>     /            <replaceable>&lt;fff&gt;</replaceable>    defaults            1     1\n"
"/dev/<replaceable>&lt;yyy&gt;</replaceable>     swap         swap     pri=1               0     0\n"
"proc           /proc        proc     nosuid,noexec,nodev 0     0\n"
"sysfs          /sys         sysfs    nosuid,noexec,nodev 0     0\n"
"devpts         /dev/pts     devpts   gid=5,mode=620      0     0\n"
"tmpfs          /run         tmpfs    defaults            0     0\n"
"devtmpfs       /dev         devtmpfs mode=0755,nosuid    0     0\n"
"\n"
"# End /etc/fstab</literal>\n"
"EOF</userinput>"
msgstr ""
"<userinput>cat &gt; /etc/fstab &lt;&lt; \"EOF\"\n"
"<literal># Begin /etc/fstab\n"
"\n"
"# 文件系统     挂载点       类型     选项                转储  检查\n"
"#                                                              顺序\n"
"\n"
"/dev/<replaceable>&lt;xxx&gt;</replaceable>     /            <replaceable>&lt;fff&gt;</replaceable>    defaults            1     1\n"
"/dev/<replaceable>&lt;yyy&gt;</replaceable>     swap         swap     pri=1               0     0\n"
"proc           /proc        proc     nosuid,noexec,nodev 0     0\n"
"sysfs          /sys         sysfs    nosuid,noexec,nodev 0     0\n"
"devpts         /dev/pts     devpts   gid=5,mode=620      0     0\n"
"tmpfs          /run         tmpfs    defaults            0     0\n"
"devtmpfs       /dev         devtmpfs mode=0755,nosuid    0     0\n"
"\n"
"# End /etc/fstab</literal>\n"
"EOF</userinput>"

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:39
#, no-wrap
msgid ""
"<userinput>cat &gt; /etc/fstab &lt;&lt; \"EOF\"\n"
"<literal># Begin /etc/fstab\n"
"\n"
"# file system  mount-point  type     options             dump  fsck\n"
"#                                                              order\n"
"\n"
"/dev/<replaceable>&lt;xxx&gt;</replaceable>     /            <replaceable>&lt;fff&gt;</replaceable>    defaults            1     1\n"
"/dev/<replaceable>&lt;yyy&gt;</replaceable>     swap         swap     pri=1               0     0\n"
"\n"
"# End /etc/fstab</literal>\n"
"EOF</userinput>"
msgstr ""
"<userinput>cat &gt; /etc/fstab &lt;&lt; \"EOF\"\n"
"<literal># Begin /etc/fstab\n"
"\n"
"# 文件系统     挂载点       类型     选项                转储  检查\n"
"#                                                              顺序\n"
"\n"
"/dev/<replaceable>&lt;xxx&gt;</replaceable>     /            <replaceable>&lt;fff&gt;</replaceable>    defaults            1     1\n"
"/dev/<replaceable>&lt;yyy&gt;</replaceable>     swap         swap     pri=1               0     0\n"
"\n"
"# End /etc/fstab</literal>\n"
"EOF</userinput>"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:51
msgid ""
"Replace <replaceable>&lt;xxx&gt;</replaceable>, <replaceable>&lt;yyy&gt;</"
"replaceable>, and <replaceable>&lt;fff&gt;</replaceable> with the values "
"appropriate for the system, for example, <filename class=\"partition\">sda2</"
"filename>, <filename class=\"partition\">sda5</filename>, and <systemitem "
"class=\"filesystem\">ext4</systemitem>. For details on the six fields in "
"this file, see <command>man 5 fstab</command>."
msgstr ""
"将 <replaceable>&lt;xxx&gt;</replaceable>、 <replaceable>&lt;yyy&gt;</"
"replaceable> 和 <replaceable>&lt;fff&gt;</replaceable> 替换为适用于您的系统的"
"值，例如 <filename class=\"partition\">sda2</filename>、<filename class="
"\"partition\">sda5</filename> 和 <systemitem class=\"filesystem\">ext4</"
"systemitem>。参阅 <command>man 5 fstab</command> 了解该文件中 6 个域的详细信"
"息。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:59
msgid ""
"Filesystems with MS-DOS or Windows origin (i.e. vfat, ntfs, smbfs, cifs, "
"iso9660, udf) need a special option, utf8, in order for non-ASCII characters "
"in file names to be interpreted properly. For non-UTF-8 locales, the value "
"of <option>iocharset</option> should be set to be the same as the character "
"set of the locale, adjusted in such a way that the kernel understands it.  "
"This works if the relevant character set definition (found under File "
"systems -&gt; Native Language Support when configuring the kernel)  has been "
"compiled into the kernel or built as a module. However, if the character set "
"of the locale is UTF-8, the corresponding option <option>iocharset=utf8</"
"option> would make the file system case sensitive. To fix this, use the "
"special option <option>utf8</option> instead of <option>iocharset=utf8</"
"option>, for UTF-8 locales. The <quote>codepage</quote> option is also "
"needed for vfat and smbfs filesystems.  It should be set to the codepage "
"number used under MS-DOS in your country.  For example, in order to mount "
"USB flash drives, a ru_RU.KOI8-R user would need the following in the "
"options portion of its mount line in <filename>/etc/fstab</filename>:"
msgstr ""
"在挂载来源于 MS-DOS 或 Windows 的文件系统 (如 vfat、ntfs、smbfs、cifs、"
"iso9660、udf) 时，需要一个特殊的挂载选项 —— utf8，才能正常解析文件名中的非 "
"ASCII 字符。对于非 UTF-8 locale，选项 <option>iocharset</option> 的值应该和您"
"的 locale 字符集设定一致，但改写成内核可以识别的写法。该选项能够正常工作的前"
"提是，将相关的字符集定义 (在内核配置选项的 File Systems -&gt; Native "
"Language Support 子菜单中) 编译到内核中，或构建为内核模块。然而，如果使用了 "
"UTF-8 locale，对应的 <option>iocharset=utf8</option> 会导致文件系统变得大小"
"写敏感。为了避免这个问题，在使用 UTF-8 locale 时，需要用特殊选项 "
"<option>utf8</option> 代替 <option>iocharset=utf8</option>。另外，vfat 和 "
"smbfs 文件系统还需要<quote>codepage</quote>选项，它应该被设定为您的语言在 "
"MS-DOS 下的代码页编号。例如，为了挂载一个 USB 闪存盘，一个 ru_RU.KOI8-R 用户"
"应该在 <filename>/etc/fstab</filename> 中对应于闪存盘的行添加下列挂载选项："

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:77
#, no-wrap
msgid "<literal>noauto,user,quiet,showexec,codepage=866,iocharset=koi8r</literal>"
msgstr "<literal>noauto,user,quiet,showexec,codepage=866,iocharset=koi8r</literal>"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:79
msgid "The corresponding options fragment for ru_RU.UTF-8 users is:"
msgstr "相应的，ru_RU.UTF-8 用户应该使用下列选项："

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:81
#, no-wrap
msgid "<literal>noauto,user,quiet,showexec,codepage=866,utf8</literal>"
msgstr "<literal>noauto,user,quiet,showexec,codepage=866,utf8</literal>"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:83
msgid ""
"Note that using <option>iocharset</option> is the default for "
"<literal>iso8859-1</literal> (which keeps the file system case insensitive), "
"and the <option>utf8</option> option tells the kernel to convert the file "
"names using UTF-8 so they can be interpreted in the UTF-8 locale."
msgstr ""
"注意此时使用的 <option>iocharset</option> 默认为 <literal>iso8859-1</"
"literal> (这保证文件系统是大小写不敏感的)，而 <option>utf8</option> 选项告诉"
"内核使用 UTF-8 编码转换文件名，这样它们就能在 UTF-8 locale 中被正确解析。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:100
msgid ""
"It is also possible to specify default codepage and iocharset values for "
"some filesystems during kernel configuration. The relevant parameters are "
"named <quote>Default NLS Option</quote> (<option>CONFIG_NLS_DEFAULT)</"
"option>, <quote>Default Remote NLS Option</quote> "
"(<option>CONFIG_SMB_NLS_DEFAULT</option>), <quote>Default codepage for FAT</"
"quote> (<option>CONFIG_FAT_DEFAULT_CODEPAGE</option>), and <quote>Default "
"iocharset for FAT</quote> (<option>CONFIG_FAT_DEFAULT_IOCHARSET</option>).  "
"There is no way to specify these settings for the ntfs filesystem at kernel "
"compilation time."
msgstr ""
"也可以在内核配置中，为一些文件系统指定默认 codepage 和 iocharset 选项值。相"
"关的配置参数名为<quote>Default NLS Option</quote> "
"(<option>CONFIG_NLS_DEFAULT</option>)，<quote>Default Remote NLS Option</"
"quote> (<option>CONFIG_SMB_NLS_DEFAULT</option>)，<quote>Default codepage "
"for FAT</quote> (<option>CONFIG_FAT_DEFAULT_CODEPAGE</option>)，以及 "
"<quote>Default iocharset for FAT</quote> "
"(<option>CONFIG_FAT_DEFAULT_IOCHARSET</option>)。无法在编译内核时为 ntfs 文"
"件系统指定这些默认值。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:110
msgid ""
"It is possible to make the ext3 filesystem reliable across power failures "
"for some hard disk types.  To do this, add the <option>barrier=1</option> "
"mount option to the appropriate entry in <filename>/etc/fstab</filename>.  "
"To check if the disk drive supports this option, run <ulink url=\"&blfs-book;"
"general/hdparm.html\">hdparm</ulink> on the applicable disk drive.  For "
"example, if:"
msgstr ""
"在某些硬盘上，通过将 <option>barrier=1</option> 挂载选项加入 <filename>/etc/"
"fstab</filename>，可以使得 ext3 文件系统在发生电源故障时更可靠。为了检查磁"
"盘驱动器是否支持该选项，在可用的磁盘驱动器上运行 <ulink url=\"&blfs-book;"
"general/hdparm.html\">hdparm</ulink>。例如："

#. type: Content of: <sect1><screen>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:118
#, no-wrap
msgid "<userinput>hdparm -I /dev/sda | grep NCQ</userinput>"
msgstr "<userinput>hdparm -I /dev/sda | grep NCQ</userinput>"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:120
msgid "returns non-empty output, the option is supported."
msgstr "如果输出内容不为空，说明该选项可用。"

#. type: Content of: <sect1><para>
#: /home/xry111/svn-repos/LFS-BOOK/chapter10/fstab.xml:122
msgid ""
"Note: Logical Volume Management (LVM) based partitions cannot use the "
"<option>barrier</option> option."
msgstr ""
"注意：基于逻辑卷管理 (LVM) 的分区不能使用 <option>barrier</option> 选项。"