lfs-book-i18n/zh_CN/chapter05/gcc-pass1.po

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msgstr ""
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#. type: Content of: <sect1><sect1info><address>
#, no-wrap
msgid "&gcc-url;"
msgstr "&gcc-url;"

#. type: Content of: <sect1><sect1info>
msgid ""
"<productname>gcc-pass1</productname> <productnumber>&gcc-version;</"
"productnumber> <placeholder type=\"address\" id=\"0\"/>"
msgstr ""
"<productname>gcc-pass1</productname> <productnumber>&gcc-version;</"
"productnumber> <placeholder type=\"address\" id=\"0\"/>"

#. type: Content of: <sect1><title>
msgid "GCC-&gcc-version; - Pass 1"
msgstr "GCC-&gcc-version; - 第一遍"

#. type: Content of: <sect1><indexterm><primary>
msgid "GCC"
msgstr "GCC"

#. type: Content of: <sect1><indexterm><secondary>
msgid "tools, pass 1"
msgstr "工具，第一遍"

#. type: Content of: <sect1><sect2><segmentedlist><segtitle>
msgid "&buildtime;"
msgstr "&buildtime;"

#. type: Content of: <sect1><sect2><segmentedlist><segtitle>
msgid "&diskspace;"
msgstr "&diskspace;"

#. type: Content of: <sect1><sect2><segmentedlist><seglistitem><seg>
msgid "&gcc-tmpp1-sbu;"
msgstr "&gcc-tmpp1-sbu;"

#. type: Content of: <sect1><sect2><segmentedlist><seglistitem><seg>
msgid "&gcc-tmpp1-du;"
msgstr "&gcc-tmpp1-du;"

#. type: Content of: <sect1><sect2><title>
msgid "Installation of Cross GCC"
msgstr "安装交叉工具链中的 GCC"

#. type: Content of: <sect1><sect2><para>
msgid ""
"GCC requires the GMP, MPFR and MPC packages. As these packages may not be "
"included in your host distribution, they will be built with GCC.  Unpack "
"each package into the GCC source directory and rename the resulting "
"directories so the GCC build procedures will automatically use them:"
msgstr ""
"GCC 依赖于 GMP、MPFR 和 MPC 这三个包。由于宿主发行版未必包含它们，我们将它们"
"和 GCC 一同构建。将它们都解压到 GCC 源码目录中，并重命名解压出的目录，这样 "
"GCC 构建过程就能自动使用它们："

#. type: Content of: <sect1><sect2><note><para>
msgid ""
"There are frequent misunderstandings about this chapter.  The procedures are "
"the same as every other chapter as explained earlier (<xref "
"linkend='buildinstr'/>).  First extract the gcc tarball from the sources "
"directory and then change to the directory created.  Only then should you "
"proceed with the instructions below."
msgstr ""
"对于本章内容有一些很常见的误解。该软件包的构建过程就像之前 (<xref "
"linkend='buildinstr'/>) 解释的那样，首先解压 GCC 压缩包，切换到解压出的目录"
"中，再执行下面的命令。"

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid ""
"<userinput remap=\"pre\">tar -xf ../mpfr-&mpfr-version;.tar.xz\n"
"mv -v mpfr-&mpfr-version; mpfr\n"
"tar -xf ../gmp-&gmp-version;.tar.xz\n"
"mv -v gmp-&gmp-version; gmp\n"
"tar -xf ../mpc-&mpc-version;.tar.gz\n"
"mv -v mpc-&mpc-version; mpc</userinput>"
msgstr ""
"<userinput remap=\"pre\">tar -xf ../mpfr-&mpfr-version;.tar.xz\n"
"mv -v mpfr-&mpfr-version; mpfr\n"
"tar -xf ../gmp-&gmp-version;.tar.xz\n"
"mv -v gmp-&gmp-version; gmp\n"
"tar -xf ../mpc-&mpc-version;.tar.gz\n"
"mv -v mpc-&mpc-version; mpc</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid ""
"On x86_64 hosts, set the default directory name for 64-bit libraries to "
"<quote>lib</quote>:"
msgstr ""
"对于 x86_64 平台，还要设置存放 64 位库的默认目录为 <quote>lib</quote>："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid ""
"<userinput remap=\"pre\">case $(uname -m) in\n"
"  x86_64)\n"
"    sed -e '/m64=/s/lib64/lib/' \\\n"
"        -i.orig gcc/config/i386/t-linux64\n"
" ;;\n"
"esac</userinput>"
msgstr ""
"<userinput remap=\"pre\">case $(uname -m) in\n"
"  x86_64)\n"
"    sed -e '/m64=/s/lib64/lib/' \\\n"
"        -i.orig gcc/config/i386/t-linux64\n"
" ;;\n"
"esac</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid ""
"The GCC documentation recommends building GCC in a dedicated build directory:"
msgstr "GCC 文档建议在一个专用目录中构建 GCC："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid ""
"<userinput remap=\"pre\">mkdir -v build\n"
"cd       build</userinput>"
msgstr ""
"<userinput remap=\"pre\">mkdir -v build\n"
"cd       build</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid "Prepare GCC for compilation:"
msgstr "准备编译 GCC："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid ""
"<userinput remap=\"configure\">../configure                                       \\\n"
"    --target=$LFS_TGT                              \\\n"
"    --prefix=$LFS/tools                            \\\n"
"    --with-glibc-version=2.11                      \\\n"
"    --with-sysroot=$LFS                            \\\n"
"    --with-newlib                                  \\\n"
"    --without-headers                              \\\n"
"    --enable-initfini-array                        \\\n"
"    --disable-nls                                  \\\n"
"    --disable-shared                               \\\n"
"    --disable-multilib                             \\\n"
"    --disable-decimal-float                        \\\n"
"    --disable-threads                              \\\n"
"    --disable-libatomic                            \\\n"
"    --disable-libgomp                              \\\n"
"    --disable-libquadmath                          \\\n"
"    --disable-libssp                               \\\n"
"    --disable-libvtv                               \\\n"
"    --disable-libstdcxx                            \\\n"
"    --enable-languages=c,c++</userinput>"
msgstr ""
"<userinput remap=\"configure\">../configure                                       \\\n"
"    --target=$LFS_TGT                              \\\n"
"    --prefix=$LFS/tools                            \\\n"
"    --with-glibc-version=2.11                      \\\n"
"    --with-sysroot=$LFS                            \\\n"
"    --with-newlib                                  \\\n"
"    --without-headers                              \\\n"
"    --enable-initfini-array                        \\\n"
"    --disable-nls                                  \\\n"
"    --disable-shared                               \\\n"
"    --disable-multilib                             \\\n"
"    --disable-decimal-float                        \\\n"
"    --disable-threads                              \\\n"
"    --disable-libatomic                            \\\n"
"    --disable-libgomp                              \\\n"
"    --disable-libquadmath                          \\\n"
"    --disable-libssp                               \\\n"
"    --disable-libvtv                               \\\n"
"    --disable-libstdcxx                            \\\n"
"    --enable-languages=c,c++</userinput>"

#. type: Content of: <sect1><sect2><variablelist><title>
msgid "The meaning of the configure options:"
msgstr "配置选项的含义："

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--with-glibc-version=2.11</parameter>"
msgstr "<parameter>--with-glibc-version=2.11</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"This option ensures the package will be compatible with the host's version "
"of glibc.  It is set to the minimum glibc requirement specified in the <xref "
"linkend=\"ch-partitioning-hostreqs\"/>."
msgstr ""
"该选项确保该软件包与宿主的 glibc 版本兼容。它被设定为<xref linkend=\"ch-"
"partitioning-hostreqs\"/>中要求的最小 glibc 版本一致。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--with-newlib</parameter>"
msgstr "<parameter>--with-newlib</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"Since a working C library is not yet available, this ensures that the "
"inhibit_libc constant is defined when building libgcc. This prevents the "
"compiling of any code that requires libc support."
msgstr ""
"由于现在没有可用的 C 运行库，使用该选项保证构建 libgcc 时 inhibit_libc 常量被"
"定义，以防止编译任何需要 libc 支持的代码。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--without-headers</parameter>"
msgstr "<parameter>--without-headers</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"When creating a complete cross-compiler, GCC requires standard headers "
"compatible with the target system. For our purposes these headers will not "
"be needed. This switch prevents GCC from looking for them."
msgstr ""
"在创建完整的交叉编译器时，GCC 需要与目标系统兼容的标准头文件。由于我们的特殊"
"目的，这些头文件并不必要。这个开关防止 GCC 查找它们。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--enable-initfini-array</parameter>"
msgstr "<parameter>--enable-initfini-array</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"This switch forces the use of some internal data structures that are needed "
"but cannot be detected when building a cross compiler."
msgstr ""
"这个开关强制启用一些内部数据结构，它们是必要的，但是在构建交叉编译器时，无法"
"被检测到。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--disable-shared</parameter>"
msgstr "<parameter>--disable-shared</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"This switch forces GCC to link its internal libraries statically. We need "
"this because the shared libraries require glibc, which is not yet installed "
"on the target system."
msgstr ""
"这个开关强制 GCC 静态链接它的内部库。我们必须这样做，因为动态库需要目标系统中"
"尚未安装的 glibc。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--disable-multilib</parameter>"
msgstr "<parameter>--disable-multilib</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"On x86_64, LFS does not support a multilib configuration.  This switch is "
"harmless for x86."
msgstr ""
"在 x86_64 平台上，LFS 不支持 multilib 配置。这个开关对于 x86 来说可有可无。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid ""
"<parameter>--disable-decimal-float, --disable-threads, --disable-libatomic, "
"--disable-libgomp, --disable-libquadmath, --disable-libssp, --disable-"
"libvtv, --disable-libstdcxx</parameter>"
msgstr ""
"<parameter>--disable-decimal-float, --disable-threads, --disable-libatomic, "
"--disable-libgomp, --disable-libquadmath, --disable-libssp, --disable-"
"libvtv, --disable-libstdcxx</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"These switches disable support for the decimal floating point extension, "
"threading, libatomic, libgomp, libquadmath, libssp, libvtv, and the C++ "
"standard library respectively. These features will fail to compile when "
"building a cross-compiler and are not necessary for the task of cross-"
"compiling the temporary libc."
msgstr ""
"这些开关禁用对于十进制浮点数、线程、libatomic、libgomp、libquadmath、libssp、"
"libvtv 和 C++ 标准库的支持。在构建交叉编译器时它们的编译会失败，而且在交叉编"
"译临时 libc 时并不需要它们。"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><term>
msgid "<parameter>--enable-languages=c,c++</parameter>"
msgstr "<parameter>--enable-languages=c,c++</parameter>"

#. type: Content of: <sect1><sect2><variablelist><varlistentry><listitem><para>
msgid ""
"This option ensures that only the C and C++ compilers are built.  These are "
"the only languages needed now."
msgstr "这个选项保证只构建 C 和 C++ 编译器。目前只需要这两个语言。"

#. type: Content of: <sect1><sect2><para>
msgid "Compile GCC by running:"
msgstr "执行以下命令编译 GCC："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid "<userinput remap=\"make\">make</userinput>"
msgstr "<userinput remap=\"make\">make</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid "Install the package:"
msgstr "安装该软件包："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid "<userinput remap=\"install\">make install</userinput>"
msgstr "<userinput remap=\"install\">make install</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid ""
"This build of GCC has installed a couple of internal system headers.  "
"Normally one of them, <filename>limits.h</filename>, would in turn include "
"the corresponding system <filename>limits.h</filename> header, in this case, "
"<filename>$LFS/usr/include/limits.h</filename>. However, at the time of this "
"build of GCC <filename>$LFS/usr/include/limits.h</filename> does not exist, "
"so the internal header that has just been installed is a partial, self-"
"contained file and does not include the extended features of the system "
"header. This is adequate for building glibc, but the full internal header "
"will be needed later.  Create a full version of the internal header using a "
"command that is identical to what the GCC build system does in normal "
"circumstances:"
msgstr ""
"刚刚构建的 GCC 安装了若干内部系统头文件。其中的 <filename>limits.h</"
"filename> 一般来说，应该包含对应的系统头文件 <filename>limits.h</filename>，"
"在我们的 LFS 环境中，就是 <filename>$LFS/usr/include/limits.h</filename>。然"
"而，在构建 GCC 的时候，<filename>$LFS/usr/include/limits.h</filename> 还不存"
"在，因此 GCC 安装的内部头文件是一个不完整的、自给自足的文件，不包含系统头文件"
"提供的扩展特性。这对于构建临时的 libc 已经足够了，但后续工作将需要完整的内部"
"头文件。使用以下命令创建一个完整版本的内部头文件，该命令与 GCC 构建系统在一般"
"情况下生成该头文件的命令是一致的："

#. type: Content of: <sect1><sect2><screen>
#, no-wrap
msgid ""
"<userinput remap=\"install\">cd ..\n"
"cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \\\n"
"  `dirname $($LFS_TGT-gcc -print-libgcc-file-name)`/install-tools/include/limits.h</userinput>"
msgstr ""
"<userinput remap=\"install\">cd ..\n"
"cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \\\n"
"  `dirname $($LFS_TGT-gcc -print-libgcc-file-name)`/install-tools/include/limits.h</userinput>"

#. type: Content of: <sect1><sect2><para>
msgid ""
"Details on this package are located in <xref linkend=\"contents-gcc\" role="
"\".\"/>"
msgstr "该软件包的更多细节在<xref linkend=\"contents-gcc\"/>可以找到。"