2018-08-16 10:31:04 +08:00
										 
									 
								 
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								从零开始设置 Linux 环境下的工具链
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								除了直接从 Espressif 官网下载二进制格式的工具链,下面将再介绍一种可替代的办法。如果想要快速设置二进制工具链而不是手动从源码编译,请做好备份,并前往 :doc:`Linux 环境下的设置 <linux-setup>` 章节。
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								安装必要的工具
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								==============
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								要想使用 ESP-IDF 进行编译,您需要获取以下软件包:
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								- Ubuntu 和 Debian::
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											2018-09-07 08:44:19 +02:00
										 
									 
								 
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								    sudo apt-get install git wget make libncurses-dev flex bison gperf python python-pip python-setuptools python-serial
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								- Arch::
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								    sudo pacman -S --needed gcc git make ncurses flex bison gperf python2-pyserial
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								.. note::
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								    一些旧的(2014年之前)Linux 发行版中使用的 ``pyserial`` 版本可能是 2.x , ESP-IDF并不支持。
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								    在这种情况下,请参考 :ref:`安装依赖的 Python 软件包 <get-started-get-packages>` 章节,通过 ``pip`` 工具来安装支持的版本。
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								从源代码编译工具链
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								==================
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								- 安装依赖:
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								  - CentOS 7::
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								        sudo yum install gawk gperf grep gettext ncurses-devel python python-devel automake bison flex texinfo help2man libtool
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								  - Ubuntu pre-16.04::
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								        sudo apt-get install gawk gperf grep gettext libncurses-dev python python-dev automake bison flex texinfo help2man libtool
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								  - Ubuntu 16.04::
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								        sudo apt-get install gawk gperf grep gettext python python-dev automake bison flex texinfo help2man libtool libtool-bin
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								  - Debian 9::
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								        sudo apt-get install gawk gperf grep gettext libncurses-dev python python-dev automake bison flex texinfo help2man libtool libtool-bin
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								  - Arch::
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								        TODO
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								下载 ``crosstool-NG`` 然后编译::
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								    cd ~/esp
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								    git clone -b xtensa-1.22.x https://github.com/espressif/crosstool-NG.git
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								    cd crosstool-NG
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								    ./bootstrap && ./configure --enable-local && make install
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								编译工具链::
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								    ./ct-ng xtensa-esp32-elf
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								    ./ct-ng build
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								    chmod -R u+w builds/xtensa-esp32-elf
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								编译得到的工具链会被保存到 ``~/esp/crosstool-NG/builds/xtensa-esp32-elf``。根据 :ref:`Linux 下设置环境变量的标准方法 <setup-linux-toolchain-add-it-to-path>` 中的介绍,将工具链添加到 ``PATH`` 中。
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								下一步
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								======
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								继续设置开发环境,请前往 :ref:`获取 ESP-IDF <get-started-get-esp-idf>` 章节。
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