# 2020q1 Homework1 (lab0) contributed by <`sunkist0429`> 課程 [Linux 核心設計 (Linux Kernel Internals)](http://wiki.csie.ncku.edu.tw/linux/schedule) 作業 [H01: lab0](https://hackmd.io/@sysprog/linux2020-lab0) ## 開發環境設定 * build-essential * git-core * valgrind * cppcheck * clang-format * aspell * colordiff * valgrind * tig ``` $ sudo apt install build-essential git-core valgrind $ sudo apt install cppcheck clang-format aspell colordiff valgrind # tig 套件，更便利地瀏覽 git repository ``` ## homework study * get lab0-c ``` git clone https://github.com/sysprog21/lab0-c # after fork git clone git@github.com:你的帳號名稱/lab0-c ``` * make ``` make make clean make check make test make SANITIZER=1 ``` ## Coding style [clang-format](https://clang.llvm.org/docs/ClangFormat.html) ## Git ~~git commit -m~~ => git commit -a ### good commit message * 用一行空白行分隔標題與內容 * 限制標題最多只有 50 字元 * 標題開頭要大寫 * 標題不以句點結尾 * 以祈使句撰寫標題 * 內文每行最多 72 字 * 用內文解釋 what 以及 why vs. how ## Valgrind ``` # complier gcc -o case1 -g case1.c # verify with valgrind valgrind -q --leak-check=full ./case1 ``` ###### tags: `Linux Kernel Internals`