Similar to the redirection operator we can also use thetee commandto create a file. The tee command writes the output of the command to the standard output stream as well as the file. For example, to create a file named “tecmint.txt“, use thetee command, which will be ready to acce...
1. 执行autoscan 命令生成configure.scan 文件 2. 修改configure.scan 文件后缀为.ac或者.in 3. 修改configure.ac 文件参数 4. configure.ac文件代码如下: [wbyq@wbyq project]$ cat configure.ac # -*- Autoconf -*- # Process this file with autoconf to produce a configure script. AC_PREREQ([2.63...
) // 创建可以dump寄存器值的调试文件 // 创建可以切换模式的调试文件,需要开启CONFIG_USB_DWC3_DUAL_ROLE选项 debugfs_create_file("mode", ..., &dwc3_mode_fops) // 创建调试模式的调试文件,需要开启CONFIG_USB_DWC3_DUAL_ROLE或CONFIG_USB_DWC3_GADGET选项 debugfs_create_file("testmode", ..., &...
You've just created a new directory, confirmed that it is indeed a directory-type object with thefilecommand, entered the directory, and verified that it is empty. To create more than one directory simultaneously, specify the names of the new directories aftermkdirwith a blank space between th...
\`printf\` prints the same thing both times, and following that the shell prints it's command prompt. This command prompt looks different in \`zsh\` than in \`bash/sh\`. https://stackoverflow.com/questions/8467424/echo-newline-in-bash-prints-literal-n EOF # echo "$multi_lines_...
to boot, allow them to set that in their boot0.h file and then* use it here.** To allow a boot0 hook to insert a 'special' sequence after the vector* table (e.g. for the socfpga), the presence of a boot0 hook supresses* the below vector table and assumes that the vector ...
# CROSS_COMPILE can be set on the command line # make CROSS_COMPILE=ia64-linux- # Alternatively CROSS_COMPILE can be set in the environment. # Default value for CROSS_COMPILE is not to prefix executables # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile CROSS_...
This command will create a file of sizecount*bsbytes, which in the above case will be1Mb. This file will not contain any lines i.e.: alan@alan-ubuntu-vm:~/tmp$ dd if=/dev/zero of=file.txt count=1024 bs=1024 1024+0 records in ...
mysqladmin [option] command [command option] command ... option 选项: -c number 自动运行次数统计,必须和 -i 一起使用 -i number 间隔多长时间重复执行每个两秒查看一次服务器的状态,总共重复5次。 ./mysqladmin -uroot -p -i 2 -c 5 status -h, --host=name Connect to host. 连接的主机名或iP...
sed [-nefri] [n1[,n2]][command] 输入文本 参数: 选项参数 -n:取消默认打印,只打印sed特殊处理的那一行。 -e:直接在指令列模式上进行sed的动作编辑。 -f:sed直接执行动作文件内的动作command。-f commandfile -r:使用扩展的正则表达式(默认为基础正则表达式语法) ...