Make directory by checking existence Read a file Delete a File Append to file Test if File Exists Send Email Example Get Parse Current Date Wait Command Sleep Command Create and Execute First BASH Program: You can run bash script from the terminal or by executing any bash file. Run the foll...
如果需要在Makefile目标中使用更复杂的Bash语法,可以将Bash代码放在一个单独的.sh文件中,并在Makefile目标中调用该脚本。例如: 代码语言:txt 复制 test: @bash my_script.sh 在这个示例中,my_script.sh是一个包含Bash代码的文件,该代码将在test目标被调用时执行。
Make the script executable by running the following command in the terminal: chmod +x test1.sh To execute the script, navigate to the directory where the script is saved and run the following command: ./test1.sh This will list all files in the current directory. Output: abc.sh error.log...
#!/usr/bin/env bash script_dir=$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd) echo $script_dir 其中第3行代码,无论从何处调用它,都将为你提供脚本的完整目录路径。测试结果如下: 另外,可以根据第一种方法结合使用 realpath 命令,也可获取脚本所在目录的绝对路径: ...
Thedirname $0command is your first step to navigate directories in Bash. It’s a simple, yet powerful command that can help you locate the directory of your script. Let’s break it down: dirname: This is a standard Unix command that strips the last component from the file path, effectivel...
declare -rxSCRIPT=${0##*/} # Make sure there is atleast one parameter or accessing $1 # later will be anerror. if [ $# -eq 0 ] ; then printf “%s\n” “Type--help for help.” exit 192 fi # Process the parameters while [ $# -gt 0 ] ; do ...
Now make the file hello.sh executable byusing the chmod commandas follows: chmod u+x hello.sh And finally, run your first shell script by preceding the hello.sh with your desired shell “bash”: bash hello.sh You'll seeHello, World!printed on the screen. That was probably the easiest ...
EN例子 ./cidr-to-ip.sh [OPTION(only one)] [STRING/FILENAME] -h 显示此帮助屏幕 -f 在...
#run configure script if it exists ./configure --prefix=/usr fi #run make make } ebuild_compile() { if [ ! -d "${SRCDIR}" ] then echo "${SRCDIR} does not exist -- please unpack first." exit 1 fi #make sure we're in the right directory ...
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" 父级目录(Parent Directory):有时你可能需要获得脚本所在目录的父目录。这可以通过在SCRIPT_DIR上再使用一次dirname命令来实现。 PARENT_DIR=$(dirname "$SCRIPT_DIR") 理解如何确定和使用脚本的位置可以帮助你创建更灵活和可靠的脚本。...