# 我们在每个进程完成时确实获取了它的返回代码。my_sleep(){seconds_to_sleep="$1"sleep"$seconds_to_sleep"return"$seconds_to_sleep"}# 创建一个你想作为子进程运行的命令数组 procs=()# bash数组 procs+=("my_sleep 2")procs+=("my_sleep 1")procs+=("my_
-- return value of the last synchronous command. */ case '?': temp = itos(last_command_exit_value); break; 三、bash对于set选项处理位置 对应的,在内核构建的时候,可以看到每次执行命令前都会执行 set -e ,bash手册对于该命令的说明为: -e Exit immediately if a simple command (see Section 3.2....
这是一个完全由 C# 实现的读取 OLE 格式文档的库,我在做 OFFICE 组件也用到这个库 在 suo 文件里面,通过 SolutionConfiguration 内容存放当前的启动项,这里面的内容是使用...sln 里面包含的 csproj 的 GUID 和路径 代码如下 var projectList = SetStartupProjects.SolutionProjectExtractor.GetAllProjectFiles......
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find_package(bash-completion)if(BASH_COMPLETION_FOUND)message(STATUS"Using bash completion dir${BASH_COMPLETION_COMPLETIONSDIR}")else()set(BASH_COMPLETION_COMPLETIONSDIR"/etc/bash_completion.d")message(STATUS"Using fallback bash completion dir${BASH_COMPLETION_COMPLETIONSDIR}")endif()install(FILESyour...
FROM ubuntu:latest ARG NODE_VERSION=20 # install curl RUN apt update && apt install curl -y # install nvm RUN curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | bash # set env ENV NVM_DIR=/root/.nvm # install node RUN bash -c "source $NVM_DIR/nvm....
# Save the PID of the scp of a given server for later28done29# Iterate through all the servers and:30# Wait for the return code of each31# Check the exit code from each scp32forserverin${!server_pid[*]};do33wait${server_pid[$server]}34test$?-ne0&&echo"ERROR: Copy from$server...
here # Set RETVAL to 0 for success, non-0 for failure ;; status) # Put your status commands here # Set RETVAL to 0 for success, non-0 for failure ;; restart|force-reload|reload) # Put your restart commands here # Set RETVAL ...
gcli.Println("hello, in the demo command")returnnil}, })// ... add more ...app.Run() } 使用说明 先使用本项目下的demo示例代码构建一个小的cli demo应用 % go build ./_examples/cliapp.go 打印版本信息 打印我们在创建cli应用时设置的版本信息 %...
Systems are usually set up with a “standard” shell that new users adopt without question. However, some of these standard shells are rather old and lack many features of the newer shells. This is a shame, because shells have a large bearing on your working environment. Since changing shell...