编译报错信息checkingforreadline/readline.h...no....extconf.rb:51:in`<main>':readlinenotfound(RuntimeError)configure:error:FailedtoconfigureRubyextension需要安装readline这个库Ubuntu下执行sudoapt-getinstalllibreadline-devCentOS之类的执行yuminstallreadline-devel...

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