RK356x U-Boot研究所（命令篇）3.8 test命令的用法

一、test命令的介绍

test 命令定义在cmd/test.c，需要使能以下配置：

obj-$(CONFIG_HUSH_PARSER) += test.o

以下介绍摘自cmd/Kconfig：

config HUSH_PARSERbool "Use hush shell"depends on CMDLINEhelpThis option enables the "hush" shell (from Busybox) as command lineinterpreter, thus enabling powerful command line syntax likeif...then...else...fi conditionals or `&&' and '||'constructs ("shell scripts").If disabled, you get the old, much simpler be