The Android device does not recognize the awk command and lacks busybox
First, what is BusyBox?
BusyBox is a single executable implementation of standard Linux tools. BusyBox contains a few simple tools, such as Cat and Echo, and includes larger, more complex tools such as grep, find, Mount, and Telnet. Some people refer to BusyBox as the Swiss Army knife in the Linux tool. Simply speaking, BusyBox is like a big toolbox, which integrates many of the tools and commands of Linux. (Excerpt from Baidu Encyclopedia)
Second, download BusyBox
Download BusyBox binary, open this address http://www.busybox.net/downloads/binaries, select the latest version, then download the version corresponding to your device architecture
Third, installation BusyBox
Push to device after download to local
ADB push busybox/mnt/sdcard/
First of all to ensure that the device is root, and has been re-mounted/system directory, have permission to operate the/system directory
Use LS to check if there is a xbin directory in the/system, no input mkdir xbin created, because this example is to install BusyBox to/system/xbin.
You can do this by doing the following.
cp/mnt/sdcard/busybox/system/xbin//system/755--install.
The Android device does not recognize the awk command and lacks busybox