Method of upgrading sequence
An upgrade program and upgraded technology, applied in the field of computer and communication, can solve problems such as complex operation, poor reliability, and low upgrade efficiency, and achieve the effects of simplifying operation, saving workload, and improving reliability and maintainability
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[0042] Under the UNIX system, the upgrade program can be divided into three layers according to user characteristics: the first layer is the upgrade standard step layer, and the user is the final upgrade user; the second layer is the secondary development layer of the product, and the user is the developer of the software product ; The third layer is the upgrade function layer, which provides atomic functions during the upgrade process, such as figure 1 shown. For end users, the upgrade can be completed by entering a few simple commands, and for developers who upgrade products, they can use the atomic functions provided by the bottom layer to complete their own upgrade process. The underlying atomic function shields the differences of the operating system, and provides an interface with no difference in the operating system and certain functions.
[0043] refer to figure 2 As shown, the main process of the upgrade program is as follows:
[0044] Step 1: Get environment inf...
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