: OS Develop
: 2018-05-21 18:50:09
Description: Write three different programs cmd1.c, cmd2.c, cmd3.c, each program output a sentence, respectively compiled into executable file CMD1, cmd2, cmd3. Then write a program to simulate the function of the shell program, which outputs a command prompt "%", and then according to the string input by the user (the corresponding command name), to create a sub process for the corresponding command and let it execute the corresponding program.
jincheng.docx, 41344 , 2018-05-21