A developing bash in C.

• Redirection and Pipe support (> >> < |)
• Detail grammar errors report (8 cases)
• Multiple-line input support (Not complete command will ask for more in the next line)
• background job support (use & as syntax)
• quote support(" and ' supported)

Absolute path and relative path are supported. (~ is supported as home path)

If there is no args, the home path will be the default path.

If there are more than 1 args, the command will have effects.

Note : cd - will return to the previous directory. If there is no cd before, it will remain the directory.

Only simple pwd is supported.

It will gives all the background jobs as well as state (running or done)

case 1. trying to running not existing exec file.

case 2. trying to use input redirection of not existing file.

case 3. trying to write or append to files that does not exist.

case 4. trying to have more than one input redirection.

case 5. trying to have more than one output redirection.

case 6. trying to running commands with wrong syntax.

case 7. trying to exec a program with empty character.

case 8. trying to cd directory that does not exist.

Use given CMakeLists.txt to compile. (If you failed to compile, use -DCMAKE_C_COMPILER=clang).

This shell can be launched by mumsh if you use the given CMAKE file.

Now mumsh is in rapid development and there are many bugs that does not be found. If you find one bug, please use the given CMakeLists.txt to compile and use mumsh_memory_check to reappear the bug and report if there are any issues with memory. If there is any problem with using issues, you can directly mailto:[email protected] .