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Shell

This executable can spawn an interactive system shell.

Unprivileged
This function can be performed by any unprivileged user.
```
echo 'execute_process(COMMAND /bin/sh)' >/path/to/CMakeLists.txt
cmake /path/to/
```
Sudo
This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.

Remarks
If there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....
```
echo 'execute_process(COMMAND /bin/sh)' >/path/to/CMakeLists.txt
cmake /path/to/
```

File read

This executable can read data from local files.

Unprivileged
This function can be performed by any unprivileged user.
```
cmake -E cat /path/to/input-file
```
Sudo
This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.

Remarks
If there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....
```
cmake -E cat /path/to/input-file
```

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