Question: Write the following function in C++ programming language: char *read_file(const char *filename) It will make POSIX calls in Linux to read file name contents from

Write the following function in C++ programming language:

char *read_file(const char *filename)

It will make POSIX calls in Linux to read file name contents from the disk to be stored in a null-terminated character array via a C-style string

The array will need to be allocated dynamically

Pointers to arrays will be returned

Caller is necessary to free memory allocation for the array

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