Linux System Programs. Based on IEEE POSIX.1 standard and closer to SUSv4 standard.
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Simple program that write "Hello World" to a file.

Simple copy program that copies data from file "foo" to file "bar". File operations are done with only low-level I/O functions.

Simple copy program that copies data from file "foo" to file "bar". File operations are done with standard library I/O functions.

Simple python program to copy data from file "foo" to "bar". File operations are with system call interface (OS Module).

Simple python program to copy data from file "foo" to "bar". File operations are without system call interface (OS Module).

Simple program to demonstrate the use of writev (write vector I/O) function which is a part of Scatter/Gather I/O.

Simple program to demonstrate the use of mmap (memory map) function.