How is console I/O implemented in C/C++?

I

Insolent Muzzle2021-06-23 13:01:01

C++ / C#

Insolent Muzzle, 2021-06-23 13:01:01

I've been wondering about the title question for a long time now. Would like to know how. I had ideas with assembler inserts, but it's not very practical.

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2 answer(s)

R

res2001, 2021-06-23
@res2001

The OS handles the I/O directly. The C/C++ standard library uses the OS API for I/O.

C

CityCat4, 2021-06-23
@CityCat4

The libc source is taken, the implementation of the function is looked for. Most likely there will be several nesting of functions into each other.