Thu
May 7

The best part about abstraction is {the best part about abstraction - 1, the best part about abstraction - 2}

Oh, programming is so easy! Just look at the source!

$ less /usr/include/errno.h

#include <bits/errno.h>

$ less /usr/include/bits/errno.h

#include <linux/errno.h>

$ less /usr/include/linux/errno.h:

#include <asm/errno.h>

$ less /usr/include/asm/errno.h:

#include <asm-generic/errno.h>

$ less /usr/include/asm-generic/errno.h:

#include <asm-generic/errno-base.h>

$ less /usr/include/asm-generic/errno-base.h:

#define EPERM     1   /* Operation not permitted */
[…]

It’s a wonder that gcc ever terminates.