Ричард Столман внезапно выпустил учебник по языку Си. Книженция вполне толковая, с массой практической информации.
From: Richard StallmanФайл PDF можно скачать здесь: GNU-C-Language-Intro-2022-09-06.pdf
Subject: GNU C Language Intro and Reference Manual
Date: Tue, 06 Sep 2022 00:15:46 -0400[[[ To any NSA and FBI agents reading my email: please consider ]]]
[[[ whether defending the US Constitution against all enemies, ]]]
[[[ foreign or domestic, requires you to follow Snowden's example. ]]]
This is to announce release of the GNU C Language Intro and Reference
Manual. See https://savannah.gnu.org/git/?group=c-intro-and-ref.
This manual is intended for learning the C language, if you know how
to program in some other language. It is also a reference manual for
GNU C.
Please report any flaws, including any passage that is unclear or hard
to understand.
--
Dr Richard Stallman (https://stallman.org)
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)

no subject
Date: 2022-09-07 09:57 (UTC)По ссылке кто-то сделал с оглавлением и шрифт больше:
https://w96k.dev/public/doc/gnu-c/c.pdf
no subject
Date: 2022-09-07 15:52 (UTC)no subject
Date: 2022-09-07 15:58 (UTC)no subject
Date: 2022-09-07 18:11 (UTC)Мне лениво было переставлять оглавление в начало.
Увы, я недостаточно петрю в texinfo, чтобы починить ссылки.
no subject
Date: 2022-09-07 20:06 (UTC)w96k.dev/public/doc/gnu-c/index.html