Skip to content
<awesome-gh-repos>
vic

rswier/c4

C in four functions
Source code at GitHub null
rswier/c4.json
{
  "createdAt": "2014-11-04T17:57:29Z",
  "defaultBranch": "master",
  "description": "C in four functions",
  "fullName": "rswier/c4",
  "homepage": null,
  "language": "C",
  "name": "c4",
  "pushedAt": "2023-12-26T06:13:39Z",
  "stargazersCount": 10452,
  "topics": [],
  "updatedAt": "2025-11-27T06:15:01Z",
  "url": "https://github.com/rswier/c4"
}

c4 - C in four functions

Section titled “c4 - C in four functions”

An exercise in minimalism.

Try the following:

gcc -o c4 c4.c
./c4 hello.c
./c4 -s hello.c


./c4 c4.c hello.c
./c4 c4.c c4.c hello.c