c4 - C in four functions

An exercise in minimalism. with 中文阅读笔记

Try the following:

gcc -o c4 c4.c  (you may need the -m32 option on 64bit machines)
./c4 hello.c
./c4 -s hello.c

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