Indent - Beautify your C source code

Introduction

GNU Indent is a GNU tool used to make code easier to read. It can also convert from one style of writing C to another.

Default Parameters file

indent will use the ~/.indent.pro file as the default parameter file. My content of the .indent.pro is:

-bad -bap -bbb -bbo -nbc -br -bli0 -bls -c33 -cd33 -ncdb -ncdw -ce -cli0 -cp33 -cs -d0 -nbfda -di2 -nfc1 -nfca -hnl -ip5 -l75 -lp -npcs -nprs -npsl -saf -sai -saw -nsc -nsob -nss -i4 -ts4 -ut

Reference:
http://linux.die.net/man/1/indent