Indent (unix)
In computing, Indent is a utility that reformats C and C++ code to a user defined coding style.
Examples of usage
indent some-file.c -st -bad --blank-lines-after-procedures -bli0 -i4 -l79 -ncs -npcs -nut -npsl -fca -lc79 -fc1
Indents some-file.c to a style resembling Allman style and writes the result to standard output.
GNU Indent
GNU Indent is the GNU version of indent. A different indent style, the GNU style, is used by default.