checkpatch

checkpatch.pl for gfarm project

checkpatch.pl is modified version of linux kernel's checkpatch.pl script for gfarm project.

Change summary from original (from linux kernel git ab658321f):

• check return values are surrounded by parentheses
• don't check assignment in condition
• don't check CVS keywords
• don't check redundant braces
• make --no-tree --no-signoff option to default
• add --no-utf8 option to disable invalid UTF-8 check
• modify help message

Sample Usage

• check source code

  $ checkpatch.pl -f *.[ch]
  

• check before commit

  $ git diff | checkpatch.pl -