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#!/usr/bin/env ruby
# must be run in the root directory of the repo
# currently it only checks if code in src/kernel/ uses anything arch-dependent
$return = 0
def warn(msg)
STDERR.puts "[LINTER] #{msg}"
$return = 1
end
whitelist = ["arch/generic.h"]
Dir["src/kernel/**.?"]
.each do |path|
File.read(path)
.lines
.map(&:strip) # strip whitespace
.filter{|line| line[0] == '#'} # find preprocessor directives
.map{|line| line[1..].strip} # get rid of the #, strip again
.filter{|l| l.start_with? "include"} # find includes
.map{|l| /([<"](.+)[">])/.match(l)[2]} # get the name of the included file
.filter{|l| l.start_with? "arch/"} # find files in arch/
.filter{|l| not whitelist.include? l} # filter out whitelisted headers
.each{|inc| warn "#{path} includes #{inc}"}
end
exit $return
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