Sha256: 0de1ea79a30b944e0d0b06d992ecf9dc56e7462a21688606da6de6908f8adce1
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Size: 1.21 KB
Versions: 9
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Stored size: 1.21 KB
Contents
# include.rb - Support for C - parsing #include statements.
#
# Copyright (C) 2005 Stefan Lang <langstefan@gmx.at>
module Rant end
module Rant::C
module Include
# Searches for all `#include' statements in the C/C++ source
# from the string +src+.
#
# Returns two arguments:
# 1. A list of all standard library includes (e.g. #include <stdio.h>).
# 2. A list of all local includes (e.g. #include "stdio.h").
def parse_includes(src)
if src.respond_to? :to_str
src = src.to_str
else
raise ArgumentError, "src has to be a string"
end
s_includes = []
l_includes = []
in_block_comment = false
prev_line = nil
src.each { |line|
line.chomp!
if prev_line
line = prev_line << line
prev_line = nil
end
if line =~ /\\$/
prev_line = line.chomp[0...line.length-1]
end
if in_block_comment
in_block_comment = false if line =~ %r|\*/|
next
end
case line
when /\s*#\s*include\s+"([^"]+)"/
l_includes << $1
when /\s*#\s*include\s+<([^>]+)>/
s_includes << $1
when %r|(?!//)[^/]*/\*|
in_block_comment = true
end
}
[s_includes, l_includes]
end
module_function :parse_includes
end # module Include
end # module Rant::C
Version data entries
9 entries across 9 versions & 1 rubygems