Class: PreprocessinatorBareIncludesExtractor

Inherits:
Object
  • Object
show all
Defined in:
lib/ceedling/preprocess/preprocessinator_bare_includes_extractor.rb

Overview

Parse GCC preprocessor make-rule dependencies output to extract user include directives

Constant Summary collapse

MAKE_RULE_MATCHER =

Matcher for the first line of the make rule output

/^\S+\.o:\s+.+$/
INCLUDE_MATCHER =

Matcher for the “phony“ make rule output lines for each #include dependency (.h, .c, etc.) Capture file name before the colon

/^(\S+\.\S+):\s*$/

Class Method Summary collapse

Class Method Details

.extract_includes(make_rules) ⇒ Object 



59
60
61
62
63
64
65
66
67
 
# File 'lib/ceedling/preprocess/preprocessinator_bare_includes_extractor.rb', line 59

def self.extract_includes(make_rules)
  # Extract the #include dependencies from the "phony" make rules, one per line
  includes = make_rules.scan( INCLUDE_MATCHER )
  includes.flatten! # Regex results can be nested arrays becuase of paren captures
  includes.uniq!

  # Convert list of fileapth strings to list of bare Include objects
  return includes.map { |_include| Include.new(_include) }
end