method

depend_rules

Ruby latest stable (v2_5_5) - 0 notes - Class: Object

1_8_6_287
1_8_7_72
1_8_7_330
1_9_1_378 (0)
1_9_2_180 (0)
1_9_3_125 (38)
1_9_3_392 (0)
2_1_10
2_2_9
2_4_6
2_5_5
2_6_3
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Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v1_9_3_392) is shown here.

These similar methods exist in v2_5_5:

MakeMakefile#depend_rules

depend_rules(depend) public

Processes the data contents of the “depend” file. Each line of this file is expected to be a file name.

Returns the output of findings, in Makefile format.

Show source

# File lib/mkmf.rb, line 1772
def depend_rules(depend)
  suffixes = []
  depout = []
  cont = implicit = nil
  impconv = proc do
    COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]}
    implicit = nil
  end
  ruleconv = proc do |line|
    if implicit
      if /\A\t/ =~ line
        implicit[1] << line
        next
      else
        impconv[]
      end
    end
    if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line)
      suffixes << m[1] << m[2]
      implicit = [[m[1], m[2]], [m.post_match]]
      next
    elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\w][^#]*:/ =~ line
      line.gsub!(%(\s)(?!\.)([^$(){}+=:\s\/\\,]+)(?=\s|\z)") {$1 + RULE_SUBST % $2}
    end
    depout << line
  end
  depend.each_line do |line|
    line.gsub!(/\.o\b/, ".#{$OBJEXT}")
    line.gsub!(/\$\((?:hdr|top)dir\)\/config.h/, $config_h)
    line.gsub!(%\$\(hdrdir\)/(?!ruby(?![^:;/\s]))(?=[-\w]+\.h)", '\&ruby/')
    if $nmake && /\A\s*\$\(RM|COPY\)/ =~ line
      line.gsub!(%[-\w\./]{2,}"){$&.tr("/", "\\")}
      line.gsub!(/(\$\((?!RM|COPY)[^:)]+)(?=\))/, '\1:/=\')
    end
    if /(?:^|[^\\])(?:\\\\)*\\$/ =~ line
      (cont ||= []) << line
      next
    elsif cont
      line = (cont << line).join
      cont = nil
    end
    ruleconv.call(line)
  end
  if cont
    ruleconv.call(cont.join)
  elsif implicit
    impconv.call
  end
  unless suffixes.empty?
    depout.unshift(".SUFFIXES: ." + suffixes.uniq.join(" .") + "\n\n")
  end
  depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n") if $extconf_h
  depout.flatten!
  depout
end

depend_rules

Related methods

Method deprecated or moved