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Module: MakeMakefile::Logging

Do not use. This module is for internal use only.
Relationships & Source Files
Defined in: lib/mkmf.rb

Overview

This is a custom logging module. It generates an mkmf.log file when you run your extconf.rb script. This can be useful for debugging unexpected failures.

This module and its associated methods are meant for internal use only.

Class Attribute Summary

Class Method Summary

Class Attribute Details

.log_opened? ⇒ Boolean (readonly)

[ GitHub ] 

  


# File 'lib/mkmf.rb', line 332



def self::log_opened?
  @log and not @log.closed?
end


  








  

    .quiet   (rw)
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 382



attr_accessor :quiet


  







Class Method Details



  

    .log_close  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 356



def self::log_close
  if @log and not @log.closed?
    @log.flush
    @log.close
    @log = nil
  end
end


  








  

    .log_open  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 327



def self::log_open
  @log ||= File::open(@logfile, 'wb')
  @log.sync = true
end


  








  

    .logfile(file)  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 351



def self::logfile file
  @logfile = file
  log_close
end


  








  

    .message(*s)  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 346



def self::message(*s)
  log_open
  @log.printf(*s)
end


  








  

    .open  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 336



def self::open
  log_open
  $stderr.reopen(@log)
  $stdout.reopen(@log)
  yield
ensure
  $stderr.reopen(@orgerr)
  $stdout.reopen(@orgout)
end


  








  

    .postpone  
  

  [ GitHub ]


  

  


# File 'lib/mkmf.rb', line 364



def self::postpone
  tmplog = "mkmftmp#{@postpone += 1}.log"
  open do
    log, *save = @log, @logfile, @orgout, @orgerr
    @log, @logfile, @orgout, @orgerr = nil, tmplog, log, log
    begin
      log.print(open {yield @log})
    ensure
      @log.close if @log and not @log.closed?
      File::open(tmplog) {|t| FileUtils.copy_stream(t, log)} if File.exist?(tmplog)
      @log, @logfile, @orgout, @orgerr = log, *save
      @postpone -= 1
      MakeMakefile.rm_f tmplog
    end
  end
end