library.rb

   1 require "rbconfig"
   2
   3 class Library
   4         def initialize(name, prefix, dir, lib = name)
   5                 @name = name
   6                 @prefix = prefix
   7                 @dir = dir
   8                 @lib = lib
   9         end
  10
  11         def ldflags
  12                 s = "#{ENV["LDFLAGS"]} -L #{@prefix}/lib -L " +
  13                     Config::CONFIG["libdir"] + " " +
  14                     Config::CONFIG["LIBRUBYARG_SHARED"] +
  15                         " -shared -Wl"
  16                 s << " -l#{@lib}" unless @lib.nil?
  17                 s
  18         end
  19
  20         def cflags
  21                 "#{ENV["CFLAGS"]} -I #{@prefix}/include " +
  22                 "-I #{Config::CONFIG['archdir']} " +
  23                 "-I #{Config::CONFIG['sitearchdir']} -fPIC"
  24         end
  25
  26         def so
  27                 "#{@dir}/#{@name}.so"
  28         end
  29
  30         def objects
  31                 Dir["#{@dir}/*.c"].map { |f| f.sub(/\.[^.]+$/, ".o") }
  32         end
  33 end