Sha256: d3da2ffb556419af17f0578bb65b94e7b588024378ff54167eb9371878ea63ee
Contents?: true
Size: 1.25 KB
Versions: 7
Compression:
Stored size: 1.25 KB
Contents
# Access to information from pkg-config(1)
class PkgConfig
class NotFound < RuntimeError
attr_reader :name
def initialize(name); @name = name end
def to_s; "#{name} is not available to pkg-config" end
end
# The module name
attr_reader :name
# The module version
attr_reader :version
# Create a PkgConfig object for the package +name+
# Raises PkgConfig::NotFound if the module does not exist
def initialize(name)
if !system("pkg-config --exists #{name}")
raise NotFound.new(name)
end
@name = name
@version = `pkg-config --modversion #{name}`.chomp.strip
@actions = Hash.new
@variables = Hash.new
end
ACTIONS = %w{cflags cflags-only-I cflags-only-other
libs libs-only-L libs-only-l libs-only-other static}
ACTIONS.each do |action|
define_method(action.gsub(/-/, '_')) do
@actions[action] ||= `pkg-config --#{action} #{name}`.chomp.strip
end
end
def method_missing(varname, *args, &proc)
if args.empty?
@variables[varname] ||= `pkg-config --variable=#{varname} #{name}`.chomp.strip
else
super(varname, *args, &proc)
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems