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setup.rb
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# setup.rb
#
# Copyright (c) 2000-2005 Minero Aoki
#
# This program is free software.
# You can distribute/modify this program under the terms of
# the GNU LGPL, Lesser General Public License version 2.1.
#
unless Enumerable.method_defined?(:map) # Ruby 1.4.6
module Enumerable
alias map collect
end
end
unless File.respond_to?(:read) # Ruby 1.6
def File.read(fname)
open(fname) {|f|
return f.read
}
end
end
unless Errno.const_defined?(:ENOTEMPTY) # Windows?
module Errno
class ENOTEMPTY
# We do not raise this exception, implementation is not needed.
end
end
end
def File.binread(fname)
open(fname, 'rb') {|f|
return f.read
}
end
# for corrupted Windows' stat(2)
def File.dir?(path)
File.directory?((path[-1,1] == '/') ? path : path + '/')
end
class ConfigTable
include Enumerable
def initialize(rbconfig)
@rbconfig = rbconfig
@items = []
@table = {}
# options
@install_prefix = nil
@config_opt = nil
@verbose = true
@no_harm = false
end
attr_accessor :install_prefix
attr_accessor :config_opt
attr_writer :verbose
def verbose?
@verbose
end
attr_writer :no_harm
def no_harm?
@no_harm
end
def [](key)
lookup(key).resolve(self)
end
def []=(key, val)
lookup(key).set val
end
def names
@items.map {|i| i.name }
end
def each(&block)
@items.each(&block)
end
def key?(name)
@table.key?(name)
end
def lookup(name)
@table[name] or setup_rb_error "no such config item: #{name}"
end
def add(item)
@items.push item
@table[item.name] = item
end
def remove(name)
item = lookup(name)
@items.delete_if {|i| i.name == name }
@table.delete_if {|name, i| i.name == name }
item
end
def load_script(path, inst = nil)
if File.file?(path)
MetaConfigEnvironment.new(self, inst).instance_eval File.read(path), path
end
end
def savefile
'.config'
end
def load_savefile
begin
File.foreach(savefile()) do |line|
k, v = *line.split(/=/, 2)
self[k] = v.strip
end
rescue Errno::ENOENT
setup_rb_error $!.message + "\n#{File.basename($0)} config first"
end
end
def save
@items.each {|i| i.value }
File.open(savefile(), 'w') {|f|
@items.each do |i|
f.printf "%s=%s\n", i.name, i.value if i.value? and i.value
end
}
end
def load_standard_entries
standard_entries(@rbconfig).each do |ent|
add ent
end
end
def standard_entries(rbconfig)
c = rbconfig
rubypath = File.join(c['bindir'], c['ruby_install_name'] + c['EXEEXT'])
major = c['MAJOR'].to_i
minor = c['MINOR'].to_i
teeny = c['TEENY'].to_i
version = "#{major}.#{minor}"
# ruby ver. >= 1.4.4?
newpath_p = ((major >= 2) or
((major == 1) and
((minor >= 5) or
((minor == 4) and (teeny >= 4)))))
if c['rubylibdir']
# V > 1.6.3
libruby = "#{c['prefix']}/lib/ruby"
librubyver = c['rubylibdir']
librubyverarch = c['archdir']
siteruby = c['sitedir']
siterubyver = c['sitelibdir']
siterubyverarch = c['sitearchdir']
elsif newpath_p
# 1.4.4 <= V <= 1.6.3
libruby = "#{c['prefix']}/lib/ruby"
librubyver = "#{c['prefix']}/lib/ruby/#{version}"
librubyverarch = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
siteruby = c['sitedir']
siterubyver = "$siteruby/#{version}"
siterubyverarch = "$siterubyver/#{c['arch']}"
else
# V < 1.4.4
libruby = "#{c['prefix']}/lib/ruby"
librubyver = "#{c['prefix']}/lib/ruby/#{version}"
librubyverarch = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
siteruby = "#{c['prefix']}/lib/ruby/#{version}/site_ruby"
siterubyver = siteruby
siterubyverarch = "$siterubyver/#{c['arch']}"
end
parameterize = lambda {|path|
path.sub(/\A#{Regexp.quote(c['prefix'])}/, '$prefix')
}
if arg = c['configure_args'].split.detect {|arg| /--with-make-prog=/ =~ arg }
makeprog = arg.sub(/'/, '').split(/=/, 2)[1]
else
makeprog = 'make'
end
[
ExecItem.new('installdirs', 'std/site/home',
'std: install under libruby; site: install under site_ruby; home: install under $HOME')\
{|val, table|
case val
when 'std'
table['rbdir'] = '$librubyver'
table['sodir'] = '$librubyverarch'
when 'site'
table['rbdir'] = '$siterubyver'
table['sodir'] = '$siterubyverarch'
when 'home'
setup_rb_error '$HOME was not set' unless ENV['HOME']
table['prefix'] = ENV['HOME']
table['rbdir'] = '$libdir/ruby'
table['sodir'] = '$libdir/ruby'
end
},
PathItem.new('prefix', 'path', c['prefix'],
'path prefix of target environment'),
PathItem.new('bindir', 'path', parameterize.call(c['bindir']),
'the directory for commands'),
PathItem.new('libdir', 'path', parameterize.call(c['libdir']),
'the directory for libraries'),
PathItem.new('datadir', 'path', parameterize.call(c['datadir']),
'the directory for shared data'),
PathItem.new('mandir', 'path', parameterize.call(c['mandir']),
'the directory for man pages'),
PathItem.new('sysconfdir', 'path', parameterize.call(c['sysconfdir']),
'the directory for system configuration files'),
PathItem.new('localstatedir', 'path', parameterize.call(c['localstatedir']),
'the directory for local state data'),
PathItem.new('libruby', 'path', libruby,
'the directory for ruby libraries'),
PathItem.new('librubyver', 'path', librubyver,
'the directory for standard ruby libraries'),
PathItem.new('librubyverarch', 'path', librubyverarch,
'the directory for standard ruby extensions'),
PathItem.new('siteruby', 'path', siteruby,
'the directory for version-independent aux ruby libraries'),
PathItem.new('siterubyver', 'path', siterubyver,
'the directory for aux ruby libraries'),
PathItem.new('siterubyverarch', 'path', siterubyverarch,
'the directory for aux ruby binaries'),
PathItem.new('rbdir', 'path', '$siterubyver',
'the directory for ruby scripts'),
PathItem.new('sodir', 'path', '$siterubyverarch',
'the directory for ruby extentions'),
PathItem.new('rubypath', 'path', rubypath,
'the path to set to #! line'),
ProgramItem.new('rubyprog', 'name', rubypath,
'the ruby program using for installation'),
ProgramItem.new('makeprog', 'name', makeprog,
'the make program to compile ruby extentions'),
SelectItem.new('shebang', 'all/ruby/never', 'ruby',
'shebang line (#!) editing mode'),
BoolItem.new('without-ext', 'yes/no', 'no',
'does not compile/install ruby extentions')
]
end
private :standard_entries
def load_multipackage_entries
multipackage_entries().each do |ent|
add ent
end
end
def multipackage_entries
[
PackageSelectionItem.new('with', 'name,name...', '', 'ALL',
'package names that you want to install'),
PackageSelectionItem.new('without', 'name,name...', '', 'NONE',
'package names that you do not want to install')
]
end
private :multipackage_entries
ALIASES = {
'std-ruby' => 'librubyver',
'stdruby' => 'librubyver',
'rubylibdir' => 'librubyver',
'archdir' => 'librubyverarch',
'site-ruby-common' => 'siteruby', # For backward compatibility
'site-ruby' => 'siterubyver', # For backward compatibility
'bin-dir' => 'bindir',
'bin-dir' => 'bindir',
'rb-dir' => 'rbdir',
'so-dir' => 'sodir',
'data-dir' => 'datadir',
'ruby-path' => 'rubypath',
'ruby-prog' => 'rubyprog',
'ruby' => 'rubyprog',
'make-prog' => 'makeprog',
'make' => 'makeprog'
}
def fixup
ALIASES.each do |ali, name|
@table[ali] = @table[name]
end
@items.freeze
@table.freeze
@options_re = /\A--(#{@table.keys.join('|')})(?:=(.*))?\z/
end
def parse_opt(opt)
m = @options_re.match(opt) or setup_rb_error "config: unknown option #{opt}"
m.to_a[1,2]
end
def dllext
@rbconfig['DLEXT']
end
def value_config?(name)
lookup(name).value?
end
class Item
def initialize(name, template, default, desc)
@name = name.freeze
@template = template
@value = default
@default = default
@description = desc
end
attr_reader :name
attr_reader :description
attr_accessor :default
alias help_default default
def help_opt
"--#{@name}=#{@template}"
end
def value?
true
end
def value
@value
end
def resolve(table)
@value.gsub(%r<\$([^/]+)>) { table[$1] }
end
def set(val)
@value = check(val)
end
private
def check(val)
setup_rb_error "config: --#{name} requires argument" unless val
val
end
end
class BoolItem < Item
def config_type
'bool'
end
def help_opt
"--#{@name}"
end
private
def check(val)
return 'yes' unless val
case val
when /\Ay(es)?\z/i, /\At(rue)?\z/i then 'yes'
when /\An(o)?\z/i, /\Af(alse)\z/i then 'no'
else
setup_rb_error "config: --#{@name} accepts only yes/no for argument"
end
end
end
class PathItem < Item
def config_type
'path'
end
private
def check(path)
setup_rb_error "config: --#{@name} requires argument" unless path
path[0,1] == '$' ? path : File.expand_path(path)
end
end
class ProgramItem < Item
def config_type
'program'
end
end
class SelectItem < Item
def initialize(name, selection, default, desc)
super
@ok = selection.split('/')
end
def config_type
'select'
end
private
def check(val)
unless @ok.include?(val.strip)
setup_rb_error "config: use --#{@name}=#{@template} (#{val})"
end
val.strip
end
end
class ExecItem < Item
def initialize(name, selection, desc, &block)
super name, selection, nil, desc
@ok = selection.split('/')
@action = block
end
def config_type
'exec'
end
def value?
false
end
def resolve(table)
setup_rb_error "$#{name()} wrongly used as option value"
end
undef set
def evaluate(val, table)
v = val.strip.downcase
unless @ok.include?(v)
setup_rb_error "invalid option --#{@name}=#{val} (use #{@template})"
end
@action.call v, table
end
end
class PackageSelectionItem < Item
def initialize(name, template, default, help_default, desc)
super name, template, default, desc
@help_default = help_default
end
attr_reader :help_default
def config_type
'package'
end
private
def check(val)
unless File.dir?("packages/#{val}")
setup_rb_error "config: no such package: #{val}"
end
val
end
end
class MetaConfigEnvironment
def initialize(config, installer)
@config = config
@installer = installer
end
def config_names
@config.names
end
def config?(name)
@config.key?(name)
end
def bool_config?(name)
@config.lookup(name).config_type == 'bool'
end
def path_config?(name)
@config.lookup(name).config_type == 'path'
end
def value_config?(name)
@config.lookup(name).config_type != 'exec'
end
def add_config(item)
@config.add item
end
def add_bool_config(name, default, desc)
@config.add BoolItem.new(name, 'yes/no', default ? 'yes' : 'no', desc)
end
def add_path_config(name, default, desc)
@config.add PathItem.new(name, 'path', default, desc)
end
def set_config_default(name, default)
@config.lookup(name).default = default
end
def remove_config(name)
@config.remove(name)
end
# For only multipackage
def packages
raise '[setup.rb fatal] multi-package metaconfig API packages() called for single-package; contact application package vendor' unless @installer
@installer.packages
end
# For only multipackage
def declare_packages(list)
raise '[setup.rb fatal] multi-package metaconfig API declare_packages() called for single-package; contact application package vendor' unless @installer
@installer.packages = list
end
end
end # class ConfigTable
# This module requires: #verbose?, #no_harm?
module FileOperations
def mkdir_p(dirname, prefix = nil)
dirname = prefix + File.expand_path(dirname) if prefix
$stderr.puts "mkdir -p #{dirname}" if verbose?
return if no_harm?
# Does not check '/', it's too abnormal.
dirs = File.expand_path(dirname).split(%r<(?=/)>)
if /\A[a-z]:\z/i =~ dirs[0]
disk = dirs.shift
dirs[0] = disk + dirs[0]
end
dirs.each_index do |idx|
path = dirs[0..idx].join('')
Dir.mkdir path unless File.dir?(path)
end
end
def rm_f(path)
$stderr.puts "rm -f #{path}" if verbose?
return if no_harm?
force_remove_file path
end
def rm_rf(path)
$stderr.puts "rm -rf #{path}" if verbose?
return if no_harm?
remove_tree path
end
def remove_tree(path)
if File.symlink?(path)
remove_file path
elsif File.dir?(path)
remove_tree0 path
else
force_remove_file path
end
end
def remove_tree0(path)
Dir.foreach(path) do |ent|
next if ent == '.'
next if ent == '..'
entpath = "#{path}/#{ent}"
if File.symlink?(entpath)
remove_file entpath
elsif File.dir?(entpath)
remove_tree0 entpath
else
force_remove_file entpath
end
end
begin
Dir.rmdir path
rescue Errno::ENOTEMPTY
# directory may not be empty
end
end
def move_file(src, dest)
force_remove_file dest
begin
File.rename src, dest
rescue
File.open(dest, 'wb') {|f|
f.write File.binread(src)
}
File.chmod File.stat(src).mode, dest
File.unlink src
end
end
def force_remove_file(path)
begin
remove_file path
rescue
end
end
def remove_file(path)
File.chmod 0777, path
File.unlink path
end
def install(from, dest, mode, prefix = nil)
$stderr.puts "install #{from} #{dest}" if verbose?
return if no_harm?
realdest = prefix ? prefix + File.expand_path(dest) : dest
realdest = File.join(realdest, File.basename(from)) if File.dir?(realdest)
str = File.binread(from)
if diff?(str, realdest)
verbose_off {
rm_f realdest if File.exist?(realdest)
}
File.open(realdest, 'wb') {|f|
f.write str
}
File.chmod mode, realdest
File.open("#{objdir_root()}/InstalledFiles", 'a') {|f|
if prefix
f.puts realdest.sub(prefix, '')
else
f.puts realdest
end
}
end
end
def diff?(new_content, path)
return true unless File.exist?(path)
new_content != File.binread(path)
end
def command(*args)
$stderr.puts args.join(' ') if verbose?
system(*args) or raise RuntimeError,
"system(#{args.map{|a| a.inspect }.join(' ')}) failed"
end
def ruby(*args)
command config('rubyprog'), *args
end
def make(task = nil)
command(*[config('makeprog'), task].compact)
end
def extdir?(dir)
File.exist?("#{dir}/MANIFEST") or File.exist?("#{dir}/extconf.rb")
end
def files_of(dir)
Dir.open(dir) {|d|
return d.select {|ent| File.file?("#{dir}/#{ent}") }
}
end
DIR_REJECT = %w( . .. CVS SCCS RCS CVS.adm .svn )
def directories_of(dir)
Dir.open(dir) {|d|
return d.select {|ent| File.dir?("#{dir}/#{ent}") } - DIR_REJECT
}
end
end
# This module requires: #srcdir_root, #objdir_root, #relpath
module HookScriptAPI
def get_config(key)
@config[key]
end
alias config get_config
# obsolete: use metaconfig to change configuration
def set_config(key, val)
@config[key] = val
end
#
# srcdir/objdir (works only in the package directory)
#
def curr_srcdir
"#{srcdir_root()}/#{relpath()}"
end
def curr_objdir
"#{objdir_root()}/#{relpath()}"
end
def srcfile(path)
"#{curr_srcdir()}/#{path}"
end
def srcexist?(path)
File.exist?(srcfile(path))
end
def srcdirectory?(path)
File.dir?(srcfile(path))
end
def srcfile?(path)
File.file?(srcfile(path))
end
def srcentries(path = '.')
Dir.open("#{curr_srcdir()}/#{path}") {|d|
return d.to_a - %w(. ..)
}
end
def srcfiles(path = '.')
srcentries(path).select {|fname|
File.file?(File.join(curr_srcdir(), path, fname))
}
end
def srcdirectories(path = '.')
srcentries(path).select {|fname|
File.dir?(File.join(curr_srcdir(), path, fname))
}
end
end
class ToplevelInstaller
Version = '3.4.1'
Copyright = 'Copyright (c) 2000-2005 Minero Aoki'
TASKS = [
[ 'all', 'do config, setup, then install' ],
[ 'config', 'saves your configurations' ],
[ 'show', 'shows current configuration' ],
[ 'setup', 'compiles ruby extentions and others' ],
[ 'install', 'installs files' ],
[ 'test', 'run all tests in test/' ],
[ 'clean', "does `make clean' for each extention" ],
[ 'distclean',"does `make distclean' for each extention" ]
]
def ToplevelInstaller.invoke
config = ConfigTable.new(load_rbconfig())
config.load_standard_entries
config.load_multipackage_entries if multipackage?
config.fixup
klass = (multipackage?() ? ToplevelInstallerMulti : ToplevelInstaller)
klass.new(File.dirname($0), config).invoke
end
def ToplevelInstaller.multipackage?
File.dir?(File.dirname($0) + '/packages')
end
def ToplevelInstaller.load_rbconfig
if arg = ARGV.detect {|arg| /\A--rbconfig=/ =~ arg }
ARGV.delete(arg)
load File.expand_path(arg.split(/=/, 2)[1])
$".push 'rbconfig.rb'
else
require 'rbconfig'
end
::Config::CONFIG
end
def initialize(ardir_root, config)
@ardir = File.expand_path(ardir_root)
@config = config
# cache
@valid_task_re = nil
end
def config(key)
@config[key]
end
def inspect
"#<#{self.class} #{__id__()}>"
end
def invoke
run_metaconfigs
case task = parsearg_global()
when nil, 'all'
parsearg_config
init_installers
exec_config
exec_setup
exec_install
else
case task
when 'config', 'test'
;
when 'clean', 'distclean'
@config.load_savefile if File.exist?(@config.savefile)
else
@config.load_savefile
end
__send__ "parsearg_#{task}"
init_installers
__send__ "exec_#{task}"
end
end
def run_metaconfigs
@config.load_script "#{@ardir}/metaconfig"
end
def init_installers
@installer = Installer.new(@config, @ardir, File.expand_path('.'))
end
#
# Hook Script API bases
#
def srcdir_root
@ardir
end
def objdir_root
'.'
end
def relpath
'.'
end
#
# Option Parsing
#
def parsearg_global
while arg = ARGV.shift
case arg
when /\A\w+\z/
setup_rb_error "invalid task: #{arg}" unless valid_task?(arg)
return arg
when '-q', '--quiet'
@config.verbose = false
when '--verbose'
@config.verbose = true
when '--help'
print_usage $stdout
exit 0
when '--version'
puts "#{File.basename($0)} version #{Version}"
exit 0
when '--copyright'
puts Copyright
exit 0
else
setup_rb_error "unknown global option '#{arg}'"
end
end
nil
end
def valid_task?(t)
valid_task_re() =~ t
end
def valid_task_re
@valid_task_re ||= /\A(?:#{TASKS.map {|task,desc| task }.join('|')})\z/
end
def parsearg_no_options
unless ARGV.empty?
task = caller(0).first.slice(%r<`parsearg_(\w+)'>, 1)
setup_rb_error "#{task}: unknown options: #{ARGV.join(' ')}"
end
end
alias parsearg_show parsearg_no_options
alias parsearg_setup parsearg_no_options
alias parsearg_test parsearg_no_options
alias parsearg_clean parsearg_no_options
alias parsearg_distclean parsearg_no_options
def parsearg_config
evalopt = []
set = []
@config.config_opt = []
while i = ARGV.shift
if /\A--?\z/ =~ i
@config.config_opt = ARGV.dup
break
end
name, value = *@config.parse_opt(i)
if @config.value_config?(name)
@config[name] = value
else
evalopt.push [name, value]
end
set.push name
end
evalopt.each do |name, value|
@config.lookup(name).evaluate value, @config
end
# Check if configuration is valid
set.each do |n|
@config[n] if @config.value_config?(n)
end
end
def parsearg_install
@config.no_harm = false
@config.install_prefix = ''
while a = ARGV.shift
case a
when '--no-harm'
@config.no_harm = true
when /\A--prefix=/
path = a.split(/=/, 2)[1]
path = File.expand_path(path) unless path[0,1] == '/'
@config.install_prefix = path
else
setup_rb_error "install: unknown option #{a}"
end
end
end
def print_usage(out)
out.puts 'Typical Installation Procedure:'
out.puts " $ ruby #{File.basename $0} config"
out.puts " $ ruby #{File.basename $0} setup"
out.puts " # ruby #{File.basename $0} install (may require root privilege)"
out.puts
out.puts 'Detailed Usage:'
out.puts " ruby #{File.basename $0} <global option>"
out.puts " ruby #{File.basename $0} [<global options>] <task> [<task options>]"
fmt = " %-24s %s\n"
out.puts
out.puts 'Global options:'
out.printf fmt, '-q,--quiet', 'suppress message outputs'
out.printf fmt, ' --verbose', 'output messages verbosely'
out.printf fmt, ' --help', 'print this message'
out.printf fmt, ' --version', 'print version and quit'
out.printf fmt, ' --copyright', 'print copyright and quit'
out.puts
out.puts 'Tasks:'
TASKS.each do |name, desc|
out.printf fmt, name, desc
end
fmt = " %-24s %s [%s]\n"
out.puts
out.puts 'Options for CONFIG or ALL:'
@config.each do |item|
out.printf fmt, item.help_opt, item.description, item.help_default
end
out.printf fmt, '--rbconfig=path', 'rbconfig.rb to load',"running ruby's"
out.puts
out.puts 'Options for INSTALL:'
out.printf fmt, '--no-harm', 'only display what to do if given', 'off'
out.printf fmt, '--prefix=path', 'install path prefix', ''
out.puts
end
#
# Task Handlers
#
def exec_config
@installer.exec_config
@config.save # must be final
end
def exec_setup
@installer.exec_setup
end
def exec_install
@installer.exec_install
end
def exec_test
@installer.exec_test
end
def exec_show
@config.each do |i|
printf "%-20s %s\n", i.name, i.value if i.value?
end
end
def exec_clean
@installer.exec_clean
end
def exec_distclean
@installer.exec_distclean
end
end # class ToplevelInstaller
class ToplevelInstallerMulti < ToplevelInstaller
include FileOperations
def initialize(ardir_root, config)
super
@packages = directories_of("#{@ardir}/packages")
raise 'no package exists' if @packages.empty?
@root_installer = Installer.new(@config, @ardir, File.expand_path('.'))
end
def run_metaconfigs
@config.load_script "#{@ardir}/metaconfig", self
@packages.each do |name|
@config.load_script "#{@ardir}/packages/#{name}/metaconfig"
end
end
attr_reader :packages
def packages=(list)
raise 'package list is empty' if list.empty?
list.each do |name|
raise "directory packages/#{name} does not exist"\
unless File.dir?("#{@ardir}/packages/#{name}")
end
@packages = list
end
def init_installers
@installers = {}
@packages.each do |pack|
@installers[pack] = Installer.new(@config,
"#{@ardir}/packages/#{pack}",
"packages/#{pack}")
end
with = extract_selection(config('with'))
without = extract_selection(config('without'))
@selected = @installers.keys.select {|name|
(with.empty? or with.include?(name)) \
and not without.include?(name)
}
end
def extract_selection(list)
a = list.split(/,/)
a.each do |name|
setup_rb_error "no such package: #{name}" unless @installers.key?(name)
end
a
end
def print_usage(f)
super
f.puts 'Inluded packages:'
f.puts ' ' + @packages.sort.join(' ')
f.puts
end
#
# Task Handlers
#
def exec_config
run_hook 'pre-config'
each_selected_installers {|inst| inst.exec_config }
run_hook 'post-config'
@config.save # must be final
end
def exec_setup
run_hook 'pre-setup'
each_selected_installers {|inst| inst.exec_setup }
run_hook 'post-setup'
end
def exec_install
run_hook 'pre-install'
each_selected_installers {|inst| inst.exec_install }
run_hook 'post-install'
end
def exec_test
run_hook 'pre-test'
each_selected_installers {|inst| inst.exec_test }
run_hook 'post-test'
end
def exec_clean
rm_f @config.savefile
run_hook 'pre-clean'
each_selected_installers {|inst| inst.exec_clean }
run_hook 'post-clean'
end
def exec_distclean
rm_f @config.savefile
run_hook 'pre-distclean'
each_selected_installers {|inst| inst.exec_distclean }
run_hook 'post-distclean'
end
#
# lib
#
def each_selected_installers
Dir.mkdir 'packages' unless File.dir?('packages')
@selected.each do |pack|
$stderr.puts "Processing the package `#{pack}' ..." if verbose?
Dir.mkdir "packages/#{pack}" unless File.dir?("packages/#{pack}")
Dir.chdir "packages/#{pack}"
yield @installers[pack]
Dir.chdir '../..'
end
end
def run_hook(id)
@root_installer.run_hook id
end
# module FileOperations requires this
def verbose?
@config.verbose?
end
# module FileOperations requires this
def no_harm?
@config.no_harm?
end
end # class ToplevelInstallerMulti
class Installer
FILETYPES = %w( bin lib ext data conf man )
include FileOperations
include HookScriptAPI
def initialize(config, srcroot, objroot)
@config = config
@srcdir = File.expand_path(srcroot)
@objdir = File.expand_path(objroot)
@currdir = '.'
end
def inspect
"#<#{self.class} #{File.basename(@srcdir)}>"
end
def noop(rel)
end
#
# Hook Script API base methods
#
def srcdir_root
@srcdir
end
def objdir_root
@objdir
end
def relpath
@currdir
end
#
# Config Access
#
# module FileOperations requires this
def verbose?
@config.verbose?
end
# module FileOperations requires this
def no_harm?
@config.no_harm?
end
def verbose_off
begin
save, @config.verbose = @config.verbose?, false
yield
ensure
@config.verbose = save
end
end
#
# TASK config
#
def exec_config
exec_task_traverse 'config'
end
alias config_dir_bin noop
alias config_dir_lib noop
def config_dir_ext(rel)
extconf if extdir?(curr_srcdir())
end
alias config_dir_data noop
alias config_dir_conf noop
alias config_dir_man noop
def extconf
ruby "#{curr_srcdir()}/extconf.rb", *@config.config_opt
end
#
# TASK setup
#
def exec_setup
exec_task_traverse 'setup'
end
def setup_dir_bin(rel)
files_of(curr_srcdir()).each do |fname|
update_shebang_line "#{curr_srcdir()}/#{fname}"
end
end
alias setup_dir_lib noop
def setup_dir_ext(rel)
make if extdir?(curr_srcdir())
end
alias setup_dir_data noop
alias setup_dir_conf noop
alias setup_dir_man noop
def update_shebang_line(path)
return if no_harm?
return if config('shebang') == 'never'
old = Shebang.load(path)
if old
$stderr.puts "warning: #{path}: Shebang line includes too many args. It is not portable and your program may not work." if old.args.size > 1
new = new_shebang(old)
return if new.to_s == old.to_s
else
return unless config('shebang') == 'all'
new = Shebang.new(config('rubypath'))
end
$stderr.puts "updating shebang: #{File.basename(path)}" if verbose?
open_atomic_writer(path) {|output|
File.open(path, 'rb') {|f|
f.gets if old # discard
output.puts new.to_s
output.print f.read
}
}
end
def new_shebang(old)
if /\Aruby/ =~ File.basename(old.cmd)
Shebang.new(config('rubypath'), old.args)
elsif File.basename(old.cmd) == 'env' and old.args.first == 'ruby'
Shebang.new(config('rubypath'), old.args[1..-1])
else
return old unless config('shebang') == 'all'
Shebang.new(config('rubypath'))
end
end
def open_atomic_writer(path, &block)
tmpfile = File.basename(path) + '.tmp'
begin
File.open(tmpfile, 'wb', &block)
File.rename tmpfile, File.basename(path)
ensure
File.unlink tmpfile if File.exist?(tmpfile)
end
end
class Shebang
def Shebang.load(path)
line = nil
File.open(path) {|f|
line = f.gets
}
return nil unless /\A#!/ =~ line
parse(line)
end
def Shebang.parse(line)
cmd, *args = *line.strip.sub(/\A\#!/, '').split(' ')
new(cmd, args)
end
def initialize(cmd, args = [])
@cmd = cmd
@args = args
end
attr_reader :cmd
attr_reader :args
def to_s
"#! #{@cmd}" + (@args.empty? ? '' : " #{@args.join(' ')}")
end
end
#
# TASK install
#
def exec_install
rm_f 'InstalledFiles'
exec_task_traverse 'install'
end
def install_dir_bin(rel)
install_files targetfiles(), "#{config('bindir')}/#{rel}", 0755
end
def install_dir_lib(rel)
install_files libfiles(), "#{config('rbdir')}/#{rel}", 0644
end
def install_dir_ext(rel)
return unless extdir?(curr_srcdir())
install_files rubyextentions('.'),
"#{config('sodir')}/#{File.dirname(rel)}",
0555
end
def install_dir_data(rel)
install_files targetfiles(), "#{config('datadir')}/#{rel}", 0644
end
def install_dir_conf(rel)
# FIXME: should not remove current config files
# (rename previous file to .old/.org)
install_files targetfiles(), "#{config('sysconfdir')}/#{rel}", 0644
end
def install_dir_man(rel)
install_files targetfiles(), "#{config('mandir')}/#{rel}", 0644
end
def install_files(list, dest, mode)
mkdir_p dest, @config.install_prefix
list.each do |fname|
install fname, dest, mode, @config.install_prefix
end
end
def libfiles
glob_reject(%w(*.y *.output), targetfiles())
end
def rubyextentions(dir)
ents = glob_select("*.#{@config.dllext}", targetfiles())
if ents.empty?
setup_rb_error "no ruby extention exists: 'ruby #{$0} setup' first"
end
ents
end
def targetfiles
mapdir(existfiles() - hookfiles())
end
def mapdir(ents)
ents.map {|ent|
if File.exist?(ent)
then ent # objdir
else "#{curr_srcdir()}/#{ent}" # srcdir
end
}
end
# picked up many entries from cvs-1.11.1/src/ignore.c
JUNK_FILES = %w(
core RCSLOG tags TAGS .make.state
.nse_depinfo #* .#* cvslog.* ,* .del-* *.olb
*~ *.old *.bak *.BAK *.orig *.rej _$* *$
*.org *.in .*
)
def existfiles
glob_reject(JUNK_FILES, (files_of(curr_srcdir()) | files_of('.')))
end
def hookfiles
%w( pre-%s post-%s pre-%s.rb post-%s.rb ).map {|fmt|
%w( config setup install clean ).map {|t| sprintf(fmt, t) }
}.flatten
end
def glob_select(pat, ents)
re = globs2re([pat])
ents.select {|ent| re =~ ent }
end
def glob_reject(pats, ents)
re = globs2re(pats)
ents.reject {|ent| re =~ ent }
end
GLOB2REGEX = {
'.' => '\.',
'$' => '\$',
'#' => '\#',
'*' => '.*'
}
def globs2re(pats)
/\A(?:#{
pats.map {|pat| pat.gsub(/[\.\$\#\*]/) {|ch| GLOB2REGEX[ch] } }.join('|')
})\z/
end
#
# TASK test
#
TESTDIR = 'test'
def exec_test
unless File.directory?('test')
$stderr.puts 'no test in this package' if verbose?
return
end
$stderr.puts 'Running tests...' if verbose?
begin
require 'test/unit'
rescue LoadError
setup_rb_error 'test/unit cannot loaded. You need Ruby 1.8 or later to invoke this task.'
end
runner = Test::Unit::AutoRunner.new(true)
runner.to_run << TESTDIR
runner.run
end
#
# TASK clean
#
def exec_clean
exec_task_traverse 'clean'
rm_f @config.savefile
rm_f 'InstalledFiles'
end
alias clean_dir_bin noop
alias clean_dir_lib noop
alias clean_dir_data noop
alias clean_dir_conf noop
alias clean_dir_man noop
def clean_dir_ext(rel)
return unless extdir?(curr_srcdir())
make 'clean' if File.file?('Makefile')
end
#
# TASK distclean
#
def exec_distclean
exec_task_traverse 'distclean'
rm_f @config.savefile
rm_f 'InstalledFiles'
end
alias distclean_dir_bin noop
alias distclean_dir_lib noop
def distclean_dir_ext(rel)
return unless extdir?(curr_srcdir())
make 'distclean' if File.file?('Makefile')
end
alias distclean_dir_data noop
alias distclean_dir_conf noop
alias distclean_dir_man noop
#
# Traversing
#
def exec_task_traverse(task)
run_hook "pre-#{task}"
FILETYPES.each do |type|
if type == 'ext' and config('without-ext') == 'yes'
$stderr.puts 'skipping ext/* by user option' if verbose?
next
end
traverse task, type, "#{task}_dir_#{type}"
end
run_hook "post-#{task}"
end
def traverse(task, rel, mid)
dive_into(rel) {
run_hook "pre-#{task}"
__send__ mid, rel.sub(%r[\A.*?(?:/|\z)], '')
directories_of(curr_srcdir()).each do |d|
traverse task, "#{rel}/#{d}", mid
end
run_hook "post-#{task}"
}
end
def dive_into(rel)
return unless File.dir?("#{@srcdir}/#{rel}")
dir = File.basename(rel)
Dir.mkdir dir unless File.dir?(dir)
prevdir = Dir.pwd
Dir.chdir dir
$stderr.puts '---> ' + rel if verbose?
@currdir = rel
yield
Dir.chdir prevdir
$stderr.puts '<--- ' + rel if verbose?
@currdir = File.dirname(rel)
end
def run_hook(id)
path = [ "#{curr_srcdir()}/#{id}",
"#{curr_srcdir()}/#{id}.rb" ].detect {|cand| File.file?(cand) }
return unless path
begin
instance_eval File.read(path), path, 1
rescue
raise if $DEBUG
setup_rb_error "hook #{path} failed:\n" + $!.message
end
end
end # class Installer
class SetupError < StandardError; end
def setup_rb_error(msg)
raise SetupError, msg
end
if $0 == __FILE__
begin
ToplevelInstaller.invoke
rescue SetupError
raise if $DEBUG
$stderr.puts $!.message
$stderr.puts "Try 'ruby #{$0} --help' for detailed usage."
exit 1
end
end