/usr/lib/ruby/vendor_ruby/mkmf-gnome2.rb is in ruby-gnome2-dev 1.0.3-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# mkmf-gnome2.rb
#
# Extended mkmf for Ruby-GNOME2 and Ruby/GLib based libraries.
#
# Copyright(C) 2003-2011 Ruby-GNOME2 Project.
#
# This program is licenced under the same
# license of Ruby-GNOME2.
#
require 'English'
require 'mkmf'
begin
require 'pkg-config'
rescue LoadError
require 'rubygems'
gem 'pkg-config'
require 'pkg-config'
end
require 'glib-mkenums'
unless defined?(macro_defined?)
def macro_defined?(macro, src, opt="")
try_cpp(src + <<EOP, opt)
#ifndef #{macro}
# error
#endif
EOP
end
end
STDOUT.print("checking for GCC... ")
STDOUT.flush
if macro_defined?("__GNUC__", "")
STDOUT.print "yes\n"
$CFLAGS += ' -Wall'
$cc_is_gcc = true
else
STDOUT.print "no\n"
$cc_is_gcc = false
end
if /-Wl,--no-undefined/ =~ $LDFLAGS.to_s
$LDFLAGS.gsub!(/-Wl,--no-undefined/, '')
end
include_path = nil
if ENV['GTK_BASEPATH'] and /cygwin/ !~ RUBY_PLATFORM
include_path = (ENV['GTK_BASEPATH'] + "\\INCLUDE").gsub("\\", "/")
# $hdrdir += " -I#{include_path} "
$CFLAGS += " -I#{include_path} "
end
def setup_win32(target_name, base_dir=nil)
checking_for(checking_message("Win32 OS")) do
case RUBY_PLATFORM
when /cygwin|mingw|mswin32/
import_library_name = "libruby-#{target_name}.a"
$DLDFLAGS << " -Wl,--out-implib=#{import_library_name}"
$cleanfiles << import_library_name
base_dir ||= Pathname($0).dirname.parent.parent.expand_path
base_dir = Pathname(base_dir) if base_dir.is_a?(String)
binary_base_dir = base_dir + "vendor" + "local"
if binary_base_dir.exist?
$CFLAGS += " -I#{binary_base_dir}/include"
pkg_config_dir = binary_base_dir + "lib" + "pkgconfig"
PKGConfig.add_path(pkg_config_dir.to_s)
end
true
else
false
end
end
end
def find_gem_spec(package)
begin
require 'rubygems'
if Gem::Specification.respond_to?(:find_by_name)
Gem::Specification.find_by_name(package)
else
Gem.source_index.find_name(package).last
end
rescue LoadError
nil
end
end
#add_depend_package("glib2", "ext/glib2", "/...../ruby-gnome2")
def add_depend_package(target_name, target_srcdir, top_srcdir, options={})
gem_spec = find_gem_spec(target_name)
if gem_spec
target_source_dir = File.join(gem_spec.full_gem_path, "ext/#{target_name}")
target_build_dir = target_source_dir
add_depend_package_path(target_name,
target_source_dir,
target_build_dir)
end
[top_srcdir,
File.join(top_srcdir, target_name),
$configure_args['--topdir'],
File.join($configure_args['--topdir'], target_name)].each do |topdir|
topdir = File.expand_path(topdir)
target_source_dir_full_path = File.join(topdir, target_srcdir)
top_build_dir = options[:top_build_dir] || topdir
target_build_dir = options[:target_build_dir] || target_srcdir
target_build_dir_full_path = File.join(top_build_dir, target_build_dir)
unless File.exist?(target_build_dir_full_path)
target_build_dir_full_path = File.join(top_build_dir, target_srcdir)
end
unless File.exist?(target_build_dir_full_path)
target_build_dir_full_path = File.join(topdir, target_build_dir)
end
unless File.exist?(target_build_dir_full_path)
target_build_dir_full_path = File.join(topdir, target_srcdir)
end
add_depend_package_path(target_name,
target_source_dir_full_path,
target_build_dir_full_path)
end
end
def add_depend_package_path(target_name, target_source_dir, target_build_dir)
if File.exist?(target_source_dir)
$INCFLAGS = "-I#{target_source_dir} #{$INCFLAGS}"
end
return unless File.exist?(target_build_dir)
if target_source_dir != target_build_dir
$INCFLAGS = "-I#{target_build_dir} #{$INCFLAGS}"
end
case RUBY_PLATFORM
when /cygwin|mingw|mswin32/
case RUBY_PLATFORM
when /cygwin|mingw/
$LDFLAGS << " -L#{target_build_dir}"
$libs << " -lruby-#{target_name}"
when /mswin32/
$DLDFLAGS << " /libpath:#{target_build_dir}"
$libs << " libruby-#{target_name}.lib"
end
target_base_dir = Pathname.new(target_source_dir).parent.parent
target_binary_base_dir = target_base_dir + "vendor" + "local"
if target_binary_base_dir.exist?
$INCFLAGS = "-I#{target_binary_base_dir}/include #{$INCFLAGS}"
target_pkg_config_dir = target_binary_base_dir + "lib" + "pkgconfig"
PKGConfig.add_path(target_pkg_config_dir.to_s)
end
end
end
def add_distcleanfile(file)
$distcleanfiles ||= []
$distcleanfiles << file
end
def create_pkg_config_file(package_name, c_package,
version=nil, pc_file_name=nil)
pc_file_name ||= "#{package_name.downcase.sub(/\//, '-')}.pc"
version ||= ruby_gnome2_version || PKGConfig.modversion(c_package)
puts "creating #{pc_file_name}"
File.open(pc_file_name, 'w') do |pc_file|
if package_name.nil?
c_module_name = PKGConfig.name(c_package)
package_name = "Ruby/#{c_module_name}" if c_module_name
end
pc_file.puts("Name: #{package_name}") if package_name
description = PKGConfig.description(c_package)
pc_file.puts("Description: Ruby bindings for #{description}") if description
pc_file.printf("Version: #{version}")
end
add_distcleanfile(pc_file_name)
end
def ruby_gnome2_version(glib_source_directory=nil)
glib_source_directory ||= File.join(File.dirname(__FILE__), "..",
"ext", "glib2")
rbglib_h = File.join(glib_source_directory, "rbglib.h")
return nil unless File.exist?(rbglib_h)
version = nil
File.open(rbglib_h) do |h_file|
version_info = {}
h_file.each_line do |line|
case line
when /\A#define RBGLIB_(MAJOR|MINOR|MICRO)_VERSION\s+(\d+)/
version_info[$1] = $2
end
end
version_info = [version_info["MAJOR"],
version_info["MINOR"],
version_info["MICRO"]].compact
version = version_info.join(".") if version_info.size == 3
end
version
end
def ensure_objs
return unless $objs.nil?
source_dir = '$(srcdir)'
RbConfig.expand(source_dir)
pattern = "*.{#{SRC_EXT.join(',')}}"
srcs = Dir[File.join(source_dir, pattern)]
srcs |= Dir[File.join(".", pattern)]
$objs = srcs.collect do |f|
File.basename(f, ".*") + ".o"
end.uniq
end
def create_makefile_at_srcdir(pkg_name, srcdir, defs = nil)
base_dir = File.basename(Dir.pwd)
last_common_index = srcdir.rindex(base_dir)
if last_common_index
builddir = srcdir[(last_common_index + base_dir.size + 1)..-1]
end
builddir ||= "."
FileUtils.mkdir_p(builddir)
Dir.chdir(builddir) do
yield if block_given?
$defs << defs if defs
ensure_objs
create_makefile(pkg_name, srcdir)
end
end
def run_make_in_sub_dirs_command(command, sub_dirs)
if /mswin32/ =~ RUBY_PLATFORM
sub_dirs.collect do |dir|
<<-EOM.chmop
@cd #{dir}
@nmake -nologo DESTDIR=$(DESTDIR) #{command}
@cd ..
EOM
end.join("\n")
else
sub_dirs.collect do |dir|
"\t@cd #{dir}; $(MAKE) #{command}"
end.join("\n")
end
end
def create_top_makefile(sub_dirs=["src"])
File.open("Makefile", "w") do |makefile|
makefile.print(<<-EOM)
all:
#{run_make_in_sub_dirs_command("all", sub_dirs)}
install:
#{run_make_in_sub_dirs_command("install", sub_dirs)}
site-install:
#{run_make_in_sub_dirs_command("site-install", sub_dirs)}
clean:
#{run_make_in_sub_dirs_command("clean", sub_dirs)}
EOM
if /mswin32/ =~ RUBY_PLATFORM
makefile.print(<<-EOM)
@if exist extconf.h del extconf.h
@if exist conftest.* del conftest.*
@if exist *.lib del *.lib
@if exist *~ del *~
@if exist mkmf.log del mkmf.log
EOM
else
makefile.print(<<-EOM)
distclean: clean
#{run_make_in_sub_dirs_command("distclean", sub_dirs)}
@rm -f Makefile extconf.h conftest.*
@rm -f core *~ mkmf.log
EOM
end
end
end
# This is used for the library which doesn't support version info.
def make_version_header(app_name, pkgname, dir = "src")
version = PKGConfig.modversion(pkgname).split(/\./)
(0..2).each do |v|
version[v] = "0" unless version[v]
if /\A(\d+)/ =~ version[v]
number = $1
tag = $POSTMATCH
unless tag.empty?
version[v] = number
version[3] = tag
end
end
end
filename = "rb#{app_name.downcase}version.h"
puts "creating #{filename}"
add_distcleanfile(filename)
FileUtils.mkdir_p(dir)
out = File.open(File.join(dir, filename), "w")
version_definitions = []
["MAJOR", "MINOR", "MICRO", "TAG"].each_with_index do |type, i|
_version = version[i]
next if _version.nil?
version_definitions << "#define #{app_name}_#{type}_VERSION (#{_version})"
end
out.print %Q[/* -*- c-file-style: "ruby"; indent-tabs-mode: nil -*- */
/************************************************
#{filename} -
This file was generated by mkmf-gnome2.rb.
************************************************/
#ifndef __RB#{app_name}_VERSION_H__
#define __RB#{app_name}_VERSION_H__
#{version_definitions.join("\n")}
#define #{app_name}_CHECK_VERSION(major,minor,micro) \\
(#{app_name}_MAJOR_VERSION > (major) || \\
(#{app_name}_MAJOR_VERSION == (major) && #{app_name}_MINOR_VERSION > (minor)) || \\
(#{app_name}_MAJOR_VERSION == (major) && #{app_name}_MINOR_VERSION == (minor) && \\
#{app_name}_MICRO_VERSION >= (micro)))
#endif /* __RB#{app_name}_VERSION_H__ */
]
out.close
end
def check_ruby_func
#Other options
ruby_header = "ruby.h"
have_func("rb_define_alloc_func", ruby_header) # for ruby-1.8
have_func("rb_block_proc", ruby_header) # for ruby-1.8
STDOUT.print("checking for new allocation framework... ") # for ruby-1.7
if Object.respond_to? :allocate
STDOUT.print "yes\n"
$defs << "-DHAVE_OBJECT_ALLOCATE"
else
STDOUT.print "no\n"
end
STDOUT.print("checking for attribute assignment... ") # for ruby-1.7
STDOUT.flush
if defined? try_compile and try_compile <<SRC
#include "ruby.h"
#include "node.h"
int node_attrasgn = (int)NODE_ATTRASGN;
SRC
STDOUT.print "yes\n"
$defs << "-DHAVE_NODE_ATTRASGN"
else
STDOUT.print "no\n"
end
end
def add_obj(name)
ensure_objs
$objs << name unless $objs.index(name)
end
def glib_mkenums(prefix, files, g_type_prefix, include_files, options={})
add_distcleanfile(prefix + ".h")
add_distcleanfile(prefix + ".c")
GLib::MkEnums.create(prefix, files, g_type_prefix, include_files, options)
add_obj("#{prefix}.o")
end
def check_cairo(options={})
rcairo_source_dir = options[:rcairo_source_dir]
if rcairo_source_dir and !File.exist?(rcairo_source_dir)
rcairo_source_dir = nil
end
if rcairo_source_dir.nil?
cairo_gem_spec = find_gem_spec("cairo")
rcairo_source_dir = cairo_gem_spec.full_gem_path if cairo_gem_spec
end
unless rcairo_source_dir.nil?
if /mingw|cygwin|mswin32/ =~ RUBY_PLATFORM
options = {}
build_dir = "tmp/#{RUBY_PLATFORM}/cairo/#{RUBY_VERSION}"
if File.exist?(File.join(rcairo_source_dir, build_dir))
options[:target_build_dir] = build_dir
end
add_depend_package("cairo", "ext/cairo", rcairo_source_dir, options)
$defs << "-DRUBY_CAIRO_PLATFORM_WIN32"
end
$CFLAGS += " -I#{rcairo_source_dir}/ext/cairo"
end
PKGConfig.have_package('cairo') and have_header('rb_cairo.h')
end
add_include_path = Proc.new do |dir_variable|
value = RbConfig::CONFIG[dir_variable]
if value and File.exist?(value)
$INCFLAGS << " -I$(#{dir_variable}) "
end
end
add_include_path.call("sitearchdir")
add_include_path.call("vendorarchdir")
check_ruby_func
if /mingw/ =~ RUBY_PLATFORM
$ruby.gsub!('\\', '/')
end
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