зеркало из https://github.com/github/ruby.git
* lib/mkmf.rb: rdoc added. [ruby-Patches-9762]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15725 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu
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@ -1,3 +1,7 @@
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Fri Mar 7 19:56:10 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* lib/mkmf.rb: rdoc added. [ruby-Patches-9762]
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Thu Mar 6 17:26:53 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* sprintf.c (rb_str_format): space flag is in effect for Inf/NaN too.
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123
lib/mkmf.rb
123
lib/mkmf.rb
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@ -66,6 +66,8 @@ $beos = /beos/ =~ RUBY_PLATFORM
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$solaris = /solaris/ =~ RUBY_PLATFORM
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$dest_prefix_pattern = (File::PATH_SEPARATOR == ';' ? /\A([[:alpha:]]:)?/ : /\A/)
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# :stopdoc:
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def config_string(key, config = CONFIG)
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s = config[key] and !s.empty? and block_given? ? yield(s) : s
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end
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@ -171,14 +173,18 @@ CPPOUTFILE = CONFIG['CPPOUTFILE']
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CONFTEST_C = "conftest.c".freeze
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class String
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# Wraps a string in escaped quotes if it contains whitespace.
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def quote
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/\s/ =~ self ? "\"#{self}\"" : "#{self}"
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end
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# Generates a string used as cpp macro name.
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def tr_cpp
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strip.upcase.tr_s("^A-Z0-9_", "_")
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end
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end
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class Array
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# Wraps all strings in escaped quotes if they contain whitespace.
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def quote
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map {|s| s.quote}
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end
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@ -188,6 +194,8 @@ def rm_f(*files)
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FileUtils.rm_f(Dir[*files])
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end
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# Returns time stamp of the +target+ file if it exists and is newer
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# than or equal to all of +times+.
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def modified?(target, times)
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(t = File.mtime(target)) rescue return nil
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Array === times or times = [times]
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@ -210,6 +218,12 @@ def merge_libs(*libs)
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end
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end
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# This is a custom logging module. It generates an mkmf.log file when you
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# run your extconf.rb script. This can be useful for debugging unexpected
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# failures.
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#
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# This module and its associated methods are meant for internal use only.
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#
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module Logging
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@log = nil
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@logfile = 'mkmf.log'
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@ -538,6 +552,7 @@ ensure
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log_src(src)
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end
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# This is used internally by the have_macro? method.
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def macro_defined?(macro, src, opt = "", &b)
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src = src.sub(/[^\n]\z/, "\\&\n")
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try_compile(src + <<"SRC", opt, &b)
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@ -606,7 +621,7 @@ def install_rb(mfile, dest, srcdir = nil)
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install_files(mfile, [["lib/**/*.rb", dest, "lib"]], nil, srcdir)
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end
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def append_library(libs, lib)
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def append_library(libs, lib) # :no-doc:
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format(LIBARG, lib) + " " + libs
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end
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@ -617,6 +632,11 @@ def message(*s)
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end
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end
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# This emits a string to stdout that allows users to see the results of the
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# various have* and find* methods as they are tested.
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#
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# Internal use only.
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#
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def checking_for(m, fmt = nil)
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f = caller[0][/in `(.*)'$/, 1] and f << ": " #` for vim #'
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m = "checking #{/\Acheck/ =~ f ? '' : 'for '}#{m}... "
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@ -646,6 +666,8 @@ def checking_message(target, place = nil, opt = nil)
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end
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end
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# :startdoc:
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# Returns whether or not +macro+ is defined either in the common header
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# files or within any +headers+ you provide.
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#
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@ -665,7 +687,7 @@ end
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# If +headers+ are provided, it will include those header files as the
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# header files it looks in when searching for +func+.
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#
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# Real name of the library to be linked can be altered by
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# The real name of the library to be linked can be altered by
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# '--with-FOOlib' configuration option.
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#
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def have_library(lib, func = nil, headers = nil, &b)
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@ -945,6 +967,10 @@ def check_sizeof(type, headers = nil, &b)
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end
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end
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# :stopdoc:
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# Used internally by the what_type? method to determine if +type+ is a scalar
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# pointer.
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def scalar_ptr_type?(type, member = nil, headers = nil, &b)
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try_compile(<<"SRC", &b) # pointer
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#{COMMON_HEADERS}
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@ -956,6 +982,8 @@ int t() {return (int)(1-*(conftestval#{member ? ".#{member}" : ""}));}
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SRC
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end
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# Used internally by the what_type? method to determine if +type+ is a scalar
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# pointer.
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def scalar_type?(type, member = nil, headers = nil, &b)
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try_compile(<<"SRC", &b) # pointer
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#{COMMON_HEADERS}
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@ -999,6 +1027,10 @@ def what_type?(type, member = nil, headers = nil, &b)
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end
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end
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# This method is used internally by the find_executable method.
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#
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# Internal use only.
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#
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def find_executable0(bin, path = nil)
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ext = config_string('EXEEXT')
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if File.expand_path(bin) == bin
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@ -1019,12 +1051,25 @@ def find_executable0(bin, path = nil)
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nil
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end
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# :startdoc:
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# Searches for the executable +bin+ on +path+. The default path is your
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# PATH environment variable. If that isn't defined, it will resort to
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# searching /usr/local/bin, /usr/ucb, /usr/bin and /bin.
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#
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# If found, it will return the full path, including the executable name,
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# of where it was found.
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#
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# Note that this method does not actually affect the generated Makefile.
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#
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def find_executable(bin, path = nil)
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checking_for checking_message(bin, path) do
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find_executable0(bin, path)
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end
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end
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# :stopdoc:
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def arg_config(config, default=nil, &block)
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$arg_config << [config, default]
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defaults = []
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@ -1036,6 +1081,20 @@ def arg_config(config, default=nil, &block)
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$configure_args.fetch(config.tr('_', '-'), *defaults, &block)
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end
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# :startdoc:
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# Tests for the presence of a --with-<tt>config</tt> or --without-<tt>config</tt>
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# option. Returns true if the with option is given, false if the without
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# option is given, and the default value otherwise.
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#
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# This can be useful for adding custom definitions, such as debug information.
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#
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# Example:
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#
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# if with_config("debug")
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# $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG"
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# end
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#
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def with_config(config, default=nil)
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config = config.sub(/^--with[-_]/, '')
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val = arg_config("--with-"+config) do
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@ -1057,6 +1116,18 @@ def with_config(config, default=nil)
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end
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end
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# Tests for the presence of an --enable-<tt>config</tt> or
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# --disable-<tt>config</tt> option. Returns true if the enable option is given,
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# false if the disable option is given, and the default value otherwise.
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#
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# This can be useful for adding custom definitions, such as debug information.
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#
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# Example:
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#
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# if enable_config("debug")
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# $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG"
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# end
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#
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def enable_config(config, default=nil)
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if arg_config("--enable-"+config)
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true
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@ -1069,6 +1140,32 @@ def enable_config(config, default=nil)
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end
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end
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# Generates a header file consisting of the various macro definitions generated
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# by other methods such as have_func and have_header. These are then wrapped in
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# a custom #ifndef based on the +header+ file name, which defaults to
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# 'extconf.h'.
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#
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# For example:
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#
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# # extconf.rb
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# require 'mkmf'
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# have_func('realpath')
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# have_header('sys/utime.h')
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# create_header
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# create_makefile('foo')
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#
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# The above script would generate the following extconf.h file:
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#
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# #ifndef EXTCONF_H
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# #define EXTCONF_H
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# #define HAVE_REALPATH 1
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# #define HAVE_SYS_UTIME_H 1
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# #endif
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#
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# Given that the create_header method generates a file based on definitions
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# set earlier in your extconf.rb file, you will probably want to make this
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# one of the last methods you call in your script.
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#
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def create_header(header = "extconf.h")
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message "creating %s\n", header
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sym = header.tr("a-z./\055", "A-Z___")
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@ -1136,6 +1233,10 @@ def dir_config(target, idefault=nil, ldefault=nil)
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[idir, ldir]
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end
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# :stopdoc:
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# Handles meta information about installed libraries. Uses your platform's
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# pkg-config program if it has one.
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def pkg_config(pkg)
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if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig)
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# iff package specific config command is given
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@ -1173,6 +1274,10 @@ def with_destdir(dir)
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/\A\$[\(\{]/ =~ dir ? dir : "$(DESTDIR)"+dir
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end
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# Converts forward slashes to backslashes. Aimed at MS Windows.
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#
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# Internal use only.
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#
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def winsep(s)
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s.tr('/', '\\')
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end
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@ -1283,6 +1388,7 @@ preload = #{defined?($preload) && $preload ? $preload.join(' ') : ''}
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end
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mk
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end
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# :startdoc:
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def dummy_makefile(srcdir)
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configuration(srcdir) << <<RULES << CLEANINGS
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@ -1398,6 +1504,10 @@ end
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# instead of copying files around manually, because some third party
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# libraries may depend on the +target_prefix+ being set properly.
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#
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# The +srcprefix+ argument can be used to override the default source
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# directory, i.e. the current directory . It is included as part of the VPATH
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# and added to the list of INCFLAGS.
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#
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def create_makefile(target, srcprefix = nil)
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$target = target
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libpath = $DEFLIBPATH|$LIBPATH
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@ -1629,6 +1739,8 @@ ensure
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mfile.close if mfile
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end
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# :stopdoc:
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def init_mkmf(config = CONFIG)
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$makefile_created = false
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$arg_config = []
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@ -1682,6 +1794,11 @@ details. You may need configuration options.
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Provided configuration options:
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MESSAGE
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# Returns whether or not the Makefile was successfully generated. If not,
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# the script will abort with an error message.
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#
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# Internal use only.
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#
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def mkmf_failed(path)
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unless $makefile_created or File.exist?("Makefile")
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opts = $arg_config.collect {|t, n| "\t#{t}#{n ? "=#{n}" : ""}\n"}
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@ -1689,6 +1806,8 @@ def mkmf_failed(path)
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end
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end
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# :startdoc:
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init_mkmf
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$make = with_config("make-prog", ENV["MAKE"] || "make")
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