Update ruby-module.5 for default ruby version switch from 2.3 to 2.4

Also remove ruby 1.8, 2.1, and 2.2 information, as that support was
removed.  Additionally, extconf CONFIGURE_STYLE support was removed,
so remove mention of that as well.

1 files changed, 16 insertions, 24 deletions

diff --git a/share/man/man5/ruby-module.5 b/share/man/man5/ruby-module.5
index 25a00ad8a15..58c182674f3 100644
--- a/share/man/man5/ruby-module.5
+++ b/share/man/man5/ruby-module.5
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: ruby-module.5,v 1.21 2017/01/06 16:11:22 jeremy Exp $
+.\"	$OpenBSD: ruby-module.5,v 1.22 2017/11/01 10:32:12 jeremy Exp $
 .\"
 .\" Copyright (c) 2008 Marc Espie, Jeremy Evans
 .\"
@@ -24,7 +24,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: January 6 2017 $
+.Dd $Mdocdate: November 1 2017 $
 .Dt RUBY-MODULE 5
 .Os
 .Sh NAME
@@ -152,7 +152,7 @@ The "ruby gem"
 should be used for pure ruby gems without C extensions.
 This adds
 .Ev PKG_ARCH
-= * and adds ruby18, ruby21, ruby22, ruby23, ruby24, and jruby
+= * and adds ruby23, ruby24, and jruby
 .Ev FLAVOR Ns s
 to the port, so the same port can build packages for multiple versions of ruby.
 .It
@@ -168,30 +168,22 @@ the appropriate libraries and
 .Ev MODRUBY_WANTLIB
 to
 .Ev WANTLIB .
-It also adds ruby18, ruby21, ruby22, ruby23, and ruby24
+It also adds ruby23 and ruby24
 .Ev FLAVOR Ns s
 to the port.
 If the C extension in the gem requires specific arguments to extconf.rb, set those
 via
 .Ev CONFIGURE_ARGS .
-.It
-The "ruby extconf"
-.Ev CONFIGURE_STYLE
-is similar to the "ruby gem ext"
-.Ev CONFIGURE_STYLE ,
-except that it is used when the package is distributed with an extconf.rb file
-and not as a ruby gem.
-.El
 .Pp
 To ensure that dependencies use the same ruby implementation as the
-current port, all ruby gem/extconf dependencies specified in the port
+current port, all ruby gem dependencies specified in the port
 should use this format:
 .Pp
 .Dl category/ruby-foo,${MODRUBY_FLAVOR}
 .Pp
-Use of a ruby21, ruby22, ruby23, ruby24, or jruby
-.Ev FLAVOR
-causes the
+The "ruby gem" and "ruby gem ext"
+.Ev CONFIGURE_STYLE Ns s
+cause the
 .Ev FULLPKGNAME
 to use the
 .Ev FLAVOR
@@ -202,30 +194,30 @@ is necessary so that if a ruby x.y package is being built for the current
 port, it depends on the ruby x.y package of the
 dependencies.
 .Pp
-The ports system defaults to using ruby 2.3 if the version of ruby is not
+The ports system defaults to using ruby 2.4 if the version of ruby is not
 specified.
-If you want to specify a version for a gem/extconf port, use a specific
+If you want to specify a version for a gem port, use a specific
 .Ev FLAVOR ,
-such as ruby18 to use ruby 1.8.
-If you want to specify a version for a non-gem/extconf port, set
+such as ruby24 to use ruby 2.4.
+If you want to specify a version for a non-gem port, set
 .Ev MODRUBY_REV
-for the version of ruby you want to use (1.8, 2.1, 2.2, 2.3, 2.4, jruby).
+for the version of ruby you want to use (2.3, 2.4, jruby).
 .Pp
 If you do not want the ports system to automatically set up
 .Ev FLAVOR Ns s
-when using a gem/extconf port, set
+when using a gem port, set
 .Ev MODRUBY_HANDLE_FLAVORS
 to No.
 Similarly, if you want the ports system to automatically set up
 .Ev FLAVOR Ns s
-when using a non-gem/extconf port, set
+when using a non-gem port, set
 .Ev MODRUBY_HANDLE_FLAVORS
 to Yes.
 When
 .Ev MODRUBY_HANDLE_FLAVORS
 is Yes, the ports system automatically adds the appropriate prefix to the
 .Ev FULLPKGNAME
-(e.g. ruby- for ruby 1.8, ruby23- for ruby 2.3).
+(e.g. jruby- for jruby, ruby24- for ruby 2.4).
 Additionally, it adds
 .Ev GEM_BIN_SUFFIX
 and