threaded access suppor (working this time)

ext/mysql.c

@@ -5,6 +5,7 @@
  */
 
 #include <ruby.h>
+#include <errno.h>
 #ifndef RSTRING_PTR
 #define RSTRING_PTR(str) RSTRING(str)->ptr
 #endif
@@ -755,24 +756,6 @@ static VALUE socket(VALUE obj)
     return INT2NUM(vio_fd(m->net.vio));
 }
 
-/* setnonblocking */
-/*
-static VALUE setnonblocking(VALUE obj, VALUE new_state)
-{
-    MYSQL* m = GetHandler(obj);
-    my_bool current;
-    return m->net.vio->vioblocking(m->net.vio, new_state, *current);
-}
-*/
-/* isblocking */
-/*
-static VALUE isblocking(VALUE obj)
-{
-    MYSQL* m = GetHandler(obj);
-    return m->net.vio->is_blocking(m->net.vio);
-}
-*/
-
 /* send_query */
 static VALUE send_query(VALUE obj, VALUE sql)
 {
@@ -803,12 +786,15 @@ static VALUE get_result(VALUE obj)
 }
 
 /* async_query */
+/*
+comment it out until I figure out how it works
 static VALUE async_query(VALUE obj, VALUE sql)
 {
   send_query(obj,sql);
 	rb_io_wait_readable(socket(obj));
   return get_result(obj);
 }
+*/
 
 
 #if MYSQL_VERSION_ID >= 40100
@@ -2014,7 +2000,7 @@ void Init_mysql(void)
 #endif
     rb_define_method(cMysql, "query", query, 1);
     rb_define_method(cMysql, "real_query", query, 1);
-    rb_define_method(cMysql, "async_query", async_query, 1);
+    /*rb_define_method(cMysql, "async_query", async_query, 1);*/
     rb_define_method(cMysql, "send_query", send_query, 1);
     rb_define_method(cMysql, "get_result", get_result, 0);
     rb_define_method(cMysql, "socket", socket, 0);

lib/mysqlplus.rb

@@ -0,0 +1,9 @@
+require 'mysql'
+
+class Mysql
+  def async_query(sql)
+    send_query(sql)
+    select([IO.new(socket)],nil,nil,nil)
+    get_result
+  end
+end

mysqlplus.gemspec

@@ -12,6 +12,7 @@ Gem::Specification.new do |s|
   s.files    = [ 
 		"mysqlplus.gemspec", 
 		"README",
+		"lib/mysqlplus.rb",
 		"test/test_threaded.rb",
 		"test/test_evented.rb",
 		"ext/extconf.rb",

test/test_evented.rb

@@ -1,22 +1,4 @@
-require 'mysql'
-
-class Mysql
-  attr_accessor :fiber
-  alias :old_query :query
-  def query(sql)
-    if Fiber.current[:neverblock]
-      send_query(sql)
-      @fiber = Fiber.current
-      Fiber.yield
-    else
-      old_query(sql)
-    end
-  end
-  
-  def process_command
-    @fiber.resume get_result
-  end
-end
+require 'mysqlplus'
 
 @count = 10
 @connections = {}

test/test_threaded.rb

@@ -1,4 +1,4 @@
-require 'mysql'
+require 'mysqlplus'
 
 $t = Time.now
 $connections = []
@@ -11,7 +11,7 @@ $done = 0
 $t = Time.now
 $count.times do |i|
   Thread.new do
-    $connections[i].async_query('select sleep(0.1)').each{|r|puts "#{i}:#{r}"}
+    $connections[i].async_query('select sleep(1)').each{|r|puts "#{i}:#{r}"}
     $done = $done + 1
     puts Time.now - $t if $done == $count
   end