method

new

v1_8_7_330 - Show latest stable - 0 notes - Class: Thread

new(...) public

Creates and runs a new thread to execute the instructions given in block. Any arguments passed to Thread::new are passed into the block.

x = Thread.new { sleep 0.1; print "x"; print "y"; print "z" }
a = Thread.new { print "a"; print "b"; sleep 0.2; print "c" }
x.join # Let the threads finish before
a.join # main thread exits...

produces:

abxyzc

Show source

/*
 *  call-seq:
 *     Thread.new([arg]*) {|args| block }   => thread
 *  
 *  Creates and runs a new thread to execute the instructions given in
 *  <i>block</i>. Any arguments passed to <code>Thread::new</code> are passed
 *  into the block.
 *     
 *     x = Thread.new { sleep 0.1; print "x"; print "y"; print "z" }
 *     a = Thread.new { print "a"; print "b"; sleep 0.2; print "c" }
 *     x.join # Let the threads finish before
 *     a.join # main thread exits...
 *     
 *  <em>produces:</em>
 *     
 *     abxyzc
 */

static VALUE
rb_thread_initialize(thread, args)
    VALUE thread, args;
{
    rb_thread_t th;

    if (!rb_block_given_p()) {
        rb_raise(rb_eThreadError, "must be called with a block");
    }
    th = rb_thread_check(thread);
    if (th->stk_max) {
        NODE *node = th->node;
        if (!node) {
            rb_raise(rb_eThreadError, "already initialized thread");
        }
        rb_raise(rb_eThreadError, "already initialized thread - %s:%d",
                 node->nd_file, nd_line(node));
    }
    return rb_thread_start_0(rb_thread_yield, args, th);
}

new

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