16#include "internal/thread.h"
19static ID id_scheduler_close;
24static ID id_timeout_after;
25static ID id_kernel_sleep;
26static ID id_process_wait;
28static ID id_io_read, id_io_pread;
29static ID id_io_write, id_io_pwrite;
31static ID id_io_select;
34static ID id_address_resolve;
36static ID id_fiber_schedule;
89Init_Fiber_Scheduler(
void)
117 rb_define_method(rb_cFiberScheduler,
"process_wait", rb_fiber_scheduler_process_wait, 2);
118 rb_define_method(rb_cFiberScheduler,
"io_wait", rb_fiber_scheduler_io_wait, 3);
119 rb_define_method(rb_cFiberScheduler,
"io_read", rb_fiber_scheduler_io_read, 4);
120 rb_define_method(rb_cFiberScheduler,
"io_write", rb_fiber_scheduler_io_write, 4);
121 rb_define_method(rb_cFiberScheduler,
"io_pread", rb_fiber_scheduler_io_pread, 5);
122 rb_define_method(rb_cFiberScheduler,
"io_pwrite", rb_fiber_scheduler_io_pwrite, 5);
123 rb_define_method(rb_cFiberScheduler,
"io_select", rb_fiber_scheduler_io_select, 4);
124 rb_define_method(rb_cFiberScheduler,
"kernel_sleep", rb_fiber_scheduler_kernel_sleep, 1);
125 rb_define_method(rb_cFiberScheduler,
"address_resolve", rb_fiber_scheduler_address_resolve, 1);
126 rb_define_method(rb_cFiberScheduler,
"timeout_after", rb_fiber_scheduler_timeout_after, 3);
128 rb_define_method(rb_cFiberScheduler,
"unblock", rb_fiber_scheduler_unblock, 2);
136 VM_ASSERT(ruby_thread_has_gvl_p());
141 return thread->scheduler;
145verify_interface(
VALUE scheduler)
148 rb_raise(rb_eArgError,
"Scheduler must implement #block");
152 rb_raise(rb_eArgError,
"Scheduler must implement #unblock");
156 rb_raise(rb_eArgError,
"Scheduler must implement #kernel_sleep");
160 rb_raise(rb_eArgError,
"Scheduler must implement #io_wait");
167 VM_ASSERT(ruby_thread_has_gvl_p());
172 if (scheduler !=
Qnil) {
173 verify_interface(scheduler);
180 if (thread->scheduler !=
Qnil) {
184 thread->scheduler = scheduler;
186 return thread->scheduler;
190rb_fiber_scheduler_current_for_threadptr(
rb_thread_t *thread)
194 if (thread->blocking == 0) {
195 return thread->scheduler;
205 return rb_fiber_scheduler_current_for_threadptr(GET_THREAD());
210 return rb_fiber_scheduler_current_for_threadptr(rb_thread_ptr(thread));
226 VM_ASSERT(ruby_thread_has_gvl_p());
237 if (!UNDEF_P(result))
return result;
240 if (!UNDEF_P(result))
return result;
249 return rb_float_new((
double)timeout->tv_sec + (0.000001f * timeout->tv_usec));
269 return rb_funcall(scheduler, id_kernel_sleep, 1, timeout);
275 return rb_funcallv(scheduler, id_kernel_sleep, argc, argv);
310 VALUE arguments[] = {
311 timeout, exception, message
318rb_fiber_scheduler_timeout_afterv(
VALUE scheduler,
int argc,
VALUE * argv)
345 VALUE arguments[] = {
369 return rb_funcall(scheduler, id_block, 2, blocker, timeout);
388 VM_ASSERT(rb_obj_is_fiber(fiber));
390 return rb_funcall(scheduler, id_unblock, 2, blocker, fiber);
415 return rb_funcall(scheduler, id_io_wait, 3, io, events, timeout);
442 VALUE arguments[] = {
443 readables, writables, exceptables, timeout
488 VALUE arguments[] = {
512 VALUE arguments[] = {
550 VALUE arguments[] = {
575 VALUE arguments[] = {
585 VALUE buffer = rb_io_buffer_new(base, size, RB_IO_BUFFER_LOCKED);
589 rb_io_buffer_free_locked(buffer);
597 VALUE buffer = rb_io_buffer_new((
void*)base, size, RB_IO_BUFFER_LOCKED|RB_IO_BUFFER_READONLY);
601 rb_io_buffer_free_locked(buffer);
609 VALUE buffer = rb_io_buffer_new(base, size, RB_IO_BUFFER_LOCKED);
613 rb_io_buffer_free_locked(buffer);
621 VALUE buffer = rb_io_buffer_new((
void*)base, size, RB_IO_BUFFER_LOCKED|RB_IO_BUFFER_READONLY);
625 rb_io_buffer_free_locked(buffer);
633 VALUE arguments[] = {io};
673 VALUE arguments[] = {
#define rb_define_method(klass, mid, func, arity)
Defines klass#mid.
VALUE rb_define_class_under(VALUE outer, const char *name, VALUE super)
Defines a class under the namespace of outer.
#define SIZET2NUM
Old name of RB_SIZE2NUM.
#define Qnil
Old name of RUBY_Qnil.
VALUE rb_funcall(VALUE recv, ID mid, int n,...)
Calls a method.
VALUE rb_funcall_passing_block_kw(VALUE recv, ID mid, int argc, const VALUE *argv, int kw_splat)
Identical to rb_funcallv_passing_block(), except you can specify how to handle the last element of th...
int rb_respond_to(VALUE obj, ID mid)
Queries if the object responds to the method.
VALUE rb_check_funcall(VALUE recv, ID mid, int argc, const VALUE *argv)
Identical to rb_funcallv(), except it returns RUBY_Qundef instead of raising rb_eNoMethodError.
static ID rb_intern_const(const char *str)
This is a "tiny optimisation" over rb_intern().
VALUE rb_io_timeout(VALUE io)
Get the timeout associated with the specified io object.
@ RUBY_IO_READABLE
IO::READABLE
@ RUBY_IO_WRITABLE
IO::WRITABLE
#define RB_UINT2NUM
Just another name of rb_uint2num_inline.
#define RB_INT2NUM
Just another name of rb_int2num_inline.
#define OFFT2NUM
Converts a C's off_t into an instance of rb_cInteger.
#define PIDT2NUM
Converts a C's pid_t into an instance of rb_cInteger.
VALUE rb_fiber_scheduler_current(void)
Identical to rb_fiber_scheduler_get(), except it also returns RUBY_Qnil in case of a blocking fiber.
VALUE rb_fiber_scheduler_io_pread_memory(VALUE scheduler, VALUE io, rb_off_t from, void *base, size_t size, size_t length)
Non-blocking pread from the passed IO using a native buffer.
VALUE rb_fiber_scheduler_make_timeout(struct timeval *timeout)
Converts the passed timeout to an expression that rb_fiber_scheduler_block() etc.
VALUE rb_fiber_scheduler_io_wait_readable(VALUE scheduler, VALUE io)
Non-blocking wait until the passed IO is ready for reading.
VALUE rb_fiber_scheduler_io_read_memory(VALUE scheduler, VALUE io, void *base, size_t size, size_t length)
Non-blocking read from the passed IO using a native buffer.
VALUE rb_fiber_scheduler_io_pwrite(VALUE scheduler, VALUE io, rb_off_t from, VALUE buffer, size_t length, size_t offset)
Non-blocking write to the passed IO at the specified offset.
VALUE rb_fiber_scheduler_kernel_sleepv(VALUE scheduler, int argc, VALUE *argv)
Identical to rb_fiber_scheduler_kernel_sleep(), except it can pass multiple arguments.
VALUE rb_fiber_scheduler_io_wait(VALUE scheduler, VALUE io, VALUE events, VALUE timeout)
Non-blocking version of rb_io_wait().
VALUE rb_fiber_scheduler_io_select(VALUE scheduler, VALUE readables, VALUE writables, VALUE exceptables, VALUE timeout)
Non-blocking version of IO.select.
VALUE rb_fiber_scheduler_io_read(VALUE scheduler, VALUE io, VALUE buffer, size_t length, size_t offset)
Non-blocking read from the passed IO.
VALUE rb_fiber_scheduler_io_selectv(VALUE scheduler, int argc, VALUE *argv)
Non-blocking version of IO.select, argv variant.
VALUE rb_fiber_scheduler_process_wait(VALUE scheduler, rb_pid_t pid, int flags)
Non-blocking waitpid.
VALUE rb_fiber_scheduler_block(VALUE scheduler, VALUE blocker, VALUE timeout)
Non-blocking wait for the passed "blocker", which is for instance Thread.join or Mutex....
VALUE rb_fiber_scheduler_io_pread(VALUE scheduler, VALUE io, rb_off_t from, VALUE buffer, size_t length, size_t offset)
Non-blocking read from the passed IO at the specified offset.
VALUE rb_fiber_scheduler_io_pwrite_memory(VALUE scheduler, VALUE io, rb_off_t from, const void *base, size_t size, size_t length)
Non-blocking pwrite to the passed IO using a native buffer.
VALUE rb_fiber_scheduler_io_write(VALUE scheduler, VALUE io, VALUE buffer, size_t length, size_t offset)
Non-blocking write to the passed IO.
VALUE rb_fiber_scheduler_close(VALUE scheduler)
Closes the passed scheduler object.
VALUE rb_fiber_scheduler_current_for_thread(VALUE thread)
Identical to rb_fiber_scheduler_current(), except it queries for that of the passed thread instead of...
VALUE rb_fiber_scheduler_kernel_sleep(VALUE scheduler, VALUE duration)
Non-blocking sleep.
VALUE rb_fiber_scheduler_address_resolve(VALUE scheduler, VALUE hostname)
Non-blocking DNS lookup.
VALUE rb_fiber_scheduler_set(VALUE scheduler)
Destructively assigns the passed scheduler to that of the current thread that is calling this functio...
VALUE rb_fiber_scheduler_io_write_memory(VALUE scheduler, VALUE io, const void *base, size_t size, size_t length)
Non-blocking write to the passed IO using a native buffer.
VALUE rb_fiber_scheduler_io_wait_writable(VALUE scheduler, VALUE io)
Non-blocking wait until the passed IO is ready for writing.
VALUE rb_fiber_scheduler_io_close(VALUE scheduler, VALUE io)
Non-blocking close the given IO.
VALUE rb_fiber_scheduler_get(void)
Queries the current scheduler of the current thread that is calling this function.
VALUE rb_fiber_scheduler_unblock(VALUE scheduler, VALUE blocker, VALUE fiber)
Wakes up a fiber previously blocked using rb_fiber_scheduler_block().
VALUE rb_fiber_scheduler_fiber(VALUE scheduler, int argc, VALUE *argv, int kw_splat)
Create and schedule a non-blocking fiber.
uintptr_t ID
Type that represents a Ruby identifier such as a variable name.
uintptr_t VALUE
Type that represents a Ruby object.