Ruby  2.0.0p247(2013-06-27revision41674)
Data Structures | Macros | Typedefs | Enumerations | Functions | Variables
thread.c File Reference
#include "eval_intern.h"
#include "gc.h"
#include "internal.h"
#include "ruby/io.h"
#include "ruby/thread.h"

Go to the source code of this file.

Data Structures

struct  rb_blocking_region_buffer
 
struct  rb_mutex_struct
 
struct  join_arg
 
struct  select_args
 
struct  thgroup
 
struct  thgroup_list_params
 
struct  exec_recursive_params
 

Macros

#define __USE_FORTIFY_LEVEL   0
 
#define USE_NATIVE_THREAD_PRIORITY   0
 
#define RUBY_THREAD_PRIORITY_MAX   3
 
#define RUBY_THREAD_PRIORITY_MIN   -3
 
#define THREAD_DEBUG   0
 
#define TIMET_MAX   (~(time_t)0 <= 0 ? (time_t)((~(unsigned_time_t)0) >> 1) : (time_t)(~(unsigned_time_t)0))
 
#define TIMET_MIN   (~(time_t)0 <= 0 ? (time_t)(((unsigned_time_t)1) << (sizeof(time_t) * CHAR_BIT - 1)) : (time_t)0)
 
#define eKillSignal   INT2FIX(0)
 
#define eTerminateSignal   INT2FIX(1)
 
#define closed_stream_error   GET_VM()->special_exceptions[ruby_error_closed_stream]
 
#define THREAD_SYSTEM_DEPENDENT_IMPLEMENTATION
 
#define RB_GC_SAVE_MACHINE_REGISTER_STACK(th)
 
#define RB_GC_SAVE_MACHINE_CONTEXT(th)
 
#define GVL_UNLOCK_BEGIN()
 
#define GVL_UNLOCK_END()
 
#define only_if_constant(expr, notconst)   notconst
 
#define BLOCKING_REGION(exec, ubf, ubfarg, fail_if_interrupted)
 
#define thread_debug   if(0)printf
 
#define thread_start_func_2(th, st, rst)   thread_start_func_2(th, st)
 
#define DELAY_INFTY   1E30
 
#define rb_fd_rcopy(d, s)   (*(d) = *(s))
 
#define GetMutexPtr(obj, tobj)   TypedData_Get_Struct((obj), rb_mutex_t, &mutex_data_type, (tobj))
 
#define mutex_mark   NULL
 
#define GetThreadShieldPtr(obj)   ((VALUE)rb_check_typeddata((obj), &thread_shield_data_type))
 
#define THREAD_SHIELD_WAITING_MASK   (FL_USER0|FL_USER1|FL_USER2|FL_USER3|FL_USER4|FL_USER5|FL_USER6|FL_USER7|FL_USER8|FL_USER9|FL_USER10|FL_USER11|FL_USER12|FL_USER13|FL_USER14|FL_USER15|FL_USER16|FL_USER17|FL_USER18|FL_USER19)
 
#define THREAD_SHIELD_WAITING_SHIFT   (FL_USHIFT)
 
#define rb_thread_shield_waiting(b)   (int)((RBASIC(b)->flags&THREAD_SHIELD_WAITING_MASK)>>THREAD_SHIELD_WAITING_SHIFT)
 
#define OBJ_ID_EQL(obj_id, other)   ((obj_id) == (other))
 
#define rb_intern(str)   rb_intern_const(str)
 

Typedefs

typedef struct rb_mutex_struct rb_mutex_t
 

Enumerations

enum  handle_interrupt_timing { INTERRUPT_NONE, INTERRUPT_IMMEDIATE, INTERRUPT_ON_BLOCKING, INTERRUPT_NEVER }
 

Functions

static void sleep_timeval (rb_thread_t *th, struct timeval time, int spurious_check)
 
static void sleep_wait_for_interrupt (rb_thread_t *th, double sleepsec, int spurious_check)
 
static void sleep_forever (rb_thread_t *th, int nodeadlock, int spurious_check)
 
static double timeofday (void)
 
static int rb_threadptr_dead (rb_thread_t *th)
 
static void rb_check_deadlock (rb_vm_t *vm)
 
static int rb_threadptr_pending_interrupt_empty_p (rb_thread_t *th)
 
static void st_delete_wrap (st_table *table, st_data_t key)
 
static int set_unblock_function (rb_thread_t *th, rb_unblock_function_t *func, void *arg, struct rb_unblock_callback *old, int fail_if_interrupted)
 
static void reset_unblock_function (rb_thread_t *th, const struct rb_unblock_callback *old)
 
static int blocking_region_begin (rb_thread_t *th, struct rb_blocking_region_buffer *region, rb_unblock_function_t *ubf, void *arg, int fail_if_interrupted)
 
static void blocking_region_end (rb_thread_t *th, struct rb_blocking_region_buffer *region)
 
 NOINLINE (static int thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_start))
 
static void timer_thread_function (void *)
 
void rb_vm_gvl_destroy (rb_vm_t *vm)
 
void rb_thread_lock_unlock (rb_thread_lock_t *lock)
 
void rb_thread_lock_destroy (rb_thread_lock_t *lock)
 
static void rb_threadptr_interrupt_common (rb_thread_t *th, int trap)
 
void rb_threadptr_interrupt (rb_thread_t *th)
 
void rb_threadptr_trap_interrupt (rb_thread_t *th)
 
static int terminate_i (st_data_t key, st_data_t val, rb_thread_t *main_thread)
 
static void rb_mutex_abandon_all (rb_mutex_t *mutexes)
 
static const char * rb_mutex_unlock_th (rb_mutex_t *mutex, rb_thread_t volatile *th)
 
void rb_threadptr_unlock_all_locking_mutexes (rb_thread_t *th)
 
void rb_thread_terminate_all (void)
 
static void thread_cleanup_func_before_exec (void *th_ptr)
 
static void thread_cleanup_func (void *th_ptr, int atfork)
 
static VALUE rb_threadptr_raise (rb_thread_t *, int, VALUE *)
 
void ruby_thread_init_stack (rb_thread_t *th)
 
static int thread_start_func_2 (rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_start)
 
static VALUE thread_create_core (VALUE thval, VALUE args, VALUE(*fn)(ANYARGS))
 
static VALUE thread_s_new (int argc, VALUE *argv, VALUE klass)
 
static VALUE thread_start (VALUE klass, VALUE args)
 
static VALUE thread_initialize (VALUE thread, VALUE args)
 
VALUE rb_thread_create (VALUE(*fn)(ANYARGS), void *arg)
 
static VALUE remove_from_join_list (VALUE arg)
 
static VALUE thread_join_sleep (VALUE arg)
 
static VALUE thread_join (rb_thread_t *target_th, double delay)
 
static VALUE thread_join_m (int argc, VALUE *argv, VALUE self)
 
static VALUE thread_value (VALUE self)
 
static struct timeval double2timeval (double d)
 
static void getclockofday (struct timeval *tp)
 
void rb_thread_sleep_forever (void)
 
static void rb_thread_sleep_deadly (void)
 
static void sleep_for_polling (rb_thread_t *th)
 
void rb_thread_wait_for (struct timeval time)
 
void rb_thread_polling (void)
 
void rb_thread_check_ints (void)
 
int rb_thread_check_trap_pending (void)
 
int rb_thread_interrupted (VALUE thval)
 
void rb_thread_sleep (int sec)
 
static void rb_thread_schedule_limits (unsigned long limits_us)
 
void rb_thread_schedule (void)
 
struct rb_blocking_region_bufferrb_thread_blocking_region_begin (void)
 
void rb_thread_blocking_region_end (struct rb_blocking_region_buffer *region)
 
static voidcall_without_gvl (void *(*func)(void *), void *data1, rb_unblock_function_t *ubf, void *data2, int fail_if_interrupted)
 
voidrb_thread_call_without_gvl2 (void *(*func)(void *), void *data1, rb_unblock_function_t *ubf, void *data2)
 
voidrb_thread_call_without_gvl (void *(*func)(void *data), void *data1, rb_unblock_function_t *ubf, void *data2)
 
VALUE rb_thread_io_blocking_region (rb_blocking_function_t *func, void *data1, int fd)
 
VALUE rb_thread_blocking_region (rb_blocking_function_t *func, void *data1, rb_unblock_function_t *ubf, void *data2)
 
voidrb_thread_call_with_gvl (void *(*func)(void *), void *data1)
 
int ruby_thread_has_gvl_p (void)
 
static VALUE thread_s_pass (VALUE klass)
 
void rb_threadptr_pending_interrupt_clear (rb_thread_t *th)
 
void rb_threadptr_pending_interrupt_enque (rb_thread_t *th, VALUE v)
 
static enum handle_interrupt_timing rb_threadptr_pending_interrupt_check_mask (rb_thread_t *th, VALUE err)
 
static int rb_threadptr_pending_interrupt_include_p (rb_thread_t *th, VALUE err)
 
static VALUE rb_threadptr_pending_interrupt_deque (rb_thread_t *th, enum handle_interrupt_timing timing)
 
int rb_threadptr_pending_interrupt_active_p (rb_thread_t *th)
 
static int handle_interrupt_arg_check_i (VALUE key, VALUE val)
 
static VALUE rb_thread_s_handle_interrupt (VALUE self, VALUE mask_arg)
 
static VALUE rb_thread_pending_interrupt_p (int argc, VALUE *argv, VALUE target_thread)
 
static VALUE rb_thread_s_pending_interrupt_p (int argc, VALUE *argv, VALUE self)
 
static void rb_threadptr_to_kill (rb_thread_t *th)
 
void rb_threadptr_execute_interrupts (rb_thread_t *th, int blocking_timing)
 
void rb_thread_execute_interrupts (VALUE thval)
 
static void rb_threadptr_ready (rb_thread_t *th)
 
void rb_threadptr_signal_raise (rb_thread_t *th, int sig)
 
void rb_threadptr_signal_exit (rb_thread_t *th)
 
void ruby_thread_stack_overflow (rb_thread_t *th)
 
int rb_threadptr_set_raised (rb_thread_t *th)
 
int rb_threadptr_reset_raised (rb_thread_t *th)
 
static int thread_fd_close_i (st_data_t key, st_data_t val, st_data_t data)
 
void rb_thread_fd_close (int fd)
 
static VALUE thread_raise_m (int argc, VALUE *argv, VALUE self)
 
VALUE rb_thread_kill (VALUE thread)
 
static VALUE rb_thread_s_kill (VALUE obj, VALUE th)
 
static VALUE rb_thread_exit (void)
 
VALUE rb_thread_wakeup (VALUE thread)
 
VALUE rb_thread_wakeup_alive (VALUE thread)
 
VALUE rb_thread_run (VALUE thread)
 
VALUE rb_thread_stop (void)
 
static int thread_list_i (st_data_t key, st_data_t val, void *data)
 
VALUE rb_thread_list (void)
 
VALUE rb_thread_current (void)
 
static VALUE thread_s_current (VALUE klass)
 
VALUE rb_thread_main (void)
 
static VALUE rb_thread_s_main (VALUE klass)
 
static VALUE rb_thread_s_abort_exc (void)
 
static VALUE rb_thread_s_abort_exc_set (VALUE self, VALUE val)
 
static VALUE rb_thread_abort_exc (VALUE thread)
 
static VALUE rb_thread_abort_exc_set (VALUE thread, VALUE val)
 
VALUE rb_thread_group (VALUE thread)
 
static const char * thread_status_name (rb_thread_t *th)
 
static VALUE rb_thread_status (VALUE thread)
 
static VALUE rb_thread_alive_p (VALUE thread)
 
static VALUE rb_thread_stop_p (VALUE thread)
 
static VALUE rb_thread_safe_level (VALUE thread)
 
static VALUE rb_thread_inspect (VALUE thread)
 
VALUE rb_thread_local_aref (VALUE thread, ID id)
 
static VALUE rb_thread_aref (VALUE thread, VALUE id)
 
VALUE rb_thread_local_aset (VALUE thread, ID id, VALUE val)
 
static VALUE rb_thread_aset (VALUE self, VALUE id, VALUE val)
 
static VALUE rb_thread_variable_get (VALUE thread, VALUE id)
 
static VALUE rb_thread_variable_set (VALUE thread, VALUE id, VALUE val)
 
static VALUE rb_thread_key_p (VALUE self, VALUE key)
 
static int thread_keys_i (ID key, VALUE value, VALUE ary)
 
static int vm_living_thread_num (rb_vm_t *vm)
 
int rb_thread_alone (void)
 
static VALUE rb_thread_keys (VALUE self)
 
static int keys_i (VALUE key, VALUE value, VALUE ary)
 
static VALUE rb_thread_variables (VALUE thread)
 
static VALUE rb_thread_variable_p (VALUE thread, VALUE key)
 
static VALUE rb_thread_priority (VALUE thread)
 
static VALUE rb_thread_priority_set (VALUE thread, VALUE prio)
 
static int do_select (int n, rb_fdset_t *read, rb_fdset_t *write, rb_fdset_t *except, struct timeval *timeout)
 
static void rb_thread_wait_fd_rw (int fd, int read)
 
void rb_thread_wait_fd (int fd)
 
int rb_thread_fd_writable (int fd)
 
int rb_thread_select (int max, fd_set *read, fd_set *write, fd_set *except, struct timeval *timeout)
 
int rb_thread_fd_select (int max, rb_fdset_t *read, rb_fdset_t *write, rb_fdset_t *except, struct timeval *timeout)
 
static rb_fdset_tinit_set_fd (int fd, rb_fdset_t *fds)
 
static VALUE select_single (VALUE ptr)
 
static VALUE select_single_cleanup (VALUE ptr)
 
int rb_wait_for_single_fd (int fd, int events, struct timeval *tv)
 
void rb_gc_set_stack_end (VALUE **stack_end_p)
 
void rb_threadptr_check_signal (rb_thread_t *mth)
 
void rb_thread_stop_timer_thread (int close_anyway)
 
void rb_thread_reset_timer_thread (void)
 
void rb_thread_start_timer_thread (void)
 
static int clear_coverage_i (st_data_t key, st_data_t val, st_data_t dummy)
 
static void clear_coverage (void)
 
static void rb_thread_atfork_internal (int(*atfork)(st_data_t, st_data_t, st_data_t))
 
static int terminate_atfork_i (st_data_t key, st_data_t val, st_data_t current_th)
 
void rb_thread_atfork (void)
 
static int terminate_atfork_before_exec_i (st_data_t key, st_data_t val, st_data_t current_th)
 
void rb_thread_atfork_before_exec (void)
 
static size_t thgroup_memsize (const void *ptr)
 
static VALUE thgroup_s_alloc (VALUE klass)
 
static int thgroup_list_i (st_data_t key, st_data_t val, st_data_t data)
 
static VALUE thgroup_list (VALUE group)
 
static VALUE thgroup_enclose (VALUE group)
 
static VALUE thgroup_enclosed_p (VALUE group)
 
static VALUE thgroup_add (VALUE group, VALUE thread)
 
static void mutex_free (void *ptr)
 
static size_t mutex_memsize (const void *ptr)
 
VALUE rb_obj_is_mutex (VALUE obj)
 
static VALUE mutex_alloc (VALUE klass)
 
static VALUE mutex_initialize (VALUE self)
 
VALUE rb_mutex_new (void)
 
VALUE rb_mutex_locked_p (VALUE self)
 
static void mutex_locked (rb_thread_t *th, VALUE self)
 
VALUE rb_mutex_trylock (VALUE self)
 
static int lock_func (rb_thread_t *th, rb_mutex_t *mutex, int timeout_ms)
 
static void lock_interrupt (void *ptr)
 
VALUE rb_mutex_lock (VALUE self)
 
VALUE rb_mutex_owned_p (VALUE self)
 
VALUE rb_mutex_unlock (VALUE self)
 
static VALUE rb_mutex_sleep_forever (VALUE time)
 
static VALUE rb_mutex_wait_for (VALUE time)
 
VALUE rb_mutex_sleep (VALUE self, VALUE timeout)
 
static VALUE mutex_sleep (int argc, VALUE *argv, VALUE self)
 
VALUE rb_mutex_synchronize (VALUE mutex, VALUE(*func)(VALUE arg), VALUE arg)
 
static VALUE rb_mutex_synchronize_m (VALUE self, VALUE args)
 
void rb_mutex_allow_trap (VALUE self, int val)
 
static void thread_shield_mark (void *ptr)
 
static VALUE thread_shield_alloc (VALUE klass)
 
static void rb_thread_shield_waiting_inc (VALUE b)
 
static void rb_thread_shield_waiting_dec (VALUE b)
 
VALUE rb_thread_shield_new (void)
 
VALUE rb_thread_shield_wait (VALUE self)
 
VALUE rb_thread_shield_release (VALUE self)
 
VALUE rb_thread_shield_destroy (VALUE self)
 
static VALUE recursive_list_access (void)
 
static VALUE recursive_check (VALUE list, VALUE obj_id, VALUE paired_obj_id)
 
static void recursive_push (VALUE list, VALUE obj, VALUE paired_obj)
 
static void recursive_pop (VALUE list, VALUE obj, VALUE paired_obj)
 
static VALUE exec_recursive_i (VALUE tag, struct exec_recursive_params *p)
 
static VALUE exec_recursive (VALUE(*func)(VALUE, VALUE, int), VALUE obj, VALUE pairid, VALUE arg, int outer)
 
VALUE rb_exec_recursive (VALUE(*func)(VALUE, VALUE, int), VALUE obj, VALUE arg)
 
VALUE rb_exec_recursive_paired (VALUE(*func)(VALUE, VALUE, int), VALUE obj, VALUE paired_obj, VALUE arg)
 
VALUE rb_exec_recursive_outer (VALUE(*func)(VALUE, VALUE, int), VALUE obj, VALUE arg)
 
static VALUE rb_thread_backtrace_m (int argc, VALUE *argv, VALUE thval)
 
static VALUE rb_thread_backtrace_locations_m (int argc, VALUE *argv, VALUE thval)
 
void Init_Thread (void)
 
int ruby_native_thread_p (void)
 
static int check_deadlock_i (st_data_t key, st_data_t val, int *found)
 
static void update_coverage (rb_event_flag_t event, VALUE proc, VALUE self, ID id, VALUE klass)
 
VALUE rb_get_coverages (void)
 
void rb_set_coverages (VALUE coverages)
 
void rb_reset_coverages (void)
 
VALUE rb_uninterruptible (VALUE(*b_proc)(ANYARGS), VALUE data)
 

Variables

VALUE rb_cMutex
 
VALUE rb_cThreadShield
 
static VALUE sym_immediate
 
static VALUE sym_on_blocking
 
static VALUE sym_never
 
static volatile int system_working = 1
 
static const rb_data_type_t thgroup_data_type
 
static const rb_data_type_t mutex_data_type
 
static const rb_thread_tpatrol_thread = NULL
 
static const rb_data_type_t thread_shield_data_type
 
static ID recursive_key
 

Macro Definition Documentation

#define __USE_FORTIFY_LEVEL   0

Definition at line 56 of file thread.c.

#define BLOCKING_REGION (   exec,
  ubf,
  ubfarg,
  fail_if_interrupted 
)
Value:
do { \
struct rb_blocking_region_buffer __region; \
if (blocking_region_begin(__th, &__region, (ubf), (ubfarg), fail_if_interrupted) || \
/* always return true unless fail_if_interrupted */ \
!only_if_constant(fail_if_interrupted, TRUE)) { \
exec; \
blocking_region_end(__th, &__region); \
}; \
} while(0)
static void blocking_region_end(rb_thread_t *th, struct rb_blocking_region_buffer *region)
Definition: thread.c:1169
static int blocking_region_begin(rb_thread_t *th, struct rb_blocking_region_buffer *region, rb_unblock_function_t *ubf, void *arg, int fail_if_interrupted)
Definition: thread.c:1151
#define only_if_constant(expr, notconst)
Definition: thread.c:150
#define TRUE
Definition: nkf.h:175
if(RB_TYPE_P(r, T_FLOAT))
Definition: bigdecimal.c:1186
struct rb_thread_struct rb_thread_t
static rb_thread_t * GET_THREAD(void)
Definition: vm_core.h:883

Definition at line 152 of file thread.c.

Referenced by call_without_gvl(), do_select(), and rb_thread_io_blocking_region().

#define closed_stream_error   GET_VM()->special_exceptions[ruby_error_closed_stream]

Definition at line 98 of file thread.c.

Referenced by Init_Thread().

#define DELAY_INFTY   1E30

Definition at line 729 of file thread.c.

Referenced by thread_join(), thread_join_m(), and thread_value().

#define eKillSignal   INT2FIX(0)

Definition at line 94 of file thread.c.

Referenced by rb_thread_kill(), and rb_threadptr_execute_interrupts().

#define eTerminateSignal   INT2FIX(1)

Definition at line 95 of file thread.c.

Referenced by rb_threadptr_execute_interrupts(), and terminate_i().

#define GetMutexPtr (   obj,
  tobj 
)    TypedData_Get_Struct((obj), rb_mutex_t, &mutex_data_type, (tobj))
#define GetThreadShieldPtr (   obj)    ((VALUE)rb_check_typeddata((obj), &thread_shield_data_type))
#define GVL_UNLOCK_BEGIN ( )
Value:
do { \
rb_thread_t *_th_stored = GET_THREAD(); \
gvl_release(_th_stored->vm);
#define RB_GC_SAVE_MACHINE_CONTEXT(th)
Definition: thread.c:129
struct rb_thread_struct rb_thread_t
static rb_thread_t * GET_THREAD(void)
Definition: vm_core.h:883

Definition at line 137 of file thread.c.

Referenced by rb_mutex_lock().

#define GVL_UNLOCK_END ( )
Value:
gvl_acquire(_th_stored->vm, _th_stored); \
rb_thread_set_current(_th_stored); \
} while(0)
#define rb_thread_set_current(th)
Definition: vm_core.h:896

Definition at line 142 of file thread.c.

Referenced by rb_mutex_lock().

#define mutex_mark   NULL

Definition at line 4104 of file thread.c.

#define OBJ_ID_EQL (   obj_id,
  other 
)    ((obj_id) == (other))

Referenced by recursive_check().

#define only_if_constant (   expr,
  notconst 
)    notconst

Definition at line 150 of file thread.c.

#define rb_fd_rcopy (   d,
  s 
)    (*(d) = *(s))

Definition at line 3330 of file thread.c.

Referenced by rb_thread_select().

#define RB_GC_SAVE_MACHINE_CONTEXT (   th)
Value:
do { \
setjmp((th)->machine_regs); \
SET_MACHINE_STACK_END(&(th)->machine_stack_end); \
} while (0)
static VALUE VALUE th
Definition: tcltklib.c:2948
#define FLUSH_REGISTER_WINDOWS
Definition: ripper.y:299
#define SET_MACHINE_STACK_END(p)
Definition: gc.h:11
#define RB_GC_SAVE_MACHINE_REGISTER_STACK(th)
Definition: thread.c:127

Definition at line 129 of file thread.c.

Referenced by blocking_region_begin(), and rb_thread_schedule_limits().

#define RB_GC_SAVE_MACHINE_REGISTER_STACK (   th)

Definition at line 127 of file thread.c.

#define rb_intern (   str)    rb_intern_const(str)
#define rb_thread_shield_waiting (   b)    (int)((RBASIC(b)->flags&THREAD_SHIELD_WAITING_MASK)>>THREAD_SHIELD_WAITING_SHIFT)
#define RUBY_THREAD_PRIORITY_MAX   3

Definition at line 68 of file thread.c.

Referenced by rb_thread_priority_set().

#define RUBY_THREAD_PRIORITY_MIN   -3

Definition at line 69 of file thread.c.

Referenced by rb_thread_priority_set().

#define THREAD_DEBUG   0

Definition at line 73 of file thread.c.

#define thread_debug   if(0)printf

Definition at line 4569 of file thread.c.

Referenced by rb_thread_shield_waiting_dec(), and rb_thread_shield_waiting_inc().

#define THREAD_SHIELD_WAITING_SHIFT   (FL_USHIFT)

Definition at line 4570 of file thread.c.

Referenced by rb_thread_shield_waiting_dec(), and rb_thread_shield_waiting_inc().

#define thread_start_func_2 (   th,
  st,
  rst 
)    thread_start_func_2(th, st)

Definition at line 215 of file thread.c.

#define THREAD_SYSTEM_DEPENDENT_IMPLEMENTATION

Definition at line 108 of file thread.c.

#define TIMET_MAX   (~(time_t)0 <= 0 ? (time_t)((~(unsigned_time_t)0) >> 1) : (time_t)(~(unsigned_time_t)0))

Definition at line 76 of file thread.c.

Referenced by double2timeval(), and sleep_timeval().

#define TIMET_MIN   (~(time_t)0 <= 0 ? (time_t)(((unsigned_time_t)1) << (sizeof(time_t) * CHAR_BIT - 1)) : (time_t)0)

Definition at line 77 of file thread.c.

#define USE_NATIVE_THREAD_PRIORITY   0

Definition at line 67 of file thread.c.

Typedef Documentation

typedef struct rb_mutex_struct rb_mutex_t

Enumeration Type Documentation

Enumerator
INTERRUPT_NONE 
INTERRUPT_IMMEDIATE 
INTERRUPT_ON_BLOCKING 
INTERRUPT_NEVER 

Definition at line 1501 of file thread.c.

Function Documentation

static int blocking_region_begin ( rb_thread_t th,
struct rb_blocking_region_buffer region,
rb_unblock_function_t ubf,
void arg,
int  fail_if_interrupted 
)
inlinestatic
static void blocking_region_end ( rb_thread_t th,
struct rb_blocking_region_buffer region 
)
inlinestatic
static void* call_without_gvl ( void *(*)(void *)  func,
void data1,
rb_unblock_function_t ubf,
void data2,
int  fail_if_interrupted 
)
static
static int check_deadlock_i ( st_data_t  key,
st_data_t  val,
int found 
)
static
static void clear_coverage ( void  )
static

Definition at line 3803 of file thread.c.

References clear_coverage_i(), rb_get_coverages(), RHASH_TBL, RTEST, and st_foreach().

Referenced by rb_thread_atfork_internal().

static int clear_coverage_i ( st_data_t  key,
st_data_t  val,
st_data_t  dummy 
)
static

Definition at line 3789 of file thread.c.

References i, INT2FIX, Qnil, RARRAY_LEN, RARRAY_PTR(), and ST_CONTINUE.

Referenced by clear_coverage().

static int do_select ( int  n,
rb_fdset_t read,
rb_fdset_t write,
rb_fdset_t except,
struct timeval timeout 
)
static
static struct timeval double2timeval ( double  d)
static

Definition at line 918 of file thread.c.

References d, int, isinf(), time, TIMET_MAX, timeval::tv_sec, and timeval::tv_usec.

Referenced by sleep_wait_for_interrupt().

static VALUE exec_recursive ( VALUE(*)(VALUE, VALUE, int func,
VALUE  obj,
VALUE  pairid,
VALUE  arg,
int  outer 
)
static
static VALUE exec_recursive_i ( VALUE  tag,
struct exec_recursive_params p 
)
static
static void getclockofday ( struct timeval tp)
static

Definition at line 962 of file thread.c.

References gettimeofday(), NULL, timespec::tv_nsec, timeval::tv_sec, timespec::tv_sec, and timeval::tv_usec.

Referenced by sleep_timeval().

static int handle_interrupt_arg_check_i ( VALUE  key,
VALUE  val 
)
static
static rb_fdset_t* init_set_fd ( int  fd,
rb_fdset_t fds 
)
static

Definition at line 3633 of file thread.c.

References rb_fd_init, and rb_fd_set.

Referenced by rb_wait_for_single_fd().

void Init_Thread ( void  )

Definition at line 4940 of file thread.c.

References closed_stream_error, GET_THREAD(), ID2SYM, rb_thread_struct::interrupt_lock, rb_thread_struct::interrupt_mask, mutex_alloc(), mutex_initialize(), mutex_sleep(), OBJ_FREEZE, OBJ_TAINT, rb_thread_struct::pending_interrupt_mask_stack, rb_thread_struct::pending_interrupt_queue, rb_thread_struct::pending_interrupt_queue_checked, rb_ary_tmp_new(), rb_cMutex, rb_cObject, rb_cThread, rb_define_alloc_func(), rb_define_class(), rb_define_const(), rb_define_method(), rb_define_singleton_method(), rb_eIOError, rb_eStandardError, rb_eThreadError, rb_exc_new2(), rb_intern, rb_mutex_lock(), rb_mutex_locked_p(), rb_mutex_owned_p(), rb_mutex_synchronize_m(), rb_mutex_trylock(), rb_mutex_unlock(), rb_obj_alloc(), rb_thread_abort_exc(), rb_thread_abort_exc_set(), rb_thread_alive_p(), rb_thread_aref(), rb_thread_aset(), rb_thread_backtrace_locations_m(), rb_thread_backtrace_m(), rb_thread_exit(), rb_thread_group(), rb_thread_inspect(), rb_thread_key_p(), rb_thread_keys(), rb_thread_kill(), rb_thread_list(), rb_thread_pending_interrupt_p(), rb_thread_priority(), rb_thread_priority_set(), rb_thread_run(), rb_thread_s_abort_exc(), rb_thread_s_abort_exc_set(), rb_thread_s_handle_interrupt(), rb_thread_s_kill(), rb_thread_s_main(), rb_thread_s_pending_interrupt_p(), rb_thread_safe_level(), rb_thread_stop(), rb_thread_stop_p(), rb_thread_variable_get(), rb_thread_variable_p(), rb_thread_variable_set(), rb_thread_variables(), rb_thread_wakeup(), sym_immediate, sym_never, sym_on_blocking, rb_thread_struct::thgroup, thgroup_add(), rb_vm_struct::thgroup_default, thgroup_enclose(), thgroup_enclosed_p(), thgroup_list(), thgroup_s_alloc(), rb_vm_struct::thread_destruct_lock, thread_initialize(), thread_join_m(), thread_raise_m(), thread_s_current(), thread_s_new(), thread_s_pass(), thread_start(), thread_value(), rb_thread_struct::vm, and void.

static int keys_i ( VALUE  key,
VALUE  value,
VALUE  ary 
)
static

Definition at line 2942 of file thread.c.

References rb_ary_push(), and ST_CONTINUE.

Referenced by rb_thread_variables().

static int lock_func ( rb_thread_t th,
rb_mutex_t mutex,
int  timeout_ms 
)
static
static void lock_interrupt ( void ptr)
static

Definition at line 4267 of file thread.c.

References rb_mutex_struct::cond, rb_mutex_struct::cond_waiting, and rb_mutex_struct::lock.

Referenced by rb_mutex_lock().

static VALUE mutex_alloc ( VALUE  klass)
static
static void mutex_free ( void ptr)
static
static VALUE mutex_initialize ( VALUE  self)
static

Definition at line 4163 of file thread.c.

Referenced by Init_Thread().

static void mutex_locked ( rb_thread_t th,
VALUE  self 
)
static
static size_t mutex_memsize ( const void ptr)
static

Definition at line 4123 of file thread.c.

static VALUE mutex_sleep ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 4500 of file thread.c.

References rb_mutex_sleep(), and rb_scan_args().

Referenced by Init_Thread().

NOINLINE ( static int   thread_start_func_2rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_start)
static void rb_check_deadlock ( rb_vm_t vm)
static
VALUE rb_exec_recursive ( VALUE(*)(VALUE, VALUE, int func,
VALUE  obj,
VALUE  arg 
)
VALUE rb_exec_recursive_outer ( VALUE(*)(VALUE, VALUE, int func,
VALUE  obj,
VALUE  arg 
)

Definition at line 4880 of file thread.c.

References exec_recursive(), and func.

Referenced by range_hash(), rb_ary_hash(), rb_hash_hash(), and rb_struct_hash().

VALUE rb_exec_recursive_paired ( VALUE(*)(VALUE, VALUE, int func,
VALUE  obj,
VALUE  paired_obj,
VALUE  arg 
)
void rb_gc_set_stack_end ( VALUE **  stack_end_p)

Definition at line 3714 of file thread.c.

VALUE rb_get_coverages ( void  )

Definition at line 5155 of file thread.c.

References GET_VM.

Referenced by clear_coverage(), coverage(), prepare_iseq_build(), rb_coverage_result(), and rb_coverage_start().

static void rb_mutex_abandon_all ( rb_mutex_t mutexes)
static

Definition at line 4440 of file thread.c.

References rb_mutex_struct::next_mutex, and rb_mutex_struct::th.

Referenced by terminate_atfork_i().

void rb_mutex_allow_trap ( VALUE  self,
int  val 
)

Definition at line 4540 of file thread.c.

References rb_mutex_struct::allow_trap, GetMutexPtr, m, and val.

Referenced by io_binwrite().

VALUE rb_mutex_lock ( VALUE  self)
VALUE rb_mutex_locked_p ( VALUE  self)

Definition at line 4181 of file thread.c.

References GetMutexPtr, Qfalse, Qtrue, and rb_mutex_struct::th.

Referenced by Init_Thread().

VALUE rb_mutex_new ( void  )

Definition at line 4169 of file thread.c.

References mutex_alloc(), and rb_cMutex.

Referenced by io_binwrite().

VALUE rb_mutex_owned_p ( VALUE  self)

Definition at line 4367 of file thread.c.

References GET_THREAD(), GetMutexPtr, Qfalse, Qtrue, and rb_mutex_struct::th.

Referenced by finish_writeconv(), Init_Thread(), and io_flush_buffer().

VALUE rb_mutex_sleep ( VALUE  self,
VALUE  timeout 
)
static VALUE rb_mutex_sleep_forever ( VALUE  time)
static

Definition at line 4453 of file thread.c.

References GET_THREAD(), Qnil, and sleep_forever().

Referenced by rb_mutex_sleep().

VALUE rb_mutex_synchronize ( VALUE  mutex,
VALUE(*)(VALUE arg func,
VALUE  arg 
)
static VALUE rb_mutex_synchronize_m ( VALUE  self,
VALUE  args 
)
static

Definition at line 4531 of file thread.c.

References Qundef, rb_block_given_p(), rb_eThreadError, rb_mutex_synchronize(), rb_raise(), and rb_yield().

Referenced by Init_Thread().

VALUE rb_mutex_trylock ( VALUE  self)
VALUE rb_mutex_unlock ( VALUE  self)
static const char * rb_mutex_unlock_th ( rb_mutex_t mutex,
rb_thread_t volatile *  th 
)
static
static VALUE rb_mutex_wait_for ( VALUE  time)
static

Definition at line 4460 of file thread.c.

References GET_THREAD(), Qnil, sleep_timeval(), and t.

Referenced by rb_mutex_sleep().

VALUE rb_obj_is_mutex ( VALUE  obj)

Definition at line 4134 of file thread.c.

References Qfalse, Qtrue, and rb_typeddata_is_kind_of().

Referenced by rb_objspace_call_finalizer().

void rb_reset_coverages ( void  )

Definition at line 5168 of file thread.c.

References GET_VM, Qfalse, rb_remove_event_hook(), and update_coverage().

Referenced by rb_coverage_result().

void rb_set_coverages ( VALUE  coverages)

Definition at line 5161 of file thread.c.

References GET_VM, Qnil, rb_add_event_hook(), RUBY_EVENT_COVERAGE, and update_coverage().

Referenced by rb_coverage_start().

static VALUE rb_thread_abort_exc ( VALUE  thread)
static

Definition at line 2452 of file thread.c.

References rb_thread_struct::abort_on_exception, GetThreadPtr, Qfalse, Qtrue, and th.

Referenced by Init_Thread().

static VALUE rb_thread_abort_exc_set ( VALUE  thread,
VALUE  val 
)
static

Definition at line 2470 of file thread.c.

References rb_thread_struct::abort_on_exception, GetThreadPtr, rb_secure(), RTEST, th, and val.

Referenced by Init_Thread().

static VALUE rb_thread_alive_p ( VALUE  thread)
static

Definition at line 2583 of file thread.c.

References GetThreadPtr, Qfalse, Qtrue, rb_threadptr_dead(), and th.

Referenced by !RTEST(), if(), Init_Thread(), and while().

int rb_thread_alone ( void  )
static VALUE rb_thread_aref ( VALUE  thread,
VALUE  id 
)
static

Definition at line 2742 of file thread.c.

References rb_thread_local_aref(), and rb_to_id().

Referenced by Init_Thread().

static VALUE rb_thread_aset ( VALUE  self,
VALUE  id,
VALUE  val 
)
static

Definition at line 2781 of file thread.c.

References rb_thread_local_aset(), and rb_to_id().

Referenced by Init_Thread().

void rb_thread_atfork ( void  )
void rb_thread_atfork_before_exec ( void  )

Definition at line 3868 of file thread.c.

References rb_thread_atfork_internal(), and terminate_atfork_before_exec_i().

static void rb_thread_atfork_internal ( int(*)(st_data_t, st_data_t, st_data_t atfork)
static
static VALUE rb_thread_backtrace_locations_m ( int  argc,
VALUE argv,
VALUE  thval 
)
static

Definition at line 4911 of file thread.c.

References vm_thread_backtrace_locations().

Referenced by Init_Thread().

static VALUE rb_thread_backtrace_m ( int  argc,
VALUE argv,
VALUE  thval 
)
static

Definition at line 4894 of file thread.c.

References vm_thread_backtrace().

Referenced by Init_Thread().

VALUE rb_thread_blocking_region ( rb_blocking_function_t func,
void data1,
rb_unblock_function_t ubf,
void data2 
)

Definition at line 1364 of file thread.c.

References f, func, and rb_thread_call_without_gvl().

Referenced by rb_waitpid().

struct rb_blocking_region_buffer* rb_thread_blocking_region_begin ( void  )

Definition at line 1183 of file thread.c.

References ALLOC, blocking_region_begin(), FALSE, GET_THREAD(), and th.

void rb_thread_blocking_region_end ( struct rb_blocking_region_buffer region)

Definition at line 1192 of file thread.c.

References blocking_region_end(), errno, RUBY_VM_CHECK_INTS_BLOCKING, th, and xfree.

void* rb_thread_call_with_gvl ( void *(*)(void *)  func,
void data1 
)
void* rb_thread_call_without_gvl ( void *(*)(void *data func,
void data1,
rb_unblock_function_t ubf,
void data2 
)

Definition at line 1324 of file thread.c.

References call_without_gvl(), FALSE, and func.

void* rb_thread_call_without_gvl2 ( void *(*)(void *)  func,
void data1,
rb_unblock_function_t ubf,
void data2 
)

Definition at line 1317 of file thread.c.

References call_without_gvl(), func, and TRUE.

Referenced by io_flush_buffer_async2(), and rb_write_internal2().

void rb_thread_check_ints ( void  )
int rb_thread_check_trap_pending ( void  )

Definition at line 1100 of file thread.c.

References rb_signal_buff_size().

Referenced by switch(), and trap_check().

VALUE rb_thread_create ( VALUE(*)(ANYARGS fn,
void arg 
)

Definition at line 722 of file thread.c.

References rb_cThread, rb_thread_alloc(), and thread_create_core().

Referenced by rb_detach_process().

VALUE rb_thread_current ( void  )
void rb_thread_execute_interrupts ( VALUE  thval)

Definition at line 1973 of file thread.c.

References GetThreadPtr, rb_threadptr_execute_interrupts(), and th.

Referenced by exec_interrupts(), and maygvl_copy_stream_continue_p().

static VALUE rb_thread_exit ( void  )
static

Definition at line 2195 of file thread.c.

References GET_THREAD(), rb_thread_kill(), rb_thread_struct::self, and th.

Referenced by Init_Thread().

void rb_thread_fd_close ( int  fd)

Definition at line 2078 of file thread.c.

References GET_THREAD(), st_foreach(), and thread_fd_close_i().

Referenced by io_reopen(), and rb_io_close().

int rb_thread_fd_select ( int  max,
rb_fdset_t read,
rb_fdset_t write,
rb_fdset_t except,
struct timeval timeout 
)
int rb_thread_fd_writable ( int  fd)

Definition at line 3437 of file thread.c.

References rb_thread_wait_fd_rw(), and TRUE.

Referenced by rb_io_wait_writable(), rsock_bsock_send(), and udp_send().

VALUE rb_thread_group ( VALUE  thread)

Definition at line 2492 of file thread.c.

References GetThreadPtr, Qnil, th, and rb_thread_struct::thgroup.

Referenced by Init_Thread().

static VALUE rb_thread_inspect ( VALUE  thread)
static

Definition at line 2647 of file thread.c.

References GetThreadPtr, OBJ_INFECT, rb_obj_classname(), rb_sprintf(), status, str, th, and thread_status_name().

Referenced by Init_Thread().

int rb_thread_interrupted ( VALUE  thval)

Definition at line 1107 of file thread.c.

References GetThreadPtr, RUBY_VM_INTERRUPTED, and th.

Referenced by maygvl_copy_stream_continue_p().

VALUE rb_thread_io_blocking_region ( rb_blocking_function_t func,
void data1,
int  fd 
)
static VALUE rb_thread_key_p ( VALUE  self,
VALUE  key 
)
static

Definition at line 2874 of file thread.c.

References GetThreadPtr, rb_thread_struct::local_storage, Qfalse, Qtrue, rb_to_id(), st_lookup(), and th.

Referenced by Init_Thread().

static VALUE rb_thread_keys ( VALUE  self)
static

Definition at line 2929 of file thread.c.

References ary, GetThreadPtr, rb_thread_struct::local_storage, rb_ary_new(), st_foreach(), th, and thread_keys_i().

Referenced by Init_Thread().

VALUE rb_thread_kill ( VALUE  thread)
VALUE rb_thread_list ( void  )

Definition at line 2342 of file thread.c.

References ary, GET_THREAD(), rb_ary_new(), st_foreach(), and thread_list_i().

Referenced by Init_Thread().

VALUE rb_thread_local_aref ( VALUE  thread,
ID  id 
)
VALUE rb_thread_local_aset ( VALUE  thread,
ID  id,
VALUE  val 
)
void rb_thread_lock_destroy ( rb_thread_lock_t lock)

Definition at line 287 of file thread.c.

void rb_thread_lock_unlock ( rb_thread_lock_t lock)

Definition at line 281 of file thread.c.

VALUE rb_thread_main ( void  )
static VALUE rb_thread_pending_interrupt_p ( int  argc,
VALUE argv,
VALUE  target_thread 
)
static
void rb_thread_polling ( void  )
static VALUE rb_thread_priority ( VALUE  thread)
static

Definition at line 3027 of file thread.c.

References GetThreadPtr, INT2NUM, rb_thread_struct::priority, and th.

Referenced by Init_Thread().

static VALUE rb_thread_priority_set ( VALUE  thread,
VALUE  prio 
)
static
void rb_thread_reset_timer_thread ( void  )

Definition at line 3776 of file thread.c.

Referenced by after_exec_non_async_signal_safe().

VALUE rb_thread_run ( VALUE  thread)

Definition at line 2264 of file thread.c.

References rb_thread_schedule(), rb_thread_wakeup(), and thread.

Referenced by if(), and Init_Thread().

static VALUE rb_thread_s_abort_exc ( void  )
static

Definition at line 2403 of file thread.c.

References GET_THREAD(), Qfalse, Qtrue, rb_vm_struct::thread_abort_on_exception, and rb_thread_struct::vm.

Referenced by Init_Thread().

static VALUE rb_thread_s_abort_exc_set ( VALUE  self,
VALUE  val 
)
static
static VALUE rb_thread_s_handle_interrupt ( VALUE  self,
VALUE  mask_arg 
)
static
static VALUE rb_thread_s_kill ( VALUE  obj,
VALUE  th 
)
static

Definition at line 2178 of file thread.c.

References rb_thread_kill().

Referenced by Init_Thread().

static VALUE rb_thread_s_main ( VALUE  klass)
static

Definition at line 2384 of file thread.c.

References rb_thread_main().

Referenced by Init_Thread().

static VALUE rb_thread_s_pending_interrupt_p ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 1875 of file thread.c.

References GET_THREAD(), and rb_thread_pending_interrupt_p().

Referenced by Init_Thread().

static VALUE rb_thread_safe_level ( VALUE  thread)
static

Definition at line 2631 of file thread.c.

References GetThreadPtr, INT2NUM, rb_thread_struct::safe_level, and th.

Referenced by Init_Thread().

void rb_thread_schedule ( void  )
static void rb_thread_schedule_limits ( unsigned long  limits_us)
static
int rb_thread_select ( int  max,
fd_set *  read,
fd_set *  write,
fd_set *  except,
struct timeval timeout 
)

Definition at line 3444 of file thread.c.

References NULL, rb_fd_copy, rb_fd_init, rb_fd_rcopy, rb_fd_term, rb_thread_fd_select(), and retval.

VALUE rb_thread_shield_destroy ( VALUE  self)
VALUE rb_thread_shield_new ( void  )

Definition at line 4595 of file thread.c.

References DATA_PTR(), rb_cThreadShield, rb_mutex_lock(), and thread_shield_alloc().

Referenced by load_lock().

VALUE rb_thread_shield_release ( VALUE  self)

Definition at line 4631 of file thread.c.

References GetThreadShieldPtr, Qfalse, Qtrue, rb_mutex_unlock(), and rb_thread_shield_waiting.

Referenced by release_thread_shield().

VALUE rb_thread_shield_wait ( VALUE  self)
static void rb_thread_shield_waiting_dec ( VALUE  b)
inlinestatic
static void rb_thread_shield_waiting_inc ( VALUE  b)
inlinestatic
void rb_thread_sleep ( int  sec)

Definition at line 1115 of file thread.c.

References INT2FIX, rb_thread_wait_for(), and rb_time_timeval().

Referenced by pipe_open().

static void rb_thread_sleep_deadly ( void  )
static

Definition at line 1027 of file thread.c.

References GET_THREAD(), sleep_forever(), and thread_debug.

Referenced by rb_thread_stop().

void rb_thread_sleep_forever ( void  )

Definition at line 1020 of file thread.c.

References GET_THREAD(), sleep_forever(), and thread_debug.

Referenced by for(), rb_f_sleep(), and rb_thread_fd_select().

void rb_thread_start_timer_thread ( void  )

Definition at line 3782 of file thread.c.

References system_working.

Referenced by after_exec_non_async_signal_safe().

static VALUE rb_thread_status ( VALUE  thread)
static
VALUE rb_thread_stop ( void  )

Definition at line 2291 of file thread.c.

References Qnil, rb_eThreadError, rb_raise(), rb_thread_alone(), and rb_thread_sleep_deadly().

Referenced by Init_Thread().

static VALUE rb_thread_stop_p ( VALUE  thread)
static
void rb_thread_stop_timer_thread ( int  close_anyway)

Definition at line 3768 of file thread.c.

Referenced by before_exec_non_async_signal_safe(), and ruby_cleanup().

void rb_thread_terminate_all ( void  )
static VALUE rb_thread_variable_get ( VALUE  thread,
VALUE  id 
)
static
static VALUE rb_thread_variable_p ( VALUE  thread,
VALUE  key 
)
static

Definition at line 2995 of file thread.c.

References ID2SYM, Qfalse, Qtrue, rb_iv_get(), rb_to_id(), RHASH, and st_lookup().

Referenced by Init_Thread().

static VALUE rb_thread_variable_set ( VALUE  thread,
VALUE  id,
VALUE  val 
)
static
static VALUE rb_thread_variables ( VALUE  thread)
static

Definition at line 2966 of file thread.c.

References ary, keys_i(), rb_ary_new(), rb_hash_foreach(), and rb_iv_get().

Referenced by Init_Thread().

void rb_thread_wait_fd ( int  fd)
static void rb_thread_wait_fd_rw ( int  fd,
int  read 
)
static
void rb_thread_wait_for ( struct timeval  time)
VALUE rb_thread_wakeup ( VALUE  thread)

Definition at line 2220 of file thread.c.

References rb_eThreadError, rb_raise(), rb_thread_wakeup_alive(), RTEST, and thread.

Referenced by if(), Init_Thread(), rb_thread_run(), and while().

VALUE rb_thread_wakeup_alive ( VALUE  thread)
void rb_threadptr_check_signal ( rb_thread_t mth)

Definition at line 3727 of file thread.c.

References rb_signal_buff_size(), and rb_threadptr_trap_interrupt().

Referenced by ruby_cleanup(), and timer_thread_function().

static int rb_threadptr_dead ( rb_thread_t th)
static
void rb_threadptr_execute_interrupts ( rb_thread_t th,
int  blocking_timing 
)
void rb_threadptr_interrupt ( rb_thread_t th)
static void rb_threadptr_interrupt_common ( rb_thread_t th,
int  trap 
)
static
int rb_threadptr_pending_interrupt_active_p ( rb_thread_t th)
static enum handle_interrupt_timing rb_threadptr_pending_interrupt_check_mask ( rb_thread_t th,
VALUE  err 
)
static
void rb_threadptr_pending_interrupt_clear ( rb_thread_t th)

Definition at line 1489 of file thread.c.

References rb_thread_struct::pending_interrupt_queue, and rb_ary_clear().

Referenced by rb_threadptr_to_kill().

static VALUE rb_threadptr_pending_interrupt_deque ( rb_thread_t th,
enum handle_interrupt_timing  timing 
)
static
static int rb_threadptr_pending_interrupt_empty_p ( rb_thread_t th)
static
void rb_threadptr_pending_interrupt_enque ( rb_thread_t th,
VALUE  v 
)
static int rb_threadptr_pending_interrupt_include_p ( rb_thread_t th,
VALUE  err 
)
static
static VALUE rb_threadptr_raise ( rb_thread_t th,
int  argc,
VALUE argv 
)
static
static void rb_threadptr_ready ( rb_thread_t th)
static

Definition at line 1981 of file thread.c.

References rb_threadptr_interrupt().

Referenced by rb_thread_wakeup_alive().

int rb_threadptr_reset_raised ( rb_thread_t th)
int rb_threadptr_set_raised ( rb_thread_t th)
void rb_threadptr_signal_exit ( rb_thread_t th)
void rb_threadptr_signal_raise ( rb_thread_t th,
int  sig 
)
static void rb_threadptr_to_kill ( rb_thread_t th)
static
void rb_threadptr_trap_interrupt ( rb_thread_t th)

Definition at line 353 of file thread.c.

References rb_threadptr_interrupt_common().

Referenced by rb_threadptr_check_signal().

void rb_threadptr_unlock_all_locking_mutexes ( rb_thread_t th)
VALUE rb_uninterruptible ( VALUE(*)(ANYARGS b_proc,
VALUE  data 
)
void rb_vm_gvl_destroy ( rb_vm_t vm)

Definition at line 273 of file thread.c.

References rb_vm_struct::thread_destruct_lock.

Referenced by ruby_vm_destruct().

int rb_wait_for_single_fd ( int  fd,
int  events,
struct timeval tv 
)
static VALUE recursive_check ( VALUE  list,
VALUE  obj_id,
VALUE  paired_obj_id 
)
static

Definition at line 4689 of file thread.c.

References NIL_P(), OBJ_ID_EQL, Qfalse, Qtrue, Qundef, rb_hash_lookup, rb_hash_lookup2(), RB_TYPE_P, and T_HASH.

Referenced by exec_recursive().

static VALUE recursive_list_access ( void  )
static
static void recursive_pop ( VALUE  list,
VALUE  obj,
VALUE  paired_obj 
)
static
static void recursive_push ( VALUE  list,
VALUE  obj,
VALUE  paired_obj 
)
static
static VALUE remove_from_join_list ( VALUE  arg)
static
static void reset_unblock_function ( rb_thread_t th,
const struct rb_unblock_callback old 
)
static

Definition at line 322 of file thread.c.

References rb_thread_struct::interrupt_lock, and rb_thread_struct::unblock.

Referenced by blocking_region_end(), and rb_mutex_lock().

int ruby_native_thread_p ( void  )

Definition at line 5058 of file thread.c.

int ruby_thread_has_gvl_p ( void  )
void ruby_thread_init_stack ( rb_thread_t th)

Definition at line 474 of file thread.c.

Referenced by Init_BareVM().

void ruby_thread_stack_overflow ( rb_thread_t th)
static VALUE select_single ( VALUE  ptr)
static
static VALUE select_single_cleanup ( VALUE  ptr)
static

Definition at line 3675 of file thread.c.

References select_args::except, rb_fd_term, select_args::read, and select_args::write.

Referenced by rb_wait_for_single_fd().

static int set_unblock_function ( rb_thread_t th,
rb_unblock_function_t func,
void arg,
struct rb_unblock_callback old,
int  fail_if_interrupted 
)
static
static void sleep_for_polling ( rb_thread_t th)
static

Definition at line 1057 of file thread.c.

References sleep_timeval(), timeval::tv_sec, and timeval::tv_usec.

Referenced by rb_thread_polling().

static void sleep_forever ( rb_thread_t th,
int  nodeadlock,
int  spurious_check 
)
static
static void sleep_timeval ( rb_thread_t th,
struct timeval  time,
int  spurious_check 
)
static
static void sleep_wait_for_interrupt ( rb_thread_t th,
double  sleepsec,
int  spurious_check 
)
static

Definition at line 1051 of file thread.c.

References double2timeval(), and sleep_timeval().

Referenced by thread_join_sleep().

static void st_delete_wrap ( st_table table,
st_data_t  key 
)
inlinestatic

Definition at line 101 of file thread.c.

References st_delete().

Referenced by rb_thread_local_aset(), and thread_start_func_2().

static int terminate_atfork_before_exec_i ( st_data_t  key,
st_data_t  val,
st_data_t  current_th 
)
static

Definition at line 3855 of file thread.c.

References GetThreadPtr, key, ST_CONTINUE, th, and thread_cleanup_func_before_exec().

Referenced by rb_thread_atfork_before_exec().

static int terminate_atfork_i ( st_data_t  key,
st_data_t  val,
st_data_t  current_th 
)
static
static int terminate_i ( st_data_t  key,
st_data_t  val,
rb_thread_t main_thread 
)
static
static VALUE thgroup_add ( VALUE  group,
VALUE  thread 
)
static
static VALUE thgroup_enclose ( VALUE  group)
static

Definition at line 3982 of file thread.c.

References data, thgroup::enclosed, thgroup::group, thgroup_data_type, and TypedData_Get_Struct.

Referenced by Init_Thread().

static VALUE thgroup_enclosed_p ( VALUE  group)
static

Definition at line 4002 of file thread.c.

References data, thgroup::enclosed, Qfalse, Qtrue, thgroup_data_type, and TypedData_Get_Struct.

Referenced by Init_Thread().

static VALUE thgroup_list ( VALUE  group)
static
static int thgroup_list_i ( st_data_t  key,
st_data_t  val,
st_data_t  data 
)
static
static size_t thgroup_memsize ( const void ptr)
static

Definition at line 3879 of file thread.c.

static VALUE thgroup_s_alloc ( VALUE  klass)
static

Definition at line 3908 of file thread.c.

References data, thgroup::enclosed, thgroup::group, thgroup_data_type, and TypedData_Make_Struct.

Referenced by Init_Thread().

static void thread_cleanup_func ( void th_ptr,
int  atfork 
)
static
static void thread_cleanup_func_before_exec ( void th_ptr)
static
static VALUE thread_create_core ( VALUE  thval,
VALUE  args,
VALUE(*)(ANYARGS fn 
)
static
static int thread_fd_close_i ( st_data_t  key,
st_data_t  val,
st_data_t  data 
)
static
static VALUE thread_initialize ( VALUE  thread,
VALUE  args 
)
static
static VALUE thread_join ( rb_thread_t target_th,
double  delay 
)
static
static VALUE thread_join_m ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 877 of file thread.c.

References DELAY_INFTY, GetThreadPtr, join_arg::limit, NIL_P(), rb_num2dbl(), rb_scan_args(), and thread_join().

Referenced by Init_Thread().

static VALUE thread_join_sleep ( VALUE  arg)
static
static int thread_keys_i ( ID  key,
VALUE  value,
VALUE  ary 
)
static

Definition at line 2891 of file thread.c.

References ID2SYM, rb_ary_push(), and ST_CONTINUE.

Referenced by rb_thread_keys().

static int thread_list_i ( st_data_t  key,
st_data_t  val,
void data 
)
static
static VALUE thread_raise_m ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 2105 of file thread.c.

References GET_THREAD(), GetThreadPtr, Qnil, rb_threadptr_raise(), RUBY_VM_CHECK_INTS, and th.

Referenced by Init_Thread().

static VALUE thread_s_current ( VALUE  klass)
static

Definition at line 2365 of file thread.c.

References rb_thread_current().

Referenced by Init_Thread().

static VALUE thread_s_new ( int  argc,
VALUE argv,
VALUE  klass 
)
static
static VALUE thread_s_pass ( VALUE  klass)
static

Definition at line 1464 of file thread.c.

References Qnil, and rb_thread_schedule().

Referenced by Init_Thread().

static VALUE thread_shield_alloc ( VALUE  klass)
static

Definition at line 4563 of file thread.c.

References mutex_alloc(), and TypedData_Wrap_Struct.

Referenced by rb_thread_shield_new().

static void thread_shield_mark ( void ptr)
static

Definition at line 4552 of file thread.c.

References rb_gc_mark().

static VALUE thread_start ( VALUE  klass,
VALUE  args 
)
static

Definition at line 690 of file thread.c.

References rb_thread_alloc(), and thread_create_core().

Referenced by Init_Thread().

static int thread_start_func_2 ( rb_thread_t th,
VALUE stack_start,
VALUE register_stack_start 
)
static
static const char* thread_status_name ( rb_thread_t th)
static
static VALUE thread_value ( VALUE  self)
static

Definition at line 905 of file thread.c.

References DELAY_INFTY, GetThreadPtr, th, thread_join(), and rb_thread_struct::value.

Referenced by Init_Thread().

static double timeofday ( void  )
static
static void timer_thread_function ( void arg)
static
static void update_coverage ( rb_event_flag_t  event,
VALUE  proc,
VALUE  self,
ID  id,
VALUE  klass 
)
static
static int vm_living_thread_num ( rb_vm_t vm)
static

Variable Documentation

const rb_data_type_t mutex_data_type
static
Initial value:
= {
"mutex",
}
#define mutex_mark
Definition: thread.c:4104
static size_t mutex_memsize(const void *ptr)
Definition: thread.c:4123
static void mutex_free(void *ptr)
Definition: thread.c:4107

Definition at line 4128 of file thread.c.

const rb_thread_t* patrol_thread = NULL
static

Definition at line 4281 of file thread.c.

VALUE rb_cMutex

Definition at line 79 of file thread.c.

Referenced by Init_Thread(), and rb_mutex_new().

VALUE rb_cThreadShield

Definition at line 80 of file thread.c.

Referenced by rb_thread_shield_new().

ID recursive_key
static

Definition at line 4651 of file thread.c.

VALUE sym_immediate
static
VALUE sym_never
static
VALUE sym_on_blocking
static
volatile int system_working = 1
static

Definition at line 96 of file thread.c.

Referenced by rb_thread_start_timer_thread().

const rb_data_type_t thgroup_data_type
static
Initial value:
= {
"thgroup",
}
static size_t thgroup_memsize(const void *ptr)
Definition: thread.c:3879
#define RUBY_TYPED_DEFAULT_FREE
#define NULL
Definition: _sdbm.c:103

Definition at line 3884 of file thread.c.

Referenced by thgroup_add(), thgroup_enclose(), thgroup_enclosed_p(), and thgroup_s_alloc().

const rb_data_type_t thread_shield_data_type
static
Initial value:
= {
"thread_shield",
}
static void thread_shield_mark(void *ptr)
Definition: thread.c:4552

Definition at line 4557 of file thread.c.