eval_intern.h File Reference

#include "ruby/ruby.h"
#include "vm_core.h"
#include <stdio.h>
#include <setjmp.h>
#include <sys/types.h>
#include <signal.h>
#include <errno.h>
#include <sys/stat.h>

Go to the source code of this file.

Macros
#define	PASS_PASSED_BLOCK_HANDLER_TH(th)   pass_passed_block_handler(th)
#define	PASS_PASSED_BLOCK_HANDLER()   pass_passed_block_handler(GET_THREAD())
#define	EXIT_SUCCESS   0
#define	EXIT_FAILURE   1
#define	ruby_setjmp(env)   RUBY_SETJMP(env)
#define	ruby_longjmp(env, val)   RUBY_LONGJMP((env),(val))
#define	SAVE_ROOT_JMPBUF_BEFORE_STMT
#define	SAVE_ROOT_JMPBUF_AFTER_STMT
#define	SAVE_ROOT_JMPBUF(th, stmt)
#define	TH_PUSH_TAG(th)
#define	TH_POP_TAG()
#define	TH_TMPPOP_TAG()   _th->ec.tag = _tag.prev
#define	TH_REPUSH_TAG()   (void)(_th->ec.tag = &_tag)
#define	PUSH_TAG()   TH_PUSH_TAG(GET_THREAD())
#define	POP_TAG()   TH_POP_TAG()
#define	VAR_FROM_MEMORY(var)   (var)
#define	VAR_INITIALIZED(var)   ((void)&(var))
#define	VAR_NOCLOBBERED(var)   var
#define	UNALIGNED_MEMBER_ACCESS(expr)   expr
#define	UNALIGNED_MEMBER_PTR(ptr, mem)   UNALIGNED_MEMBER_ACCESS(&(ptr)->mem)
#define	RB_OBJ_WRITE(a, slot, b)   UNALIGNED_MEMBER_ACCESS(rb_obj_write((VALUE)(a), (VALUE *)(slot), (VALUE)(b), __FILE__, __LINE__))
#define	TH_EXEC_TAG()   (ruby_setjmp(_tag.buf) ? rb_threadptr_tag_state(VAR_FROM_MEMORY(_th)) : (TH_REPUSH_TAG(), 0))
#define	EXEC_TAG()   TH_EXEC_TAG()
#define	TH_JUMP_TAG(th, st)   rb_threadptr_tag_jump(th, st)
#define	JUMP_TAG(st)   TH_JUMP_TAG(GET_THREAD(), (st))
#define	INTERNAL_EXCEPTION_P(exc)   FIXNUM_P(exc)
#define	CREF_FL_PUSHED_BY_EVAL   IMEMO_FL_USER1
#define	CREF_FL_OMOD_SHARED   IMEMO_FL_USER2
#define	rb_thread_raised_set(th, f)   ((th)->ec.raised_flag |= (f))
#define	rb_thread_raised_reset(th, f)   ((th)->ec.raised_flag &= ~(f))
#define	rb_thread_raised_p(th, f)   (((th)->ec.raised_flag & (f)) != 0)
#define	rb_thread_raised_clear(th)   ((th)->ec.raised_flag = 0)
#define	CharNext(p)   ((p) + 1)

Enumerations
enum	{ RAISED_EXCEPTION = 1, RAISED_STACKOVERFLOW = 2, RAISED_NOMEMORY = 4 }

Functions
char *	strrchr (const char *, const char)
	NORETURN (static inline void rb_threadptr_tag_jump(rb_thread_t *, enum ruby_tag_type st))
void	rb_thread_cleanup (void)
void	rb_thread_wait_other_threads (void)
int	rb_threadptr_set_raised (rb_thread_t *th)
int	rb_threadptr_reset_raised (rb_thread_t *th)
int	rb_threadptr_stack_check (rb_thread_t *th)
VALUE	rb_f_eval (int argc, const VALUE *argv, VALUE self)
VALUE	rb_make_exception (int argc, const VALUE *argv)
	Make an Exception object from the list of arguments in a manner similar to Kernel#raise. More...
	NORETURN (void rb_method_name_error(VALUE, VALUE))
	NORETURN (void rb_fiber_start(void))
	NORETURN (void rb_print_undef(VALUE, ID, rb_method_visibility_t))
	NORETURN (void rb_vm_localjump_error(const char *, VALUE, int))
	NORETURN (void rb_raise_method_missing(rb_thread_t *th, int argc, const VALUE *argv, VALUE obj, int call_status))
VALUE	rb_vm_make_jump_tag_but_local_jump (int state, VALUE val)
rb_cref_t *	rb_vm_cref (void)
rb_cref_t *	rb_vm_cref_replace_with_duplicated_cref (void)
VALUE	rb_vm_call_cfunc (VALUE recv, VALUE(*func)(VALUE), VALUE arg, VALUE block_handler, VALUE filename)
void	rb_vm_set_progname (VALUE filename)
void	rb_thread_terminate_all (void)
VALUE	rb_vm_cbase (void)
VALUE	rb_threadptr_backtrace_object (rb_thread_t *th)
VALUE	rb_threadptr_backtrace_str_ary (rb_thread_t *th, long lev, long n)
VALUE	rb_threadptr_backtrace_location_ary (rb_thread_t *th, long lev, long n)

Macro Definition Documentation

CharNext

#define CharNext

(

p

)

((p) + 1)

Definition at line 325 of file eval_intern.h.

CREF_FL_OMOD_SHARED

#define CREF_FL_OMOD_SHARED   IMEMO_FL_USER2

Definition at line 213 of file eval_intern.h.

CREF_FL_PUSHED_BY_EVAL

#define CREF_FL_PUSHED_BY_EVAL   IMEMO_FL_USER1

Definition at line 212 of file eval_intern.h.

EXEC_TAG

#define EXEC_TAG

(

)

TH_EXEC_TAG()

Definition at line 201 of file eval_intern.h.

Referenced by rb_exec_end_proc(), rb_fiber_start(), rb_load_protect(), rb_postponed_job_flush(), rb_require_internal(), rb_thread_io_blocking_region(), ruby_cleanup(), ruby_options(), and ruby_setup().

EXIT_FAILURE

#define EXIT_FAILURE   1

Definition at line 33 of file eval_intern.h.

Referenced by Init_BareVM(), Init_Method(), rb_thread_call_with_gvl(), and ruby_executable_node().

EXIT_SUCCESS

#define EXIT_SUCCESS   0

Definition at line 30 of file eval_intern.h.

INTERNAL_EXCEPTION_P

#define INTERNAL_EXCEPTION_P

(

exc

)

FIXNUM_P(exc)

Definition at line 208 of file eval_intern.h.

JUMP_TAG

#define JUMP_TAG

(

st

)

TH_JUMP_TAG(GET_THREAD(), (st))

Definition at line 206 of file eval_intern.h.

Referenced by rb_jump_tag(), and rb_require_safe().

PASS_PASSED_BLOCK_HANDLER

#define PASS_PASSED_BLOCK_HANDLER

(

)

pass_passed_block_handler(GET_THREAD())

Definition at line 24 of file eval_intern.h.

Referenced by rb_funcall_passing_block(), and rb_obj_call_init().

PASS_PASSED_BLOCK_HANDLER_TH

#define PASS_PASSED_BLOCK_HANDLER_TH

(

th

)

pass_passed_block_handler(th)

Definition at line 23 of file eval_intern.h.

Referenced by rb_call_super().

POP_TAG

#define POP_TAG

(

)

TH_POP_TAG()

Definition at line 148 of file eval_intern.h.

Referenced by ruby_setup().

PUSH_TAG

#define PUSH_TAG

(

)

TH_PUSH_TAG(GET_THREAD())

Definition at line 147 of file eval_intern.h.

Referenced by rb_load_protect(), ruby_options(), and ruby_setup().

RB_OBJ_WRITE

#define RB_OBJ_WRITE	(		a,
			slot,
			b
	)		UNALIGNED_MEMBER_ACCESS(rb_obj_write((VALUE)(a), (VALUE *)(slot), (VALUE)(b), __FILE__, __LINE__))

Definition at line 175 of file eval_intern.h.

Referenced by rb_iseq_pathobj_set(), and rb_proc_create_from_captured().

rb_thread_raised_clear

#define rb_thread_raised_clear

(

th

)

((th)->ec.raised_flag = 0)

Definition at line 288 of file eval_intern.h.

Referenced by rb_threadptr_error_print().

rb_thread_raised_p

#define rb_thread_raised_p	(		th,
			f
	)		(((th)->ec.raised_flag & (f)) != 0)

Definition at line 287 of file eval_intern.h.

rb_thread_raised_reset

#define rb_thread_raised_reset	(		th,
			f
	)		((th)->ec.raised_flag &= ~(f))

Definition at line 286 of file eval_intern.h.

rb_thread_raised_set

#define rb_thread_raised_set	(		th,
			f
	)		((th)->ec.raised_flag |= (f))

Definition at line 285 of file eval_intern.h.

ruby_longjmp

#define ruby_longjmp	(		env,
			val
	)		RUBY_LONGJMP((env),(val))

Definition at line 60 of file eval_intern.h.

ruby_setjmp

#define ruby_setjmp

(

env

)

RUBY_SETJMP(env)

Definition at line 59 of file eval_intern.h.

SAVE_ROOT_JMPBUF

#define SAVE_ROOT_JMPBUF	(		th,
			stmt
	)

Value:

do \
  if (ruby_setjmp((th)->root_jmpbuf) == 0) { \
      SAVE_ROOT_JMPBUF_BEFORE_STMT \
      stmt; \
      SAVE_ROOT_JMPBUF_AFTER_STMT \
  } \
  else { \
      rb_fiber_start(); \
  } while (0)

Definition at line 121 of file eval_intern.h.

Referenced by ruby_cleanup(), and ruby_options().

SAVE_ROOT_JMPBUF_AFTER_STMT

#define SAVE_ROOT_JMPBUF_AFTER_STMT

Definition at line 118 of file eval_intern.h.

SAVE_ROOT_JMPBUF_BEFORE_STMT

#define SAVE_ROOT_JMPBUF_BEFORE_STMT

Definition at line 117 of file eval_intern.h.

TH_EXEC_TAG

#define TH_EXEC_TAG

(

)

(ruby_setjmp(_tag.buf) ? rb_threadptr_tag_state(VAR_FROM_MEMORY(_th)) : (TH_REPUSH_TAG(), 0))

Definition at line 198 of file eval_intern.h.

Referenced by rb_eval_cmd(), rb_thread_terminate_all(), and rb_threadptr_error_print().

TH_JUMP_TAG

#define TH_JUMP_TAG	(		th,
			st
	)		rb_threadptr_tag_jump(th, st)

Definition at line 204 of file eval_intern.h.

Referenced by rb_eval_string_wrap(), rb_thread_io_blocking_region(), and rb_threadptr_stack_overflow().

TH_POP_TAG

#define TH_POP_TAG

(

)

Value:

_th->ec.tag = _tag.prev; \
} while (0)

Definition at line 138 of file eval_intern.h.

Referenced by rb_fiber_start(), rb_postponed_job_flush(), and rb_thread_io_blocking_region().

TH_PUSH_TAG

#define TH_PUSH_TAG

(

th

)

Value:

do { \
  rb_thread_t * const _th = (th); \
  struct rb_vm_tag _tag; \
  _tag.state = TAG_NONE; \
  _tag.tag = Qundef; \
  _tag.prev = _th->ec.tag;

Definition at line 131 of file eval_intern.h.

Referenced by rb_eval_cmd(), rb_exec_end_proc(), rb_fiber_start(), rb_postponed_job_flush(), rb_require_internal(), rb_thread_io_blocking_region(), rb_thread_terminate_all(), rb_threadptr_error_print(), and ruby_cleanup().

TH_REPUSH_TAG

#define TH_REPUSH_TAG

(

)

(void)(_th->ec.tag = &_tag)

Definition at line 145 of file eval_intern.h.

TH_TMPPOP_TAG

#define TH_TMPPOP_TAG

(

)

_th->ec.tag = _tag.prev

Definition at line 142 of file eval_intern.h.

UNALIGNED_MEMBER_ACCESS

#define UNALIGNED_MEMBER_ACCESS

(

expr

)

expr

Definition at line 170 of file eval_intern.h.

UNALIGNED_MEMBER_PTR

#define UNALIGNED_MEMBER_PTR	(		ptr,
			mem
	)		UNALIGNED_MEMBER_ACCESS(&(ptr)->mem)

Definition at line 172 of file eval_intern.h.

VAR_FROM_MEMORY

#define VAR_FROM_MEMORY

(

var

)

(var)

Definition at line 155 of file eval_intern.h.

Referenced by rb_fiber_start().

VAR_INITIALIZED

#define VAR_INITIALIZED

(

var

)

((void)&(var))

Definition at line 156 of file eval_intern.h.

VAR_NOCLOBBERED

#define VAR_NOCLOBBERED

(

var

)

var

Definition at line 157 of file eval_intern.h.

Referenced by rb_eval_cmd().

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
RAISED_EXCEPTION
RAISED_STACKOVERFLOW
RAISED_NOMEMORY

Definition at line 278 of file eval_intern.h.

Function Documentation

NORETURN() [1/6]

NORETURN

(

static inline void

rb_threadptr_tag_jumprb_thread_t *, enum ruby_tag_type st

)

NORETURN() [2/6]

NORETURN

(

void

rb_method_name_errorVALUE, VALUE

)

NORETURN() [3/6]

NORETURN

(

void

rb_fiber_startvoid

)

NORETURN() [4/6]

NORETURN

(

void

rb_print_undefVALUE, ID, rb_method_visibility_t

)

NORETURN() [5/6]

NORETURN

(

void

rb_vm_localjump_errorconst char *, VALUE, int

)

NORETURN() [6/6]

NORETURN

(

void

rb_raise_method_missingrb_thread_t *th, int argc, const VALUE *argv, VALUE obj, int call_status

)

rb_f_eval()

VALUE rb_f_eval	(	int	argc,
		const VALUE *	argv,
		VALUE	self
	)

Definition at line 1385 of file vm_eval.c.

References NIL_P, NUM2INT, Qundef, rb_scan_args(), SafeStringValue, and StringValue.

Referenced by Init_vm_eval().

rb_thread_cleanup()

void rb_thread_cleanup

(

void

)

rb_thread_terminate_all()

void rb_thread_terminate_all

(

void

)

Definition at line 479 of file thread.c.

References GET_THREAD, rb_vm_struct::main_thread, rb_bug(), rb_threadptr_unlock_all_locking_mutexes(), TAG_NONE, TH_EXEC_TAG, TH_PUSH_TAG, thread_debug, and rb_thread_struct::vm.

rb_thread_wait_other_threads()

void rb_thread_wait_other_threads

(

void

)

rb_threadptr_backtrace_location_ary()

VALUE rb_threadptr_backtrace_location_ary	(	rb_thread_t *	th,
		long	lev,
		long	n
	)

Definition at line 659 of file vm_backtrace.c.

rb_threadptr_backtrace_object()

VALUE rb_threadptr_backtrace_object

(

rb_thread_t *

th

)

Definition at line 515 of file vm_backtrace.c.

References bt_iter_arg::prev_loc.

rb_threadptr_backtrace_str_ary()

VALUE rb_threadptr_backtrace_str_ary	(	rb_thread_t *	th,
		long	lev,
		long	n
	)

Definition at line 653 of file vm_backtrace.c.

Referenced by rb_make_backtrace().

rb_threadptr_reset_raised()

int rb_threadptr_reset_raised

(

rb_thread_t *

th

)

Definition at line 2183 of file thread.c.

References rb_thread_struct::ec, RAISED_EXCEPTION, and rb_execution_context_struct::raised_flag.

rb_threadptr_set_raised()

int rb_threadptr_set_raised

(

rb_thread_t *

th

)

Definition at line 2173 of file thread.c.

References rb_thread_struct::ec, RAISED_EXCEPTION, and rb_execution_context_struct::raised_flag.

rb_threadptr_stack_check()

int rb_threadptr_stack_check

(

rb_thread_t *

th

)

Definition at line 4047 of file gc.c.

rb_vm_call_cfunc()

VALUE rb_vm_call_cfunc	(	VALUE	recv,
		VALUE(*)(VALUE)	func,
		VALUE	arg,
		VALUE	block_handler,
		VALUE	filename
	)

Definition at line 2100 of file vm.c.

References rb_execution_context_struct::cfp, rb_thread_struct::ec, GET_THREAD, Qnil, rb_iseq_new(), and rb_captured_block::val.

rb_vm_cbase()

VALUE rb_vm_cbase

(

void

)

Definition at line 1368 of file vm.c.

References rb_execution_context_struct::cfp, rb_thread_struct::ec, GET_THREAD, rb_eRuntimeError, rb_raise(), and rb_vm_get_ruby_level_next_cfp().

rb_vm_cref()

rb_cref_t* rb_vm_cref

(

void

)

Definition at line 1321 of file vm.c.

References rb_execution_context_struct::cfp, rb_thread_struct::ec, GET_THREAD, NULL, and rb_vm_get_ruby_level_next_cfp().

rb_vm_cref_replace_with_duplicated_cref()

rb_cref_t* rb_vm_cref_replace_with_duplicated_cref

(

void

)

Definition at line 1334 of file vm.c.

References rb_execution_context_struct::cfp, rb_thread_struct::ec, GET_THREAD, and rb_vm_get_ruby_level_next_cfp().

rb_vm_make_jump_tag_but_local_jump()

VALUE rb_vm_make_jump_tag_but_local_jump	(	int	state,
		VALUE	val
	)

Definition at line 1421 of file vm.c.

References GET_THREAD, Qnil, Qundef, TAG_BREAK, TAG_NEXT, TAG_REDO, TAG_RETRY, and TAG_RETURN.

Referenced by rb_fiber_start().

rb_vm_set_progname()

void rb_vm_set_progname

(

VALUE

filename

)

Definition at line 3110 of file vm.c.

References rb_thread_struct::ec, GET_VM, rb_control_frame_struct::iseq, rb_iseq_pathobj_set(), rb_iseq_realpath(), rb_str_dup(), rb_execution_context_struct::vm_stack, and rb_execution_context_struct::vm_stack_size.

Referenced by ruby_set_script_name().

strrchr()

char* strrchr	(	const char *	,
		const char
	)

Referenced by rb_feature_provided().