Ruby
2.0.0p247(2013-06-27revision41674)
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#include "ruby/ruby.h"
#include "vm_core.h"
#include <signal.h>
#include <stdio.h>
#include <errno.h>
#include "ruby_atomic.h"
#include "eval_intern.h"
Go to the source code of this file.
Data Structures | |
struct | signals |
Defines | |
#define | killpg(pg, sig) kill(-(pg), (sig)) |
#define | SIGINFO_ARG |
#define | ruby_signal(sig, handler) (/* rb_trap_accept_nativethreads[(sig)] = 0,*/ signal((sig),(handler))) |
#define | CHECK_STACK_OVERFLOW() (void)0 |
#define | ruby_enable_coredump 0 |
Typedefs | |
typedef RETSIGTYPE(* | sighandler_t )(int) |
typedef RETSIGTYPE | ruby_sigaction_t (int) |
Functions | |
rb_atomic_t | ruby_atomic_exchange (rb_atomic_t *ptr, rb_atomic_t val) |
rb_atomic_t | ruby_atomic_compare_and_swap (rb_atomic_t *ptr, rb_atomic_t cmp, rb_atomic_t newval) |
static int | signm2signo (const char *nm) |
static const char * | signo2signm (int no) |
static VALUE | sig_signame (VALUE recv, VALUE signo) |
const char * | ruby_signal_name (int no) |
static VALUE | esignal_init (int argc, VALUE *argv, VALUE self) |
static VALUE | esignal_signo (VALUE self) |
static VALUE | interrupt_init (int argc, VALUE *argv, VALUE self) |
void | ruby_default_signal (int sig) |
VALUE | rb_f_kill (int argc, VALUE *argv) |
static RETSIGTYPE | sighandler (int sig) |
int | rb_signal_buff_size (void) |
static void | rb_disable_interrupt (void) |
static void | rb_enable_interrupt (void) |
int | rb_get_next_signal (void) |
static void | signal_exec (VALUE cmd, int safe, int sig) |
void | rb_trap_exit (void) |
void | rb_signal_exec (rb_thread_t *th, int sig) |
static sighandler_t | default_handler (int sig) |
static sighandler_t | trap_handler (VALUE *cmd, int sig) |
static int | trap_signm (VALUE vsig) |
static VALUE | trap (int sig, sighandler_t func, VALUE command) |
static int | reserved_signal_p (int signo) |
static VALUE | sig_trap (int argc, VALUE *argv) |
static VALUE | sig_list (void) |
static void | install_sighandler (int signum, sighandler_t handler) |
void | ruby_sig_finalize (void) |
void | Init_signal (void) |
Variables | |
static struct signals | siglist [] |
struct { | |
rb_atomic_t cnt [RUBY_NSIG] | |
rb_atomic_t size | |
} | signal_buff |
int | ruby_enable_coredump = 0 |
#define CHECK_STACK_OVERFLOW | ( | ) | (void)0 |
Referenced by rb_f_kill().
#define ruby_enable_coredump 0 |
#define ruby_signal | ( | sig, | |
handler | |||
) | (/* rb_trap_accept_nativethreads[(sig)] = 0,*/ signal((sig),(handler))) |
Definition at line 534 of file signal.c.
Referenced by install_sighandler(), ruby_sig_finalize(), sighandler(), and trap().
#define SIGINFO_ARG |
typedef RETSIGTYPE ruby_sigaction_t(int) |
typedef RETSIGTYPE(* sighandler_t)(int) |
static sighandler_t default_handler | ( | int | sig | ) | [static] |
Definition at line 754 of file signal.c.
References func, sighandler(), and SIGINT.
Referenced by trap_handler().
static VALUE esignal_init | ( | int | argc, |
VALUE * | argv, | ||
VALUE | self | ||
) | [static] |
Definition at line 252 of file signal.c.
References INT2NUM, NIL_P, NSIG, NUM2INT, Qnil, rb_call_super(), rb_check_arity, rb_check_to_integer(), rb_eArgError, rb_id2name(), rb_iv_set(), rb_raise(), rb_sprintf(), signals::signm, signm2signo(), signals::signo, signo2signm(), StringValuePtr, SYM2ID, and SYMBOL_P.
Referenced by Init_signal().
static VALUE esignal_signo | ( | VALUE | self | ) | [static] |
void Init_signal | ( | void | ) |
Definition at line 1134 of file signal.c.
References esignal_init(), esignal_signo(), GET_THREAD(), install_sighandler(), interrupt_init(), rb_alias(), rb_define_global_function(), rb_define_method(), rb_define_module(), rb_define_module_function(), rb_eInterrupt, rb_eSignal, rb_intern, sig_list(), sig_signame(), sig_trap(), sighandler(), and SIGINT.
static void install_sighandler | ( | int | signum, |
sighandler_t | handler | ||
) | [static] |
Definition at line 1048 of file signal.c.
References rb_disable_interrupt(), rb_enable_interrupt(), and ruby_signal.
Referenced by Init_signal().
static VALUE interrupt_init | ( | int | argc, |
VALUE * | argv, | ||
VALUE | self | ||
) | [static] |
Definition at line 313 of file signal.c.
References args, INT2FIX, rb_call_super(), rb_scan_args(), and SIGINT.
Referenced by Init_signal().
static void rb_disable_interrupt | ( | void | ) | [static] |
Definition at line 570 of file signal.c.
References NULL, and pthread_sigmask().
Referenced by install_sighandler().
static void rb_enable_interrupt | ( | void | ) | [static] |
Definition at line 580 of file signal.c.
References NULL, and pthread_sigmask().
Referenced by install_sighandler().
Definition at line 364 of file signal.c.
References argc, FIX2INT, INT2FIX, kill(), killpg, NIL_P, NUM2PIDT, rb_check_arity, rb_check_string_type(), rb_eArgError, rb_id2name(), rb_obj_classname(), rb_raise(), rb_secure(), rb_sys_fail(), RSTRING_PTR, signm2signo(), SYM2ID, T_FIXNUM, T_STRING, T_SYMBOL, TYPE, and UNLIMITED_ARGUMENTS.
Referenced by Init_process().
int rb_get_next_signal | ( | void | ) |
Definition at line 590 of file signal.c.
References ATOMIC_DEC, RUBY_NSIG, and signal_buff.
Referenced by rb_threadptr_execute_interrupts().
int rb_signal_buff_size | ( | void | ) |
Definition at line 560 of file signal.c.
References signal_buff.
Referenced by rb_thread_check_trap_pending(), and rb_threadptr_check_signal().
void rb_signal_exec | ( | rb_thread_t * | th, |
int | sig | ||
) |
Definition at line 712 of file signal.c.
References rb_vm_struct::cmd, GET_VM, Qundef, rb_interrupt(), rb_threadptr_signal_exit(), rb_threadptr_signal_raise(), rb_vm_struct::safe, SIGINT, signal_exec(), and rb_vm_struct::trap_list.
Referenced by rb_threadptr_execute_interrupts().
void rb_trap_exit | ( | void | ) |
Definition at line 700 of file signal.c.
References rb_vm_struct::cmd, GET_VM, rb_vm_struct::safe, signal_exec(), and rb_vm_struct::trap_list.
Referenced by ruby_finalize_0().
static int reserved_signal_p | ( | int | signo | ) | [static] |
Definition at line 931 of file signal.c.
Referenced by sig_trap().
rb_atomic_t ruby_atomic_compare_and_swap | ( | rb_atomic_t * | ptr, |
rb_atomic_t | cmp, | ||
rb_atomic_t | newval | ||
) |
rb_atomic_t ruby_atomic_exchange | ( | rb_atomic_t * | ptr, |
rb_atomic_t | val | ||
) |
void ruby_default_signal | ( | int | sig | ) |
const char* ruby_signal_name | ( | int | no | ) |
Definition at line 1036 of file signal.c.
References INT2FIX, rb_hash_aset(), rb_hash_new(), rb_str_new2(), siglist, signals::signm, and signals::signo.
Referenced by Init_signal().
static VALUE sig_signame | ( | VALUE | recv, |
VALUE | signo | ||
) | [static] |
Definition at line 230 of file signal.c.
References NUM2INT, rb_str_new_cstr(), and signo2signm().
Referenced by Init_signal().
Definition at line 992 of file signal.c.
References func, name, OBJ_TAINTED, rb_block_proc(), rb_check_arity, rb_eArgError, rb_eSecurityError, rb_raise(), rb_secure(), reserved_signal_p(), sighandler(), signo2signm(), trap(), trap_handler(), and trap_signm().
Referenced by Init_signal().
static RETSIGTYPE sighandler | ( | int | sig | ) | [static] |
Definition at line 549 of file signal.c.
References ATOMIC_INC, rb_thread_wakeup_timer_thread(), ruby_signal, and signal_buff.
Referenced by default_handler(), Init_signal(), ruby_sig_finalize(), sig_trap(), trap(), and trap_handler().
static void signal_exec | ( | VALUE | cmd, |
int | safe, | ||
int | sig | ||
) | [static] |
Definition at line 677 of file signal.c.
References EXEC_TAG, GET_THREAD(), INT2NUM, rb_thread_struct::interrupt_mask, JUMP_TAG, rb_ary_new3(), rb_eval_cmd(), TH_POP_TAG, TH_PUSH_TAG, and TRAP_INTERRUPT_MASK.
Referenced by rb_signal_exec(), and rb_trap_exit().
static int signm2signo | ( | const char * | nm | ) | [static] |
Definition at line 195 of file signal.c.
References siglist, signals::signm, and signals::signo.
Referenced by esignal_init(), rb_f_kill(), and trap_signm().
static const char* signo2signm | ( | int | no | ) | [static] |
Definition at line 206 of file signal.c.
References siglist, signals::signm, and signals::signo.
Referenced by esignal_init(), ruby_signal_name(), sig_signame(), and sig_trap().
static VALUE trap | ( | int | sig, |
sighandler_t | func, | ||
VALUE | command | ||
) | [static] |
Definition at line 900 of file signal.c.
References rb_vm_struct::cmd, GET_VM, Qnil, Qundef, rb_safe_level, rb_str_new2(), ruby_signal, rb_vm_struct::safe, sighandler(), and rb_vm_struct::trap_list.
Referenced by sig_trap().
static sighandler_t trap_handler | ( | VALUE * | cmd, |
int | sig | ||
) | [static] |
Definition at line 803 of file signal.c.
References default_handler(), func, GetProcPtr, NIL_P, Qundef, rb_check_string_type(), rb_eArgError, rb_id2str(), rb_raise(), RSTRING_LEN, RSTRING_PTR, SafeStringValue, sighandler(), SYM2ID, and SYMBOL_P.
Referenced by sig_trap().
static int trap_signm | ( | VALUE | vsig | ) | [static] |
Definition at line 868 of file signal.c.
References FIX2INT, NSIG, rb_eArgError, rb_id2name(), rb_raise(), signm2signo(), StringValuePtr, SYM2ID, T_FIXNUM, T_SYMBOL, and TYPE.
Referenced by sig_trap().
Definition at line 432 of file signal.c.
Referenced by compile_dregx(), compile_dstr(), compile_dstr_fragments(), descending_factorial(), ip_init(), iseq_compile_each(), local_tbl_gen(), rb_ary_rotate_m(), rb_env_size(), rb_parser_calloc(), rb_parser_malloc(), rb_parser_realloc(), swallow(), vtable_tblcpy(), and warn_unused_var().
int ruby_enable_coredump = 0 |
Definition at line 1091 of file signal.c.
Referenced by set_debug_option().
Referenced by sig_list(), signm2signo(), and signo2signm().
struct { ... } signal_buff [static] |
Referenced by rb_get_next_signal(), rb_signal_buff_size(), and sighandler().