#include "ruby/ruby.h"#include "vm_core.h"#include <signal.h>#include <stdio.h>#include <errno.h>Include dependency graph for signal.c:
Go to the source code of this file.
Data Structures | |
| struct | signals |
| struct | trap_arg |
Defines | |
| #define | ATOMIC_TEST(var) ((var) ? ((var) = 0, 1) : 0) |
| #define | ATOMIC_SET(var, val) ((var) = (val)) |
| #define | ATOMIC_INC(var) (++(var)) |
| #define | ATOMIC_DEC(var) (--(var)) |
| #define | USE_TRAP_MASK 0 |
| #define | killpg(pg, sig) kill(-(pg), sig) |
| #define | SIGINFO_ARG |
| #define | ruby_signal(sig, handler) (/* rb_trap_accept_nativethreads[sig] = 0,*/ signal((sig),(handler))) |
Typedefs | |
| typedef int | rb_atomic_t |
| typedef RETSIGTYPE(*) | sighandler_t (int) |
| typedef RETSIGTYPE | ruby_sigaction_t (int) |
Functions | |
| static int | signm2signo (const char *nm) |
| static const char * | signo2signm (int no) |
| 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) |
| void | rb_disable_interrupt (void) |
| 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 (struct trap_arg *arg) |
| void | rb_trap_restore_mask (void) |
| 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 |
| #define ATOMIC_DEC | ( | var | ) | (--(var)) |
| #define ATOMIC_INC | ( | var | ) | (++(var)) |
| #define killpg | ( | pg, | |||
| sig | ) | kill(-(pg), sig) |
Referenced by rb_f_kill().
| #define ruby_signal | ( | sig, | |||
| handler | ) | (/* rb_trap_accept_nativethreads[sig] = 0,*/ signal((sig),(handler))) |
Definition at line 500 of file signal.c.
Referenced by install_sighandler(), ruby_sig_finalize(), sighandler(), and trap().
| typedef int rb_atomic_t |
| typedef RETSIGTYPE ruby_sigaction_t(int) |
| typedef RETSIGTYPE(*) sighandler_t(int) |
| static sighandler_t default_handler | ( | int | sig | ) | [static] |
Definition at line 701 of file signal.c.
References func, GET_THREAD, sighandler(), and SIGINT.
Referenced by trap_handler().
Definition at line 228 of file signal.c.
References INT2NUM(), NIL_P, NSIG, NUM2INT, Qnil, rb_call_super(), 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().
| void Init_signal | ( | void | ) |
Definition at line 1086 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_trap(), sighandler(), and SIGINT.
| static void install_sighandler | ( | int | signum, | |
| sighandler_t | handler | |||
| ) | [static] |
Definition at line 292 of file signal.c.
References INT2FIX, rb_call_super(), rb_scan_args(), and SIGINT.
Referenced by Init_signal().
| void rb_disable_interrupt | ( | void | ) |
Definition at line 543 of file signal.c.
References NULL, and pthread_sigmask().
Referenced by rb_get_next_signal().
| void rb_enable_interrupt | ( | void | ) |
Definition at line 555 of file signal.c.
References NULL, and pthread_sigmask().
Referenced by rb_get_next_signal().
Definition at line 343 of file signal.c.
References FIX2INT, INT2FIX, kill(), killpg, NIL_P, NUM2PIDT, rb_check_string_type(), rb_eArgError, rb_id2name(), rb_obj_classname(), rb_raise(), rb_secure(), rb_sys_fail, rb_thread_polling(), RSTRING_PTR, signm2signo(), SYM2ID, T_FIXNUM, T_STRING, T_SYMBOL, and TYPE.
Referenced by Init_process().
| int rb_get_next_signal | ( | void | ) |
Definition at line 565 of file signal.c.
References ATOMIC_DEC, rb_disable_interrupt(), rb_enable_interrupt(), RUBY_NSIG, and signal_buff.
Referenced by rb_threadptr_check_signal().
| int rb_signal_buff_size | ( | void | ) |
Definition at line 525 of file signal.c.
References signal_buff.
Referenced by rb_threadptr_execute_interrupts_rec().
| void rb_signal_exec | ( | rb_thread_t * | th, | |
| int | sig | |||
| ) |
Definition at line 646 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_rec().
| void rb_trap_exit | ( | void | ) |
Definition at line 634 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().
| void rb_trap_restore_mask | ( | void | ) |
Definition at line 894 of file signal.c.
References NULL, and pthread_sigmask().
Referenced by rb_throw_obj(), and setup_exception().
| void ruby_default_signal | ( | int | sig | ) |
| void ruby_sig_finalize | ( | void | ) |
Definition at line 1033 of file signal.c.
References ruby_signal, sighandler(), and SIGINT.
Referenced by ruby_finalize_1().
| const char* ruby_signal_name | ( | int | no | ) |
| static VALUE sig_list | ( | void | ) | [static] |
Definition at line 976 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().
Definition at line 933 of file signal.c.
References trap_arg::cmd, trap_arg::func, OBJ_TAINTED, pthread_sigmask(), rb_block_proc(), rb_eArgError, rb_ensure(), rb_eSecurityError, rb_raise(), rb_secure(), trap_arg::sig, sighandler(), trap(), trap_handler(), and trap_signm().
Referenced by Init_signal().
| static RETSIGTYPE sighandler | ( | int | sig | ) | [static] |
Definition at line 515 of file signal.c.
References ATOMIC_INC, 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 627 of file signal.c.
References INT2NUM(), rb_ary_new3(), and rb_eval_cmd().
Referenced by rb_signal_exec(), and rb_trap_exit().
| static int signm2signo | ( | const char * | nm | ) | [static] |
Definition at line 191 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 202 of file signal.c.
References siglist, signals::signm, and signals::signo.
Referenced by esignal_init(), and ruby_signal_name().
Definition at line 849 of file signal.c.
References rb_vm_struct::cmd, trap_arg::cmd, trap_arg::func, func, GET_VM, Qnil, Qundef, rb_safe_level, rb_str_new2, ruby_signal, rb_vm_struct::safe, trap_arg::sig, sighandler(), and rb_vm_struct::trap_list.
Referenced by sig_trap().
| static sighandler_t trap_handler | ( | VALUE * | cmd, | |
| int | sig | |||
| ) | [static] |
Definition at line 753 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 817 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().
| rb_atomic_t cnt[RUBY_NSIG] |
Definition at line 415 of file signal.c.
Referenced by compile_dregx(), compile_dstr(), compile_dstr_fragments(), ip_init(), local_tbl_gen(), rb_ary_rotate_m(), rb_parser_calloc(), rb_parser_malloc(), rb_parser_realloc(), swallow(), and vtable_tblcpy().
Referenced by sig_list(), signm2signo(), and signo2signm().
struct { ... } signal_buff [static] |
Referenced by rb_get_next_signal(), rb_signal_buff_size(), and sighandler().
1.4.7