Ruby: process.c File Reference

EXEC_OPTION_PGROUP
EXEC_OPTION_RLIMIT
EXEC_OPTION_UNSETENV_OTHERS
EXEC_OPTION_ENV
EXEC_OPTION_CHDIR
EXEC_OPTION_UMASK
EXEC_OPTION_DUP2
EXEC_OPTION_CLOSE
EXEC_OPTION_OPEN
EXEC_OPTION_DUP2_CHILD
EXEC_OPTION_CLOSE_OTHERS

Definition at line 1222 of file process.c.

static int check_exec_env_i	(	st_data_t	st_key,
		st_data_t	st_val,
		st_data_t	arg
	)			`[static]`

Definition at line 1593 of file process.c.

References env, hide_obj, NIL_P, rb_ary_push(), rb_assoc_new(), rb_eArgError, rb_raise(), ST_CONTINUE, strchr(), and StringValueCStr.

Referenced by rb_check_exec_env().

static VALUE check_exec_fds ( VALUE options ) [static]

Definition at line 1514 of file process.c.

References EXEC_OPTION_DUP2, EXEC_OPTION_DUP2_CHILD, EXEC_OPTION_OPEN, FIX2INT, FIXNUM_P, INT2FIX, NIL_P, Qfalse, Qtrue, RARRAY_LEN, RARRAY_PTR, rb_ary_entry(), rb_ary_store(), rb_eArgError, rb_hash_aset(), rb_hash_lookup, rb_hash_new(), rb_raise(), and RTEST.

Referenced by rb_exec_arg_fixup().

static int check_exec_options_i	(	st_data_t	st_key,
		st_data_t	st_val,
		st_data_t	arg
	)			`[static]`

Definition at line 1505 of file process.c.

References rb_exec_arg_addopt().

Referenced by rb_check_exec_options().

static void check_exec_redirect	(	VALUE	key,
		VALUE	val,
		VALUE	options
	)			`[static]`

Definition at line 1273 of file process.c.

References check_exec_redirect_fd(), EXEC_OPTION_CLOSE, EXEC_OPTION_DUP2, EXEC_OPTION_DUP2_CHILD, EXEC_OPTION_OPEN, FilePathValue, FIX2INT, FIXNUM_P, hide_obj, id, INT2FIX, INT2NUM(), NIL_P, Qnil, RARRAY_LEN, RARRAY_PTR, rb_ary_entry(), rb_ary_new(), rb_ary_new3(), rb_ary_push(), rb_ary_store(), rb_assoc_new(), rb_eArgError, rb_id2name(), rb_intern, rb_io_modestr_oflags(), rb_raise(), rb_str_dup(), rb_to_int(), StringValueCStr, SYM2ID, SYMBOL_P, T_ARRAY, T_FILE, T_FIXNUM, T_STRING, T_SYMBOL, and TYPE.

Referenced by rb_exec_arg_addopt().

static VALUE check_exec_redirect_fd ( VALUE v ) [static]

Definition at line 1237 of file process.c.

References rb_io_t::fd, FIX2INT, FIXNUM_P, GetOpenFile, INT2FIX, NIL_P, rb_check_convert_type(), rb_eArgError, rb_intern, rb_raise(), SYM2ID, SYMBOL_P, T_FILE, and rb_io_t::tied_io_for_writing.

Referenced by check_exec_redirect().

static void check_gid_switch ( void ) [static]

Definition at line 3813 of file process.c.

References rb_eRuntimeError, rb_raise(), and rb_secure().

Referenced by p_gid_change_privilege(), p_gid_exchange(), p_gid_switch(), and rb_setegid_core().

static void check_uid_switch ( void ) [static]

Definition at line 3803 of file process.c.

References rb_eRuntimeError, rb_raise(), and rb_secure().

Referenced by p_uid_change_privilege(), p_uid_exchange(), p_uid_switch(), and rb_seteuid_core().

static VALUE detach_process_pid ( VALUE thread ) [static]

Definition at line 896 of file process.c.

References id_pid(), and rb_thread_local_aref().

Referenced by rb_detach_process().

static VALUE detach_process_watcher ( void * arg ) [static]

Definition at line 902 of file process.c.

References wait_data::pid, rb_last_status_get(), rb_pid_t, rb_waitpid(), and wait_data::status.

Referenced by rb_detach_process().

static VALUE get_pid ( void ) [static]

Definition at line 151 of file process.c.

References PIDT2NUM, and rb_secure().

Referenced by Init_process().

static VALUE get_ppid ( void ) [static]

Definition at line 175 of file process.c.

References PIDT2NUM, and rb_secure().

Referenced by Init_process().

static VALUE hide_obj ( VALUE obj ) [static]

Definition at line 1216 of file process.c.

References RBASIC.

static ID id_pid ( void ) [inline, static]

Definition at line 888 of file process.c.

References CONST_ID, and wait_data::pid.

Referenced by detach_process_pid(), and rb_detach_process().

void Init_process ( void )

Definition at line 5429 of file process.c.

References CLASS_OF, get_pid(), get_ppid(), getegid(), geteuid(), inf(), INT2FIX, NULL, p_gid_change_privilege(), p_gid_exchange(), p_gid_exchangeable(), p_gid_grant_privilege(), p_gid_have_saved_id(), p_gid_switch(), p_sys_issetugid, p_sys_setegid, p_sys_seteuid, p_sys_setgid, p_sys_setregid, p_sys_setresgid, p_sys_setresuid, p_sys_setreuid, p_sys_setrgid, p_sys_setruid, p_sys_setuid, p_uid_change_privilege(), p_uid_exchange(), p_uid_exchangeable(), p_uid_grant_privilege(), p_uid_have_saved_id(), p_uid_switch(), proc_daemon, proc_detach(), proc_getegid(), proc_geteuid(), proc_getgid(), proc_getgroups, proc_getmaxgroups(), proc_getpgid, proc_getpgrp, proc_getpriority, proc_getrlimit, proc_getuid(), proc_initgroups, proc_setegid_m, proc_seteuid_m, proc_setgid, proc_setgroups, proc_setmaxgroups(), proc_setpgid, proc_setpgrp, proc_setpriority, proc_setrlimit, proc_setsid, proc_setuid, proc_wait(), proc_wait2(), proc_waitall(), pst_bitand(), pst_equal(), pst_inspect(), pst_pid(), pst_rshift(), pst_success_p(), pst_to_i(), pst_to_s(), pst_wcoredump(), pst_wexitstatus(), pst_wifexited(), pst_wifsignaled(), pst_wifstopped(), pst_wstopsig(), pst_wtermsig(), rb_cObject, rb_cProcessStatus, rb_define_alias(), rb_define_class_under(), rb_define_const(), rb_define_global_function(), rb_define_method(), rb_define_module(), rb_define_module_function(), rb_define_module_under(), rb_define_singleton_method(), rb_define_virtual_variable(), rb_f_abort(), rb_f_exec(), rb_f_exit(), rb_f_exit_bang(), rb_f_fork, rb_f_kill(), rb_f_sleep(), rb_f_spawn(), rb_f_system(), rb_last_status_get(), rb_proc_times, rb_singleton_class(), rb_struct_define(), rb_undef_method(), RLIM2NUM, and WNOHANG.

static int intcmp	(	const void *	a,
		const void *	b
	)			`[static]`

Definition at line 1913 of file process.c.

Referenced by run_exec_dup2().

static int intrcmp	(	const void *	a,
		const void *	b
	)			`[static]`

Definition at line 1919 of file process.c.

Referenced by run_exec_dup2().

static VALUE p_gid_change_privilege	(	VALUE	obj,
		VALUE	id
	)			`[static]`

Definition at line 4665 of file process.c.

References check_gid_switch(), EPERM, errno, getegid(), geteuid(), getgid(), NUM2GIDT, rb_gid_t, rb_notimplement(), rb_sys_fail, and setgid().

Referenced by Init_process().

static VALUE p_gid_exchange ( VALUE obj ) [static]

Definition at line 5134 of file process.c.

References check_gid_switch(), getegid(), getgid(), GIDT2NUM, rb_gid_t, rb_notimplement(), and rb_sys_fail.

Referenced by Init_process(), p_gid_sw_ensure(), and p_gid_switch().

static VALUE p_gid_exchangeable ( void ) [static]

Definition at line 5109 of file process.c.

References Qfalse, and Qtrue.

Referenced by Init_process().

static VALUE p_gid_grant_privilege	(	VALUE	obj,
		VALUE	id
	)			`[static]`

Definition at line 5035 of file process.c.

References NUM2GIDT, and rb_setegid_core().

Referenced by Init_process().

static VALUE p_gid_have_saved_id ( void ) [static]

Definition at line 5276 of file process.c.

References Qfalse, and Qtrue.

Referenced by Init_process().

static VALUE p_gid_sw_ensure ( VALUE obj ) [static]

Definition at line 5343 of file process.c.

References p_gid_exchange().

Referenced by p_gid_switch().

static VALUE p_gid_switch ( VALUE obj ) [static]

Definition at line 5350 of file process.c.

References check_gid_switch(), EPERM, errno, getegid(), getgid(), GIDT2NUM, p_gid_exchange(), p_gid_sw_ensure(), Qnil, rb_block_given_p(), rb_ensure(), rb_gid_t, rb_sys_fail, and rb_yield().

Referenced by Init_process().

static VALUE p_uid_change_privilege	(	VALUE	obj,
		VALUE	id
	)			`[static]`

Definition at line 4047 of file process.c.

References check_uid_switch(), EPERM, errno, geteuid(), getuid(), NUM2UIDT, rb_notimplement(), rb_sys_fail, rb_uid_t, and setuid().

Referenced by Init_process().

static VALUE p_uid_exchange ( VALUE obj ) [static]

Definition at line 5077 of file process.c.

References check_uid_switch(), geteuid(), getuid(), rb_notimplement(), rb_sys_fail, rb_uid_t, and UIDT2NUM.

Referenced by Init_process(), p_uid_sw_ensure(), and p_uid_switch().

static VALUE p_uid_exchangeable ( void ) [static]

Definition at line 5052 of file process.c.

References Qfalse, and Qtrue.

Referenced by Init_process().

static VALUE p_uid_grant_privilege	(	VALUE	obj,
		VALUE	id
	)			`[static]`

Definition at line 4915 of file process.c.

References NUM2UIDT, and rb_seteuid_core().

Referenced by Init_process().

static VALUE p_uid_have_saved_id ( void ) [static]

Definition at line 5167 of file process.c.

References Qfalse, and Qtrue.

Referenced by Init_process().

static VALUE p_uid_sw_ensure ( VALUE obj ) [static]

Definition at line 5233 of file process.c.

References p_uid_exchange().

Referenced by p_uid_switch().

static VALUE p_uid_switch ( VALUE obj ) [static]

Definition at line 5240 of file process.c.

References check_uid_switch(), EPERM, errno, geteuid(), getuid(), p_uid_exchange(), p_uid_sw_ensure(), Qnil, rb_block_given_p(), rb_ensure(), rb_sys_fail, rb_uid_t, rb_yield(), and UIDT2NUM.

Referenced by Init_process().

static VALUE proc_detach	(	VALUE	obj,
		VALUE	pid
	)			`[static]`

Definition at line 971 of file process.c.

References NUM2PIDT, rb_detach_process(), and rb_secure().

Referenced by Init_process().

static int proc_exec_v	(	char **	argv,
		const char *	prog
	)			`[static]`

Definition at line 1007 of file process.c.

References after_exec, ALLOCA_N, before_exec, dln_find_exe_r(), errno, execv(), fbuf, MAXPATHLEN, NULL, preserving_errno, STRCASECMP, and strrchr().

Referenced by rb_proc_exec(), and rb_proc_exec_n().

static VALUE proc_getegid ( VALUE obj ) [static]

Definition at line 4935 of file process.c.

References getegid(), GIDT2NUM, and rb_gid_t.

Referenced by Init_process().

static VALUE proc_geteuid ( VALUE obj ) [static]

Definition at line 4816 of file process.c.

References geteuid(), rb_uid_t, and UIDT2NUM.

Referenced by Init_process().

static VALUE proc_getgid ( VALUE obj ) [static]

Definition at line 4339 of file process.c.

References getgid(), GIDT2NUM, and rb_gid_t.

Referenced by Init_process().

static VALUE proc_getmaxgroups ( VALUE obj ) [static]

Definition at line 4527 of file process.c.

References INT2FIX.

Referenced by Init_process().

static VALUE proc_getuid ( VALUE obj ) [static]

Definition at line 3959 of file process.c.

References getuid(), rb_uid_t, and UIDT2NUM.

Referenced by Init_process().

static VALUE proc_setmaxgroups	(	VALUE	obj,
		VALUE	val
	)			`[static]`

Definition at line 4542 of file process.c.

References FIX2UINT, and INT2FIX.

Referenced by Init_process().

static VALUE proc_wait	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 771 of file process.c.

References NIL_P, NUM2PIDT, NUM2UINT, wait_data::pid, PIDT2NUM, Qnil, rb_last_status_clear(), rb_pid_t, rb_scan_args(), rb_secure(), rb_sys_fail, rb_waitpid(), and wait_data::status.

Referenced by Init_process(), and proc_wait2().

static VALUE proc_wait2	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 817 of file process.c.

References NIL_P, wait_data::pid, proc_wait(), Qnil, rb_assoc_new(), and rb_last_status_get().

Referenced by Init_process().

static VALUE proc_waitall ( void ) [static]

Definition at line 846 of file process.c.

References errno, NO_WAITPID, wait_data::pid, pid_tbl, PIDT2NUM, rb_ary_new(), rb_ary_push(), rb_assoc_new(), rb_last_status_clear(), rb_last_status_get(), rb_last_status_set(), rb_pid_t, rb_secure(), rb_sys_fail, rb_thread_schedule(), rb_waitpid(), result, st_foreach, wait_data::status, wait(), and waitall_each().

Referenced by Init_process().

static VALUE pst_bitand	(	VALUE	st1,
		VALUE	st2
	)			`[static]`

Definition at line 388 of file process.c.

References INT2NUM(), NUM2INT, and PST2INT.

Referenced by Init_process().

static VALUE pst_equal	(	VALUE	st1,
		VALUE	st2
	)			`[static]`

Definition at line 368 of file process.c.

References pst_to_i(), Qtrue, and rb_equal().

Referenced by Init_process().

static VALUE pst_inspect ( VALUE st ) [static]

Definition at line 339 of file process.c.

References CLASS_OF, NIL_P, NUM2PIDT, PST2INT, pst_message(), pst_pid(), rb_class2name(), rb_pid_t, rb_sprintf(), and rb_str_cat2().

Referenced by Init_process().

static void pst_message	(	VALUE	str,
		rb_pid_t	pid,
		int	status
	)			`[static]`

Definition at line 274 of file process.c.

References rb_str_cat2(), rb_str_catf(), ruby_signal_name(), WEXITSTATUS, WIFEXITED, WIFSIGNALED, WIFSTOPPED, WSTOPSIG, and WTERMSIG.

Referenced by pst_inspect(), and pst_to_s().

static VALUE pst_pid ( VALUE st ) [static]

Definition at line 268 of file process.c.

References rb_attr_get(), and rb_intern.

Referenced by Init_process(), pst_inspect(), and pst_to_s().

static VALUE pst_rshift	(	VALUE	st1,
		VALUE	st2
	)			`[static]`

Definition at line 409 of file process.c.

References INT2NUM(), NUM2INT, and PST2INT.

Referenced by Init_process().

static VALUE pst_success_p ( VALUE st ) [static]

Definition at line 557 of file process.c.

References EXIT_SUCCESS, PST2INT, Qfalse, Qnil, Qtrue, WEXITSTATUS, and WIFEXITED.

Referenced by Init_process().

static VALUE pst_to_i ( VALUE st ) [static]

Definition at line 249 of file process.c.

References rb_iv_get().

Referenced by Init_process(), and pst_equal().

static VALUE pst_to_s ( VALUE st ) [static]

Definition at line 316 of file process.c.

References NUM2PIDT, PST2INT, pst_message(), pst_pid(), rb_pid_t, and rb_str_buf_new().

Referenced by Init_process().

static VALUE pst_wcoredump ( VALUE st ) [static]

Definition at line 576 of file process.c.

References PST2INT, Qfalse, and Qtrue.

Referenced by Init_process().

static VALUE pst_wexitstatus ( VALUE st ) [static]

Definition at line 538 of file process.c.

References INT2NUM(), PST2INT, Qnil, WEXITSTATUS, and WIFEXITED.

Referenced by Init_process().

static VALUE pst_wifexited ( VALUE st ) [static]

Definition at line 507 of file process.c.

References PST2INT, Qfalse, Qtrue, and WIFEXITED.

Referenced by Init_process().

static VALUE pst_wifsignaled ( VALUE st ) [static]

Definition at line 466 of file process.c.

References PST2INT, Qfalse, Qtrue, and WIFSIGNALED.

Referenced by Init_process().

static VALUE pst_wifstopped ( VALUE st ) [static]

Definition at line 427 of file process.c.

References PST2INT, Qfalse, Qtrue, and WIFSTOPPED.

Referenced by Init_process().

static VALUE pst_wstopsig ( VALUE st ) [static]

Definition at line 447 of file process.c.

References INT2NUM(), PST2INT, Qnil, WIFSTOPPED, and WSTOPSIG.

Referenced by Init_process().

static VALUE pst_wtermsig ( VALUE st ) [static]

Definition at line 487 of file process.c.

References INT2NUM(), PST2INT, Qnil, WIFSIGNALED, and WTERMSIG.

Referenced by Init_process().

static VALUE rb_check_argv	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 1624 of file process.c.

References name, NIL_P, RARRAY_LEN, RARRAY_PTR, rb_check_array_type(), rb_eArgError, rb_raise(), rb_str_new4, RSTRING_PTR, SafeStringValue, security(), and StringValueCStr.

Referenced by rb_exec_getargs().

static VALUE rb_check_exec_env ( VALUE hash ) [static]

Definition at line 1613 of file process.c.

References check_exec_env_i(), env, hide_obj, rb_ary_new(), RHASH_TBL, and st_foreach.

Referenced by rb_exec_fillarg().

static void rb_check_exec_options	(	VALUE	opthash,
		struct rb_exec_arg *	e
	)			`[static]`

Definition at line 1585 of file process.c.

References check_exec_options_i(), RHASH_EMPTY_P, RHASH_TBL, and st_foreach.

Referenced by rb_exec_fillarg().

VALUE rb_detach_process ( rb_pid_t pid )

Definition at line 914 of file process.c.

References detach_process_pid(), detach_process_watcher(), id_pid(), PIDT2NUM, rb_define_singleton_method(), rb_thread_create(), and rb_thread_local_aset().

Referenced by proc_detach(), and pty_detach_process().

int rb_exec ( const struct rb_exec_arg * e )

Definition at line 2349 of file process.c.

References NULL, preserving_errno, rb_exec_arg::prog, rb_exec_err(), rb_sourcefile(), and rb_sourceline().

int rb_exec_arg_addopt	(	struct rb_exec_arg *	e,
		VALUE	key,
		VALUE	val
	)

Definition at line 1381 of file process.c.

References check_exec_redirect(), EXEC_OPTION_CHDIR, EXEC_OPTION_PGROUP, EXEC_OPTION_RLIMIT, EXEC_OPTION_UMASK, EXEC_OPTION_UNSETENV_OTHERS, FilePathValue, hide_obj, id, INT2FIX, INT2NUM(), LONG2NUM, mode_t, NIL_P, NUM2LONG(), NUM2PIDT, rb_exec_arg::options, options(), PIDT2NUM, Qfalse, Qtrue, RARRAY_LEN, rb_ary_entry(), rb_ary_new(), rb_ary_new3(), rb_ary_push(), rb_ary_store(), rb_check_array_type(), rb_eArgError, rb_id2name(), rb_intern, rb_raise(), rb_secure(), rb_str_dup(), rb_to_int(), rlimit_type_by_lname(), RTEST, ST_CONTINUE, SYM2ID, T_ARRAY, T_FILE, T_FIXNUM, T_SYMBOL, and TYPE.

Referenced by check_exec_options_i(), pipe_open(), rb_exec_arg_prepare(), and rb_f_exec().

void rb_exec_arg_fixup ( struct rb_exec_arg * e )

Definition at line 1720 of file process.c.

References check_exec_fds(), rb_exec_arg::options, and rb_exec_arg::redirect_fds.

Referenced by pipe_open(), rb_exec_arg_prepare(), and rb_f_exec().

VALUE rb_exec_arg_init	(	int	argc,
		VALUE *	argv,
		int	accept_shell,
		struct rb_exec_arg *	e
	)

Definition at line 1710 of file process.c.

References env, Qnil, rb_exec_fillarg(), and rb_exec_getargs().

Referenced by pipe_open_s(), pipe_open_v(), rb_exec_arg_prepare(), and rb_f_exec().

static VALUE rb_exec_arg_prepare	(	struct rb_exec_arg *	earg,
		int	argc,
		VALUE *	argv,
		int	default_close_others
	)			`[static]`

Definition at line 2854 of file process.c.

References ID2SYM, NIL_P, rb_exec_arg::options, Qfalse, Qtrue, rb_ary_entry(), rb_exec_arg_addopt(), rb_exec_arg_fixup(), rb_exec_arg_init(), rb_intern, and TRUE.

Referenced by rb_f_spawn(), and rb_spawn_internal().

int rb_exec_err	(	const struct rb_exec_arg *	e,
		char *	errmsg,
		size_t	errmsg_buflen
	)

Definition at line 2329 of file process.c.

References rb_exec_arg::argc, rb_exec_arg::argv, NULL, rb_exec_arg::prog, rb_proc_exec(), rb_proc_exec_n(), and rb_run_exec_options_err().

Referenced by rb_exec(), and rb_f_exec().

static void rb_exec_fillarg	(	VALUE	prog,
		int	argc,
		VALUE *	argv,
		VALUE	env,
		VALUE	opthash,
		struct rb_exec_arg *	e
	)			`[static]`

Definition at line 1689 of file process.c.

References rb_exec_arg::argc, rb_exec_arg::argv, EXEC_OPTION_ENV, hide_obj, MEMZERO, NIL_P, rb_exec_arg::options, options(), rb_exec_arg::prog, rb_ary_new(), rb_ary_store(), rb_check_exec_env(), rb_check_exec_options(), and RSTRING_PTR.

Referenced by rb_exec_arg_init().

static VALUE rb_exec_getargs	(	int *	argc_p,
		VALUE **	argv_p,
		int	accept_shell,
		VALUE *	env_ret,
		VALUE *	opthash_ret,
		struct rb_exec_arg *	e
	)			`[static]`

Definition at line 1657 of file process.c.

References hash(), NIL_P, rb_check_argv(), rb_check_convert_type(), and T_HASH.

Referenced by rb_exec_arg_init().

void rb_exit ( int status )

Definition at line 2684 of file process.c.

References GET_THREAD, INT2NUM(), rb_class_new_instance(), rb_eSystemExit, rb_exc_raise(), rb_str_new2, and ruby_finalize().

Referenced by rb_f_abort(), rb_f_exit(), and rb_thread_kill().

VALUE rb_f_abort	(	int	argc,
		VALUE *	argv
	)

Definition at line 2783 of file process.c.

References EXIT_FAILURE, GET_THREAD, INT2NUM(), NIL_P, Qnil, rb_class_new_instance(), rb_eSystemExit, rb_exc_raise(), rb_exit(), rb_io_puts(), rb_scan_args(), rb_secure(), rb_stderr, ruby_error_print(), and StringValue.

Referenced by Init_process().

VALUE rb_f_exec	(	int	argc,
		VALUE *	argv
	)

Definition at line 1770 of file process.c.

References CHILD_ERRMSG_BUFLEN, ID2SYM, NIL_P, rb_exec_arg::options, Qfalse, Qnil, rb_ary_entry(), rb_exec_arg_addopt(), rb_exec_arg_fixup(), rb_exec_arg_init(), rb_exec_err(), rb_intern, rb_sys_fail, and TRUE.

Referenced by Init_process(), and pty_exec().

VALUE rb_f_exit	(	int	argc,
		VALUE *	argv
	)

Definition at line 2740 of file process.c.

References EXIT_FAILURE, EXIT_SUCCESS, NUM2INT, Qfalse, Qnil, Qtrue, rb_exit(), rb_scan_args(), and rb_secure().

Referenced by Init_process().

static VALUE rb_f_exit_bang	(	int	argc,
		VALUE *	argv,
		VALUE	obj
	)			`[static]`

Definition at line 2656 of file process.c.

References EXIT_FAILURE, EXIT_SUCCESS, NUM2INT, Qfalse, Qnil, Qtrue, rb_scan_args(), and rb_secure().

Referenced by Init_process().

static VALUE rb_f_sleep	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 3268 of file process.c.

References INT2FIX, rb_eArgError, rb_raise(), rb_thread_sleep_forever(), rb_thread_wait_for(), rb_time_interval(), and time_t.

Referenced by Init_process().

static VALUE rb_f_spawn	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 3229 of file process.c.

References rb_exec_arg::argc, rb_exec_arg::argv, CHILD_ERRMSG_BUFLEN, PIDT2NUM, rb_exec_arg::prog, Qnil, rb_exec_arg_prepare(), rb_pid_t, rb_spawn_process(), rb_sys_fail, RSTRING_PTR, and TRUE.

Referenced by Init_process().

static VALUE rb_f_system	(	int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 2965 of file process.c.

References EXIT_SUCCESS, FALSE, NULL, PST2INT, Qfalse, Qnil, Qtrue, rb_last_status_get(), rb_pid_t, rb_spawn_internal(), rb_syswait(), RETSIGTYPE, and signal().

Referenced by Init_process().

static void rb_last_status_clear ( void ) [static]

Definition at line 230 of file process.c.

References GET_THREAD, and Qnil.

Referenced by proc_wait(), and proc_waitall().

VALUE rb_last_status_get ( void )

Definition at line 215 of file process.c.

References GET_THREAD.

Referenced by detach_process_watcher(), Init_process(), proc_wait2(), proc_waitall(), pty_check(), raise_from_check(), rb_f_system(), and waitall_each().

void rb_last_status_set	(	int	status,
		rb_pid_t	pid
	)

Definition at line 221 of file process.c.

References GET_THREAD, INT2FIX, rb_thread_struct::last_status, PIDT2NUM, rb_cProcessStatus, rb_iv_set(), and rb_obj_alloc().

Referenced by pipe_finalize(), proc_waitall(), rb_spawn_process(), rb_waitpid(), and waitall_each().

int rb_proc_exec ( const char * str )

Definition at line 1072 of file process.c.

References a(), after_exec, ALLOCA_N, argv, before_exec, dln_find_exe_r(), errno, execl(), fbuf, ISALPHA, ISSPACE, MAXPATHLEN, NULL, preserving_errno, proc_exec_v(), rb_w32_spawn(), wait_data::status, strchr(), and strtok().

Referenced by rb_exec_err().

int rb_proc_exec_n	(	int	argc,
		VALUE *	argv,
		const char *	prog
	)

Definition at line 1055 of file process.c.

References ALLOCA_N, proc_exec_v(), and RSTRING_PTR.

Referenced by rb_exec_err().

int rb_run_exec_options	(	const struct rb_exec_arg *	e,
		struct rb_exec_arg *	s
	)

Definition at line 2323 of file process.c.

References NULL, and rb_run_exec_options_err().

Referenced by pipe_open().

int rb_run_exec_options_err	(	const struct rb_exec_arg *	e,
		struct rb_exec_arg *	s,
		char *	errmsg,
		size_t	errmsg_buflen
	)

Definition at line 2208 of file process.c.

References rb_exec_arg::argc, rb_exec_arg::argv, ERRMSG, EXEC_OPTION_CHDIR, EXEC_OPTION_CLOSE, EXEC_OPTION_DUP2, EXEC_OPTION_DUP2_CHILD, EXEC_OPTION_ENV, EXEC_OPTION_OPEN, EXEC_OPTION_PGROUP, EXEC_OPTION_RLIMIT, EXEC_OPTION_UMASK, EXEC_OPTION_UNSETENV_OTHERS, FIX2INT, hide_obj, LONG2NUM, mode_t, my_getcwd, NIL_P, NULL, NUM2LONG(), rb_exec_arg::options, options(), rb_exec_arg::prog, Qfalse, Qnil, RARRAY_LEN, RARRAY_PTR, rb_ary_entry(), rb_ary_new(), rb_ary_store(), rb_close_before_exec(), rb_env_clear(), rb_str_new2, rb_warn(), rb_exec_arg::redirect_fds, RSTRING_PTR, RTEST, ruby_setenv(), run_exec_close(), run_exec_dup2(), run_exec_dup2_child(), run_exec_open(), run_exec_rlimit(), save_env(), StringValueCStr, and xfree.

Referenced by rb_exec_err(), rb_run_exec_options(), and rb_spawn_process().

static rb_gid_t rb_setegid_core ( rb_gid_t egid ) [static]

Definition at line 4986 of file process.c.

References check_gid_switch(), geteuid(), getgid(), rb_gid_t, rb_notimplement(), rb_sys_fail, and setgid().

Referenced by p_gid_grant_privilege().

static rb_uid_t rb_seteuid_core ( rb_uid_t euid ) [static]

Definition at line 4866 of file process.c.

References check_uid_switch(), geteuid(), getuid(), rb_notimplement(), rb_sys_fail, rb_uid_t, and setuid().

Referenced by p_uid_grant_privilege().

rb_pid_t rb_spawn	(	int	argc,
		VALUE *	argv
	)

Definition at line 2926 of file process.c.

References NULL, rb_spawn_internal(), and TRUE.

rb_pid_t rb_spawn_err	(	int	argc,
		VALUE *	argv,
		char *	errmsg,
		size_t	errmsg_buflen
	)

Definition at line 2920 of file process.c.

References rb_spawn_internal(), and TRUE.

static rb_pid_t rb_spawn_internal	(	int	argc,
		VALUE *	argv,
		int	default_close_others,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2911 of file process.c.

References rb_exec_arg_prepare(), and rb_spawn_process().

Referenced by rb_f_system(), rb_spawn(), and rb_spawn_err().

static rb_pid_t rb_spawn_process	(	struct rb_exec_arg *	earg,
		VALUE	prog,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2866 of file process.c.

References rb_exec_arg::argc, rb_exec_arg::argv, NULL, rb_ary_join(), rb_ary_new4(), rb_fork_err(), rb_last_status_set(), rb_pid_t, rb_run_exec_options_err(), rb_str_new2, rb_exec_arg::redirect_fds, RSTRING_PTR, and StringValuePtr.

Referenced by rb_f_spawn(), and rb_spawn_internal().

void rb_syswait ( rb_pid_t pid )

Definition at line 2812 of file process.c.

References errno, FALSE, rb_waitpid(), RETSIGTYPE, SIGINT, signal(), and TRUE.

Referenced by rb_f_system(), and rb_io_close().

void rb_thread_reset_timer_thread ( void )

Definition at line 2709 of file thread.c.

void rb_thread_start_timer_thread ( void )

Definition at line 2715 of file thread.c.

void rb_thread_stop_timer_thread ( void )

struct timeval rb_time_interval ( VALUE )

Definition at line 2371 of file time.c.

rb_pid_t rb_waitpid	(	rb_pid_t	pid,
		int *	st,
		int	flags
	)

Definition at line 644 of file process.c.

References errno, wait_data::pid, pid_tbl, rb_eArgError, rb_last_status_set(), rb_pid_t, rb_raise(), rb_thread_alone(), rb_thread_blocking_region(), rb_thread_schedule(), rb_waitpid_blocking(), result, RUBY_UBF_PROCESS, RUBY_VM_CHECK_INTS, st_delete, st_foreach, st_init_numtable, st_insert, wait_data::status, and wait_each().

Referenced by detach_process_watcher(), proc_wait(), proc_waitall(), pty_check(), and rb_syswait().

static VALUE rb_waitpid_blocking ( void * data ) [static]

Definition at line 625 of file process.c.

References NULL, rb_pid_t, result, wait(), and waitpid().

Referenced by rb_waitpid().

static int rlimit_resource_name2int	(	const char *	name,
		int	casetype
	)			`[static]`

Definition at line 3531 of file process.c.

References ALLOCA_N, ISLOWER, len, and TOUPPER.

Referenced by rlimit_type_by_hname(), and rlimit_type_by_lname().

static int rlimit_resource_type ( VALUE rtype ) [static]

Definition at line 3621 of file process.c.

References name, NIL_P, NUM2INT, rb_check_string_type(), rb_eArgError, rb_id2name(), rb_raise(), rlimit_type_by_hname(), StringValueCStr, SYM2ID, T_BIGNUM, T_FIXNUM, T_STRING, T_SYMBOL, and TYPE.

static rlim_t rlimit_resource_value ( VALUE rval ) [static]

Definition at line 3655 of file process.c.

References name, NIL_P, NUM2RLIM, rb_check_string_type(), rb_eArgError, rb_id2name(), rb_raise(), StringValueCStr, SYM2ID, T_BIGNUM, T_FIXNUM, T_STRING, T_SYMBOL, and TYPE.

static int rlimit_type_by_hname ( const char * name ) [static]

Definition at line 3609 of file process.c.

References rlimit_resource_name2int().

Referenced by rlimit_resource_type().

static int rlimit_type_by_lname ( const char * name ) [static]

Definition at line 3615 of file process.c.

References rlimit_resource_name2int().

Referenced by rb_exec_arg_addopt().

static int run_exec_close	(	VALUE	ary,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2063 of file process.c.

References ERRMSG, FIX2INT, RARRAY_LEN, RARRAY_PTR, and redirect_close.

Referenced by rb_run_exec_options_err().

static int run_exec_dup2	(	VALUE	ary,
		VALUE	save,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 1925 of file process.c.

References ERRMSG, fcntl(), FIX2INT, intcmp(), intrcmp(), malloc, NULL, RARRAY_LEN, RARRAY_PTR, redirect_close, redirect_dup, redirect_dup2, RTEST, save_redirect_fd(), and xfree.

Referenced by rb_run_exec_options_err().

static int run_exec_dup2_child	(	VALUE	ary,
		VALUE	save,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2126 of file process.c.

References ERRMSG, FIX2INT, RARRAY_LEN, RARRAY_PTR, redirect_dup2, and save_redirect_fd().

Referenced by rb_run_exec_options_err().

static int run_exec_open	(	VALUE	ary,
		VALUE	save,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2080 of file process.c.

References ERRMSG, FIX2INT, NUM2INT, RARRAY_LEN, RARRAY_PTR, redirect_close, redirect_dup2, redirect_open, RSTRING_PTR, and save_redirect_fd().

Referenced by rb_run_exec_options_err().

static int run_exec_rlimit	(	VALUE	ary,
		VALUE	save,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 2173 of file process.c.

References ERRMSG, EXEC_OPTION_RLIMIT, getrlimit(), hide_obj, NIL_P, NUM2INT, NUM2RLIM, RARRAY_LEN, RARRAY_PTR, rb_ary_entry(), rb_ary_new(), rb_ary_new3(), rb_ary_push(), rb_ary_store(), RLIM2NUM, and setrlimit().

Referenced by rb_run_exec_options_err().

static void save_env ( VALUE save ) [static]

Definition at line 1898 of file process.c.

References env, EXEC_OPTION_ENV, EXEC_OPTION_UNSETENV_OTHERS, hide_obj, NIL_P, Qtrue, rb_ary_entry(), rb_ary_new(), rb_ary_store(), rb_block_call, rb_cObject, rb_const_get(), rb_intern, RTEST, and save_env_i().

Referenced by rb_run_exec_options_err().

static VALUE save_env_i	(	VALUE	i,
		VALUE	ary,
		int	argc,
		VALUE *	argv
	)			`[static]`

Definition at line 1891 of file process.c.

References hide_obj, Qnil, rb_ary_dup(), and rb_ary_push().

Referenced by save_env().

static int save_redirect_fd	(	int	fd,
		VALUE	save,
		char *	errmsg,
		size_t	errmsg_buflen
	)			`[static]`

Definition at line 1860 of file process.c.

References ERRMSG, errno, EXEC_OPTION_CLOSE, EXEC_OPTION_DUP2, hide_obj, INT2FIX, NIL_P, Qnil, rb_ary_entry(), rb_ary_new(), rb_ary_push(), rb_ary_store(), rb_assoc_new(), and redirect_dup.

Referenced by run_exec_dup2(), run_exec_dup2_child(), and run_exec_open().

static void security ( const char * str ) [static]

Definition at line 997 of file process.c.

References rb_env_path_tainted(), rb_eSecurityError, rb_raise(), and rb_safe_level.

Referenced by rb_check_argv().

char* strtok ( )

Referenced by rb_proc_exec().

static int wait_each	(	rb_pid_t	pid,
		int	status,
		struct wait_data *	data
	)			`[static]`

Definition at line 600 of file process.c.

References wait_data::pid, ST_DELETE, ST_STOP, and wait_data::status.

Referenced by rb_waitpid().

static int waitall_each	(	rb_pid_t	pid,
		int	status,
		VALUE	ary
	)			`[static]`

Definition at line 610 of file process.c.

References PIDT2NUM, rb_ary_push(), rb_assoc_new(), rb_last_status_get(), rb_last_status_set(), and ST_DELETE.

Referenced by proc_waitall().

int forked_child = 0 [static]

Definition at line 985 of file process.c.

int maxgroups = 32 [static]

Definition at line 4385 of file process.c.

st_table* pid_tbl [static]

Definition at line 592 of file process.c.

Referenced by proc_waitall(), and rb_waitpid().

VALUE rb_cProcessStatus [static]

Definition at line 212 of file process.c.

Referenced by Init_process(), and rb_last_status_set().

VALUE rb_mProcess

Definition at line 5417 of file process.c.

VALUE rb_mProcGID

Definition at line 5419 of file process.c.

VALUE rb_mProcID_Syscall

Definition at line 5420 of file process.c.

VALUE rb_mProcUID

Definition at line 5418 of file process.c.

rb_gid_t SAVED_GROUP_ID = -1 [static]

Definition at line 4634 of file process.c.

rb_uid_t SAVED_USER_ID = -1 [static]

Definition at line 4016 of file process.c.

int under_gid_switch = 0 [static]

Definition at line 3811 of file process.c.

int under_uid_switch = 0 [static]

Definition at line 3801 of file process.c.

process.c File Reference

Data Structures

Defines

Enumerations

Functions

Variables

Define Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation


Data Structures
struct	wait_data
Defines
#define	EXIT_SUCCESS 0
#define	EXIT_FAILURE 1
#define	MAXPATHLEN 1024
#define	WIFEXITED(w) (((w) & 0xff) == 0)
#define	WIFSIGNALED(w) (((w) & 0x7f) > 0 && (((w) & 0x7f) < 0x7f))
#define	WIFSTOPPED(w) (((w) & 0xff) == 0x7f)
#define	WEXITSTATUS(w) (((w) >> 8) & 0xff)
#define	WTERMSIG(w) ((w) & 0x7f)
#define	WSTOPSIG WEXITSTATUS
#define	RLIM2NUM(v) UINT2NUM(v)
#define	NUM2RLIM(v) NUM2UINT(v)
#define	preserving_errno(stmts) do {int saved_errno = errno; stmts; errno = saved_errno;} while (0)
#define	PST2INT(st) NUM2INT(pst_to_i(st))
#define	NO_WAITPID
#define	before_exec() (rb_enable_interrupt(), (forked_child ? 0 : (rb_thread_stop_timer_thread(), 1)))
#define	after_exec() (rb_thread_reset_timer_thread(), rb_thread_start_timer_thread(), forked_child = 0, rb_disable_interrupt())
#define	before_fork() before_exec()
#define	after_fork() (GET_THREAD()->thrown_errinfo = 0, after_exec())
#define	CHILD_ERRMSG_BUFLEN 80
#define	ERRMSG(str) do { if (errmsg && 0 < errmsg_buflen) strlcpy(errmsg, (str), errmsg_buflen); } while (0)
#define	redirect_dup(oldfd) dup(oldfd)
#define	redirect_dup2(oldfd, newfd) dup2(oldfd, newfd)
#define	redirect_close(fd) close(fd)
#define	redirect_open(pathname, flags, perm) open(pathname, flags, perm)
#define	rb_f_fork rb_f_notimplement
#define	proc_getpgrp rb_f_notimplement
#define	proc_setpgrp rb_f_notimplement
#define	proc_getpgid rb_f_notimplement
#define	proc_setpgid rb_f_notimplement
#define	proc_setsid rb_f_notimplement
#define	proc_getpriority rb_f_notimplement
#define	proc_setpriority rb_f_notimplement
#define	proc_getrlimit rb_f_notimplement
#define	proc_setrlimit rb_f_notimplement
#define	p_sys_setuid rb_f_notimplement
#define	p_sys_setruid rb_f_notimplement
#define	p_sys_seteuid rb_f_notimplement
#define	p_sys_setreuid rb_f_notimplement
#define	p_sys_setresuid rb_f_notimplement
#define	proc_setuid rb_f_notimplement
#define	p_sys_setgid rb_f_notimplement
#define	p_sys_setrgid rb_f_notimplement
#define	p_sys_setegid rb_f_notimplement
#define	p_sys_setregid rb_f_notimplement
#define	p_sys_setresgid rb_f_notimplement
#define	p_sys_issetugid rb_f_notimplement
#define	proc_setgid rb_f_notimplement
#define	proc_getgroups rb_f_notimplement
#define	proc_setgroups rb_f_notimplement
#define	proc_initgroups rb_f_notimplement
#define	proc_daemon rb_f_notimplement
#define	proc_seteuid_m rb_f_notimplement
#define	proc_setegid_m rb_f_notimplement
#define	rb_proc_times rb_f_notimplement
Enumerations
enum	{ EXEC_OPTION_PGROUP, EXEC_OPTION_RLIMIT, EXEC_OPTION_UNSETENV_OTHERS, EXEC_OPTION_ENV, EXEC_OPTION_CHDIR, EXEC_OPTION_UMASK, EXEC_OPTION_DUP2, EXEC_OPTION_CLOSE, EXEC_OPTION_OPEN, EXEC_OPTION_DUP2_CHILD, EXEC_OPTION_CLOSE_OTHERS }
Functions
timeval	rb_time_interval (VALUE)
static VALUE	get_pid (void)
static VALUE	get_ppid (void)
VALUE	rb_last_status_get (void)
void	rb_last_status_set (int status, rb_pid_t pid)
static void	rb_last_status_clear (void)
static VALUE	pst_to_i (VALUE st)
static VALUE	pst_pid (VALUE st)
static void	pst_message (VALUE str, rb_pid_t pid, int status)
static VALUE	pst_to_s (VALUE st)
static VALUE	pst_inspect (VALUE st)
static VALUE	pst_equal (VALUE st1, VALUE st2)
static VALUE	pst_bitand (VALUE st1, VALUE st2)
static VALUE	pst_rshift (VALUE st1, VALUE st2)
static VALUE	pst_wifstopped (VALUE st)
static VALUE	pst_wstopsig (VALUE st)
static VALUE	pst_wifsignaled (VALUE st)
static VALUE	pst_wtermsig (VALUE st)
static VALUE	pst_wifexited (VALUE st)
static VALUE	pst_wexitstatus (VALUE st)
static VALUE	pst_success_p (VALUE st)
static VALUE	pst_wcoredump (VALUE st)
static int	wait_each (rb_pid_t pid, int status, struct wait_data *data)
static int	waitall_each (rb_pid_t pid, int status, VALUE ary)
static VALUE	rb_waitpid_blocking (void *data)
rb_pid_t	rb_waitpid (rb_pid_t pid, int *st, int flags)
static VALUE	proc_wait (int argc, VALUE *argv)
static VALUE	proc_wait2 (int argc, VALUE *argv)
static VALUE	proc_waitall (void)
static ID	id_pid (void)
static VALUE	detach_process_pid (VALUE thread)
static VALUE	detach_process_watcher (void *arg)
VALUE	rb_detach_process (rb_pid_t pid)
static VALUE	proc_detach (VALUE obj, VALUE pid)
char *	strtok ()
void	rb_thread_stop_timer_thread (void)
void	rb_thread_start_timer_thread (void)
void	rb_thread_reset_timer_thread (void)
static void	security (const char *str)
static int	proc_exec_v (char *argv, const char prog)
int	rb_proc_exec_n (int argc, VALUE argv, const char prog)
int	rb_proc_exec (const char *str)
static VALUE	hide_obj (VALUE obj)
static VALUE	check_exec_redirect_fd (VALUE v)
static void	check_exec_redirect (VALUE key, VALUE val, VALUE options)
static int	rlimit_type_by_lname (const char *name)
int	rb_exec_arg_addopt (struct rb_exec_arg *e, VALUE key, VALUE val)
static int	check_exec_options_i (st_data_t st_key, st_data_t st_val, st_data_t arg)
static VALUE	check_exec_fds (VALUE options)
static void	rb_check_exec_options (VALUE opthash, struct rb_exec_arg *e)
static int	check_exec_env_i (st_data_t st_key, st_data_t st_val, st_data_t arg)
static VALUE	rb_check_exec_env (VALUE hash)
static VALUE	rb_check_argv (int argc, VALUE *argv)
static VALUE	rb_exec_getargs (int argc_p, VALUE argv_p, int accept_shell, VALUE env_ret, VALUE opthash_ret, struct rb_exec_arg e)
static void	rb_exec_fillarg (VALUE prog, int argc, VALUE argv, VALUE env, VALUE opthash, struct rb_exec_arg e)
VALUE	rb_exec_arg_init (int argc, VALUE argv, int accept_shell, struct rb_exec_arg e)
void	rb_exec_arg_fixup (struct rb_exec_arg *e)
VALUE	rb_f_exec (int argc, VALUE *argv)
static int	save_redirect_fd (int fd, VALUE save, char *errmsg, size_t errmsg_buflen)
static VALUE	save_env_i (VALUE i, VALUE ary, int argc, VALUE *argv)
static void	save_env (VALUE save)
static int	intcmp (const void a, const void b)
static int	intrcmp (const void a, const void b)
static int	run_exec_dup2 (VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
static int	run_exec_close (VALUE ary, char *errmsg, size_t errmsg_buflen)
static int	run_exec_open (VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
static int	run_exec_dup2_child (VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
static int	run_exec_rlimit (VALUE ary, VALUE save, char *errmsg, size_t errmsg_buflen)
int	rb_run_exec_options_err (const struct rb_exec_arg e, struct rb_exec_arg s, char *errmsg, size_t errmsg_buflen)
int	rb_run_exec_options (const struct rb_exec_arg e, struct rb_exec_arg s)
int	rb_exec_err (const struct rb_exec_arg e, char errmsg, size_t errmsg_buflen)
int	rb_exec (const struct rb_exec_arg *e)
static VALUE	rb_f_exit_bang (int argc, VALUE *argv, VALUE obj)
void	rb_exit (int status)
VALUE	rb_f_exit (int argc, VALUE *argv)
VALUE	rb_f_abort (int argc, VALUE *argv)
void	rb_syswait (rb_pid_t pid)
static VALUE	rb_exec_arg_prepare (struct rb_exec_arg earg, int argc, VALUE argv, int default_close_others)
static rb_pid_t	rb_spawn_process (struct rb_exec_arg earg, VALUE prog, char errmsg, size_t errmsg_buflen)
static rb_pid_t	rb_spawn_internal (int argc, VALUE argv, int default_close_others, char errmsg, size_t errmsg_buflen)
rb_pid_t	rb_spawn_err (int argc, VALUE argv, char errmsg, size_t errmsg_buflen)
rb_pid_t	rb_spawn (int argc, VALUE *argv)
static VALUE	rb_f_system (int argc, VALUE *argv)
static VALUE	rb_f_spawn (int argc, VALUE *argv)
static VALUE	rb_f_sleep (int argc, VALUE *argv)
static int	rlimit_resource_name2int (const char *name, int casetype)
static int	rlimit_type_by_hname (const char *name)
static int	rlimit_resource_type (VALUE rtype)
static rlim_t	rlimit_resource_value (VALUE rval)
static void	check_uid_switch (void)
static void	check_gid_switch (void)
static VALUE	proc_getuid (VALUE obj)
static VALUE	p_uid_change_privilege (VALUE obj, VALUE id)
static VALUE	proc_getgid (VALUE obj)
static VALUE	proc_getmaxgroups (VALUE obj)
static VALUE	proc_setmaxgroups (VALUE obj, VALUE val)
static VALUE	p_gid_change_privilege (VALUE obj, VALUE id)
static VALUE	proc_geteuid (VALUE obj)
static rb_uid_t	rb_seteuid_core (rb_uid_t euid)
static VALUE	p_uid_grant_privilege (VALUE obj, VALUE id)
static VALUE	proc_getegid (VALUE obj)
static rb_gid_t	rb_setegid_core (rb_gid_t egid)
static VALUE	p_gid_grant_privilege (VALUE obj, VALUE id)
static VALUE	p_uid_exchangeable (void)
static VALUE	p_uid_exchange (VALUE obj)
static VALUE	p_gid_exchangeable (void)
static VALUE	p_gid_exchange (VALUE obj)
static VALUE	p_uid_have_saved_id (void)
static VALUE	p_uid_sw_ensure (VALUE obj)
static VALUE	p_uid_switch (VALUE obj)
static VALUE	p_gid_have_saved_id (void)
static VALUE	p_gid_sw_ensure (VALUE obj)
static VALUE	p_gid_switch (VALUE obj)
void	Init_process (void)
Variables
static VALUE	rb_cProcessStatus
static st_table *	pid_tbl
static int	forked_child = 0
static int	under_uid_switch = 0
static int	under_gid_switch = 0
static rb_uid_t	SAVED_USER_ID = -1
static int	maxgroups = 32
static rb_gid_t	SAVED_GROUP_ID = -1
VALUE	rb_mProcess
VALUE	rb_mProcUID
VALUE	rb_mProcGID
VALUE	rb_mProcID_Syscall