#include "internal.h"
#include "ruby/io.h"
#include "ruby/thread.h"
#include "dln.h"
#include "encindex.h"
#include "id.h"
#include <ctype.h>
#include <errno.h>
#include "ruby_atomic.h"
#include <sys/types.h>
#include <sys/stat.h>
#include "ruby/util.h"

Data Structures
struct	argf

struct	io_internal_read_struct

struct	io_internal_write_struct

struct	binwrite_arg

struct	write_arg

struct	bufread_arg

struct	read_internal_arg

struct	getline_arg

struct	finish_writeconv_arg

struct	sysopen_struct

struct	pipe_list

struct	rb_f_p_arg

struct	select_args

struct	io_encoding_set_args

struct	foreach_arg

struct	seek_arg

struct	copy_stream_struct

struct	argf_call_arg

Macros
#define	free(x) xfree(x)

#define	off_t long

#define	NOFILE 64

#define	O_ACCMODE (O_RDONLY \| O_WRONLY \| O_RDWR)

#define	PIPE_BUF 512 /* is this ok? */

#define	EWOULDBLOCK EAGAIN

#define	IO_RBUF_CAPA_MIN 8192

#define	IO_CBUF_CAPA_MIN (128*1024)

#define	IO_RBUF_CAPA_FOR(fptr) (NEED_READCONV(fptr) ? IO_CBUF_CAPA_MIN : IO_RBUF_CAPA_MIN)

#define	IO_WBUF_CAPA_MIN 8192

#define	id_exception idException

#define	argf_of(obj) ((struct argf )DATA_PTR(obj))

#define	ARGF argf_of(argf)

#define	GetWriteIO(io) rb_io_get_write_io(io)

#define	READ_DATA_PENDING(fptr) ((fptr)->rbuf.len)

#define	READ_DATA_PENDING_COUNT(fptr) ((fptr)->rbuf.len)

#define	READ_DATA_PENDING_PTR(fptr) ((fptr)->rbuf.ptr+(fptr)->rbuf.off)

#define	READ_DATA_BUFFERED(fptr) READ_DATA_PENDING(fptr)

#define	READ_CHAR_PENDING(fptr) ((fptr)->cbuf.len)

#define	READ_CHAR_PENDING_COUNT(fptr) ((fptr)->cbuf.len)

#define	READ_CHAR_PENDING_PTR(fptr) ((fptr)->cbuf.ptr+(fptr)->cbuf.off)

#define	WAIT_FD_IN_WIN32(fptr)

#define	READ_CHECK(fptr)

#define	NEED_NEWLINE_DECORATOR_ON_READ(fptr) ((fptr)->mode & FMODE_TEXTMODE)

#define	NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) ((fptr)->mode & FMODE_TEXTMODE)

#define	DEFAULT_TEXTMODE 0

#define	NEED_READCONV(fptr) ((fptr)->encs.enc2 != NULL \|\| NEED_NEWLINE_DECORATOR_ON_READ(fptr))

#define	NEED_WRITECONV(fptr) (((fptr)->encs.enc != NULL && (fptr)->encs.enc != rb_ascii8bit_encoding()) \|\| NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) \|\| ((fptr)->encs.ecflags & (ECONV_DECORATOR_MASK\|ECONV_STATEFUL_DECORATOR_MASK)))

#define	SET_BINARY_MODE(fptr) (void)(fptr)

#define	NEED_NEWLINE_DECORATOR_ON_READ_CHECK(fptr) (void)(fptr)

#define	SET_UNIVERSAL_NEWLINE_DECORATOR_IF_ENC2(enc2, ecflags) ((void)(enc2), (void)(ecflags))

#define	SET_BINARY_MODE_WITH_SEEK_CUR(fptr) (void)(fptr)

#define	shutdown(a, b) 0

#define	is_socket(fd, path) 0

#define	io_seek(fptr, ofs, whence) (errno = 0, lseek(flush_before_seek(fptr)->fd, (ofs), (whence)))

#define	io_tell(fptr) lseek(flush_before_seek(fptr)->fd, 0, SEEK_CUR)

#define	SEEK_SET 0

#define	SEEK_CUR 1

#define	SEEK_END 2

#define	S_ISREG(m) (((m) & S_IFMT) == S_IFREG)

#define	MODE_BTMODE(a, b, c)

#define	fmode (fptr->mode)

#define	rb_io_fsync rb_f_notimplement

#define	rb_io_sync rb_f_notimplement

#define	rb_io_fdatasync rb_io_fsync

#define	MORE_CHAR_SUSPENDED Qtrue

#define	MORE_CHAR_FINISHED Qnil

#define	MAX_REALLOC_GAP 4096

#define	rb_io_close_on_exec_p rb_f_notimplement

#define	rb_io_set_close_on_exec rb_f_notimplement

#define	FMODE_PREP (1<<16)

#define	IS_PREP_STDIO(f) ((f)->mode & FMODE_PREP)

#define	PREP_STDIO_NAME(f) (RSTRING_PTR((f)->pathv))

#define	KEEPGVL FALSE

#define	SHUT_RD 0

#define	SHUT_WR 1

#define	rb_io_pread rb_f_notimplement

#define	rb_io_pwrite rb_f_notimplement

#define	MODE_BINARY(a, b) (a)

#define	next_argv() argf_next_argv(argf)

#define	ARGF_GENERIC_INPUT_P() (ARGF.current_file == rb_stdin && !RB_TYPE_P(ARGF.current_file, T_FILE))

#define	ARGF_FORWARD(argc, argv)

#define	NEXT_ARGF_FORWARD(argc, argv)

#define	NUM2IOCTLREQ(num) NUM2INT(num)

#define	DEFULT_IOCTL_NARG_LEN (256)

#define	rb_io_ioctl rb_f_notimplement

#define	rb_io_fcntl rb_f_notimplement

#define	rb_f_syscall rb_f_notimplement

#define	IOWAIT_SYSCALL "select"

#define	USE_POLL 0

#define	FOREACH_ARGF() while (next_argv())

#define	rb_intern(str) rb_intern_const(str)

Typedefs
typedef struct rb_io_enc_t	convconfig_t

typedef int	ioctl_req_t

Enumerations
enum	{ bom_prefix_len = (int)sizeof(bom_prefix) - 1 }

enum	{ utf_prefix_len = (int)sizeof(utf_prefix) - 1 }

Functions
void	rb_update_max_fd (int fd)

void	rb_maygvl_fd_fix_cloexec (int fd)

void	rb_fd_fix_cloexec (int fd)

int	rb_cloexec_open (const char *pathname, int flags, mode_t mode)

int	rb_cloexec_dup (int oldfd)

int	rb_cloexec_dup2 (int oldfd, int newfd)

int	rb_cloexec_pipe (int fildes[2])

int	rb_cloexec_fcntl_dupfd (int fd, int minfd)

void	rb_eof_error (void)

VALUE	rb_io_taint_check (VALUE io)

void	rb_io_check_initialized (rb_io_t *fptr)

void	rb_io_check_closed (rb_io_t *fptr)

VALUE	rb_io_get_io (VALUE io)

VALUE	rb_io_check_io (VALUE io)

VALUE	rb_io_get_write_io (VALUE io)

VALUE	rb_io_set_write_io (VALUE io, VALUE w)

void	rb_io_check_char_readable (rb_io_t *fptr)

void	rb_io_check_byte_readable (rb_io_t *fptr)

void	rb_io_check_readable (rb_io_t *fptr)

void	rb_io_check_writable (rb_io_t *fptr)

int	rb_io_read_pending (rb_io_t *fptr)

void	rb_io_read_check (rb_io_t *fptr)

int	rb_gc_for_fd (int err)

int	rb_io_wait_readable (int f)

int	rb_io_wait_writable (int f)

ssize_t	rb_io_bufwrite (VALUE io, const void *buf, size_t size)

VALUE	rb_io_write (VALUE io, VALUE str)

VALUE	rb_io_addstr (VALUE io, VALUE str)

VALUE	rb_io_flush_raw (VALUE io, int sync)

VALUE	rb_io_flush (VALUE io)

VALUE	rb_io_eof (VALUE io)

ssize_t	rb_io_bufread (VALUE io, void *buf, size_t size)

void	rb_io_set_nonblock (rb_io_t *fptr)

VALUE	rb_io_gets (VALUE io)

VALUE	rb_io_gets_internal (VALUE io)

VALUE	rb_io_getbyte (VALUE io)

VALUE	rb_io_ungetbyte (VALUE io, VALUE b)

VALUE	rb_io_ungetc (VALUE io, VALUE c)

int	rb_io_fptr_finalize (rb_io_t *fptr)

RUBY_FUNC_EXPORTED size_t	rb_io_memsize (const rb_io_t *fptr)

int	rb_notify_fd_close (int fd)

VALUE	rb_io_close (VALUE io)

VALUE	rb_io_binmode (VALUE io)

VALUE	rb_io_ascii8bit_binmode (VALUE io)

int	rb_io_modestr_fmode (const char *modestr)

int	rb_io_oflags_fmode (int oflags)

int	rb_io_modestr_oflags (const char *modestr)

int	rb_io_extract_encoding_option (VALUE opt, rb_encoding enc_p, rb_encoding enc2_p, int *fmode_p)

FILE *	rb_fdopen (int fd, const char *modestr)

VALUE	rb_file_open_str (VALUE fname, const char *modestr)

VALUE	rb_file_open (const char fname, const char modestr)

void	rb_io_synchronized (rb_io_t *fptr)

void	rb_io_unbuffered (rb_io_t *fptr)

int	rb_pipe (int *pipes)

char *	rb_execarg_commandline (const struct rb_execarg eargp, VALUE prog)

VALUE	rb_io_printf (int argc, const VALUE *argv, VALUE out)

VALUE	rb_io_print (int argc, const VALUE *argv, VALUE out)

int	rb_str_end_with_asciichar (VALUE str, int c)

VALUE	rb_io_puts (int argc, const VALUE *argv, VALUE out)

void	rb_p (VALUE obj)

void	rb_write_error2 (const char *mesg, long len)

void	rb_write_error (const char *mesg)

void	rb_write_error_str (VALUE mesg)

int	rb_stderr_tty_p (void)

VALUE	rb_io_fdopen (int fd, int oflags, const char *path)

FILE *	rb_io_stdio_file (rb_io_t *fptr)

rb_io_t *	rb_io_make_open_file (VALUE obj)

VALUE	rb_gets (void)

void	rb_stdio_set_default_encoding (void)

const char *	ruby_get_inplace_mode (void)

void	ruby_set_inplace_mode (const char *suffix)

VALUE	rb_get_argv (void)

void	rb_readwrite_sys_fail (enum rb_io_wait_readwrite writable, const char *mesg)

void	rb_readwrite_syserr_fail (enum rb_io_wait_readwrite writable, int n, const char *mesg)

void	Init_IO (void)

Macro Definition Documentation

◆ ARGF

#define ARGF argf_of(argf)

Definition at line 405 of file io.c.

Referenced by rb_get_argv(), ruby_get_inplace_mode(), and ruby_set_inplace_mode().

◆ ARGF_FORWARD

#define ARGF_FORWARD	(	argc,
		argv
	)

Value:

do {\
    if (ARGF_GENERIC_INPUT_P())\
        return argf_forward((argc), (argv), argf);\
} while (0)

Definition at line 8188 of file io.c.

◆ ARGF_GENERIC_INPUT_P

#define ARGF_GENERIC_INPUT_P ( ) (ARGF.current_file == rb_stdin && !RB_TYPE_P(ARGF.current_file, T_FILE))

Definition at line 8186 of file io.c.

◆ argf_of

#define argf_of ( obj ) (*(struct argf *)DATA_PTR(obj))

Definition at line 404 of file io.c.

◆ DEFAULT_TEXTMODE

#define DEFAULT_TEXTMODE 0

Definition at line 589 of file io.c.

◆ DEFULT_IOCTL_NARG_LEN

#define DEFULT_IOCTL_NARG_LEN (256)

Definition at line 9210 of file io.c.

◆ EWOULDBLOCK

#define EWOULDBLOCK EAGAIN

Definition at line 115 of file io.c.

◆ fmode

#define fmode (fptr->mode)

Referenced by rb_io_oflags_fmode().

◆ FMODE_PREP

#define FMODE_PREP (1<<16)

Definition at line 4184 of file io.c.

◆ FOREACH_ARGF

#define FOREACH_ARGF ( ) while (next_argv())

Definition at line 11912 of file io.c.

◆ free

#define free ( x ) xfree(x)

Definition at line 25 of file io.c.

◆ GetWriteIO

#define GetWriteIO ( io ) rb_io_get_write_io(io)

Definition at line 407 of file io.c.

◆ id_exception

#define id_exception idException

Definition at line 166 of file io.c.

◆ IO_CBUF_CAPA_MIN

#define IO_CBUF_CAPA_MIN (128*1024)

Definition at line 131 of file io.c.

◆ IO_RBUF_CAPA_FOR

#define IO_RBUF_CAPA_FOR ( fptr ) (NEED_READCONV(fptr) ? IO_CBUF_CAPA_MIN : IO_RBUF_CAPA_MIN)

Definition at line 132 of file io.c.

◆ IO_RBUF_CAPA_MIN

#define IO_RBUF_CAPA_MIN 8192

Definition at line 130 of file io.c.

◆ io_seek

#define io_seek	(	fptr,
		ofs,
		whence
	)	(errno = 0, lseek(flush_before_seek(fptr)->fd, (ofs), (whence)))

Definition at line 786 of file io.c.

◆ io_tell

#define io_tell ( fptr ) lseek(flush_before_seek(fptr)->fd, 0, SEEK_CUR)

Definition at line 787 of file io.c.

◆ IO_WBUF_CAPA_MIN

#define IO_WBUF_CAPA_MIN 8192

Definition at line 133 of file io.c.

◆ IOWAIT_SYSCALL

#define IOWAIT_SYSCALL "select"

Definition at line 10419 of file io.c.

◆ IS_PREP_STDIO

#define IS_PREP_STDIO ( f ) ((f)->mode & FMODE_PREP)

Definition at line 4185 of file io.c.

◆ is_socket

#define is_socket	(	fd,
		path
	)	0

Definition at line 605 of file io.c.

Referenced by fcntl(), rb_w32_close(), rb_w32_fclose(), rb_w32_io_cancelable_p(), rb_w32_is_socket(), rb_w32_read(), rb_w32_set_nonblock(), rb_w32_unwrap_io_handle(), rb_w32_write(), rsock_init_sock(), and rsock_raise_socket_error().

◆ KEEPGVL

#define KEEPGVL FALSE

Definition at line 4454 of file io.c.

◆ MAX_REALLOC_GAP

#define MAX_REALLOC_GAP 4096

Definition at line 2387 of file io.c.

◆ MODE_BINARY

#define MODE_BINARY	(	a,
		b
	)	(a)

◆ MODE_BTMODE

#define MODE_BTMODE	(	a,
		b,
		c
	)

Value:

((fmode & FMODE_BINMODE) ? (b) : \

(fmode & FMODE_TEXTMODE) ? (c) : (a))

FMODE_BINMODE

#define FMODE_BINMODE

Definition: io.h:105

fmode

#define fmode

FMODE_TEXTMODE

#define FMODE_TEXTMODE

Definition: io.h:113

Definition at line 1365 of file io.c.

◆ MORE_CHAR_FINISHED

#define MORE_CHAR_FINISHED Qnil

Definition at line 2252 of file io.c.

◆ MORE_CHAR_SUSPENDED

#define MORE_CHAR_SUSPENDED Qtrue

Definition at line 2251 of file io.c.

◆ NEED_NEWLINE_DECORATOR_ON_READ

#define NEED_NEWLINE_DECORATOR_ON_READ ( fptr ) ((fptr)->mode & FMODE_TEXTMODE)

Definition at line 449 of file io.c.

Referenced by rb_io_eof().

◆ NEED_NEWLINE_DECORATOR_ON_READ_CHECK

#define NEED_NEWLINE_DECORATOR_ON_READ_CHECK ( fptr ) (void)(fptr)

Definition at line 593 of file io.c.

◆ NEED_NEWLINE_DECORATOR_ON_WRITE

#define NEED_NEWLINE_DECORATOR_ON_WRITE ( fptr ) ((fptr)->mode & FMODE_TEXTMODE)

Definition at line 450 of file io.c.

◆ NEED_READCONV

#define NEED_READCONV ( fptr ) ((fptr)->encs.enc2 != NULL || NEED_NEWLINE_DECORATOR_ON_READ(fptr))

Definition at line 590 of file io.c.

Referenced by rb_io_eof().

◆ NEED_WRITECONV

#define NEED_WRITECONV ( fptr ) (((fptr)->encs.enc != NULL && (fptr)->encs.enc != rb_ascii8bit_encoding()) || NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) || ((fptr)->encs.ecflags & (ECONV_DECORATOR_MASK|ECONV_STATEFUL_DECORATOR_MASK)))

Definition at line 591 of file io.c.

◆ NEXT_ARGF_FORWARD

#define NEXT_ARGF_FORWARD	(	argc,
		argv
	)

Value:

do {\
    if (!next_argv()) return Qnil;\
    ARGF_FORWARD((argc), (argv));\
} while (0)

Definition at line 8192 of file io.c.

◆ next_argv

#define next_argv ( ) argf_next_argv(argf)

Definition at line 8185 of file io.c.

◆ NOFILE

#define NOFILE 64

Definition at line 75 of file io.c.

◆ NUM2IOCTLREQ

#define NUM2IOCTLREQ ( num ) NUM2INT(num)

Definition at line 9176 of file io.c.

◆ O_ACCMODE

#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)

Definition at line 99 of file io.c.

Referenced by Init_fcntl(), and rb_io_oflags_fmode().

◆ off_t

#define off_t long

Definition at line 61 of file io.c.

Referenced by Init_sizeof().

◆ PIPE_BUF

#define PIPE_BUF 512 /* is this ok? */

Definition at line 110 of file io.c.

◆ PREP_STDIO_NAME

#define PREP_STDIO_NAME ( f ) (RSTRING_PTR((f)->pathv))

Definition at line 4186 of file io.c.

◆ rb_f_syscall

#define rb_f_syscall rb_f_notimplement

Definition at line 9717 of file io.c.

◆ rb_intern

#define rb_intern ( str ) rb_intern_const(str)

◆ rb_io_close_on_exec_p

#define rb_io_close_on_exec_p rb_f_notimplement

Definition at line 4123 of file io.c.

◆ rb_io_fcntl

#define rb_io_fcntl rb_f_notimplement

Definition at line 9587 of file io.c.

◆ rb_io_fdatasync

#define rb_io_fdatasync rb_io_fsync

Definition at line 1985 of file io.c.

◆ rb_io_fsync

#define rb_io_fsync rb_f_notimplement

Definition at line 1933 of file io.c.

◆ rb_io_ioctl

#define rb_io_ioctl rb_f_notimplement

Definition at line 9493 of file io.c.

◆ rb_io_pread

#define rb_io_pread rb_f_notimplement

Definition at line 4951 of file io.c.

◆ rb_io_pwrite

#define rb_io_pwrite rb_f_notimplement

Definition at line 5008 of file io.c.

◆ rb_io_set_close_on_exec

#define rb_io_set_close_on_exec rb_f_notimplement

Definition at line 4181 of file io.c.

◆ rb_io_sync

#define rb_io_sync rb_f_notimplement

Definition at line 1934 of file io.c.

◆ READ_CHAR_PENDING

#define READ_CHAR_PENDING ( fptr ) ((fptr)->cbuf.len)

Definition at line 414 of file io.c.

Referenced by rb_io_check_byte_readable(), rb_io_eof(), and rb_io_read_pending().

◆ READ_CHAR_PENDING_COUNT

#define READ_CHAR_PENDING_COUNT ( fptr ) ((fptr)->cbuf.len)

Definition at line 415 of file io.c.

◆ READ_CHAR_PENDING_PTR

#define READ_CHAR_PENDING_PTR ( fptr ) ((fptr)->cbuf.ptr+(fptr)->cbuf.off)

Definition at line 416 of file io.c.

◆ READ_CHECK

#define READ_CHECK ( fptr )

Value:

do {\
    if (!READ_DATA_PENDING(fptr)) {\
        WAIT_FD_IN_WIN32(fptr);\
        rb_io_check_closed(fptr);\
    }\
} while(0)

Definition at line 425 of file io.c.

Referenced by rb_io_eof(), and rb_io_getbyte().

◆ READ_DATA_BUFFERED

#define READ_DATA_BUFFERED ( fptr ) READ_DATA_PENDING(fptr)

Definition at line 412 of file io.c.

◆ READ_DATA_PENDING

#define READ_DATA_PENDING ( fptr ) ((fptr)->rbuf.len)

Definition at line 409 of file io.c.

Referenced by rb_io_eof(), rb_io_read_check(), and rb_io_read_pending().

◆ READ_DATA_PENDING_COUNT

#define READ_DATA_PENDING_COUNT ( fptr ) ((fptr)->rbuf.len)

Definition at line 410 of file io.c.

◆ READ_DATA_PENDING_PTR

#define READ_DATA_PENDING_PTR ( fptr ) ((fptr)->rbuf.ptr+(fptr)->rbuf.off)

Definition at line 411 of file io.c.

◆ S_ISREG

#define S_ISREG ( m ) (((m) & S_IFMT) == S_IFREG)

Definition at line 917 of file io.c.

◆ SEEK_CUR

#define SEEK_CUR 1

Definition at line 791 of file io.c.

◆ SEEK_END

#define SEEK_END 2

Definition at line 792 of file io.c.

◆ SEEK_SET

#define SEEK_SET 0

Definition at line 790 of file io.c.

Referenced by sdbm_firstkey().

◆ SET_BINARY_MODE

#define SET_BINARY_MODE ( fptr ) (void)(fptr)

Definition at line 592 of file io.c.

◆ SET_BINARY_MODE_WITH_SEEK_CUR

#define SET_BINARY_MODE_WITH_SEEK_CUR ( fptr ) (void)(fptr)

Definition at line 595 of file io.c.

Referenced by rb_io_binmode().

◆ SET_UNIVERSAL_NEWLINE_DECORATOR_IF_ENC2

#define SET_UNIVERSAL_NEWLINE_DECORATOR_IF_ENC2	(	enc2,
		ecflags
	)	((void)(enc2), (void)(ecflags))

Definition at line 594 of file io.c.

◆ SHUT_RD

#define SHUT_RD 0

◆ SHUT_WR

#define SHUT_WR 1

◆ shutdown

#define shutdown	(	a,
		b
	)	0

Definition at line 599 of file io.c.

Referenced by ruby_shutdown().

◆ USE_POLL

#define USE_POLL 0

Definition at line 10420 of file io.c.

◆ WAIT_FD_IN_WIN32

#define WAIT_FD_IN_WIN32 ( fptr )

Definition at line 422 of file io.c.

Typedef Documentation

◆ convconfig_t

typedef struct rb_io_enc_t convconfig_t

Definition at line 5475 of file io.c.

◆ ioctl_req_t

typedef int ioctl_req_t

Definition at line 9175 of file io.c.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
bom_prefix_len

Definition at line 5133 of file io.c.

◆ anonymous enum

anonymous enum

Enumerator
utf_prefix_len

Definition at line 5134 of file io.c.

Function Documentation

◆ Init_IO()

void Init_IO ( void )

Definition at line 12652 of file io.c.

References NULL, O_BINARY, rb_define_class(), rb_eEOFError, rb_eIOError, and rb_eStandardError.

◆ rb_cloexec_dup()

int rb_cloexec_dup ( int oldfd )

Definition at line 283 of file io.c.

References rb_cloexec_fcntl_dupfd().

◆ rb_cloexec_dup2()

int rb_cloexec_dup2	(	int	oldfd,
		int	newfd
	)

Definition at line 290 of file io.c.

References dup2(), errno, O_CLOEXEC, and rb_maygvl_fd_fix_cloexec().

◆ rb_cloexec_fcntl_dupfd()

int rb_cloexec_fcntl_dupfd	(	int	fd,
		int	minfd
	)

Definition at line 362 of file io.c.

References errno, F_DUPFD, F_DUPFD_CLOEXEC, fcntl(), and rb_maygvl_fd_fix_cloexec().

Referenced by rb_cloexec_dup().

◆ rb_cloexec_open()

int rb_cloexec_open	(	const char *	pathname,
		int	flags,
		mode_t	mode
	)

Definition at line 257 of file io.c.

References O_CLOEXEC, and rb_maygvl_fd_fix_cloexec().

Referenced by rb_file_load_ok(), and rb_pipe().

◆ rb_cloexec_pipe()

int rb_cloexec_pipe ( int fildes[2] )

Definition at line 325 of file io.c.

References errno, O_CLOEXEC, and rb_maygvl_fd_fix_cloexec().

Referenced by rb_pipe().

◆ rb_eof_error()

void rb_eof_error ( void )

Definition at line 620 of file io.c.

References rb_eEOFError, and rb_raise().

◆ rb_execarg_commandline()

char* rb_execarg_commandline	(	const struct rb_execarg *	eargp,
		VALUE *	prog
	)

Definition at line 3900 of file process.c.

References argc, ARGVSTR2ARGC, ARGVSTR2ARGV, rb_execarg::cmd, rb_execarg::invoke, rb_str_new(), RSTRING_LEN, RSTRING_PTR, StringValueCStr, and rb_execarg::use_shell.

◆ rb_fd_fix_cloexec()

void rb_fd_fix_cloexec ( int fd )

Definition at line 233 of file io.c.

References rb_maygvl_fd_fix_cloexec(), and rb_update_max_fd().

◆ rb_fdopen()

FILE* rb_fdopen	(	int	fd,
		const char *	modestr
	)

Definition at line 5716 of file io.c.

References errno, NULL, rb_gc(), rb_gc_for_fd(), rb_syserr_fail(), and rb_warn().

◆ rb_file_open()

VALUE rb_file_open	(	const char *	fname,
		const char *	modestr
	)

Definition at line 5917 of file io.c.

◆ rb_file_open_str()

VALUE rb_file_open_str	(	VALUE	fname,
		const char *	modestr
	)

Definition at line 5910 of file io.c.

References FilePathValue.

◆ rb_gc_for_fd()

int rb_gc_for_fd ( int err )

Definition at line 878 of file io.c.

References rb_gc().

Referenced by rb_fdopen(), and rb_pipe().

◆ rb_get_argv()

VALUE rb_get_argv ( void )

Definition at line 12413 of file io.c.

References ARGF.

◆ rb_gets()

VALUE rb_gets ( void )

Definition at line 8504 of file io.c.

References rb_default_rs, and rb_rs.

◆ rb_io_addstr()

VALUE rb_io_addstr	(	VALUE	io,
		VALUE	str
	)

Definition at line 1532 of file io.c.

References rb_io_t::fd, fsync, binwrite_arg::ptr, rb_io_write(), and rb_w32_get_osfhandle().

◆ rb_io_ascii8bit_binmode()

VALUE rb_io_ascii8bit_binmode ( VALUE io )

Definition at line 5058 of file io.c.

References GetOpenFile.

Referenced by rsock_init_sock().

◆ rb_io_binmode()

VALUE rb_io_binmode ( VALUE io )

Definition at line 5012 of file io.c.

References ECONV_NEWLINE_DECORATOR_MASK, rb_io_t::fd, FMODE_BINMODE, FMODE_TEXTMODE, GetOpenFile, rb_io_t::mode, O_BINARY, rb_econv_binmode(), rb_io_t::readconv, SET_BINARY_MODE_WITH_SEEK_CUR, rb_io_t::writeconv, and rb_io_t::writeconv_pre_ecflags.

◆ rb_io_bufread()

ssize_t rb_io_bufread	(	VALUE	io,
		void *	buf,
		size_t	size
	)

Definition at line 2178 of file io.c.

References bufread_arg::fptr, GetOpenFile, and rb_io_check_readable().

◆ rb_io_bufwrite()

ssize_t rb_io_bufwrite	(	VALUE	io,
		const void *	buf,
		size_t	size
	)

Definition at line 1450 of file io.c.

References binwrite_arg::fptr, GetOpenFile, and rb_io_check_writable().

◆ rb_io_check_byte_readable()

void rb_io_check_byte_readable ( rb_io_t * fptr )

Definition at line 815 of file io.c.

References rb_eIOError, rb_io_check_char_readable(), rb_raise(), and READ_CHAR_PENDING.

Referenced by rb_io_check_readable(), rb_io_getbyte(), and rb_io_ungetbyte().

◆ rb_io_check_char_readable()

void rb_io_check_char_readable ( rb_io_t * fptr )

Definition at line 796 of file io.c.

References FMODE_READABLE, rb_io_t::mode, rb_eIOError, rb_io_check_closed(), rb_raise(), and rb_io_t::wbuf.

Referenced by rb_io_check_byte_readable(), rb_io_eof(), and rb_io_ungetc().

◆ rb_io_check_closed()

void rb_io_check_closed ( rb_io_t * fptr )

Definition at line 641 of file io.c.

References rb_io_t::fd, rb_eIOError, rb_io_check_initialized(), and rb_raise().

Referenced by rb_io_check_char_readable(), and rb_io_check_writable().

◆ rb_io_check_initialized()

void rb_io_check_initialized ( rb_io_t * fptr )

Definition at line 633 of file io.c.

References rb_eIOError, and rb_raise().

Referenced by rb_io_check_closed(), and rb_io_synchronized().

◆ rb_io_check_io()

VALUE rb_io_check_io ( VALUE io )

Definition at line 664 of file io.c.

References rb_check_convert_type_with_id(), and T_FILE.

◆ rb_io_check_readable()

void rb_io_check_readable ( rb_io_t * fptr )

Definition at line 824 of file io.c.

References rb_io_check_byte_readable().

Referenced by rb_io_bufread().

◆ rb_io_check_writable()

void rb_io_check_writable ( rb_io_t * fptr )

Definition at line 848 of file io.c.

References FMODE_WRITABLE, rb_io_t::mode, rb_eIOError, rb_io_check_closed(), rb_raise(), and rb_io_t::rbuf.

Referenced by rb_io_bufwrite().

◆ rb_io_close()

VALUE rb_io_close ( VALUE io )

Definition at line 4501 of file io.c.

Referenced by rb_io_make_open_file().

◆ rb_io_eof()

VALUE rb_io_eof ( VALUE io )

Definition at line 1829 of file io.c.

References rb_io_t::fd, binwrite_arg::fptr, GetOpenFile, NEED_NEWLINE_DECORATOR_ON_READ, NEED_READCONV, Qfalse, Qtrue, rb_io_check_char_readable(), READ_CHAR_PENDING, READ_CHECK, and READ_DATA_PENDING.

◆ rb_io_extract_encoding_option()

int rb_io_extract_encoding_option	(	VALUE	opt,
		rb_encoding **	enc_p,
		rb_encoding **	enc2_p,
		int *	fmode_p
	)

Definition at line 5407 of file io.c.

References NIL_P, NULL, Qnil, Qundef, and rb_hash_lookup2().

◆ rb_io_fdopen()

VALUE rb_io_fdopen	(	int	fd,
		int	oflags,
		const char *	path
	)

Definition at line 7648 of file io.c.

References rb_cFile, and rb_cIO.

◆ rb_io_flush()

VALUE rb_io_flush ( VALUE io )

Definition at line 1592 of file io.c.

References rb_io_flush_raw().

Referenced by rb_io_getbyte().

◆ rb_io_flush_raw()

VALUE rb_io_flush_raw	(	VALUE	io,
		int	sync
	)

Definition at line 1553 of file io.c.

References binwrite_arg::fptr, rb_funcall(), RB_TYPE_P, and T_FILE.

Referenced by rb_io_flush().

◆ rb_io_fptr_finalize()

int rb_io_fptr_finalize ( rb_io_t * fptr )

Definition at line 4424 of file io.c.

References rb_io_t::fd, rb_io_t::pathv, and Qnil.

Referenced by rb_io_make_open_file().

◆ rb_io_get_io()

VALUE rb_io_get_io ( VALUE io )

Definition at line 658 of file io.c.

References rb_convert_type_with_id(), and T_FILE.

◆ rb_io_get_write_io()

VALUE rb_io_get_write_io ( VALUE io )

Definition at line 670 of file io.c.

◆ rb_io_getbyte()

VALUE rb_io_getbyte ( VALUE io )

Definition at line 3921 of file io.c.

References rb_io_t::fd, FMODE_TTY, GetOpenFile, rb_io_t::mode, rb_io_check_byte_readable(), rb_io_flush(), rb_stdout, RB_TYPE_P, READ_CHECK, and T_FILE.

◆ rb_io_gets()

VALUE rb_io_gets ( VALUE io )

Definition at line 3281 of file io.c.

◆ rb_io_gets_internal()

VALUE rb_io_gets_internal ( VALUE io )

Definition at line 3287 of file io.c.

References GetOpenFile.

◆ rb_io_make_open_file()

rb_io_t* rb_io_make_open_file ( VALUE obj )

Definition at line 7724 of file io.c.

References Check_Type, rb_io_close(), rb_io_fptr_finalize(), RFILE, and T_FILE.

◆ rb_io_memsize()

RUBY_FUNC_EXPORTED size_t rb_io_memsize ( const rb_io_t * fptr )

Definition at line 4439 of file io.c.

References rb_io_t::cbuf, rb_econv_memsize(), rb_io_t::rbuf, rb_io_t::readconv, size, rb_io_t::wbuf, and rb_io_t::writeconv.

◆ rb_io_modestr_fmode()

int rb_io_modestr_fmode ( const char * modestr )

Definition at line 5143 of file io.c.

References FMODE_APPEND, FMODE_BINMODE, FMODE_CREATE, FMODE_READABLE, FMODE_READWRITE, FMODE_TEXTMODE, FMODE_TRUNC, FMODE_WRITABLE, NULL, rb_eArgError, rb_raise(), and strchr().

◆ rb_io_modestr_oflags()

int rb_io_modestr_oflags ( const char * modestr )

Definition at line 5262 of file io.c.

◆ rb_io_oflags_fmode()

int rb_io_oflags_fmode ( int oflags )

Definition at line 5192 of file io.c.

References fmode, FMODE_APPEND, FMODE_BINMODE, FMODE_CREATE, FMODE_READABLE, FMODE_READWRITE, FMODE_TRUNC, FMODE_WRITABLE, O_ACCMODE, and O_BINARY.

◆ rb_io_print()

VALUE rb_io_print	(	int	argc,
		const VALUE *	argv,
		VALUE	out
	)

Definition at line 7227 of file io.c.

References argc, NIL_P, Qnil, rb_io_write(), rb_lastline_get(), rb_output_fs, and rb_output_rs.

◆ rb_io_printf()

VALUE rb_io_printf	(	int	argc,
		const VALUE *	argv,
		VALUE	out
	)

Definition at line 7166 of file io.c.

References Qnil, rb_f_sprintf(), and rb_io_write().

◆ rb_io_puts()

VALUE rb_io_puts	(	int	argc,
		const VALUE *	argv,
		VALUE	out
	)

Definition at line 7399 of file io.c.

References argc, Qnil, rb_default_rs, rb_exec_recursive(), rb_io_write(), RB_TYPE_P, and T_STRING.

Referenced by rb_f_abort().

◆ rb_io_read_check()

void rb_io_read_check ( rb_io_t * fptr )

Definition at line 869 of file io.c.

References rb_io_t::fd, rb_thread_wait_fd(), and READ_DATA_PENDING.

◆ rb_io_read_pending()

int rb_io_read_pending ( rb_io_t * fptr )

Definition at line 860 of file io.c.

References READ_CHAR_PENDING, and READ_DATA_PENDING.

◆ rb_io_set_nonblock()

void rb_io_set_nonblock ( rb_io_t * fptr )

Definition at line 2475 of file io.c.

References F_SETFL, fcntl(), rb_io_t::fd, O_NONBLOCK, rb_io_t::pathv, rb_sys_fail_path, and rb_w32_set_nonblock().

Referenced by rsock_s_accept_nonblock().

◆ rb_io_set_write_io()

VALUE rb_io_set_write_io	(	VALUE	io,
		VALUE	w
	)

Definition at line 681 of file io.c.

◆ rb_io_stdio_file()

FILE* rb_io_stdio_file ( rb_io_t * fptr )

Definition at line 7676 of file io.c.

References rb_io_t::stdio_file.

◆ rb_io_synchronized()

void rb_io_synchronized ( rb_io_t * fptr )

Definition at line 5996 of file io.c.

References FMODE_SYNC, rb_io_t::mode, and rb_io_check_initialized().

Referenced by rb_io_unbuffered(), and rsock_init_sock().

◆ rb_io_taint_check()

VALUE rb_io_taint_check ( VALUE io )

Definition at line 626 of file io.c.

References rb_check_frozen.

◆ rb_io_unbuffered()

void rb_io_unbuffered ( rb_io_t * fptr )

Definition at line 6003 of file io.c.

References rb_io_synchronized().

◆ rb_io_ungetbyte()

VALUE rb_io_ungetbyte	(	VALUE	io,
		VALUE	b
	)

Definition at line 3982 of file io.c.

References FIX2INT, FIXNUM_P, GetOpenFile, NIL_P, Qnil, rb_io_check_byte_readable(), rb_str_new(), and SafeStringValue.

◆ rb_io_ungetc()

VALUE rb_io_ungetc	(	VALUE	io,
		VALUE	c
	)

Definition at line 4017 of file io.c.

References FIX2UINT, FIXNUM_P, GetOpenFile, len, NIL_P, Qnil, rb_enc_uint_chr(), and rb_io_check_char_readable().

◆ rb_io_wait_readable()

int rb_io_wait_readable ( int f )

Definition at line 1106 of file io.c.

References rb_eIOError, and rb_raise().

◆ rb_io_wait_writable()

int rb_io_wait_writable ( int f )

Definition at line 1132 of file io.c.

References rb_eIOError, and rb_raise().

Referenced by rsock_bsock_send().

◆ rb_io_write()

VALUE rb_io_write	(	VALUE	io,
		VALUE	str
	)

Definition at line 1510 of file io.c.

References rb_funcallv.

Referenced by rb_io_addstr(), rb_io_print(), rb_io_printf(), rb_io_puts(), and rb_parser_printf().

◆ rb_maygvl_fd_fix_cloexec()

void rb_maygvl_fd_fix_cloexec ( int fd )

Definition at line 210 of file io.c.

References errno, F_GETFD, F_SETFD, fcntl(), FD_CLOEXEC, rb_bug(), and strerror().

Referenced by rb_cloexec_dup2(), rb_cloexec_fcntl_dupfd(), rb_cloexec_open(), rb_cloexec_pipe(), and rb_fd_fix_cloexec().

◆ rb_notify_fd_close()

int rb_notify_fd_close ( int fd )

Definition at line 2193 of file thread.c.

References err, waiting_fd::fd, GET_THREAD, rb_threadptr_interrupt(), rb_threadptr_pending_interrupt_enque(), ruby_error_stream_closed, rb_vm_struct::special_exceptions, waiting_fd::th, rb_thread_struct::vm, rb_vm_struct::waiting_fds, and waiting_fd::wfd_node.

Referenced by rb_thread_fd_close().

◆ rb_p()

void rb_p ( VALUE obj )

Definition at line 7448 of file io.c.

References CLASS_OF, rb_inspect(), rb_method_basic_definition_p(), rb_obj_as_string(), rb_stdout, RB_TYPE_P, and T_FILE.

◆ rb_pipe()

int rb_pipe ( int * pipes )

Definition at line 6009 of file io.c.

References buf, dup2(), err, errno, FMODE_WRITABLE, memcmp(), NULL, rb_cloexec_open(), rb_cloexec_pipe(), rb_close_before_exec(), rb_gc_for_fd(), rb_update_max_fd(), and ruby_strtoul().

◆ rb_readwrite_sys_fail()

void rb_readwrite_sys_fail	(	enum rb_io_wait_readwrite	writable,
		const char *	mesg
	)

Definition at line 12447 of file io.c.

◆ rb_readwrite_syserr_fail()

void rb_readwrite_syserr_fail	(	enum rb_io_wait_readwrite	writable,
		int	n,
		const char *	mesg
	)

Definition at line 12453 of file io.c.

◆ rb_stderr_tty_p()

int rb_stderr_tty_p ( void )

Definition at line 7602 of file io.c.

References rb_stderr.

Referenced by rb_threadptr_error_print().

◆ rb_stdio_set_default_encoding()

void rb_stdio_set_default_encoding ( void )

Definition at line 11284 of file io.c.

References Qnil.

◆ rb_update_max_fd()

void rb_update_max_fd ( int fd )

Definition at line 191 of file io.c.

References stat.

Referenced by rb_fd_fix_cloexec(), rb_file_load_ok(), rb_pipe(), and rsock_init_sock().

◆ rb_write_error()

void rb_write_error ( const char * mesg )

Definition at line 7574 of file io.c.

References rb_write_error2(), and strlen().

◆ rb_write_error2()

void rb_write_error2	(	const char *	mesg,
		long	len
	)

Definition at line 7560 of file io.c.

References rb_stderr.

Referenced by rb_write_error().

◆ rb_write_error_str()

void rb_write_error_str ( VALUE mesg )

Definition at line 7580 of file io.c.

References rb_stderr.

◆ ruby_get_inplace_mode()

const char* ruby_get_inplace_mode ( void )

Definition at line 12375 of file io.c.

References ARGF, and RSTRING_PTR.

◆ ruby_set_inplace_mode()

void ruby_set_inplace_mode ( const char * suffix )

Definition at line 12381 of file io.c.

References ARGF, Qfalse, Qnil, and rb_fstring_cstr().

Variable Documentation

◆ rb_cIO

VALUE rb_cIO

Definition at line 143 of file io.c.

Referenced by rb_io_fdopen().

◆ rb_default_rs

VALUE rb_default_rs

Definition at line 162 of file io.c.

Referenced by rb_gets(), and rb_io_puts().

◆ rb_eEOFError

VALUE rb_eEOFError

Definition at line 144 of file io.c.

Referenced by Init_IO(), and rb_eof_error().

◆ rb_eIOError

VALUE rb_eIOError

Definition at line 145 of file io.c.

Referenced by Init_IO(), rb_io_check_byte_readable(), rb_io_check_char_readable(), rb_io_check_closed(), rb_io_check_initialized(), rb_io_check_writable(), rb_io_wait_readable(), and rb_io_wait_writable().

◆ rb_mWaitReadable

VALUE rb_mWaitReadable

Definition at line 146 of file io.c.

◆ rb_mWaitWritable

VALUE rb_mWaitWritable

Definition at line 147 of file io.c.

◆ rb_output_fs

VALUE rb_output_fs

Definition at line 159 of file io.c.

Referenced by rb_ary_resurrect(), and rb_io_print().

◆ rb_output_rs

VALUE rb_output_rs

Definition at line 161 of file io.c.

Referenced by rb_io_print().

◆ rb_rs

VALUE rb_rs

Definition at line 160 of file io.c.

Referenced by rb_gets().

◆ rb_stderr

VALUE rb_stderr

Definition at line 156 of file io.c.

Referenced by rb_stderr_tty_p(), rb_write_error2(), and rb_write_error_str().

◆ rb_stdin

VALUE rb_stdin

Definition at line 156 of file io.c.

◆ rb_stdout

VALUE rb_stdout

Definition at line 156 of file io.c.

Referenced by rb_io_getbyte(), and rb_p().

Variables
VALUE	rb_cIO

VALUE	rb_eEOFError

VALUE	rb_eIOError

VALUE	rb_mWaitReadable

VALUE	rb_mWaitWritable

VALUE	rb_stdin

VALUE	rb_stdout

VALUE	rb_stderr

VALUE	rb_output_fs

VALUE	rb_rs

VALUE	rb_output_rs

VALUE	rb_default_rs

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ ARGF

◆ ARGF_FORWARD

◆ ARGF_GENERIC_INPUT_P

◆ argf_of

◆ DEFAULT_TEXTMODE

◆ DEFULT_IOCTL_NARG_LEN

◆ EWOULDBLOCK

◆ fmode

◆ FMODE_PREP

◆ FOREACH_ARGF

◆ free

◆ GetWriteIO

◆ id_exception

◆ IO_CBUF_CAPA_MIN

◆ IO_RBUF_CAPA_FOR

◆ IO_RBUF_CAPA_MIN

◆ io_seek

◆ io_tell

◆ IO_WBUF_CAPA_MIN

◆ IOWAIT_SYSCALL

◆ IS_PREP_STDIO

◆ is_socket

◆ KEEPGVL

◆ MAX_REALLOC_GAP

◆ MODE_BINARY

◆ MODE_BTMODE

◆ MORE_CHAR_FINISHED

◆ MORE_CHAR_SUSPENDED

◆ NEED_NEWLINE_DECORATOR_ON_READ

◆ NEED_NEWLINE_DECORATOR_ON_READ_CHECK

◆ NEED_NEWLINE_DECORATOR_ON_WRITE

◆ NEED_READCONV

◆ NEED_WRITECONV

◆ NEXT_ARGF_FORWARD

◆ next_argv

◆ NOFILE

◆ NUM2IOCTLREQ

◆ O_ACCMODE

◆ off_t

◆ PIPE_BUF

◆ PREP_STDIO_NAME

◆ rb_f_syscall

◆ rb_intern

◆ rb_io_close_on_exec_p

◆ rb_io_fcntl

◆ rb_io_fdatasync

◆ rb_io_fsync

◆ rb_io_ioctl

◆ rb_io_pread

◆ rb_io_pwrite

◆ rb_io_set_close_on_exec

◆ rb_io_sync

◆ READ_CHAR_PENDING

◆ READ_CHAR_PENDING_COUNT

◆ READ_CHAR_PENDING_PTR

◆ READ_CHECK

◆ READ_DATA_BUFFERED

◆ READ_DATA_PENDING

◆ READ_DATA_PENDING_COUNT

◆ READ_DATA_PENDING_PTR

◆ S_ISREG

◆ SEEK_CUR

◆ SEEK_END

◆ SEEK_SET

◆ SET_BINARY_MODE

◆ SET_BINARY_MODE_WITH_SEEK_CUR

◆ SET_UNIVERSAL_NEWLINE_DECORATOR_IF_ENC2

◆ SHUT_RD

◆ SHUT_WR

◆ shutdown

◆ USE_POLL

◆ WAIT_FD_IN_WIN32

Typedef Documentation