Ruby  1.9.3p551(2014-11-13revision48407)
Data Structures | Macros | Functions | Variables
stringio.c File Reference
#include "ruby.h"
#include "ruby/io.h"
#include "ruby/encoding.h"

Go to the source code of this file.

Data Structures

struct  StringIO
 

Macros

#define IS_STRIO(obj)   (rb_typeddata_is_kind_of((obj), &strio_data_type))
 
#define error_inval(msg)   (errno = EINVAL, rb_sys_fail(msg))
 
#define check_strio(self)   ((struct StringIO*)rb_check_typeddata((self), &strio_data_type))
 
#define StringIO(obj)   get_strio(obj)
 
#define CLOSED(ptr)   (!((ptr)->flags & FMODE_READWRITE))
 
#define READABLE(ptr)   ((ptr)->flags & FMODE_READABLE)
 
#define WRITABLE(ptr)   ((ptr)->flags & FMODE_WRITABLE)
 
#define strio_binmode   strio_self
 
#define strio_fcntl   strio_unimpl
 
#define strio_flush   strio_self
 
#define strio_fsync   strio_0
 
#define strio_set_sync   strio_first
 
#define strio_tell   strio_get_pos
 
#define strio_addstr   rb_io_addstr
 
#define strio_print   rb_io_print
 
#define strio_printf   rb_io_printf
 
#define strio_puts   rb_io_puts
 
#define strio_syswrite   rb_io_write
 
#define strio_isatty   strio_false
 
#define strio_pid   strio_nil
 
#define strio_fileno   strio_nil
 

Functions

static void strio_init (int, VALUE *, struct StringIO *)
 
static struct StringIOstrio_alloc (void)
 
static void strio_mark (void *p)
 
static void strio_free (void *p)
 
static size_t strio_memsize (const void *p)
 
static struct StringIOget_strio (VALUE self)
 
static VALUE strio_substr (struct StringIO *ptr, long pos, long len)
 
static struct StringIOreadable (struct StringIO *ptr)
 
static struct StringIOwritable (struct StringIO *ptr)
 
static void check_modifiable (struct StringIO *ptr)
 
static VALUE strio_s_allocate (VALUE klass)
 
static VALUE strio_initialize (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_finalize (VALUE self)
 
static VALUE strio_s_open (int argc, VALUE *argv, VALUE klass)
 
static VALUE strio_false (VALUE self)
 
static VALUE strio_nil (VALUE self)
 
static VALUE strio_self (VALUE self)
 
static VALUE strio_0 (VALUE self)
 
static VALUE strio_first (VALUE self, VALUE arg)
 
static VALUE strio_unimpl (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_get_string (VALUE self)
 
static VALUE strio_set_string (VALUE self, VALUE string)
 
static VALUE strio_close (VALUE self)
 
static VALUE strio_close_read (VALUE self)
 
static VALUE strio_close_write (VALUE self)
 
static VALUE strio_closed (VALUE self)
 
static VALUE strio_closed_read (VALUE self)
 
static VALUE strio_closed_write (VALUE self)
 
static VALUE strio_eof (VALUE self)
 
static VALUE strio_copy (VALUE copy, VALUE orig)
 
static VALUE strio_get_lineno (VALUE self)
 
static VALUE strio_set_lineno (VALUE self, VALUE lineno)
 
static VALUE strio_reopen (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_get_pos (VALUE self)
 
static VALUE strio_set_pos (VALUE self, VALUE pos)
 
static VALUE strio_rewind (VALUE self)
 
static VALUE strio_seek (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_get_sync (VALUE self)
 
static VALUE strio_each_byte (VALUE self)
 
static VALUE strio_getc (VALUE self)
 
static VALUE strio_getbyte (VALUE self)
 
static void strio_extend (struct StringIO *ptr, long pos, long len)
 
static VALUE strio_ungetc (VALUE self, VALUE c)
 
static VALUE strio_ungetbyte (VALUE self, VALUE c)
 
static VALUE strio_readchar (VALUE self)
 
static VALUE strio_readbyte (VALUE self)
 
static VALUE strio_each_char (VALUE self)
 
static VALUE strio_each_codepoint (VALUE self)
 
static void bm_init_skip (long *skip, const char *pat, long m)
 
static long bm_search (const char *little, long llen, const char *big, long blen, const long *skip)
 
static VALUE strio_getline (int argc, VALUE *argv, struct StringIO *ptr)
 
static VALUE strio_gets (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_readline (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_each (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_readlines (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_write (VALUE self, VALUE str)
 
static VALUE strio_putc (VALUE self, VALUE ch)
 
static VALUE strio_read (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_sysread (int argc, VALUE *argv, VALUE self)
 
static VALUE strio_size (VALUE self)
 
static VALUE strio_truncate (VALUE self, VALUE len)
 
static VALUE strio_external_encoding (VALUE self)
 
static VALUE strio_internal_encoding (VALUE self)
 
static VALUE strio_set_encoding (int argc, VALUE *argv, VALUE self)
 
void Init_stringio ()
 

Variables

static const rb_data_type_t strio_data_type
 

Macro Definition Documentation

#define check_strio (   self)    ((struct StringIO*)rb_check_typeddata((self), &strio_data_type))

Definition at line 83 of file stringio.c.

Referenced by get_strio(), strio_copy(), and strio_initialize().

#define CLOSED (   ptr)    (!((ptr)->flags & FMODE_READWRITE))

Definition at line 110 of file stringio.c.

Referenced by strio_close(), strio_closed(), and strio_seek().

#define error_inval (   msg)    (errno = EINVAL, rb_sys_fail(msg))

Definition at line 34 of file stringio.c.

Referenced by strio_seek(), strio_set_pos(), and strio_truncate().

#define IS_STRIO (   obj)    (rb_typeddata_is_kind_of((obj), &strio_data_type))

Definition at line 33 of file stringio.c.

#define READABLE (   ptr)    ((ptr)->flags & FMODE_READABLE)

Definition at line 111 of file stringio.c.

Referenced by readable(), strio_close_read(), and strio_closed_read().

#define StringIO (   obj)    get_strio(obj)
#define strio_addstr   rb_io_addstr

Definition at line 1159 of file stringio.c.

Referenced by Init_stringio().

#define strio_binmode   strio_self

Definition at line 485 of file stringio.c.

Referenced by Init_stringio().

#define strio_fcntl   strio_unimpl

Definition at line 488 of file stringio.c.

Referenced by Init_stringio().

#define strio_fileno   strio_nil

Definition at line 1312 of file stringio.c.

Referenced by Init_stringio().

#define strio_flush   strio_self

Definition at line 491 of file stringio.c.

Referenced by Init_stringio().

#define strio_fsync   strio_0

Definition at line 494 of file stringio.c.

Referenced by Init_stringio().

#define strio_isatty   strio_false

Definition at line 1306 of file stringio.c.

Referenced by Init_stringio().

#define strio_pid   strio_nil

Definition at line 1309 of file stringio.c.

Referenced by Init_stringio().

#define strio_print   rb_io_print

Definition at line 1168 of file stringio.c.

Referenced by Init_stringio().

#define strio_printf   rb_io_printf

Definition at line 1176 of file stringio.c.

Referenced by Init_stringio().

#define strio_puts   rb_io_puts

Definition at line 1208 of file stringio.c.

Referenced by Init_stringio().

#define strio_set_sync   strio_first

Definition at line 614 of file stringio.c.

Referenced by Init_stringio().

#define strio_syswrite   rb_io_write

Definition at line 1298 of file stringio.c.

Referenced by Init_stringio().

#define strio_tell   strio_get_pos

Definition at line 616 of file stringio.c.

Referenced by Init_stringio().

#define WRITABLE (   ptr)    ((ptr)->flags & FMODE_WRITABLE)

Definition at line 112 of file stringio.c.

Referenced by strio_close_write(), strio_closed_write(), and writable().

Function Documentation

static void bm_init_skip ( long skip,
const char *  pat,
long  m 
)
static

Definition at line 888 of file stringio.c.

References CHAR_BIT.

Referenced by strio_getline().

static long bm_search ( const char *  little,
long  llen,
const char *  big,
long  blen,
const long skip 
)
static

Definition at line 901 of file stringio.c.

References i.

Referenced by strio_getline().

static void check_modifiable ( struct StringIO ptr)
static

Definition at line 136 of file stringio.c.

References OBJ_FROZEN, rb_eIOError, rb_raise(), and StringIO::string.

Referenced by strio_extend(), strio_putc(), and strio_write().

static struct StringIO* get_strio ( VALUE  self)
staticread

Definition at line 86 of file stringio.c.

References check_strio, rb_eIOError, rb_io_taint_check(), and rb_raise().

void Init_stringio ( )
static struct StringIO* readable ( struct StringIO ptr)
staticread
static VALUE strio_0 ( VALUE  self)
static

Definition at line 266 of file stringio.c.

References INT2FIX, and StringIO.

static struct StringIO* strio_alloc ( void  )
staticread

Definition at line 37 of file stringio.c.

References ALLOC, StringIO::count, StringIO::flags, StringIO::lineno, StringIO::pos, Qnil, and StringIO::string.

Referenced by strio_initialize().

static VALUE strio_close ( VALUE  self)
static

Definition at line 332 of file stringio.c.

References CLOSED, StringIO::flags, FMODE_READWRITE, Qnil, rb_eIOError, rb_raise(), and StringIO.

Referenced by Init_stringio().

static VALUE strio_close_read ( VALUE  self)
static

Definition at line 350 of file stringio.c.

References StringIO::flags, FMODE_READABLE, Qnil, rb_eIOError, rb_raise(), READABLE, and StringIO.

Referenced by Init_stringio().

static VALUE strio_close_write ( VALUE  self)
static

Definition at line 368 of file stringio.c.

References StringIO::flags, FMODE_WRITABLE, Qnil, rb_eIOError, rb_raise(), StringIO, and WRITABLE.

Referenced by Init_stringio().

static VALUE strio_closed ( VALUE  self)
static

Definition at line 385 of file stringio.c.

References CLOSED, Qfalse, Qtrue, and StringIO.

Referenced by Init_stringio().

static VALUE strio_closed_read ( VALUE  self)
static

Definition at line 399 of file stringio.c.

References Qfalse, Qtrue, READABLE, and StringIO.

Referenced by Init_stringio().

static VALUE strio_closed_write ( VALUE  self)
static

Definition at line 413 of file stringio.c.

References Qfalse, Qtrue, StringIO, and WRITABLE.

Referenced by Init_stringio().

static VALUE strio_copy ( VALUE  copy,
VALUE  orig 
)
static
static VALUE strio_each ( int  argc,
VALUE argv,
VALUE  self 
)
static
static VALUE strio_each_byte ( VALUE  self)
static
static VALUE strio_each_char ( VALUE  self)
static

Definition at line 839 of file stringio.c.

References NIL_P, rb_yield(), RETURN_ENUMERATOR, and strio_getc().

Referenced by Init_stringio().

static VALUE strio_each_codepoint ( VALUE  self)
static
static VALUE strio_eof ( VALUE  self)
static

Definition at line 429 of file stringio.c.

References StringIO::pos, Qfalse, Qtrue, readable(), RSTRING_LEN, StringIO::string, and StringIO.

Referenced by Init_stringio().

static void strio_extend ( struct StringIO ptr,
long  pos,
long  len 
)
static
static VALUE strio_external_encoding ( VALUE  self)
static

Definition at line 1362 of file stringio.c.

References rb_enc_from_encoding(), rb_enc_get(), and StringIO.

Referenced by Init_stringio().

static VALUE strio_false ( VALUE  self)
static

Definition at line 236 of file stringio.c.

References Qfalse, and StringIO.

static VALUE strio_finalize ( VALUE  self)
static

Definition at line 209 of file stringio.c.

References StringIO::flags, FMODE_READWRITE, Qnil, StringIO::string, and StringIO.

Referenced by strio_s_open().

static VALUE strio_first ( VALUE  self,
VALUE  arg 
)
static

Definition at line 276 of file stringio.c.

References arg, and StringIO.

static void strio_free ( void *  p)
static

Definition at line 58 of file stringio.c.

References StringIO::count, p, and xfree().

Referenced by strio_copy().

static VALUE strio_get_lineno ( VALUE  self)
static

Definition at line 465 of file stringio.c.

References StringIO::lineno, LONG2NUM, and StringIO.

Referenced by Init_stringio().

static VALUE strio_get_pos ( VALUE  self)
static

Definition at line 523 of file stringio.c.

References LONG2NUM, StringIO::pos, and StringIO.

Referenced by Init_stringio().

static VALUE strio_get_string ( VALUE  self)
static

Definition at line 299 of file stringio.c.

References StringIO.

Referenced by Init_stringio().

static VALUE strio_get_sync ( VALUE  self)
static

Definition at line 607 of file stringio.c.

References Qtrue, and StringIO.

Referenced by Init_stringio().

static VALUE strio_getbyte ( VALUE  self)
static

Definition at line 672 of file stringio.c.

References CHR2FIX, StringIO::pos, Qnil, readable(), RSTRING_LEN, RSTRING_PTR, StringIO::string, and StringIO.

Referenced by Init_stringio().

static VALUE strio_getc ( VALUE  self)
static
static VALUE strio_getline ( int  argc,
VALUE argv,
struct StringIO ptr 
)
static
static VALUE strio_gets ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 1021 of file stringio.c.

References rb_lastline_set(), readable(), StringIO, and strio_getline().

Referenced by Init_stringio().

static void strio_init ( int  argc,
VALUE argv,
struct StringIO ptr 
)
static
static VALUE strio_initialize ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 155 of file stringio.c.

References check_strio, DATA_PTR, rb_call_super(), strio_alloc(), and strio_init().

Referenced by Init_stringio().

static VALUE strio_internal_encoding ( VALUE  self)
static

Definition at line 1376 of file stringio.c.

References Qnil.

Referenced by Init_stringio().

static void strio_mark ( void *  p)
static

Definition at line 49 of file stringio.c.

References p, rb_gc_mark(), and StringIO::string.

static size_t strio_memsize ( const void *  p)
static

Definition at line 67 of file stringio.c.

References p.

static VALUE strio_nil ( VALUE  self)
static

Definition at line 246 of file stringio.c.

References Qnil, and StringIO.

static VALUE strio_putc ( VALUE  self,
VALUE  ch 
)
static
static VALUE strio_read ( int  argc,
VALUE argv,
VALUE  self 
)
static
static VALUE strio_readbyte ( VALUE  self)
static

Definition at line 821 of file stringio.c.

References NIL_P, rb_eof_error(), rb_funcall2(), and rb_intern.

Referenced by Init_stringio().

static VALUE strio_readchar ( VALUE  self)
static

Definition at line 807 of file stringio.c.

References NIL_P, rb_eof_error(), rb_funcall2(), and rb_intern.

Referenced by Init_stringio().

static VALUE strio_readline ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 1038 of file stringio.c.

References NIL_P, rb_eof_error(), rb_funcall2(), and rb_intern.

Referenced by Init_stringio().

static VALUE strio_readlines ( int  argc,
VALUE argv,
VALUE  self 
)
static
static VALUE strio_reopen ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 505 of file stringio.c.

References rb_io_taint_check(), StringIO, strio_copy(), strio_init(), T_STRING, and TYPE.

Referenced by Init_stringio().

static VALUE strio_rewind ( VALUE  self)
static

Definition at line 554 of file stringio.c.

References INT2FIX, StringIO::lineno, StringIO::pos, and StringIO.

Referenced by Init_stringio().

static VALUE strio_s_allocate ( VALUE  klass)
static

Definition at line 144 of file stringio.c.

References TypedData_Wrap_Struct.

Referenced by Init_stringio().

static VALUE strio_s_open ( int  argc,
VALUE argv,
VALUE  klass 
)
static

Definition at line 225 of file stringio.c.

References rb_block_given_p(), rb_class_new_instance(), rb_ensure(), rb_yield(), and strio_finalize().

Referenced by Init_stringio().

static VALUE strio_seek ( int  argc,
VALUE argv,
VALUE  self 
)
static
static VALUE strio_self ( VALUE  self)
static

Definition at line 256 of file stringio.c.

References StringIO.

static VALUE strio_set_encoding ( int  argc,
VALUE argv,
VALUE  self 
)
static
static VALUE strio_set_lineno ( VALUE  self,
VALUE  lineno 
)
static

Definition at line 478 of file stringio.c.

References StringIO::lineno, NUM2LONG(), and StringIO.

Referenced by Init_stringio().

static VALUE strio_set_pos ( VALUE  self,
VALUE  pos 
)
static

Definition at line 535 of file stringio.c.

References error_inval, NUM2LONG(), p, StringIO::pos, and StringIO.

Referenced by Init_stringio().

static VALUE strio_set_string ( VALUE  self,
VALUE  string 
)
static
static VALUE strio_size ( VALUE  self)
static

Definition at line 1321 of file stringio.c.

References NIL_P, rb_eIOError, rb_raise(), RSTRING_LEN, StringIO, and ULONG2NUM().

Referenced by Init_stringio().

static VALUE strio_substr ( struct StringIO ptr,
long  pos,
long  len 
)
static

Definition at line 97 of file stringio.c.

References StringIO::pos, rb_enc_get(), rb_enc_str_new(), RSTRING_LEN, RSTRING_PTR, and StringIO::string.

Referenced by strio_getline(), and strio_read().

static VALUE strio_sysread ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 1289 of file stringio.c.

References NIL_P, rb_eof_error(), rb_funcall2(), and rb_intern.

Referenced by Init_stringio().

static VALUE strio_truncate ( VALUE  self,
VALUE  len 
)
static
static VALUE strio_ungetbyte ( VALUE  self,
VALUE  c 
)
static
static VALUE strio_ungetc ( VALUE  self,
VALUE  c 
)
static
static VALUE strio_unimpl ( int  argc,
VALUE argv,
VALUE  self 
)
static

Definition at line 286 of file stringio.c.

References Qnil, rb_notimplement(), and StringIO.

static VALUE strio_write ( VALUE  self,
VALUE  str 
)
static
static struct StringIO* writable ( struct StringIO ptr)
staticread

Definition at line 124 of file stringio.c.

References OBJ_TAINTED, rb_eIOError, rb_raise(), rb_secure(), StringIO::string, and WRITABLE.

Referenced by strio_putc(), strio_truncate(), and strio_write().

Variable Documentation

const rb_data_type_t strio_data_type
static
Initial value:
= {
"strio",
{
},
}

Definition at line 74 of file stringio.c.