ext/stringio/stringio.c File Reference

#include "ruby.h"
#include "ruby/io.h"
#include "ruby/encoding.h"

Include dependency graph for stringio.c:

Go to the source code of this file.

Data Structures

struct  StringIO

Defines

#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   strio_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 StringIO * strio_alloc (void)
static void strio_mark (void *p)
static void strio_free (void *p)
static size_t strio_memsize (const void *p)
static struct StringIO * get_strio (VALUE self)
static VALUE strio_substr (struct StringIO *ptr, long pos, long len)
static struct StringIO * readable (struct StringIO *ptr)
static struct StringIO * writable (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 (VALUE self, VALUE ext_enc)
void Init_stringio ()

Variables

static const rb_data_type_t strio_data_type

Define Documentation

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

Definition at line 81 of file stringio.c.

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

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

Definition at line 108 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 109 of file stringio.c.

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

#define StringIO ( obj   )     get_strio(obj)

Definition at line 106 of file stringio.c.

Referenced by strio_0(), strio_close(), strio_close_read(), strio_close_write(), strio_closed(), strio_closed_read(), strio_closed_write(), strio_copy(), strio_each(), strio_each_byte(), strio_each_codepoint(), strio_eof(), strio_external_encoding(), strio_false(), strio_finalize(), strio_first(), strio_get_lineno(), strio_get_pos(), strio_get_string(), strio_get_sync(), strio_getbyte(), strio_getc(), strio_gets(), strio_nil(), strio_putc(), strio_read(), strio_readlines(), strio_reopen(), strio_rewind(), strio_seek(), strio_self(), strio_set_encoding(), strio_set_lineno(), strio_set_pos(), strio_set_string(), strio_size(), strio_truncate(), strio_ungetbyte(), strio_ungetc(), strio_unimpl(), and strio_write().

#define strio_addstr   rb_io_addstr

Definition at line 1144 of file stringio.c.

Referenced by Init_stringio().

#define strio_binmode   strio_self

Definition at line 483 of file stringio.c.

Referenced by Init_stringio().

#define strio_fcntl   strio_unimpl

Definition at line 486 of file stringio.c.

Referenced by Init_stringio().

#define strio_fileno   strio_nil

Definition at line 1295 of file stringio.c.

Referenced by Init_stringio().

#define strio_flush   strio_self

Definition at line 489 of file stringio.c.

Referenced by Init_stringio().

#define strio_fsync   strio_0

Definition at line 492 of file stringio.c.

Referenced by Init_stringio().

#define strio_isatty   strio_false

Definition at line 1289 of file stringio.c.

Referenced by Init_stringio().

#define strio_pid   strio_nil

Definition at line 1292 of file stringio.c.

Referenced by Init_stringio().

#define strio_print   rb_io_print

Definition at line 1153 of file stringio.c.

Referenced by Init_stringio().

#define strio_printf   rb_io_printf

Definition at line 1161 of file stringio.c.

Referenced by Init_stringio().

#define strio_puts   rb_io_puts

Definition at line 1193 of file stringio.c.

Referenced by Init_stringio().

#define strio_set_sync   strio_first

Definition at line 612 of file stringio.c.

Referenced by Init_stringio().

#define strio_syswrite   strio_write

Definition at line 1281 of file stringio.c.

Referenced by Init_stringio().

#define strio_tell   strio_get_pos

Definition at line 614 of file stringio.c.

Referenced by Init_stringio().

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

Definition at line 110 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 886 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 899 of file stringio.c.

Referenced by forward_search_range(), and strio_getline().

static void check_modifiable ( struct StringIO *  ptr  )  [static]

Definition at line 134 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  )  [static]

Definition at line 84 of file stringio.c.

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

void Init_stringio (  ) 

Definition at line 1385 of file stringio.c.

References rb_cData, rb_define_alloc_func(), rb_define_class(), rb_define_method(), rb_define_singleton_method(), rb_include_module(), rb_mEnumerable, strio_addstr, strio_binmode, strio_close(), strio_close_read(), strio_close_write(), strio_closed(), strio_closed_read(), strio_closed_write(), strio_copy(), strio_each(), strio_each_byte(), strio_each_char(), strio_each_codepoint(), strio_eof(), strio_external_encoding(), strio_fcntl, strio_fileno, strio_flush, strio_fsync, strio_get_lineno(), strio_get_pos(), strio_get_string(), strio_get_sync(), strio_getbyte(), strio_getc(), strio_gets(), strio_initialize(), strio_internal_encoding(), strio_isatty, strio_pid, strio_print, strio_printf, strio_putc(), strio_puts, strio_read(), strio_readbyte(), strio_readchar(), strio_readline(), strio_readlines(), strio_reopen(), strio_rewind(), strio_s_allocate(), strio_s_open(), strio_seek(), strio_set_encoding(), strio_set_lineno(), strio_set_pos(), strio_set_string(), strio_set_sync, strio_size(), strio_sysread(), strio_syswrite, strio_tell, strio_truncate(), strio_ungetbyte(), strio_ungetc(), and strio_write().

static struct StringIO* readable ( struct StringIO *  ptr  )  [static]

Definition at line 113 of file stringio.c.

References rb_eIOError, rb_raise(), and READABLE.

Referenced by strio_each(), strio_each_byte(), strio_each_codepoint(), strio_eof(), strio_getbyte(), strio_getc(), strio_gets(), strio_read(), strio_readlines(), strio_ungetbyte(), and strio_ungetc().

static VALUE strio_0 ( VALUE  self  )  [static]

Definition at line 264 of file stringio.c.

References INT2FIX, and StringIO.

static struct StringIO* strio_alloc ( void   )  [static]

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 330 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 348 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 366 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 383 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 397 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 411 of file stringio.c.

References Qfalse, Qtrue, StringIO, and WRITABLE.

Referenced by Init_stringio().

static VALUE strio_copy ( VALUE  copy,
VALUE  orig 
) [static]

Definition at line 436 of file stringio.c.

References check_strio, StringIO::count, DATA_PTR, OBJ_INFECT, rb_convert_type(), StringIO, strio_free(), and T_DATA.

Referenced by Init_stringio(), and strio_reopen().

static VALUE strio_each ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 1061 of file stringio.c.

References NIL_P, rb_yield(), readable(), RETURN_ENUMERATOR, StringIO, and strio_getline().

Referenced by Init_stringio().

static VALUE strio_each_byte ( VALUE  self  )  [static]

Definition at line 627 of file stringio.c.

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

Referenced by Init_stringio().

static VALUE strio_each_char ( VALUE  self  )  [static]

Definition at line 837 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]

Definition at line 860 of file stringio.c.

References StringIO::pos, rb_enc_codepoint_len(), rb_enc_get(), rb_yield(), readable(), RETURN_ENUMERATOR, RSTRING_END, RSTRING_LEN, RSTRING_PTR, StringIO::string, StringIO, and UINT2NUM().

Referenced by Init_stringio().

static VALUE strio_eof ( VALUE  self  )  [static]

Definition at line 427 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]

Definition at line 682 of file stringio.c.

References check_modifiable(), MEMZERO, rb_str_modify(), rb_str_resize(), RSTRING_LEN, RSTRING_PTR, and StringIO::string.

Referenced by strio_putc(), and strio_write().

static VALUE strio_external_encoding ( VALUE  self  )  [static]

Definition at line 1345 of file stringio.c.

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

Referenced by Init_stringio().

static VALUE strio_false ( VALUE  self  )  [static]

Definition at line 234 of file stringio.c.

References Qfalse, and StringIO.

static VALUE strio_finalize ( VALUE  self  )  [static]

Definition at line 207 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 274 of file stringio.c.

References StringIO.

static void strio_free ( void *  p  )  [static]

Definition at line 58 of file stringio.c.

References StringIO::count, and xfree.

Referenced by strio_copy().

static VALUE strio_get_lineno ( VALUE  self  )  [static]

Definition at line 463 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 521 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 297 of file stringio.c.

References StringIO.

Referenced by Init_stringio().

static VALUE strio_get_sync ( VALUE  self  )  [static]

Definition at line 605 of file stringio.c.

References Qtrue, and StringIO.

Referenced by Init_stringio().

static VALUE strio_getbyte ( VALUE  self  )  [static]

Definition at line 670 of file stringio.c.

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

Referenced by Init_stringio(), and strio_readbyte().

static VALUE strio_getc ( VALUE  self  )  [static]

Definition at line 647 of file stringio.c.

References len, StringIO::pos, Qnil, rb_enc_get(), rb_enc_mbclen(), rb_enc_str_new(), readable(), RSTRING_END, RSTRING_LEN, RSTRING_PTR, StringIO::string, and StringIO.

Referenced by Init_stringio(), strio_each_char(), and strio_readchar().

static VALUE strio_getline ( int  argc,
VALUE *  argv,
struct StringIO *  ptr 
) [static]

Definition at line 918 of file stringio.c.

References bm_init_skip(), bm_search(), CHAR_BIT, StringIO::lineno, MEMCMP, NIL_P, NUM2LONG(), StringIO::pos, Qnil, rb_check_string_type(), rb_enc_get(), rb_enc_right_char_head, rb_rs, rb_scan_args(), rb_str_new(), RSTRING_LEN, RSTRING_PTR, StringIO::string, StringValue, strio_substr(), T_STRING, and TYPE.

Referenced by strio_each(), strio_gets(), and strio_readlines().

static VALUE strio_gets ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 1017 of file stringio.c.

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

Referenced by Init_stringio(), and strio_readline().

static void strio_init ( int  ,
VALUE *  ,
struct StringIO *   
) [static]

Definition at line 166 of file stringio.c.

References errno, FIX2INT, FIXNUM_P, StringIO::flags, FMODE_READABLE, FMODE_READWRITE, FMODE_WRITABLE, StringIO::lineno, OBJ_FROZEN, StringIO::pos, rb_default_external_encoding(), rb_enc_str_new(), rb_io_mode_flags, rb_io_modenum_flags, rb_scan_args(), rb_str_resize(), rb_sys_fail, StringIO::string, StringValue, and StringValueCStr.

Referenced by strio_initialize(), and strio_reopen().

static VALUE strio_initialize ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 153 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 1359 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 rb_gc_mark(), and StringIO::string.

static size_t strio_memsize ( const void *  p  )  [static]

Definition at line 67 of file stringio.c.

static VALUE strio_nil ( VALUE  self  )  [static]

Definition at line 244 of file stringio.c.

References Qnil, and StringIO.

static VALUE strio_putc ( VALUE  self,
VALUE  ch 
) [static]

Definition at line 1170 of file stringio.c.

References check_modifiable(), StringIO::flags, FMODE_APPEND, NUM2CHR(), OBJ_INFECT, StringIO::pos, RSTRING_LEN, RSTRING_PTR, StringIO::string, StringIO, strio_extend(), and writable().

Referenced by Init_stringio().

static VALUE strio_read ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 1202 of file stringio.c.

References len, MEMCPY, NIL_P, NUM2LONG(), StringIO::pos, Qnil, rb_ascii8bit_encoding(), rb_eArgError, rb_enc_associate(), rb_raise(), rb_str_modify(), rb_str_new(), rb_str_resize(), readable(), RSTRING_LEN, RSTRING_PTR, StringIO::string, StringIO, StringValue, and strio_substr().

Referenced by Init_stringio(), and strio_sysread().

static VALUE strio_readbyte ( VALUE  self  )  [static]

Definition at line 819 of file stringio.c.

References NIL_P, rb_eof_error(), and strio_getbyte().

Referenced by Init_stringio().

static VALUE strio_readchar ( VALUE  self  )  [static]

Definition at line 805 of file stringio.c.

References NIL_P, rb_eof_error(), and strio_getc().

Referenced by Init_stringio().

static VALUE strio_readline ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 1034 of file stringio.c.

References NIL_P, rb_eof_error(), and strio_gets().

Referenced by Init_stringio().

static VALUE strio_readlines ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 1083 of file stringio.c.

References NIL_P, rb_ary_new(), rb_ary_push(), readable(), StringIO, and strio_getline().

Referenced by Init_stringio().

static VALUE strio_reopen ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 503 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 552 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 142 of file stringio.c.

References strio_data_type, and TypedData_Wrap_Struct.

Referenced by Init_stringio().

static VALUE strio_s_open ( int  argc,
VALUE *  argv,
VALUE  klass 
) [static]

Definition at line 223 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]

Definition at line 568 of file stringio.c.

References CLOSED, error_inval, INT2FIX, NIL_P, NULL, NUM2LONG(), StringIO::pos, rb_eIOError, rb_raise(), rb_scan_args(), RSTRING_LEN, StringIO::string, and StringIO.

Referenced by Init_stringio().

static VALUE strio_self ( VALUE  self  )  [static]

Definition at line 254 of file stringio.c.

References StringIO.

static VALUE strio_set_encoding ( VALUE  self,
VALUE  ext_enc 
) [static]

Definition at line 1372 of file stringio.c.

References rb_enc_associate(), rb_to_encoding(), and StringIO.

Referenced by Init_stringio().

static VALUE strio_set_lineno ( VALUE  self,
VALUE  lineno 
) [static]

Definition at line 476 of file stringio.c.

References NUM2LONG(), and StringIO.

Referenced by Init_stringio().

static VALUE strio_set_pos ( VALUE  self,
VALUE  pos 
) [static]

Definition at line 533 of file stringio.c.

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

Referenced by Init_stringio().

static VALUE strio_set_string ( VALUE  self,
VALUE  string 
) [static]

Definition at line 309 of file stringio.c.

References StringIO::flags, FMODE_READABLE, FMODE_READWRITE, StringIO::lineno, OBJ_FROZEN, StringIO::pos, rb_io_taint_check(), StringIO::string, StringIO, and StringValue.

Referenced by Init_stringio().

static VALUE strio_size ( VALUE  self  )  [static]

Definition at line 1304 of file stringio.c.

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

Referenced by Init_stringio().

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

Definition at line 95 of file stringio.c.

References 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 1272 of file stringio.c.

References NIL_P, rb_eof_error(), and strio_read().

Referenced by Init_stringio().

static VALUE strio_truncate ( VALUE  self,
VALUE  len 
) [static]

Definition at line 1321 of file stringio.c.

References error_inval, MEMZERO, NUM2LONG(), rb_str_resize(), RSTRING_LEN, RSTRING_PTR, StringIO::string, StringIO, and writable().

Referenced by Init_stringio().

static VALUE strio_ungetbyte ( VALUE  self,
VALUE  c 
) [static]

Definition at line 763 of file stringio.c.

References buf, FIX2INT, FIXNUM_P, memmove(), NIL_P, StringIO::pos, Qnil, RB_GC_GUARD, rb_str_modify(), rb_str_resize(), readable(), RSTRING_LEN, RSTRING_PTR, SafeStringValue, StringIO::string, and StringIO.

Referenced by Init_stringio().

static VALUE strio_ungetc ( VALUE  self,
VALUE  c 
) [static]

Definition at line 708 of file stringio.c.

References buf, FIX2INT, FIXNUM_P, len, NIL_P, StringIO::pos, Qnil, rb_ascii8bit_encoding(), rb_enc_codelen(), rb_enc_get(), rb_enc_mbclen(), rb_enc_mbcput, rb_enc_str_new(), rb_str_concat(), rb_str_conv_enc(), rb_str_resize(), rb_str_update(), readable(), RSTRING_LEN, RSTRING_PTR, SafeStringValue, StringIO::string, and StringIO.

Referenced by Init_stringio().

static VALUE strio_unimpl ( int  argc,
VALUE *  argv,
VALUE  self 
) [static]

Definition at line 284 of file stringio.c.

References Qnil, rb_notimplement(), and StringIO.

static VALUE strio_write ( VALUE  self,
VALUE  str 
) [static]

Definition at line 1104 of file stringio.c.

References check_modifiable(), StringIO::flags, FMODE_APPEND, INT2FIX, len, LONG2NUM, memmove(), OBJ_INFECT, StringIO::pos, rb_ascii8bit_encoding(), rb_enc_get(), RB_GC_GUARD, rb_obj_as_string(), rb_str_cat(), rb_str_conv_enc(), RSTRING_LEN, RSTRING_PTR, StringIO::string, StringIO, strio_extend(), T_STRING, TYPE, and writable().

Referenced by Init_stringio().

static struct StringIO* writable ( struct StringIO *  ptr  )  [static]

Definition at line 122 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",
    strio_mark,
    strio_free,
    strio_memsize,
}

Definition at line 74 of file stringio.c.

Referenced by strio_s_allocate().

Generated on Wed Aug 10 09:18:27 2011 for Ruby by  doxygen 1.4.7