char * name;
Size_t size;
IV kind;
- IV (*Fileno)(PerlIO *f);
- PerlIO * (*Fdopen)(PerlIO_funcs *tab, int fd, const char *mode);
- PerlIO * (*Open)(PerlIO_funcs *tab, const char *path, const char *mode);
- int (*Reopen)(const char *path, const char *mode, PerlIO *f);
- IV (*Pushed)(PerlIO *f,const char *mode);
+ IV (*Pushed)(PerlIO *f,const char *mode,SV *arg);
IV (*Popped)(PerlIO *f);
+ PerlIO * (*Open)(pTHX_ PerlIO_funcs *tab,
+ AV *layers, IV n,
+ const char *mode,
+ int fd, int imode, int perm,
+ PerlIO *old,
+ int narg, SV **args);
+ SV * (*Getarg)(PerlIO *f);
+ IV (*Fileno)(PerlIO *f);
/* Unix-like functions - cf sfio line disciplines */
SSize_t (*Read)(PerlIO *f, void *vbuf, Size_t count);
SSize_t (*Unread)(PerlIO *f, const void *vbuf, Size_t count);
void (*Set_ptrcnt)(PerlIO *f,STDCHAR *ptr,SSize_t cnt);
};
+/*--------------------------------------------------------------------------------------*/
+/* Kind values */
+#define PERLIO_K_RAW 0x00000001
+#define PERLIO_K_BUFFERED 0x00000002
+#define PERLIO_K_CANCRLF 0x00000004
+#define PERLIO_K_FASTGETS 0x00000008
+#define PERLIO_K_DUMMY 0x00000010
+#define PERLIO_K_UTF8 0x00008000
+#define PERLIO_K_DESTRUCT 0x00010000
+
+/*--------------------------------------------------------------------------------------*/
struct _PerlIO
{
PerlIOl * next; /* Lower layer */
/*--------------------------------------------------------------------------------------*/
/* Flag values */
-#define PERLIO_F_EOF 0x00010000
-#define PERLIO_F_CANWRITE 0x00020000
-#define PERLIO_F_CANREAD 0x00040000
-#define PERLIO_F_ERROR 0x00080000
-#define PERLIO_F_TRUNCATE 0x00100000
-#define PERLIO_F_APPEND 0x00200000
-#define PERLIO_F_BINARY 0x00400000
-#define PERLIO_F_UTF8 0x00800000
-#define PERLIO_F_LINEBUF 0x01000000
-#define PERLIO_F_WRBUF 0x02000000
-#define PERLIO_F_RDBUF 0x04000000
-#define PERLIO_F_TEMP 0x08000000
-#define PERLIO_F_OPEN 0x10000000
+#define PERLIO_F_EOF 0x00000100
+#define PERLIO_F_CANWRITE 0x00000200
+#define PERLIO_F_CANREAD 0x00000400
+#define PERLIO_F_ERROR 0x00000800
+#define PERLIO_F_TRUNCATE 0x00001000
+#define PERLIO_F_APPEND 0x00002000
+#define PERLIO_F_CRLF 0x00004000
+#define PERLIO_F_UTF8 0x00008000
+#define PERLIO_F_UNBUF 0x00010000
+#define PERLIO_F_WRBUF 0x00020000
+#define PERLIO_F_RDBUF 0x00040000
+#define PERLIO_F_LINEBUF 0x00080000
+#define PERLIO_F_TEMP 0x00100000
+#define PERLIO_F_OPEN 0x00200000
+#define PERLIO_F_FASTGETS 0x00400000
+#define PERLIO_F_TTY 0x00800000
#define PerlIOBase(f) (*(f))
#define PerlIOSelf(f,type) ((type *)PerlIOBase(f))
#define PerlIONext(f) (&(PerlIOBase(f)->next))
/*--------------------------------------------------------------------------------------*/
-
-extern PerlIO_funcs PerlIO_unix;
-extern PerlIO_funcs PerlIO_perlio;
-extern PerlIO_funcs PerlIO_stdio;
+/* Data exports - EXT rather than extern is needed for Cygwin */
+EXT PerlIO_funcs PerlIO_unix;
+EXT PerlIO_funcs PerlIO_perlio;
+EXT PerlIO_funcs PerlIO_stdio;
+EXT PerlIO_funcs PerlIO_crlf;
+EXT PerlIO_funcs PerlIO_utf8;
+EXT PerlIO_funcs PerlIO_byte;
+EXT PerlIO_funcs PerlIO_raw;
+EXT PerlIO_funcs PerlIO_pending;
#ifdef HAS_MMAP
-extern PerlIO_funcs PerlIO_mmap;
+EXT PerlIO_funcs PerlIO_mmap;
#endif
-extern PerlIO *PerlIO_allocate(void);
+extern PerlIO *PerlIO_allocate(pTHX);
+extern SV *PerlIO_arg_fetch(pTHX_ AV *av,IV n);
+#define PerlIOArg PerlIO_arg_fetch(aTHX_ layers,n+1)
+
+#if O_BINARY != O_TEXT
+#define PERLIO_STDTEXT "t"
+#else
+#define PERLIO_STDTEXT ""
+#endif
/*--------------------------------------------------------------------------------------*/
/* Generic, or stub layer functions */
extern IV PerlIOBase_fileno (PerlIO *f);
-extern IV PerlIOBase_pushed (PerlIO *f, const char *mode);
+extern IV PerlIOBase_pushed (PerlIO *f, const char *mode,SV *arg);
extern IV PerlIOBase_popped (PerlIO *f);
+extern SSize_t PerlIOBase_read (PerlIO *f, void *vbuf, Size_t count);
extern SSize_t PerlIOBase_unread (PerlIO *f, const void *vbuf, Size_t count);
extern IV PerlIOBase_eof (PerlIO *f);
extern IV PerlIOBase_error (PerlIO *f);
extern IV PerlIOBase_fill (PerlIO *f);
extern IV PerlIOBase_close (PerlIO *f);
extern void PerlIOBase_setlinebuf(PerlIO *f);
+extern void PerlIOBase_flush_linebuf(void);
extern IV PerlIOBase_noop_ok (PerlIO *f);
extern IV PerlIOBase_noop_fail (PerlIO *f);
IV oneword; /* Emergency buffer */
} PerlIOBuf;
-extern PerlIO * PerlIOBuf_fdopen (PerlIO_funcs *self, int fd, const char *mode);
-extern PerlIO * PerlIOBuf_open (PerlIO_funcs *self, const char *path, const char *mode);
-extern int PerlIOBuf_reopen (const char *path, const char *mode, PerlIO *f);
+extern PerlIO * PerlIOBuf_open (pTHX_ PerlIO_funcs *self, AV *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *old, int narg, SV **args);
+extern IV PerlIOBuf_pushed (PerlIO *f, const char *mode,SV *arg);
extern SSize_t PerlIOBuf_read (PerlIO *f, void *vbuf, Size_t count);
extern SSize_t PerlIOBuf_unread (PerlIO *f, const void *vbuf, Size_t count);
extern SSize_t PerlIOBuf_write (PerlIO *f, const void *vbuf, Size_t count);
extern IV PerlIOBuf_close (PerlIO *f);
extern IV PerlIOBuf_flush (PerlIO *f);
extern IV PerlIOBuf_fill (PerlIO *f);
-extern void PerlIOBuf_setlinebuf (PerlIO *f);
extern STDCHAR *PerlIOBuf_get_base (PerlIO *f);
extern Size_t PerlIOBuf_bufsiz (PerlIO *f);
extern STDCHAR *PerlIOBuf_get_ptr (PerlIO *f);