-#ifndef _PERLIOL_H
-#define _PERLIOL_H
+#ifndef PERLIOL_H_
+#define PERLIOL_H_
typedef struct {
PerlIO_funcs *funcs;
};
struct _PerlIO_funcs {
- char *name;
+ Size_t fsize;
+ const char *name;
Size_t size;
- IV kind;
- IV (*Pushed) (PerlIO *f, const char *mode, SV *arg);
- IV (*Popped) (PerlIO *f);
+ U32 kind;
+ IV (*Pushed) (pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+ IV (*Popped) (pTHX_ PerlIO *f);
PerlIO *(*Open) (pTHX_ PerlIO_funcs *tab,
PerlIO_list_t *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);
- PerlIO *(*Dup) (pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param);
+ IV (*Binmode)(pTHX_ PerlIO *f);
+ SV *(*Getarg) (pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags);
+ IV (*Fileno) (pTHX_ PerlIO *f);
+ PerlIO *(*Dup) (pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags);
/* 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);
- SSize_t(*Write) (PerlIO *f, const void *vbuf, Size_t count);
- IV (*Seek) (PerlIO *f, Off_t offset, int whence);
- Off_t(*Tell) (PerlIO *f);
- IV (*Close) (PerlIO *f);
+ SSize_t(*Read) (pTHX_ PerlIO *f, void *vbuf, Size_t count);
+ SSize_t(*Unread) (pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+ SSize_t(*Write) (pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+ IV (*Seek) (pTHX_ PerlIO *f, Off_t offset, int whence);
+ Off_t(*Tell) (pTHX_ PerlIO *f);
+ IV (*Close) (pTHX_ PerlIO *f);
/* Stdio-like buffered IO functions */
- IV (*Flush) (PerlIO *f);
- IV (*Fill) (PerlIO *f);
- IV (*Eof) (PerlIO *f);
- IV (*Error) (PerlIO *f);
- void (*Clearerr) (PerlIO *f);
- void (*Setlinebuf) (PerlIO *f);
+ IV (*Flush) (pTHX_ PerlIO *f);
+ IV (*Fill) (pTHX_ PerlIO *f);
+ IV (*Eof) (pTHX_ PerlIO *f);
+ IV (*Error) (pTHX_ PerlIO *f);
+ void (*Clearerr) (pTHX_ PerlIO *f);
+ void (*Setlinebuf) (pTHX_ PerlIO *f);
/* Perl's snooping functions */
- STDCHAR *(*Get_base) (PerlIO *f);
- Size_t(*Get_bufsiz) (PerlIO *f);
- STDCHAR *(*Get_ptr) (PerlIO *f);
- SSize_t(*Get_cnt) (PerlIO *f);
- void (*Set_ptrcnt) (PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+ STDCHAR *(*Get_base) (pTHX_ PerlIO *f);
+ Size_t(*Get_bufsiz) (pTHX_ PerlIO *f);
+ STDCHAR *(*Get_ptr) (pTHX_ PerlIO *f);
+ SSize_t(*Get_cnt) (pTHX_ PerlIO *f);
+ void (*Set_ptrcnt) (pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
};
/*--------------------------------------------------------------------------------------*/
#define PERLIO_K_DUMMY 0x00000010
#define PERLIO_K_UTF8 0x00008000
#define PERLIO_K_DESTRUCT 0x00010000
+#define PERLIO_K_MULTIARG 0x00020000
/*--------------------------------------------------------------------------------------*/
struct _PerlIO {
PerlIOl *next; /* Lower layer */
PerlIO_funcs *tab; /* Functions for this layer */
- IV flags; /* Various flags for state */
+ U32 flags; /* Various flags for state */
+ int err; /* Saved errno value */
+#ifdef VMS
+ unsigned os_err; /* Saved vaxc$errno value */
+#elif defined (OS2)
+ unsigned long os_err;
+#elif defined (WIN32)
+ DWORD os_err; /* Saved GetLastError() value */
+#endif
+ PerlIOl *head; /* our ultimate parent pointer */
};
/*--------------------------------------------------------------------------------------*/
#define PERLIO_F_OPEN 0x00200000
#define PERLIO_F_FASTGETS 0x00400000
#define PERLIO_F_TTY 0x00800000
+#define PERLIO_F_NOTREG 0x01000000
+#define PERLIO_F_CLEARED 0x02000000 /* layer cleared but not freed */
#define PerlIOBase(f) (*(f))
#define PerlIOSelf(f,type) ((type *)PerlIOBase(f))
#define PerlIONext(f) (&(PerlIOBase(f)->next))
+#define PerlIOValid(f) ((f) && *(f))
/*--------------------------------------------------------------------------------------*/
-/* 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
-EXT PerlIO_funcs PerlIO_mmap;
-#endif
+EXTCONST PerlIO_funcs PerlIO_unix;
+EXTCONST PerlIO_funcs PerlIO_perlio;
+EXTCONST PerlIO_funcs PerlIO_stdio;
+EXTCONST PerlIO_funcs PerlIO_crlf;
+EXTCONST PerlIO_funcs PerlIO_utf8;
+EXTCONST PerlIO_funcs PerlIO_byte;
+EXTCONST PerlIO_funcs PerlIO_raw;
+EXTCONST PerlIO_funcs PerlIO_pending;
#ifdef WIN32
-EXT PerlIO_funcs PerlIO_win32;
+EXTCONST PerlIO_funcs PerlIO_win32;
#endif
-extern PerlIO *PerlIO_allocate(pTHX);
-extern SV *PerlIO_arg_fetch(PerlIO_list_t *av, IV n);
+PERL_CALLCONV PerlIO *PerlIO_allocate(pTHX);
+PERL_CALLCONV SV *PerlIO_arg_fetch(PerlIO_list_t *av, IV n);
#define PerlIOArg PerlIO_arg_fetch(layers,n)
-#if O_BINARY != O_TEXT
+#ifdef PERLIO_USING_CRLF
#define PERLIO_STDTEXT "t"
#else
#define PERLIO_STDTEXT ""
#endif
/*--------------------------------------------------------------------------------------*/
-/* Generic, or stub layer functions */
-
-extern IV PerlIOBase_fileno(PerlIO *f);
-extern PerlIO *PerlIOBase_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param);
-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 void PerlIOBase_clearerr(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);
-
-/*--------------------------------------------------------------------------------------*/
/* perlio buffer layer
As this is reasonably generic its struct and "methods" are declared here
so they can be used to "inherit" from it.
IV oneword; /* Emergency buffer */
} PerlIOBuf;
-extern SV *PerlIO_sv_dup(pTHX_ SV *arg, CLONE_PARAMS *param);
-extern PerlIO *PerlIOBuf_open(pTHX_ PerlIO_funcs *self,
- PerlIO_list_t *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 PerlIO *PerlIOBuf_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param);
-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_seek(PerlIO *f, Off_t offset, int whence);
-extern Off_t PerlIOBuf_tell(PerlIO *f);
-extern IV PerlIOBuf_close(PerlIO *f);
-extern IV PerlIOBuf_flush(PerlIO *f);
-extern IV PerlIOBuf_fill(PerlIO *f);
-extern STDCHAR *PerlIOBuf_get_base(PerlIO *f);
-extern Size_t PerlIOBuf_bufsiz(PerlIO *f);
-extern STDCHAR *PerlIOBuf_get_ptr(PerlIO *f);
-extern SSize_t PerlIOBuf_get_cnt(PerlIO *f);
-extern void PerlIOBuf_set_ptrcnt(PerlIO *f, STDCHAR * ptr, SSize_t cnt);
-
-extern int PerlIOUnix_oflags(const char *mode);
+PERL_CALLCONV int PerlIO_apply_layera(pTHX_ PerlIO *f, const char *mode,
+ PerlIO_list_t *layers, IV n, IV max);
+PERL_CALLCONV int PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names);
+PERL_CALLCONV PerlIO_funcs *PerlIO_layer_fetch(pTHX_ PerlIO_list_t *av, IV n, PerlIO_funcs *def);
+
+
+PERL_CALLCONV SV *PerlIO_sv_dup(pTHX_ SV *arg, CLONE_PARAMS *param);
+PERL_CALLCONV void PerlIO_cleantable(pTHX_ PerlIOl **tablep);
+PERL_CALLCONV SV * PerlIO_tab_sv(pTHX_ PerlIO_funcs *tab);
+PERL_CALLCONV void PerlIO_default_buffer(pTHX_ PerlIO_list_t *av);
+PERL_CALLCONV void PerlIO_stdstreams(pTHX);
+PERL_CALLCONV int PerlIO__close(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO_list_t * PerlIO_resolve_layers(pTHX_ const char *layers, const char *mode, int narg, SV **args);
+PERL_CALLCONV PerlIO_funcs * PerlIO_default_layer(pTHX_ I32 n);
+PERL_CALLCONV PerlIO_list_t * PerlIO_default_layers(pTHX);
+PERL_CALLCONV PerlIO * PerlIO_reopen(const char *path, const char *mode, PerlIO *f);
+
+PERL_CALLCONV PerlIO_list_t *PerlIO_list_alloc(pTHX);
+PERL_CALLCONV PerlIO_list_t *PerlIO_clone_list(pTHX_ PerlIO_list_t *proto, CLONE_PARAMS *param);
+PERL_CALLCONV void PerlIO_list_free(pTHX_ PerlIO_list_t *list);
+PERL_CALLCONV void PerlIO_list_push(pTHX_ PerlIO_list_t *list, PerlIO_funcs *funcs, SV *arg);
+PERL_CALLCONV void PerlIO_list_free(pTHX_ PerlIO_list_t *list);
+
+/* PerlIO_teardown doesn't need exporting, but the EXTERN_C is needed
+ * for compiling as C++. Must also match with what perl.h says. */
+EXTERN_C void PerlIO_teardown(void);
/*--------------------------------------------------------------------------------------*/
+/* Generic, or stub layer functions */
+
+PERL_CALLCONV IV PerlIOBase_binmode(pTHX_ PerlIO *f);
+PERL_CALLCONV void PerlIOBase_clearerr(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_close(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO * PerlIOBase_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags);
+PERL_CALLCONV IV PerlIOBase_eof(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_error(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_fileno(pTHX_ PerlIO *f);
+PERL_CALLCONV void PerlIOBase_flush_linebuf(pTHX);
+PERL_CALLCONV IV PerlIOBase_noop_fail(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_noop_ok(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_popped(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBase_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV PerlIO * PerlIOBase_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *old, int narg, SV **args);
+PERL_CALLCONV SSize_t PerlIOBase_read(pTHX_ PerlIO *f, void *vbuf, Size_t count);
+PERL_CALLCONV void PerlIOBase_setlinebuf(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOBase_unread(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+
+/* Buf */
+PERL_CALLCONV Size_t PerlIOBuf_bufsiz(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBuf_close(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO * PerlIOBuf_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags);
+PERL_CALLCONV IV PerlIOBuf_fill(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBuf_flush(pTHX_ PerlIO *f);
+PERL_CALLCONV STDCHAR * PerlIOBuf_get_base(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOBuf_get_cnt(pTHX_ PerlIO *f);
+PERL_CALLCONV STDCHAR * PerlIOBuf_get_ptr(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO * PerlIOBuf_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *old, int narg, SV **args);
+PERL_CALLCONV IV PerlIOBuf_popped(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOBuf_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV SSize_t PerlIOBuf_read(pTHX_ PerlIO *f, void *vbuf, Size_t count);
+PERL_CALLCONV IV PerlIOBuf_seek(pTHX_ PerlIO *f, Off_t offset, int whence);
+PERL_CALLCONV void PerlIOBuf_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+PERL_CALLCONV Off_t PerlIOBuf_tell(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOBuf_unread(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+PERL_CALLCONV SSize_t PerlIOBuf_write(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+
+/* Crlf */
+PERL_CALLCONV IV PerlIOCrlf_binmode(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOCrlf_flush(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOCrlf_get_cnt(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOCrlf_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV void PerlIOCrlf_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+PERL_CALLCONV SSize_t PerlIOCrlf_unread(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+PERL_CALLCONV SSize_t PerlIOCrlf_write(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+
+/* Pending */
+PERL_CALLCONV IV PerlIOPending_close(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOPending_fill(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOPending_flush(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOPending_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV SSize_t PerlIOPending_read(pTHX_ PerlIO *f, void *vbuf, Size_t count);
+PERL_CALLCONV IV PerlIOPending_seek(pTHX_ PerlIO *f, Off_t offset, int whence);
+PERL_CALLCONV void PerlIOPending_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+
+/* Pop */
+PERL_CALLCONV IV PerlIOPop_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+
+/* Raw */
+PERL_CALLCONV IV PerlIORaw_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+
+/* Stdio */
+PERL_CALLCONV void PerlIOStdio_clearerr(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOStdio_close(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO * PerlIOStdio_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags);
+PERL_CALLCONV IV PerlIOStdio_eof(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOStdio_error(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOStdio_fileno(pTHX_ PerlIO *f);
+#ifdef USE_STDIO_PTR
+PERL_CALLCONV STDCHAR * PerlIOStdio_get_ptr(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOStdio_get_cnt(pTHX_ PerlIO *f);
+PERL_CALLCONV void PerlIOStdio_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt);
+#endif
+PERL_CALLCONV IV PerlIOStdio_fill(pTHX_ PerlIO *f);
+PERL_CALLCONV IV PerlIOStdio_flush(pTHX_ PerlIO *f);
+#ifdef FILE_base
+PERL_CALLCONV STDCHAR * PerlIOStdio_get_base(pTHX_ PerlIO *f);
+PERL_CALLCONV Size_t PerlIOStdio_get_bufsiz(pTHX_ PerlIO *f);
+#endif
+PERL_CALLCONV char * PerlIOStdio_mode(const char *mode, char *tmode);
+PERL_CALLCONV PerlIO * PerlIOStdio_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *f, int narg, SV **args);
+PERL_CALLCONV IV PerlIOStdio_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV SSize_t PerlIOStdio_read(pTHX_ PerlIO *f, void *vbuf, Size_t count);
+PERL_CALLCONV IV PerlIOStdio_seek(pTHX_ PerlIO *f, Off_t offset, int whence);
+PERL_CALLCONV void PerlIOStdio_setlinebuf(pTHX_ PerlIO *f);
+PERL_CALLCONV Off_t PerlIOStdio_tell(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOStdio_unread(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+PERL_CALLCONV SSize_t PerlIOStdio_write(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+
+/* Unix */
+PERL_CALLCONV IV PerlIOUnix_close(pTHX_ PerlIO *f);
+PERL_CALLCONV PerlIO * PerlIOUnix_dup(pTHX_ PerlIO *f, PerlIO *o, CLONE_PARAMS *param, int flags);
+PERL_CALLCONV IV PerlIOUnix_fileno(pTHX_ PerlIO *f);
+PERL_CALLCONV int PerlIOUnix_oflags(const char *mode);
+PERL_CALLCONV PerlIO * PerlIOUnix_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers, IV n, const char *mode, int fd, int imode, int perm, PerlIO *f, int narg, SV **args);
+PERL_CALLCONV IV PerlIOUnix_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+PERL_CALLCONV SSize_t PerlIOUnix_read(pTHX_ PerlIO *f, void *vbuf, Size_t count);
+PERL_CALLCONV int PerlIOUnix_refcnt_dec(int fd);
+PERL_CALLCONV void PerlIOUnix_refcnt_inc(int fd);
+PERL_CALLCONV int PerlIOUnix_refcnt(int fd);
+PERL_CALLCONV IV PerlIOUnix_seek(pTHX_ PerlIO *f, Off_t offset, int whence);
+PERL_CALLCONV Off_t PerlIOUnix_tell(pTHX_ PerlIO *f);
+PERL_CALLCONV SSize_t PerlIOUnix_write(pTHX_ PerlIO *f, const void *vbuf, Size_t count);
+
+/* Utf8 */
+PERL_CALLCONV IV PerlIOUtf8_pushed(pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab);
+
+#endif /* PERLIOL_H_ */
-#endif /* _PERLIOL_H */
+/*
+ * ex: set ts=8 sts=4 sw=4 et:
+ */
https://perl5.git.perl.org / perl5.git / blobdiff