integrate makefile.mk changes into Makefile

[p5sagit/p5-mst-13.2.git] / perliol.h

diff --git a/perliol.h b/perliol.h
index 487a7ff..f7bd359 100644 (file)
--- a/perliol.h
+++ b/perliol.h
@@ -90,6 +90,7 @@ struct _PerlIO {
 #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 */
@@ -153,6 +154,13 @@ typedef struct {
     IV oneword;                        /* Emergency buffer */
 } PerlIOBuf;
 
+extern int PerlIO_apply_layera(pTHX_ PerlIO *f, const char *mode,
+                   PerlIO_list_t *layers, IV n, IV max);
+extern int PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names);
+extern void PerlIO_list_free(pTHX_ PerlIO_list_t *list);
+extern PerlIO_funcs *PerlIO_layer_fetch(pTHX_ PerlIO_list_t *av, IV n, PerlIO_funcs *def);
+
+
 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,