"foo bar"->()

[p5sagit/p5-mst-13.2.git] / perlio.c

diff --git a/perlio.c b/perlio.c
index b59737c..60346b5 100644 (file)
--- a/perlio.c
+++ b/perlio.c
@@ -5,6 +5,11 @@
  */
 
 /*
+ * Hour after hour for nearly three weary days he had jogged up and down,
+ * over passes, and through long dales, and across many streams.
+ */
+
+/*
  * If we have ActivePerl-like PERL_IMPLICIT_SYS then we need a dTHX to get
  * at the dispatch tables, even when we do not need it for other reasons.
  * Invent a dSYS macro to abstract this out
@@ -790,7 +795,8 @@ PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names)
                     * seen as an invalid separator character.
                     */
                    char q = ((*s == '\'') ? '"' : '\'');
-                   Perl_warn(aTHX_
+                   if (ckWARN(WARN_LAYER))
+                       Perl_warner(aTHX_ packWARN(WARN_LAYER),
                              "perlio: invalid separator character %c%c%c in layer specification list %s",
                              q, *s, q, s);
                    return -1;
@@ -825,7 +831,8 @@ PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names)
                             */
                        case '\0':
                            e--;
-                           Perl_warn(aTHX_
+                           if (ckWARN(WARN_LAYER))
+                               Perl_warner(aTHX_ packWARN(WARN_LAYER),
                                      "perlio: argument list not closed for layer \"%.*s\"",
                                      (int) (e - s), s);
                            return -1;
@@ -838,6 +845,7 @@ PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names)
                    }
                }
                if (e > s) {
+                   bool warn_layer = ckWARN(WARN_LAYER);
                    PerlIO_funcs *layer =
                        PerlIO_find_layer(aTHX_ s, llen, 1);
                    if (layer) {
@@ -847,7 +855,8 @@ PerlIO_parse_layers(pTHX_ PerlIO_list_t *av, const char *names)
                                         &PL_sv_undef);
                    }
                    else {
-                       Perl_warn(aTHX_ "perlio: unknown layer \"%.*s\"",
+                       if (warn_layer)
+                           Perl_warner(aTHX_ packWARN(WARN_LAYER), "perlio: unknown layer \"%.*s\"",
                                  (int) llen, s);
                        return -1;
                    }
@@ -2528,8 +2537,7 @@ PerlIOStdio_close(pTHX_ PerlIO *f)
     FILE *stdio = PerlIOSelf(f, PerlIOStdio)->stdio;
     if (PerlIOUnix_refcnt_dec(fileno(stdio)) > 0) {
        /* Do not close it but do flush any buffers */
-       PerlIO_flush(f);
-       return 0;
+        return PerlIO_flush(f);
     }
     return (
 #ifdef SOCKS5_VERSION_NAME
@@ -2882,18 +2890,23 @@ PerlIOBuf_open(pTHX_ PerlIO_funcs *self, PerlIO_list_t *layers,
                return NULL;
            } else {
                fd = PerlIO_fileno(f);
-#ifdef PERLIO_USING_CRLF
-               /*
-                * do something about failing setmode()? --jhi
-                */
-               PerlLIO_setmode(fd, O_BINARY);
-#endif
                if (init && fd == 2) {
                    /*
                     * Initial stderr is unbuffered
                     */
                    PerlIOBase(f)->flags |= PERLIO_F_UNBUF;
                }
+#ifdef PERLIO_USING_CRLF
+#  ifdef PERLIO_IS_BINMODE_FD
+               if (PERLIO_IS_BINMODE_FD(fd))
+                   PerlIO_binmode(f,  '<'/*not used*/, O_BINARY, Nullch);
+               else
+#  endif
+               /*
+                * do something about failing setmode()? --jhi
+                */
+               PerlLIO_setmode(fd, O_BINARY);
+#endif
            }
        }
     }
@@ -3483,8 +3496,8 @@ PerlIOCrlf_get_cnt(pTHX_ PerlIO *f)
        PerlIO_get_base(f);
     if (PerlIOBase(f)->flags & PERLIO_F_RDBUF) {
        PerlIOCrlf *c = PerlIOSelf(f, PerlIOCrlf);
-       if ((PerlIOBase(f)->flags & PERLIO_F_CRLF) && !c->nl) {
-           STDCHAR *nl = b->ptr;
+       if ((PerlIOBase(f)->flags & PERLIO_F_CRLF) && (!c->nl || *c->nl == 0xd)) {
+           STDCHAR *nl = (c->nl) ? c->nl : b->ptr;
          scan:
            while (nl < b->end && *nl != 0xd)
                nl++;
@@ -3549,7 +3562,6 @@ PerlIOCrlf_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt)
 {
     PerlIOBuf *b = PerlIOSelf(f, PerlIOBuf);
     PerlIOCrlf *c = PerlIOSelf(f, PerlIOCrlf);
-    IV flags = PerlIOBase(f)->flags;
     if (!b->buf)
        PerlIO_get_base(f);
     if (!ptr) {
@@ -3566,9 +3578,11 @@ PerlIOCrlf_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt)
        ptr -= cnt;
     }
     else {
+#if 0
        /*
         * Test code - delete when it works ...
         */
+       IV flags = PerlIOBase(f)->flags;
        STDCHAR *chk = (c->nl) ? (c->nl+1) : b->end;
         if (ptr+cnt == c->nl && c->nl+1 == b->end && *c->nl == 0xd) {
          /* Defered CR at end of buffer case - we lied about count */
@@ -3577,10 +3591,11 @@ PerlIOCrlf_set_ptrcnt(pTHX_ PerlIO *f, STDCHAR * ptr, SSize_t cnt)
        chk -= cnt;
 
        if (ptr != chk ) {
-           Perl_warn(aTHX_ "ptr wrong %p != %p fl=%08" UVxf
+           Perl_croak(aTHX_ "ptr wrong %p != %p fl=%08" UVxf
                       " nl=%p e=%p for %d", ptr, chk, flags, c->nl,
                       b->end, cnt);
        }
+#endif
     }
     if (c->nl) {
        if (ptr > c->nl) {