X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=pp_sys.c;h=4b9b0963d7fdeee37f06e7cb4b9c2b759b90cd8c;hb=158e3910f3d0bce487277fa0db25247b664ed87c;hp=cdcbc9311eddad3ca2699d8032cafb0b8091923b;hpb=5b468f54a26b6cc5b994509b89b4ae0df54ab101;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/pp_sys.c b/pp_sys.c
index cdcbc93..4b9b096 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -433,6 +433,9 @@ PP(pp_die)
     SV *tmpsv;
     STRLEN len;
     bool multiarg = 0;
+#ifdef VMS
+    VMSISH_HUSHED  = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH);
+#endif
     if (SP - MARK != 1) {
 	dTARGET;
 	do_join(TARG, &PL_sv_no, MARK, SP);
@@ -468,7 +471,7 @@ PP(pp_die)
 		    sv_setsv(error,*PL_stack_sp--);
 		}
 	    }
-	    DIE(aTHX_ Nullch);
+	    DIE(aTHX_ Nullformat);
 	}
 	else {
 	    if (SvPOK(error) && SvCUR(error))
@@ -1514,6 +1517,9 @@ PP(pp_sysread)
     int fp_utf8;
     Size_t got = 0;
     Size_t wanted;
+    bool charstart = FALSE;
+    STRLEN charskip = 0;
+    STRLEN skip = 0;
 
     gv = (GV*)*++MARK;
     if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD)
@@ -1560,6 +1566,10 @@ PP(pp_sysread)
 	DIE(aTHX_ "Negative length");
     wanted = length;
 
+    charstart = TRUE;
+    charskip  = 0;
+    skip = 0;
+
 #ifdef HAS_SOCKET
     if (PL_op->op_type == OP_RECV) {
 	char namebuf[MAXPATHLEN];
@@ -1680,23 +1690,30 @@ PP(pp_sysread)
 	/* Look at utf8 we got back and count the characters */
 	char *bend = buffer + count;
 	while (buffer < bend) {
-	    STRLEN skip = UTF8SKIP(buffer);
-	    if (buffer+skip > bend) {
+	    if (charstart) {
+	        skip = UTF8SKIP(buffer);
+		charskip = 0;
+	    }
+	    if (buffer - charskip + skip > bend) {
 		/* partial character - try for rest of it */
 		length = skip - (bend-buffer);
 		offset = bend - SvPVX(bufsv);
+		charstart = FALSE;
+		charskip += count;
 		goto more_bytes;
 	    }
 	    else {
 		got++;
 		buffer += skip;
+		charstart = TRUE;
+		charskip  = 0;
 	    }
         }
 	/* If we have not 'got' the number of _characters_ we 'wanted' get some more
 	   provided amount read (count) was what was requested (length)
 	 */
 	if (got < wanted && count == length) {
-	    length = (wanted-got);
+	    length = wanted - got;
 	    offset = bend - SvPVX(bufsv);
 	    goto more_bytes;
 	}
@@ -1846,6 +1863,8 @@ PP(pp_send)
     if (retval < 0)
 	goto say_undef;
     SP = ORIGMARK;
+    if (DO_UTF8(bufsv))
+        retval = utf8_length((U8*)buffer, (U8*)buffer + retval);
 #if Size_t_size > IVSIZE
     PUSHn(retval);
 #else
@@ -2150,7 +2169,7 @@ PP(pp_ioctl)
     if (SvPOK(argsv)) {
 	if (s[SvCUR(argsv)] != 17)
 	    DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument",
-		PL_op_name[optype]);
+		OP_NAME(PL_op));
 	s[SvCUR(argsv)] = 0;		/* put our null back */
 	SvSETMAGIC(argsv);		/* Assume it has changed */
     }
@@ -2464,12 +2483,11 @@ PP(pp_accept)
 	goto nuts;
 
     nstio = GvIOn(ngv);
-    if (IoIFP(nstio))
-	do_close(ngv, FALSE);
-
     fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len);
     if (fd < 0)
 	goto badexit;
+    if (IoIFP(nstio))
+	do_close(ngv, FALSE);
     IoIFP(nstio) = PerlIO_fdopen(fd, "r");
     IoOFP(nstio) = PerlIO_fdopen(fd, "w");
     IoTYPE(nstio) = IoTYPE_SOCKET;
@@ -3375,27 +3393,29 @@ PP(pp_chdir)
     SV **svp;
     STRLEN n_a;
 
-    if (MAXARG < 1)
-	tmps = Nullch;
+    if( MAXARG == 1 )
+        tmps = POPpx;
     else
-	tmps = POPpx;
-    if (!tmps || !*tmps) {
-	svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE);
-	if (svp)
-	    tmps = SvPV(*svp, n_a);
-    }
-    if (!tmps || !*tmps) {
-	svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE);
-	if (svp)
-	    tmps = SvPV(*svp, n_a);
-    }
+        tmps = 0;
+
+    if( !tmps || !*tmps ) {
+        if (    (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE))
+             || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE))
 #ifdef VMS
-    if (!tmps || !*tmps) {
-       svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE);
-       if (svp)
-           tmps = SvPV(*svp, n_a);
-    }
+             || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE))
 #endif
+           )
+        {
+            if( MAXARG == 1 )
+                deprecate("chdir('') or chdir(undef) as chdir()");
+            tmps = SvPV(*svp, n_a);
+        }
+        else {            
+            PUSHi(0);
+            RETURN;
+        }
+    }
+
     TAINT_PROPER("chdir");
     PUSHi( PerlDir_chdir(tmps) >= 0 );
 #ifdef VMS
@@ -3903,8 +3923,11 @@ PP(pp_fork)
 	RETSETUNDEF;
     if (!childpid) {
 	/*SUPPRESS 560*/
-	if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV)))
+	if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) {
+            SvREADONLY_off(GvSV(tmpgv));
 	    sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid());
+            SvREADONLY_on(GvSV(tmpgv));
+        }
 	hv_clear(PL_pidstatus);	/* no kids, so don't wait for 'em */
     }
     PUSHi(childpid);