Add test preambles to Compress::Zlib.

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

diff --git a/mg.c b/mg.c
index e3d66be..46b2d75 100644 (file)
--- a/mg.c
+++ b/mg.c
@@ -785,11 +785,16 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
        if (*(mg->mg_ptr+1) == '\0')
            sv_setiv(sv, (IV)((PL_dowarn & G_WARN_ON) ? TRUE : FALSE));
        else if (strEQ(mg->mg_ptr+1, "ARNING_BITS")) {
-           if (PL_compiling.cop_warnings == pWARN_NONE ||
-               PL_compiling.cop_warnings == pWARN_STD)
-           {
+           if (PL_compiling.cop_warnings == pWARN_NONE) {
                sv_setpvn(sv, WARN_NONEstring, WARNsize) ;
-            }
+           }
+           else if (PL_compiling.cop_warnings == pWARN_STD) {
+               sv_setpvn(
+                   sv, 
+                   (PL_dowarn & G_WARN_ON) ? WARN_ALLstring : WARN_NONEstring,
+                   WARNsize
+               );
+           }
             else if (PL_compiling.cop_warnings == pWARN_ALL) {
                /* Get the bit mask for $warnings::Bits{all}, because
                 * it could have been extended by warnings::register */
@@ -1045,10 +1050,13 @@ Perl_magic_setenv(pTHX_ SV *sv, MAGIC *mg)
        MgTAINTEDDIR_off(mg);
 #ifdef VMS
        if (s && klen == 8 && strEQ(ptr, "DCL$PATH")) {
-           char pathbuf[256], eltbuf[256], *cp, *elt = (char *) s;
+           char pathbuf[256], eltbuf[256], *cp, *elt;
            Stat_t sbuf;
            int i = 0, j = 0;
 
+           strncpy(eltbuf, s, 255);
+           eltbuf[255] = 0;
+           elt = eltbuf;
            do {          /* DCL$PATH may be a search list */
                while (1) {   /* as may dev portion of any element */
                    if ( ((cp = strchr(elt,'[')) || (cp = strchr(elt,'<'))) ) {
@@ -2790,8 +2798,16 @@ S_restore_magic(pTHX_ const void *p)
            SvFLAGS(sv) |= mgs->mgs_flags;
        else
            mg_magical(sv);
-       if (SvGMAGICAL(sv))
-           SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
+       if (SvGMAGICAL(sv)) {
+           /* downgrade public flags to private,
+              and discard any other private flags */
+
+           U32 public = SvFLAGS(sv) & (SVf_IOK|SVf_NOK|SVf_POK);
+           if (public) {
+               SvFLAGS(sv) &= ~( public | SVp_IOK|SVp_NOK|SVp_POK );
+               SvFLAGS(sv) |= ( public << PRIVSHIFT );
+           }
+       }
     }
 
     mgs->mgs_sv = NULL;  /* mark the MGS structure as restored */