perl 5.002beta1h patch: Configure

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

diff --git a/doop.c b/doop.c
index 99307a7..d861599 100644 (file)
--- a/doop.c
+++ b/doop.c
@@ -203,6 +203,9 @@ register SV **sarg;
                len++, sarg--;
                xlen = strlen(xs);
                break;
+           case 'n': case '*':
+               croak("Use of %c in printf format not supported", *t);
+
            case '0': case '1': case '2': case '3': case '4':
            case '5': case '6': case '7': case '8': case '9': 
            case '.': case '#': case '-': case '+': case ' ':
@@ -316,6 +319,10 @@ register SV **sarg;
            }
            /* end of switch, copy results */
            *t = ch;
+           if (xs == buf && xlen >= sizeof(buf)) {     /* Ooops! */
+               fputs("panic: sprintf overflow - memory corrupted!\n",stderr);
+               my_exit(1);
+           }
            SvGROW(sv, SvCUR(sv) + (f - s) + xlen + 1 + pre + post);
            sv_catpvn(sv, s, f - s);
            if (pre) {
@@ -417,7 +424,7 @@ register SV *sv;
         return;
     }
     s = SvPV(sv, len);
-    if (len && !SvPOKp(sv))
+    if (len && !SvPOK(sv))
        s = SvPV_force(sv, len);
     if (s && len) {
        s += --len;
@@ -596,6 +603,8 @@ SV *right;
                sv_catpvn(sv, rsave + len, rightlen - len);
            else if (leftlen > len)
                sv_catpvn(sv, lsave + len, leftlen - len);
+           else
+               *SvEND(sv) = '\0';
            break;
        }
     }
@@ -619,6 +628,9 @@ dARGS
 
     if (!hv)
        RETURN;
+
+    (void)hv_iterinit(hv);     /* always reset iterator regardless */
+
     if (GIMME != G_ARRAY) {
        dTARGET;
 
@@ -626,7 +638,6 @@ dARGS
            i = HvKEYS(hv);
        else {
            i = 0;
-           (void)hv_iterinit(hv);
            /*SUPPRESS 560*/
            while (entry = hv_iternext(hv)) {
                i++;
@@ -639,8 +650,6 @@ dARGS
     /* Guess how much room we need.  hv_max may be a few too many.  Oh well. */
     EXTEND(sp, HvMAX(hv) * (dokeys + dovalues));
 
-    (void)hv_iterinit(hv);
-
     PUTBACK;   /* hv_iternext and hv_iterval might clobber stack_sp */
     while (entry = hv_iternext(hv)) {
        SPAGAIN;