regexec.c: Use safer utf8_hop

[perl5.git] / sv.c

diff --git a/sv.c b/sv.c
index d7315b2..e9a4682 100644 (file)
--- a/sv.c
+++ b/sv.c
@@ -1071,10 +1071,10 @@ Perl_more_bodies (pTHX_ const svtype sv_type, const size_t body_size,
 #if defined(DEBUGGING) && defined(PERL_GLOBAL_STRUCT)
     dVAR;
 #endif
-#if defined(DEBUGGING) && !defined(PERL_GLOBAL_STRUCT_PRIVATE)
+#if defined(DEBUGGING) && !defined(PERL_GLOBAL_STRUCT)
     static bool done_sanity_check;
 
-    /* PERL_GLOBAL_STRUCT_PRIVATE cannot coexist with global
+    /* PERL_GLOBAL_STRUCT cannot coexist with global
      * variables like done_sanity_check. */
     if (!done_sanity_check) {
        unsigned int i = SVt_LAST;
@@ -9750,11 +9750,15 @@ Perl_newRV(pTHX_ SV *const sv)
 Creates a new SV which is an exact duplicate of the original SV.
 (Uses C<sv_setsv>.)
 
+=for apidoc newSVsv_nomg
+
+Like C<newSVsv> but does not process get magic.
+
 =cut
 */
 
 SV *
-Perl_newSVsv(pTHX_ SV *const old)
+Perl_newSVsv_flags(pTHX_ SV *const old, I32 flags)
 {
     SV *sv;
 
@@ -9765,11 +9769,10 @@ Perl_newSVsv(pTHX_ SV *const old)
        return NULL;
     }
     /* Do this here, otherwise we leak the new SV if this croaks. */
-    SvGETMAGIC(old);
+    if (flags & SV_GMAGIC)
+        SvGETMAGIC(old);
     new_SV(sv);
-    /* SV_NOSTEAL prevents TEMP buffers being, well, stolen, and saves games
-       with SvTEMP_off and SvTEMP_on round a call to sv_setsv.  */
-    sv_setsv_flags(sv, old, SV_NOSTEAL);
+    sv_setsv_flags(sv, old, flags & ~SV_GMAGIC);
     return sv;
 }
 
@@ -10869,8 +10872,8 @@ Perl_sv_catpvf_mg_nocontext(SV *const sv, const char *const pat, ...)
 /*
 =for apidoc sv_catpvf
 
-Processes its arguments like C<sv_catpvfn>, and appends the formatted
-output to an SV.  As with C<sv_catpvfn> called with a non-null C-style
+Processes its arguments like C<sprintf>, and appends the formatted
+output to an SV.  As with C<sv_vcatpvfn> called with a non-null C-style
 variable argument list, argument reordering is not supported.
 If the appended data contains "wide" characters
 (including, but not limited to, SVs with a UTF-8 PV formatted with C<%s>,
@@ -10896,7 +10899,7 @@ Perl_sv_catpvf(pTHX_ SV *const sv, const char *const pat, ...)
 /*
 =for apidoc sv_vcatpvf
 
-Processes its arguments like C<sv_catpvfn> called with a non-null C-style
+Processes its arguments like C<sv_vcatpvfn> called with a non-null C-style
 variable argument list, and appends the formatted output
 to an SV.  Does not handle 'set' magic.  See C<L</sv_vcatpvf_mg>>.
 
@@ -12044,7 +12047,7 @@ Perl_sv_vcatpvfn_flags(pTHX_ SV *const sv, const char *const pat, const STRLEN p
            if (*q == '$') {
                 if (args)
                     Perl_croak_nocontext(
-                        "Cannot yet reorder sv_catpvfn() arguments from va_list");
+                        "Cannot yet reorder sv_vcatpvfn() arguments from va_list");
                ++q;
                efix = (Size_t)width;
                 width = 0;
@@ -12112,7 +12115,7 @@ Perl_sv_vcatpvfn_flags(pTHX_ SV *const sv, const char *const pat, const STRLEN p
                if (*q++ == '$') {
                     if (args)
                         Perl_croak_nocontext(
-                            "Cannot yet reorder sv_catpvfn() arguments from va_list");
+                            "Cannot yet reorder sv_vcatpvfn() arguments from va_list");
                     no_redundant_warning = TRUE;
                 } else
                    goto unknown;
@@ -12197,7 +12200,7 @@ Perl_sv_vcatpvfn_flags(pTHX_ SV *const sv, const char *const pat, const STRLEN p
                     if (*q++ == '$') {
                         if (args)
                             Perl_croak_nocontext(
-                                "Cannot yet reorder sv_catpvfn() arguments from va_list");
+                                "Cannot yet reorder sv_vcatpvfn() arguments from va_list");
                         no_redundant_warning = TRUE;
                     } else
                         goto unknown;
@@ -15575,16 +15578,9 @@ perl_clone_using(PerlInterpreter *proto_perl, UV flags,
     if (PL_my_cxt_size) {
        Newx(PL_my_cxt_list, PL_my_cxt_size, void *);
        Copy(proto_perl->Imy_cxt_list, PL_my_cxt_list, PL_my_cxt_size, void *);
-#ifdef PERL_GLOBAL_STRUCT_PRIVATE
-       Newx(PL_my_cxt_keys, PL_my_cxt_size, const char *);
-       Copy(proto_perl->Imy_cxt_keys, PL_my_cxt_keys, PL_my_cxt_size, char *);
-#endif
     }
     else {
        PL_my_cxt_list  = (void**)NULL;
-#ifdef PERL_GLOBAL_STRUCT_PRIVATE
-       PL_my_cxt_keys  = (const char**)NULL;
-#endif
     }
     PL_modglobal       = hv_dup_inc(proto_perl->Imodglobal, param);
     PL_custom_op_names  = hv_dup_inc(proto_perl->Icustom_op_names,param);