lib/perl5db.pl: Generalize for EBCDIC

[perl5.git] / inline.h

diff --git a/inline.h b/inline.h
index 1092474..1124412 100644 (file)
--- a/inline.h
+++ b/inline.h
@@ -90,6 +90,41 @@ S_MgBYTEPOS(pTHX_ MAGIC *mg, SV *sv, const char *s, STRLEN len)
 }
 #endif
 
+/* ------------------------------- pad.h ------------------------------ */
+
+#if defined(PERL_IN_PAD_C) || defined(PERL_IN_OP_C)
+PERL_STATIC_INLINE bool
+PadnameIN_SCOPE(const PADNAME * const pn, const U32 seq)
+{
+    /* is seq within the range _LOW to _HIGH ?
+     * This is complicated by the fact that PL_cop_seqmax
+     * may have wrapped around at some point */
+    if (COP_SEQ_RANGE_LOW(pn) == PERL_PADSEQ_INTRO)
+       return FALSE; /* not yet introduced */
+
+    if (COP_SEQ_RANGE_HIGH(pn) == PERL_PADSEQ_INTRO) {
+    /* in compiling scope */
+       if (
+           (seq >  COP_SEQ_RANGE_LOW(pn))
+           ? (seq - COP_SEQ_RANGE_LOW(pn) < (U32_MAX >> 1))
+           : (COP_SEQ_RANGE_LOW(pn) - seq > (U32_MAX >> 1))
+       )
+           return TRUE;
+    }
+    else if (
+       (COP_SEQ_RANGE_LOW(pn) > COP_SEQ_RANGE_HIGH(pn))
+       ?
+           (  seq >  COP_SEQ_RANGE_LOW(pn)
+           || seq <= COP_SEQ_RANGE_HIGH(pn))
+
+       :    (  seq >  COP_SEQ_RANGE_LOW(pn)
+            && seq <= COP_SEQ_RANGE_HIGH(pn))
+    )
+       return TRUE;
+    return FALSE;
+}
+#endif
+
 /* ----------------------------- regexp.h ----------------------------- */
 
 PERL_STATIC_INLINE struct regexp *
@@ -343,6 +378,30 @@ get_regex_charset_name(const U32 flags, STRLEN* const lenp)
 }
 
 /*
+
+Return false if any get magic is on the SV other than taint magic.
+
+*/
+
+PERL_STATIC_INLINE bool
+S_sv_only_taint_gmagic(SV *sv) {
+    MAGIC *mg = SvMAGIC(sv);
+
+    PERL_ARGS_ASSERT_SV_ONLY_TAINT_GMAGIC;
+
+    while (mg) {
+        if (mg->mg_type != PERL_MAGIC_taint
+            && !(mg->mg_flags & MGf_GSKIP)
+            && mg->mg_virtual->svt_get) {
+            return FALSE;
+        }
+        mg = mg->mg_moremagic;
+    }
+
+    return TRUE;
+}
+
+/*
  * Local variables:
  * c-indentation-style: bsd
  * c-basic-offset: 4