This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
[PATCH] DEBUG_* macro cleanups
[perl5.git] / universal.c
index 0899b1a..ca69243 100644 (file)
@@ -74,7 +74,6 @@ S_isa_lookup(pTHX_ HV *stash, const char *name, int len, int level)
                SV* sv = *svp++;
                HV* basestash = gv_stashsv(sv, FALSE);
                if (!basestash) {
-                   dTHR;
                    if (ckWARN(WARN_MISC))
                        Perl_warner(aTHX_ WARN_SYNTAX,
                             "Can't locate package %s for @%s::ISA",
@@ -131,9 +130,18 @@ Perl_sv_derived_from(pTHX_ SV *sv, const char *name)
         : FALSE ;
 }
 
+#include "XSUB.h"
+
 void XS_UNIVERSAL_isa(pTHXo_ CV *cv);
 void XS_UNIVERSAL_can(pTHXo_ CV *cv);
 void XS_UNIVERSAL_VERSION(pTHXo_ CV *cv);
+XS(XS_utf8_valid);
+XS(XS_utf8_encode);
+XS(XS_utf8_decode);
+XS(XS_utf8_upgrade);
+XS(XS_utf8_downgrade);
+XS(XS_utf8_unicode_to_native);
+XS(XS_utf8_native_to_unicode);
 
 void
 Perl_boot_core_UNIVERSAL(pTHX)
@@ -143,9 +151,15 @@ Perl_boot_core_UNIVERSAL(pTHX)
     newXS("UNIVERSAL::isa",             XS_UNIVERSAL_isa,         file);
     newXS("UNIVERSAL::can",             XS_UNIVERSAL_can,         file);
     newXS("UNIVERSAL::VERSION",        XS_UNIVERSAL_VERSION,     file);
+    newXS("utf8::valid", XS_utf8_valid, file);
+    newXS("utf8::encode", XS_utf8_encode, file);
+    newXS("utf8::decode", XS_utf8_decode, file);
+    newXS("utf8::upgrade", XS_utf8_upgrade, file);
+    newXS("utf8::downgrade", XS_utf8_downgrade, file);
+    newXS("utf8::native_to_unicode", XS_utf8_native_to_unicode, file);
+    newXS("utf8::unicode_to_native", XS_utf8_unicode_to_native, file);
 }
 
-#include "XSUB.h"
 
 XS(XS_UNIVERSAL_isa)
 {
@@ -300,3 +314,115 @@ finish:
     XSRETURN(1);
 }
 
+XS(XS_utf8_valid)
+{
+    dXSARGS;
+    if (items != 1)
+       Perl_croak(aTHX_ "Usage: utf8::valid(sv)");
+    {
+       SV *    sv = ST(0);
+ {
+  STRLEN len;
+  char *s = SvPV(sv,len);
+  if (!SvUTF8(sv) || is_utf8_string((U8*)s,len))
+   XSRETURN_YES;
+  else
+   XSRETURN_NO;
+ }
+    }
+    XSRETURN_EMPTY;
+}
+
+XS(XS_utf8_encode)
+{
+    dXSARGS;
+    if (items != 1)
+       Perl_croak(aTHX_ "Usage: utf8::encode(sv)");
+    {
+       SV *    sv = ST(0);
+
+       sv_utf8_encode(sv);
+    }
+    XSRETURN_EMPTY;
+}
+
+XS(XS_utf8_decode)
+{
+    dXSARGS;
+    if (items != 1)
+       Perl_croak(aTHX_ "Usage: utf8::decode(sv)");
+    {
+       SV *    sv = ST(0);
+       bool    RETVAL;
+
+       RETVAL = sv_utf8_decode(sv);
+       ST(0) = boolSV(RETVAL);
+       sv_2mortal(ST(0));
+    }
+    XSRETURN(1);
+}
+
+XS(XS_utf8_upgrade)
+{
+    dXSARGS;
+    if (items != 1)
+       Perl_croak(aTHX_ "Usage: utf8::upgrade(sv)");
+    {
+       SV *    sv = ST(0);
+       STRLEN  RETVAL;
+       dXSTARG;
+
+       RETVAL = sv_utf8_upgrade(sv);
+       XSprePUSH; PUSHi((IV)RETVAL);
+    }
+    XSRETURN(1);
+}
+
+XS(XS_utf8_downgrade)
+{
+    dXSARGS;
+    if (items < 1 || items > 2)
+       Perl_croak(aTHX_ "Usage: utf8::downgrade(sv, failok=0)");
+    {
+       SV *    sv = ST(0);
+       bool    failok;
+       bool    RETVAL;
+
+       if (items < 2)
+           failok = 0;
+       else {
+           failok = (int)SvIV(ST(1));
+       }
+
+       RETVAL = sv_utf8_downgrade(sv, failok);
+       ST(0) = boolSV(RETVAL);
+       sv_2mortal(ST(0));
+    }
+    XSRETURN(1);
+}
+
+XS(XS_utf8_native_to_unicode)
+{
+ dXSARGS;
+ UV uv = SvUV(ST(0));
+
+ if (items > 1)
+     Perl_croak(aTHX_ "Usage: utf8::native_to_unicode(sv)");
+
+ ST(0) = sv_2mortal(newSViv(NATIVE_TO_UNI(uv)));
+ XSRETURN(1);
+}
+
+XS(XS_utf8_unicode_to_native)
+{
+ dXSARGS;
+ UV uv = SvUV(ST(0));
+
+ if (items > 1)
+     Perl_croak(aTHX_ "Usage: utf8::unicode_to_native(sv)");
+
+ ST(0) = sv_2mortal(newSViv(UNI_TO_NATIVE(uv)));
+ XSRETURN(1);
+}
+
+