using C<is_utf8_string()> to determine if it is Unicode.
If PERL_PV_ESCAPE_ALL is set then all input chars will be output
-using C<\x01F1> style escapes, otherwise only chars above 255 will be
-escaped using this style, other non printable chars will use octal or
-common escaped patterns like C<\n>. If PERL_PV_ESCAPE_NOBACKSLASH
-then all chars below 255 will be treated as printable and
+using C<\x01F1> style escapes, otherwise if PERL_PV_ESCAPE_NONASCII is set, only
+chars above 127 will be escaped using this style; otherwise, only chars above
+255 will be so escaped; other non printable chars will use octal or
+common escaped patterns like C<\n>. Otherwise, if PERL_PV_ESCAPE_NOBACKSLASH
+then all chars below 255 will be treated as printable and
will be output as literals.
If PERL_PV_ESCAPE_FIRSTCHAR is set then only the first char of the
const UV u= (isuni) ? utf8_to_uvchr((U8*)pv, &readsize) : (U8)*pv;
const U8 c = (U8)u & 0xFF;
- if ( ( u > 255 ) || (flags & PERL_PV_ESCAPE_ALL)) {
+ if ( ( u > 255 )
+ || (flags & PERL_PV_ESCAPE_ALL)
+ || (( u > 127 ) && (flags & PERL_PV_ESCAPE_NONASCII)))
+ {
if (flags & PERL_PV_ESCAPE_FIRSTCHAR)
chsize = my_snprintf( octbuf, PV_ESCAPE_OCTBUFSIZE,
"%"UVxf, u);
#define PERL_PV_ESCAPE_UNI 0x0100
#define PERL_PV_ESCAPE_UNI_DETECT 0x0200
+#define PERL_PV_ESCAPE_NONASCII 0x0400
#define PERL_PV_ESCAPE_ALL 0x1000
#define PERL_PV_ESCAPE_NOBACKSLASH 0x2000