Basic : Partially rewrite hex and octal constant reading.

Change-Id: I42f72e7b1ca897aba71950841f90b501cf3b6dc2
Signed-off-by: Stephan Bergmann <sbergman@redhat.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/include/rtl/character.hxx b/include/rtl/character.hxx
index 87a20c29e689..b62f6d115734 100644
--- a/include/rtl/character.hxx
+++ b/include/rtl/character.hxx
@@ -148,6 +148,21 @@ inline bool isAsciiHexDigit(sal_uInt32 code)
     return isAsciiCanonicHexDigit(code) || (code >= 'a' && code <= 'f');
 }
 
+/** Check for ASCII octal digit character.
+
+    @param code  A Unicode code point.
+
+    @return  True if code is an ASCII octal digit character (ASCII '0'--'7').
+
+    @since LibreOffice 4.5
+ */
+inline bool isAsciiOctalDigit(sal_uInt32 code)
+{
+    assert(code <= 0x10FFFF);
+    return code >= '0' && code <= '7';
+}
+
+
 /** Convert a character, if ASCII, to upper case.
 
     @param code  A Unicode code point.