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| author | Karl Williamson <khw@cpan.org> | 2020-05-29 14:25:19 -0600 |
|---|---|---|
| committer | Karl Williamson <khw@cpan.org> | 2020-07-17 22:04:08 -0600 |
| commit | d223e1ea9ae864c0e563187f1e76240ef1acad87 (patch) | |
| tree | f670961d58ff3c055cff40637ca9daacaf1b462e /utf8.h | |
| parent | 0654f0ab17405d0d55f0006348b4ed0084aa1fc8 (diff) | |
| download | perl-d223e1ea9ae864c0e563187f1e76240ef1acad87.tar.gz | |
handy.h: Create nBIT_MASK(n) macro
This encapsulates a common paradigm, making sure that it is done
correctly for the platform's size.
Diffstat (limited to 'utf8.h')
| -rw-r--r-- | utf8.h | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -283,7 +283,7 @@ are in the character. */ /* 2**UTF_ACCUMULATION_SHIFT - 1. This masks out all but the bits that carry * real information in a continuation byte. This turns out to be 0x3F in * UTF-8, 0x1F in UTF-EBCDIC. */ -#define UTF_CONTINUATION_MASK ((U8) ((1U << UTF_ACCUMULATION_SHIFT) - 1)) +#define UTF_CONTINUATION_MASK ((U8) (nBIT_MASK(UTF_ACCUMULATION_SHIFT))) /* For use in UTF8_IS_CONTINUATION(). This turns out to be 0xC0 in UTF-8, * E0 in UTF-EBCDIC */ @@ -417,7 +417,7 @@ encoded as UTF-8. C<cp> is a native (ASCII or EBCDIC) code point if less than /* The largest code point representable by two UTF-8 bytes on any platform that * Perl runs on. This value is constrained by EBCDIC which has 5 bits per * continuation byte */ -#define MAX_PORTABLE_UTF8_TWO_BYTE (32 * (1U << 5) - 1) +#define MAX_PORTABLE_UTF8_TWO_BYTE (32 * nBIT_MAX(5)) /* |