diff options
| author | Paul Eggert <eggert@cs.ucla.edu> | 2021-08-23 08:16:15 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2021-08-24 00:43:28 -0700 |
| commit | 869989fa834c34ca2d5602555111c11f179ec8e4 (patch) | |
| tree | 842d02b7bce4f9ca9fcfa39b965e3962e2482f31 | |
| parent | 70b84b9294480c8b5f12d7a0cd95e54584b08288 (diff) | |
| download | grep-869989fa834c34ca2d5602555111c11f179ec8e4.tar.gz | |
grep: tweak wordchar_prev performance
* src/searchutils.c (wordchar_prev): Tweak performance by using a
value already in a local variable rather than consulting a table.
| -rw-r--r-- | src/searchutils.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/searchutils.c b/src/searchutils.c index aad0fcc1..03b4c593 100644 --- a/src/searchutils.c +++ b/src/searchutils.c @@ -198,8 +198,7 @@ wordchar_prev (char const *buf, char const *cur, char const *end) if (buf == cur) return 0; unsigned char b = *--cur; - if (! localeinfo.multibyte - || (localeinfo.using_utf8 && localeinfo.sbclen[b] == 1)) + if (! localeinfo.multibyte || localeinfo.using_utf8 & ~(b >> 7)) return sbwordchar[b]; char const *p = buf; cur -= mb_goback (&p, NULL, cur, end); |