isalpharune(2): invalid Runes are just > Runemax

This commit is contained in:
Jacob Moody 2024-10-05 00:43:38 +00:00
parent 698ecf25e5
commit 6ebfbaa826

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@ -48,8 +48,8 @@ The names are self-explanatory.
.PP
The case-conversion routines return the character unchanged if it has no case.
.PP
If a rune contains a value that is not a valid codepoint (ie, values less than
zero, or greater than Runemax), these routines return 0.
If a rune contains a value that is not a valid codepoint (ie, greater than Runemax),
these routines return 0.
.SH SOURCE
.B /sys/src/libc/port/mkrunetype.c
.br