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Improve some unicode functions

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This commit is contained in:
Justine Tunney 2021-05-05 07:25:39 -07:00
parent b9187061a7
commit 1b5a5719c3
33 changed files with 8366 additions and 197 deletions
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8
libc/str/iswxdigit.c
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@ -18,6 +18,10 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/str/str.h"
int iswxdigit(wint_t wc) {
return isxdigit(wc);
/**
* Returns nonzero if c is ascii hex digit.
*/
int iswxdigit(wint_t c) {
return ('0' <= c && c <= '9') || ('A' <= c && c <= 'F') ||
('a' <= c && c <= 'f');
}