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Make minor improvements

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This commit is contained in:
Justine Tunney 2020-12-23 23:42:56 -08:00
parent 04caf6f9ad
commit 95b142e4e5
95 changed files with 3818 additions and 2760 deletions
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3
libc/str/ispunct.c
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@ -19,6 +19,9 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/str/str.h"
/**
* Returns nonzero if c ∈ !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~
*/
int ispunct(int c) {
return (0x21 <= c && c <= 0x7E) && !('0' <= c && c <= '9') &&
!('A' <= c && c <= 'Z') && !('a' <= c && c <= 'z');