Plan 9 from Bell Labs’s /usr/web/sources/contrib/anothy/src/lib/djb-ape/byte/case_lowers.c

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


#include "case.h"

void case_lowers(s)
char *s;
{
  unsigned char x;
  while (x = *s) {
    x -= 'A';
    if (x <= 'Z' - 'A') *s = x + 'a';
    ++s;
  }
}

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