shithub: scc

ref: 5a522b88668d1295302293de3f86c0b2869ee57a
dir: /src/libc/string/strpbrk.c/

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#include <string.h>
#undef strpbrk

char *
strpbrk(const char *s1, const char *s2)
{
	const unsigned char *s = s1;
	const unsigned char *accept = s2;
	unsigned ch;
	char buf[__NUMCHARS];

	memset(buf, 0, sizeof(buf));
	while (ch = *accept++)
		buf[ch] = 1;

	while ((ch = *s) && !buf[ch])
		s++;

	return (ch == '\0') ? NULL : (char *) s;
}