shithub: scc

ref: 339c577e4428f7beefd82ce7eaa0d54a0e28c386
dir: /libc/src/strspn.c/

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/* See LICENSE file for copyright and license details. */

#include <string.h>
#undef strspn

size_t
strspn(const char *s1, const char *s2)
{
	size_t n;
	int c;
	const char *p;

	for (n = 0; c = *s1++; ++n) {
		for (p = s2; *p && *p != c; ++p)
			/* nothing */;
		if (*p == '\0')
			break;
	}
	return n;
}