/************************************************************************
 *
 *  strcspn.c
 *
 *
 * ######################################################################
 *
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 ************************************************************************/

#include <string.h>

int strcspn(
	const char	*s1,
	const char	*s2)
{
	int	n = 0;
	char	*p;
	char	c;

	while (c = *s1++) {
		for (p = (char*)s2; *p; p++)
			if (c == *p) break;
		if (*p) return n;
		n++;
	}
	return n;
}