shithub: scc

ref: b468bd384fac1892386db9ff7a4da8c081ca9138
dir: /lib/c/strcspn.c/

View raw version 
#include <string.h>
#undef strcspn

size_t
strcspn(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)
			;
		if (*p == c)
			break;
	}
	return n;
}