shithub: front

ref: 0b6db22b46b521073d0163f77a8dce74c72c02c2
dir: /sys/src/ape/lib/ap/gen/strncat.c/

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#include <string.h>

char*
strncat(char *s1, const char *s2, size_t n)
{
	char *os1;
	long nn;

	os1 = s1;
	nn = n;
	while(*s1++)
		;
	s1--;
	while(*s1++ = *s2++)
		if(--nn < 0) {
			s1[-1] = 0;
			break;
		}
	return os1;
}