Function copynchars

src/hacklib.c:286–297

truncating string copy */

/* truncating string copy */
void
copynchars(char *dst, const char *src, int n)
{
    /* copies at most n characters, stopping sooner if terminator reached;
       treats newline as input terminator; unlike strncpy, always supplies
       '\0' terminator so dst must be able to hold at least n+1 characters */
    while (n > 0 && *src != '\0' && *src != '\n') {
        *dst++ = *src++;
        --n;
    }
    *dst = '\0';
}

/* convert char nc into oc's case; mostly used by strcasecpy */
char