ref: 71ce6f53a431962a3dc17947deb1ff8336f37d13
dir: /sys/src/libString/s_nappend.c/
#include <u.h> #include <libc.h> #include "String.h" /* append a char array ( of up to n characters) to a String */ String * s_nappend(String *to, char *from, int n) { if (to == 0) to = s_new(); if (from == 0) return to; for(; n && *from; from++, n--) s_putc(to, *from); s_terminate(to); return to; }