ref: 2f4c39ec2bf7a5eb84ed1a7c810a0a85b2e47cd0
dir: /sys/src/libc/port/strncpy.c/
#include <u.h> #include <libc.h> char* strncpy(char *s1, char *s2, long n) { int i; char *os1; os1 = s1; for(i = 0; i < n; i++) if((*s1++ = *s2++) == 0) { while(++i < n) *s1++ = 0; return os1; } return os1; }