ref: c116550e6a41572796e4db65e4f6acbcb3d9d6f8
dir: /lib9/strecpy.c/
#include "lib9.h" char* strecpy(char *to, char *e, char *from) { if(to >= e) return to; to = memccpy(to, from, '\0', e - to); if(to == nil){ to = e - 1; *to = '\0'; }else{ to--; } return to; }