1#include <shadow.h> 2#include <stdio.h> 3 4#define NUM(n) ((n) == -1 ? 0 : -1), ((n) == -1 ? 0 : (n)) 5#define STR(s) ((s) ? (s) : "") 6 7int putspent(const struct spwd *sp, FILE *f) 8{ 9 return fprintf(f, "%s:%s:%.*ld:%.*ld:%.*ld:%.*ld:%.*ld:%.*ld:%.*lu\n", 10 STR(sp->sp_namp), STR(sp->sp_pwdp), NUM(sp->sp_lstchg), 11 NUM(sp->sp_min), NUM(sp->sp_max), NUM(sp->sp_warn), 12 NUM(sp->sp_inact), NUM(sp->sp_expire), NUM(sp->sp_flag)) < 0 ? -1 : 0; 13} 14