[bbs@raid test]$ cat unday.c
#include "bbs.h"

static int searchunday(struct userec *user, void* arg) {
        int d = (int)arg;
        if (user->userid[0] && (time(NULL) - user->lastlogin)>=d*86400) {
                printf("%s\n",user->userid);
        }
        return 0;
}
int main(int argc, char** argv) {
        int d;
        if (argc != 2) return 0;
        d = atoi(argv[1]);
        init_all();
        apply_users(searchunday, (void*)d);
}
[bbs@raid test]$ alias kgcc
alias kgcc='gcc -I/home/bbs/src/build -I/home/bbs/src/kbs_bbs/src -I/usr/include/mysql -lBBS -lsystem -L/home/bbs/lib'
[bbs@raid test]$ kgcc unday.c -o unday
[bbs@raid test]$ ./unday 100
SYSOP

【 在 pplong2000 (hiker) 的大作中提到: 】
: 我编写的程序如下:(在libBBS/ucache.c中,在头文件中声明了的)
: int searchunday(long daynum)
: {
: ...................
--
FROM 128.12.150.*