发信人: TurboZV (while(1) fork();), 信区: BBSDev
标  题: 重新更新了一下killpost.c
发信站: 一网深情 (2002年05月11日22:41:28 星期六), 转信

/*
用于:
1)删除cancel的信
2)过滤掉某些发信站

ftp://bbs.uestc.edu.cn/killpost.c

boards.txt文件:
board:Hardware usefilter:1 bbssite:一网深情
board:Software usefilter:0 bbssite:一网深情

表示Hardware  过滤来自一网深情的文章
    Software不
*/

#include "/root/bbssrc/include/bbs.h"

int main(int argc, char **argv)
{
    struct fileheader info;
    FILE *fpout, *fpc, *fplog, *fpboard;
    char dir[256], dir2[256], lockfile[256], filename[256],
firstline[256], nf[256];
    int count = 0, fd, i, isdelete = 0, j;
    char boards[MAXBOARD][32]; // 版名
    char bbssite[MAXBOARD][256];
    int usefilter[MAXBOARD];
    char buf[100], site[100];
    int num, modified;

    if ((fpboard=fopen("boards.txt", "rb")) == NULL) {
        perror("boards.txt");
        return -1;
    } //end if

    while (!feof(fpboard)) { //获得要处理的版名, 是否过滤发信站(1-过滤
),
发信站名
        fscanf(fpboard, "board:%s usefilter:%d bbssite:%s\n",
                boards[count], &usefilter[count], bbssite[count]);
        if (boards[count][0] == 0) break;
        count++;
    } //end while
    fclose(fpboard);

    for (i=0; i<count; i++) {
        printf("Processing board[%s], from site:%s\n", boards[i],
bbssite[i]);
        modified = num = 0;
        sprintf(dir, BBSHOME"/boards/%s/.DIR", boards[i]);

        if ((fd = open(dir, O_RDWR | O_CREAT, 0644)) == -1) {
            perror(dir);
            continue;
        }

        printf("Locked\n");
        flock(fd, LOCK_EX); // lock file while processing

        sprintf(dir2, BBSHOME"/boards/%s/.DIR.tmp", boards[i]);
        if ((fpout = fopen(dir2, "w")) == NULL) {
            perror(dir2);
            continue;
        } //end if

        while ((read(fd, &info, sizeof(info)) == sizeof(info))) {
            sprintf(filename, BBSHOME"/boards/%s/%s", boards[i], info.
filename);

            isdelete = 0;
            if (info.owner[0] == '-') isdelete = 1;
            else if ((usefilter[i] == 1) &&
                    !(info.accessed[0]&FILE_MARKED) && // m, g, b的文章

不删
                    !(info.accessed[0]&FILE_DIGEST)) { // 使用匹配规则
                if ((fpc=fopen(filename, "rb")) == NULL) { //打开文章正
文
                    perror(filename);
                } //end if

                sprintf(site, "发信站: %s", bbssite[i]);
                for (j=0; j<4; j++) { // read the first 4 lines
                    fgets(buf, 100, fpc);
                    buf[strlen(site)] = 0;
                    if (strcmp(buf, site) == 0) { // 如果来自xxxxx, 则删
除
                        isdelete = 1;
                        break;
                    }
                }
                fclose(fpc);
            }

            if (isdelete) { //需要删除
                modified = 1;
                sprintf(nf, "%s.old", filename);
                printf("[%d]<%s>[%s][%s]\n", ++num, info.filename, nf,
info.owne
r,
info.title);
                if (rename(filename, nf) == -1) {
                   perror("backup file");
                   printf("\n");
                } //end if
            } else {
                fwrite(&info, sizeof(info), 1, fpout);
            }
        } //end while, 完成整个版面
        fclose(fpout);

        flock(fd, LOCK_UN);
        close(fd);
        printf("Unlocked\n");

        if (modified) {
            if (rename(dir2, dir) == -1)
                perror(boards[i]);
        }

    } //完成所有版面

    printf("Finished all!\n");
    return 0;
}
--
FROM AfterDark