递归列出某目录下所有目录
erhuabushuo
posted @ 2012年8月21日 15:34
in C
, 1297 阅读
#include <unistd.h>
#include <stdio.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
#include <stdlib.h>
void printdir(char *dir, int depth)
{
DIR *dp;
struct dirent *entry;
struct stat statbuf;
if ((dp = opendir(dir)) == NULL)
{
fprintf(stderr, "can not open directory: %s\n", dir);
return;
}
chdir(dir);
while ((entry = readdir(dp)) != NULL)
{
lstat(entry->d_name, &statbuf);
if (S_ISDIR(statbuf.st_mode))
{
/* Found a directory, but ignore . and .. */
if (strcmp(".", entry->d_name) == 0 ||
strcmp("..", entry->d_name) == 0)
continue;
printf("%*s%s\n", depth, " ", entry->d_name);
sleep(1); // 手贱休眠一秒
/* Recurse at new indent level */
printdir(entry->d_name, depth + 4);
}
}
chdir("..");
closedir(dp);
}
int main(int argc, char *argv[])
{
char *topdir = ".";
if (argc >= 2)
topdir = argv[1];
printf("Directory scan of %s\n", topdir);
printdir(topdir, 0);
printf("done.\n");
exit(0);
}
2012年8月22日 03:35
不试试 ftw？
2012年8月22日 15:50
@依云: 好的试试
2012年9月20日 13:35
printf("%*s%s\n", depth, " ", entry->d_name);
%*s 能说说 这个是啥意思吗?我是菜鸟,帮帮小妹
2012年9月24日 16:09
@kudo:
%*s *会取depth值，这就会指定字符串宽度了， s 取 " "
%s 取entry->d_name
\n 换行
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