rt-thread/examples/file/listdir.c

86 lines
1.8 KiB
C

/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2010-02-10 Bernard first version
* 2020-04-12 Jianjia Ma add msh cmd
*/
#include <rtthread.h>
#include <dfs_posix.h>
void list_dir(const char* path)
{
char * fullpath;
DIR *dir;
dir = opendir(path);
if (dir != RT_NULL)
{
struct dirent* dirent;
struct stat s;
fullpath = rt_malloc(256);
if (fullpath == RT_NULL)
{
closedir(dir);
rt_kprintf("no memory\n");
return;
}
do
{
dirent = readdir(dir);
if (dirent == RT_NULL) break;
rt_memset(&s, 0, sizeof(struct stat));
/* build full path for each file */
rt_sprintf(fullpath, "%s/%s", path, dirent->d_name);
stat(fullpath, &s);
if ( s.st_mode & S_IFDIR )
{
rt_kprintf("%s\t\t<DIR>\n", dirent->d_name);
}
else
{
rt_kprintf("%s\t\t%lu\n", dirent->d_name, s.st_size);
}
} while (dirent != RT_NULL);
closedir(dir);
}
else
{
rt_kprintf("open %s directory failed\n", path);
}
rt_free(fullpath);
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(list_dir, list directory);
#ifdef FINSH_USING_MSH
static void cmd_list_dir(int argc, char *argv[])
{
char* filename;
if(argc == 2)
{
filename = argv[1];
}
else
{
rt_kprintf("Usage: list_dir [file_path]\n");
return;
}
list_dir(filename);
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_list_dir, __cmd_list_dir, list directory);
#endif /* FINSH_USING_MSH */
#endif /* RT_USING_FINSH */