I everybody!!
How can i use statvfs() to calculate disk usage and free disk space??
Im using this code:
/* Any file on the filesystem in question */
char *filename = "/home/nesto/test/test.cpp";
struct statvfs buf;
if \(!statvfs\(filename, &buf\)\) \{
unsigned long blksize, blocks, freeblks, disk_size, used, free;
blksize = buf.f_bsize;
blocks = buf.f_blocks;
freeblks = buf.f_bfree;
disk_size = blocks * blksize;
free = freeblks * blksize;
used = disk_size - free; printf\("Disk usage : %lu \\t Free space %lu\\n", used, free\);
\} else \{
printf\("Couldn't get file system statistics\\n"\);
\}
return 0;
But when i execute "df ." the values dont match
Can anyone help me.
Best regards to all