snipplets.dev/code/C/System/disk_usage.c

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2024-03-08 14:21:08 +03:00
#include <stdio.h>
#include <sys/statvfs.h>
#define PATH "/media/user/Samsung USB"
int main(int argc, const char *argv[]) {
const unsigned int GB = (1024 * 1024) * 1024;
struct statvfs buffer;
int ret = statvfs(PATH, &buffer);
if (!ret) {
const double total = (double)(buffer.f_blocks * buffer.f_frsize) / GB;
const double available = (double)(buffer.f_bfree * buffer.f_frsize) / GB;
const double used = total - available;
const double usedPercentage = (double)(used / total) * (double)100;
printf("Total: %f --> %.0f\n", total, total);
printf("Available: %f --> %.0f\n", available, available);
printf("Used: %f --> %.1f\n", used, used);
printf("Used Percentage: %f --> %.0f\n", usedPercentage, usedPercentage);
}
return ret;
}