minix/test/test55.c
Ben Gras 3161c603a6 increase -Werror resilience
for bin/, commands/, libexec/, sbin/, test/, usr.bin/ and usr.sbin/.

Change-Id: I8fa12c3cd86865311cef71b7faa7cf4fa785174f
2013-08-21 13:53:39 +02:00

107 lines
2.4 KiB
C

#include <sys/statvfs.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <fcntl.h>
#include <err.h>
#include <unistd.h>
#define TRIALS 10
#define SIZE 65536
int max_error = 3;
#include "common.h"
int subtest;
char *filename = "statvfs_test_XXXXXX";
static void create_file(void)
{
char buf[SIZE]={0};
char *p;
ssize_t ntowrite, nwritten;
int fd;
subtest = 2;
if ((fd = mkstemp(filename)) < 0) e(1);
ntowrite = SIZE;
p = &buf[0];
while (ntowrite > 0) {
if ((nwritten = write(fd, p, ntowrite)) < 0) e(2);
p += nwritten;
ntowrite -= nwritten;
}
if (close(fd) < 0) e(3);
}
int main(int argc, char *argv[])
{
struct statvfs stats;
unsigned long f_bsize, f_bsize_new;
unsigned long f_frsize, f_frsize_new;
fsblkcnt_t f_blocks, f_blocks_new;
fsblkcnt_t f_bfree, f_bfree_new;
fsblkcnt_t f_bavail, f_bavail_new;
fsfilcnt_t f_files, f_files_new;
fsfilcnt_t f_ffree, f_ffree_new;
fsfilcnt_t f_favail, f_favail_new;
unsigned long f_fsid, f_fsid_new;
unsigned long f_flag, f_flag_new;
unsigned long f_namemax, f_namemax_new;
int i;
start(55);
subtest = 1;
for(i = 0; i < TRIALS; i++) {
if (statvfs(".", &stats) < 0) e(1);
f_bsize = stats.f_bsize ;
f_frsize = stats.f_frsize ;
f_blocks = stats.f_blocks ;
f_bfree = stats.f_bfree ;
f_bavail = stats.f_bavail ;
f_files = stats.f_files ;
f_ffree = stats.f_ffree ;
f_favail = stats.f_favail ;
f_fsid = stats.f_fsid ;
f_flag = stats.f_flag ;
f_namemax = stats.f_namemax;
create_file();
if (statvfs(".", &stats) < 0) e(2);
if (unlink(filename) < 0) e(3);
f_bsize_new = stats.f_bsize ;
f_frsize_new = stats.f_frsize ;
f_blocks_new = stats.f_blocks ;
f_bfree_new = stats.f_bfree ;
f_bavail_new = stats.f_bavail ;
f_files_new = stats.f_files ;
f_ffree_new = stats.f_ffree ;
f_favail_new = stats.f_favail ;
f_fsid_new = stats.f_fsid ;
f_flag_new = stats.f_flag ;
f_namemax_new = stats.f_namemax;
if (!((f_bsize == f_bsize_new) &&
(f_frsize == f_frsize_new) &&
(f_blocks == f_blocks_new) &&
(f_bfree > f_bfree_new) &&
(f_bavail > f_bavail_new) &&
(f_files == f_files_new) &&
(f_ffree == f_ffree_new + 1) &&
(f_favail == f_favail_new + 1) &&
(f_fsid == f_fsid_new) &&
(f_flag == f_flag_new) &&
(f_namemax == f_namemax_new))) {
e(4);
}
}
quit();
return(-1);
}