TEST(sys_statvfs, fstatvfs64) {
struct statvfs64 sb;
int fd = open("/proc", O_RDONLY);
ASSERT_EQ(0, fstatvfs64(fd, &sb));
close(fd);
Check(sb);
}
int
fstatfs64(int fd, struct statfs64 *buf)
{
int ret;
struct statvfs64 vbuf;
if ((ret = fstatvfs64(fd, &vbuf)) != -1)
cnvtvfs64(buf, &vbuf);
return (ret);
}
int archwriter_write_buffer(carchwriter *ai, struct s_writebuf *wb)
{
struct statvfs64 statvfsbuf;
char textbuf[128];
long lres;
assert(ai);
assert(wb);
if (wb->size == 0)
{ errprintf("wb->size=%ld\n", (long)wb->size);
return -1;
}
if ((lres=write(ai->archfd, (char*)wb->data, (long)wb->size))!=(long)wb->size)
{
errprintf("write(size=%ld) returned %ld\n", (long)wb->size, (long)lres);
if ((lres>0) && (lres < (long)wb->size)) // probably "no space left"
{
if (fstatvfs64(ai->archfd, &statvfsbuf)!=0)
{ sysprintf("fstatvfs(fd=%d) failed\n", ai->archfd);
return -1;
}
u64 freebytes = statvfsbuf.f_bfree * statvfsbuf.f_bsize;
errprintf("Can't write to the archive file. Space on device is %s. \n"
"If the archive is being written to a FAT filesystem, you may have reached \n"
"the maximum filesize that it can handle (in general 2 GB)\n",
format_size(freebytes, textbuf, sizeof(textbuf), 'h'));
werte_uebergeben (109,4);
return -1;
}
else // another error
{
sysprintf("write(size=%ld) failed\n", (long)wb->size);
return -1;
}
}
return 0;
}
