static void
prepare (void)
{
size_t test_dir_len = strlen (test_dir);
static const char dir_name[] = "/tst-pathconf.XXXXXX";
size_t dirbuflen = test_dir_len + sizeof (dir_name);
dirbuf = xmalloc (dirbuflen);
snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name);
if (mkdtemp (dirbuf) == NULL)
{
printf ("Cannot create temporary directory: %s\n", strerror (errno));
exit (1);
}
add_temp_file (dirbuf);
dir_fd = open (dirbuf, O_RDONLY);
if (dir_fd == -1)
{
printf ("Cannot open directory: %s\n", strerror (errno));
exit (1);
}
}
static void
prepare (int argc, char *argv[])
{
char *buf;
int off;
asprintf (&buf, "cp %s %n%s-copy", argv[0], &off, argv[0]);
if (buf == NULL)
{
puts ("asprintf failed");
exit (1);
}
if (system (buf) != 0)
{
puts ("system failed");
exit (1);
}
/* Make it not executable. */
copy = buf + off;
if (chmod (copy, 0666) != 0)
{
puts ("chmod failed");
exit (1);
}
add_temp_file (copy);
}
static void
prepare (void)
{
size_t test_dir_len = strlen (test_dir);
static const char dir_name[] = "/tst-mknodat.XXXXXX";
size_t dirbuflen = test_dir_len + sizeof (dir_name);
char *dirbuf = malloc (dirbuflen);
if (dirbuf == NULL)
{
puts ("out of memory");
exit (1);
}
snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name);
if (mkdtemp (dirbuf) == NULL)
{
puts ("cannot create temporary directory");
exit (1);
}
add_temp_file (dirbuf);
dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY);
if (dir_fd == -1)
{
puts ("cannot open directory");
exit (1);
}
}
/* We have a preparation function. */
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
name_len = strlen (test_dir);
name1 = xmalloc (name_len + sizeof ("/execXXXXXX"));
mempcpy (mempcpy (name1, test_dir, name_len),
"/execXXXXXX", sizeof ("/execXXXXXX"));
add_temp_file (name1);
name2 = xmalloc (name_len + sizeof ("/execXXXXXX"));
mempcpy (mempcpy (name2, test_dir, name_len),
"/execXXXXXX", sizeof ("/execXXXXXX"));
add_temp_file (name2);
}
/* Preparation. */
void
do_prepare (int argc, char *argv[])
{
char test_dir_len;
test_dir_len = strlen (test_dir);
/* Generate the circular symlinks. */
name1 = malloc (test_dir_len + sizeof ("/canonXXXXXX"));
mempcpy (mempcpy (name1, test_dir, test_dir_len),
"/canonXXXXXX", sizeof ("/canonXXXXXX"));
name2 = strdup (name1);
add_temp_file (mktemp (name1));
add_temp_file (mktemp (name2));
}
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
name_len = strlen (test_dir);
name = malloc (name_len + sizeof ("/fcntlXXXXXX"));
mempcpy (mempcpy (name, test_dir, name_len),
"/fcntlXXXXXX", sizeof ("/fcntlXXXXXX"));
add_temp_file (name);
}
static void
do_prepare (int argc, char *argv[])
{
size_t name_len;
name_len = strlen (test_dir);
name = malloc (name_len + sizeof ("/utmpXXXXXX"));
mempcpy (mempcpy (name, test_dir, name_len),
"/utmpXXXXXX", sizeof ("/utmpXXXXXX"));
add_temp_file (name);
/* Open our test file. */
fd = mkstemp (name);
if (fd == -1)
error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
}
static void
prepare (void)
{
fd = mkstemp (fname);
if (fd == -1)
{
printf ("mkstemp failed: %m\n");
exit (1);
}
add_temp_file (fname);
if (ftruncate (fd, 1000) < 0)
{
printf ("ftruncate failed: %m\n");
exit (1);
}
}
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
name_len = strlen (test_dir);
name = malloc (name_len + sizeof ("/fcntlXXXXXX"));
mempcpy (mempcpy (name, test_dir, name_len),
"/fcntlXXXXXX", sizeof ("/fcntlXXXXXX"));
/* Create the temporary file. */
fd = mkstemp (name);
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
exit (1);
}
add_temp_file (name);
}
static void
make_dir (const char *dirname)
{
char *name;
if (asprintf (&name, "%s/%s", fts_test_dir, dirname) < 0)
{
puts ("out of memory");
exit (1);
}
if (mkdir (name, 0700) < 0)
{
printf ("cannot create dir \"%s\": %m\n", name);
exit (1);
}
add_temp_file (name);
}
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
#define FNAME FNAME2(TRUNCATE)
#define FNAME2(s) "/" STRINGIFY(s) "XXXXXX"
name_len = strlen (test_dir);
name = malloc (name_len + sizeof (FNAME));
mempcpy (mempcpy (name, test_dir, name_len), FNAME, sizeof (FNAME));
add_temp_file (name);
/* Open our test file. */
fd = mkstemp (name);
if (fd == -1)
error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
}
static void
prepare (void)
{
#if _POSIX_CHOWN_RESTRICTED == 0
if (pathconf (test_dir, _PC_CHOWN_RESTRICTED) != 0)
#endif
{
uid_t uid = getuid ();
if (uid != 0)
{
puts ("need root privileges");
exit (0);
}
}
size_t test_dir_len = strlen (test_dir);
static const char dir_name[] = "/tst-fchownat.XXXXXX";
size_t dirbuflen = test_dir_len + sizeof (dir_name);
char *dirbuf = malloc (dirbuflen);
if (dirbuf == NULL)
{
puts ("out of memory");
exit (1);
}
snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name);
if (mkdtemp (dirbuf) == NULL)
{
puts ("cannot create temporary directory");
exit (1);
}
add_temp_file (dirbuf);
dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY);
if (dir_fd == -1)
{
puts ("cannot open directory");
exit (1);
}
}
static int
do_test (void)
{
char *dir = support_create_temp_directory ("tst-xreadlink-");
char *symlink_name = xasprintf ("%s/symlink", dir);
add_temp_file (symlink_name);
/* The limit 10000 is arbitrary and simply there to prevent an
attempt to exhaust all available disk space. */
for (int size = 1; size < 10000; ++size)
{
char *contents = xmalloc (size + 1);
for (int i = 0; i < size; ++i)
contents[i] = 'a' + (rand () % 26);
contents[size] = '\0';
if (symlink (contents, symlink_name) != 0)
{
if (errno == ENAMETOOLONG)
{
printf ("info: ENAMETOOLONG failure at %d bytes\n", size);
free (contents);
break;
}
FAIL_EXIT1 ("symlink (%d bytes): %m", size);
}
char *readlink_result = xreadlink (symlink_name);
TEST_VERIFY (strcmp (readlink_result, contents) == 0);
free (readlink_result);
xunlink (symlink_name);
free (contents);
}
/* Create an empty file to suppress the temporary file deletion
warning. */
xclose (xopen (symlink_name, O_WRONLY | O_CREAT, 0));
free (symlink_name);
free (dir);
return 0;
}
static void
make_file (const char *filename)
{
char *name;
if (asprintf (&name, "%s/%s", fts_test_dir, filename) < 0)
{
puts ("out of memory");
exit (1);
}
int fd = open (name, O_WRONLY | O_CREAT | O_EXCL, 0600);
if (fd < 0)
{
printf ("cannot create file \"%s\": %m\n", name);
exit (1);
}
close (fd);
add_temp_file (name);
}
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
struct rlimit64 rlim;
name_len = strlen (test_dir);
name = malloc (name_len + sizeof ("/lfsXXXXXX"));
mempcpy (mempcpy (name, test_dir, name_len),
"/lfsXXXXXX", sizeof ("/lfsXXXXXX"));
add_temp_file (name);
/* Open our test file. */
fd = mkstemp64 (name);
if (fd == -1)
{
if (errno == ENOSYS)
{
/* Fail silently. */
error (0, 0, "open64 is not supported");
exit (EXIT_SUCCESS);
}
else
error (EXIT_FAILURE, errno, "cannot create temporary file");
}
if (getrlimit64 (RLIMIT_FSIZE, &rlim) != 0)
{
error (0, errno, "cannot get resource limit");
exit (0);
}
if (rlim.rlim_cur < TWO_GB + 200)
{
rlim.rlim_cur = TWO_GB + 200;
if (setrlimit64 (RLIMIT_FSIZE, &rlim) != 0)
{
error (0, errno, "cannot reset file size limits");
exit (0);
}
}
}
void
do_prepare (int argc, char *argv[])
{
size_t name_len;
name_len = strlen (test_dir);
name = malloc (name_len + sizeof ("/aioXXXXXX"));
mempcpy (mempcpy (name, test_dir, name_len),
"/aioXXXXXX", sizeof ("/aioXXXXXX"));
add_temp_file (name);
/* Open our test file. */
fd = mkstemp (name);
if (fd == -1)
error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
int sz = set_o_direct (fd);
if (sz != -1)
{
blksz = sz;
printf ("Using O_DIRECT with block size %d\n", blksz);
}
}
static int
do_test (void)
{
char *buf;
int fd;
FILE *fp;
int ch;
struct stat st1;
struct stat st2;
buf = (char *) malloc (strlen (test_dir) + sizeof "/tst-atime.XXXXXX");
if (buf == NULL)
{
printf ("cannot allocate memory: %m\n");
return 1;
}
stpcpy (stpcpy (buf, test_dir), "/tst-atime.XXXXXX");
fd = mkstemp (buf);
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
return 1;
}
#ifdef ST_NOATIME
/* Make sure the filesystem doesn't have the noatime option set. If
statvfs is not available just continue. */
struct statvfs sv;
int e = fstatvfs (fd, &sv);
if (e != ENOSYS)
{
if (e != 0)
{
printf ("cannot statvfs '%s': %m\n", buf);
return 1;
}
if ((sv.f_flag & ST_NOATIME) != 0)
{
puts ("Bah! The filesystem is mounted with noatime");
return 0;
}
}
#endif
/* Make sure it gets removed. */
add_temp_file (buf);
if (write (fd, "some string\n", 12) != 12)
{
printf ("cannot write temporary file: %m\n");
return 1;
}
if (lseek (fd, 0, SEEK_SET) == (off_t) -1)
{
printf ("cannot reposition temporary file: %m\n");
return 1;
}
fp = fdopen (fd, "r");
if (fp == NULL)
{
printf ("cannot create stream: %m\n");
return 1;
}
if (fstat (fd, &st1) == -1)
{
printf ("first stat failed: %m\n");
return 1;
}
sleep (2);
ch = fgetc (fp);
if (ch != 's')
{
printf ("did not read correct character: got '%c', expected 's'\n", ch);
return 1;
}
if (fstat (fd, &st2) == -1)
{
printf ("second stat failed: %m\n");
return 1;
}
if (st1.st_atime > st2.st_atime)
{
puts ("second atime smaller");
return 1;
}
else if (st1.st_atime == st2.st_atime)
{
puts ("atime has not changed");
return 1;
}
fclose (fp);
return 0;
}
static int
do_test (void)
{
size_t i;
wint_t wc;
FILE *fp;
int fd;
fname = (char *) malloc (strlen (test_dir) + sizeof "/bug-ungetwc2.XXXXXX");
if (fname == NULL)
{
puts ("no memory");
return 1;
}
strcpy (stpcpy (fname, test_dir), "/bug-ungetwc2.XXXXXX");
fd = mkstemp (fname);
if (fd == -1)
{
printf ("cannot open temporary file: %m\n");
return 1;
}
add_temp_file (fname);
printf ("\nNote: This program runs on %s locale.\n\n", test_locale);
if (setlocale (LC_ALL, test_locale) == NULL)
{
fprintf (stderr, "Cannot use `%s' locale.\n", test_locale);
exit (EXIT_FAILURE);
}
/* Output to the file. */
if ((fp = fdopen (fd, "w")) == NULL)
{
setlocale (LC_ALL, "C");
fprintf (stderr, "Cannot make `%s' file.\n", fname);
exit (EXIT_FAILURE);
}
fprintf (fp, "%ls", write_wchars);
fclose (fp);
/* Read from the file. */
fp = fopen (fname, "r");
if (fp == NULL)
{
setlocale (LC_ALL, "C");
error (EXIT_FAILURE, errno, "cannot open %s", fname);
}
printf ("%s is opened.\n", fname);
for (i = 0; i < last_pos; i++)
{
wc = getwc (fp);
printf ("> `%lc' is gotten.\n", wc);
}
/* Unget a wide character. */
ungetwc (unget_wchar, fp);
printf ("< `%lc' is ungotten.\n", unget_wchar);
/* Reget the wide character. */
wc = getwc (fp);
printf ("> `%lc' is regotten.\n", wc);
fflush (stdout);
fclose (fp);
return 0;
}
int
do_test (void)
{
const wchar_t str[] = L"This is a test of putwc\n";
wchar_t buf[100];
size_t n = 0;
FILE *fp;
int res = 0;
add_temp_file (outname);
fp = fopen (outname, "w+");
if (fp == NULL)
error (EXIT_FAILURE, errno, "cannot open temporary file");
for (n = 0; str[n] != L'\0'; ++n)
putwc (str[n], fp);
/* First try reading after rewinding. */
rewind (fp);
wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
n = 0;
while (! feof (fp) && n < sizeof (buf) - 1)
{
buf[n] = getwc (fp);
if (buf[n] == WEOF)
break;
++n;
}
buf[n] = L'\0';
if (wcscmp (buf, L"This is a test of putwc\n") != 0)
{
puts ("first comparison failed");
res = 1;
}
/* Now close the file, open it again, and read again. */
if (fclose (fp) != 0)
{
printf ("failure during fclose: %m\n");
res = 1;
}
fp = fopen (outname, "r");
if (fp == NULL)
{
printf ("cannot reopen file: %m\n");
return 1;
}
/* We can remove the file now. */
remove (outname);
wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
n = 0;
while (! feof (fp) && n < sizeof (buf) - 1)
{
buf[n] = getwc (fp);
if (buf[n] == WEOF)
break;
++n;
}
buf[n] = L'\0';
if (wcscmp (buf, L"This is a test of putwc\n") != 0)
{
puts ("second comparison failed");
res = 1;
}
if (fclose (fp) != 0)
{
printf ("failure during fclose: %m\n");
res = 1;
}
/* Next test: write a bit more than a few bytes. */
fp = fopen (outname, "w");
if (fp == NULL)
error (EXIT_FAILURE, errno, "cannot open temporary file");
for (n = 0; n < 4098; ++n)
putwc (n & 255, fp);
fclose (fp);
return res;
}