/* Tests of fseek and fseeko.
- Copyright (C) 2000 Free Software Foundation, Inc.
+ Copyright (C) 2000-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
#include <error.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
+#include <time.h>
#include <sys/stat.h>
-int
-main (void)
+static int
+do_test (void)
{
const char *tmpdir;
char *fname;
if (fwrite (outstr, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("write error");
+ printf ("%d: write error\n", __LINE__);
result = 1;
goto out;
}
/* The EOF flag must be reset. */
if (fgetc (fp) != EOF)
{
- puts ("managed to read at end of file");
+ printf ("%d: managed to read at end of file\n", __LINE__);
result = 1;
}
else if (! feof (fp))
{
- puts ("EOF flag not set");
+ printf ("%d: EOF flag not set\n", __LINE__);
result = 1;
}
if (fseek (fp, 0, SEEK_CUR) != 0)
{
- puts ("fseek(fp, 0, SEEK_CUR) failed");
+ printf ("%d: fseek(fp, 0, SEEK_CUR) failed\n", __LINE__);
result = 1;
}
else if (feof (fp))
{
- puts ("fseek() didn't reset EOF flag");
+ printf ("%d: fseek() didn't reset EOF flag\n", __LINE__);
result = 1;
}
/* Do the same for fseeko(). */
-#ifdef USE_IN_LIBIO
if (fgetc (fp) != EOF)
{
- puts ("managed to read at end of file");
+ printf ("%d: managed to read at end of file\n", __LINE__);
result = 1;
}
else if (! feof (fp))
{
- puts ("EOF flag not set");
+ printf ("%d: EOF flag not set\n", __LINE__);
result = 1;
}
if (fseeko (fp, 0, SEEK_CUR) != 0)
{
- puts ("fseek(fp, 0, SEEK_CUR) failed");
+ printf ("%d: fseek(fp, 0, SEEK_CUR) failed\n", __LINE__);
result = 1;
}
else if (feof (fp))
{
- puts ("fseek() didn't reset EOF flag");
+ printf ("%d: fseek() didn't reset EOF flag\n", __LINE__);
result = 1;
}
-#endif
/* Go back to the beginning of the file: absolute. */
if (fseek (fp, 0, SEEK_SET) != 0)
{
- puts ("fseek(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseek(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseek(,,SEEK_SET) wrong");
+ printf ("%d: content after fseek(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#ifdef USE_IN_LIBIO
/* Now with fseeko. */
if (fseeko (fp, 0, SEEK_SET) != 0)
{
- puts ("fseeko(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseeko(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseeko(,,SEEK_SET) wrong");
+ printf ("%d: content after fseeko(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#endif
/* Go back to the beginning of the file: relative. */
- if (fseek (fp, -(sizeof (outstr) - 1), SEEK_CUR) != 0)
+ if (fseek (fp, -((int) sizeof (outstr) - 1), SEEK_CUR) != 0)
{
- puts ("fseek(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseek(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseek(,,SEEK_SET) wrong");
+ printf ("%d: content after fseek(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#ifdef USE_IN_LIBIO
/* Now with fseeko. */
- if (fseeko (fp, -(sizeof (outstr) - 1), SEEK_CUR) != 0)
+ if (fseeko (fp, -((int) sizeof (outstr) - 1), SEEK_CUR) != 0)
{
- puts ("fseeko(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseeko(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseeko(,,SEEK_SET) wrong");
+ printf ("%d: content after fseeko(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#endif
/* Go back to the beginning of the file: from the end. */
- if (fseek (fp, -(sizeof (outstr) - 1), SEEK_END) != 0)
+ if (fseek (fp, -((int) sizeof (outstr) - 1), SEEK_END) != 0)
{
- puts ("fseek(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseek(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseek(,,SEEK_SET) wrong");
+ printf ("%d: content after fseek(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#ifdef USE_IN_LIBIO
/* Now with fseeko. */
- if (fseeko (fp, -(sizeof (outstr) - 1), SEEK_END) != 0)
+ if (fseeko (fp, -((int) sizeof (outstr) - 1), SEEK_END) != 0)
{
- puts ("fseeko(fp, 0, SEEK_SET) failed");
+ printf ("%d: fseeko(fp, 0, SEEK_SET) failed\n", __LINE__);
result = 1;
}
else if (fflush (fp) != 0)
{
- puts ("fflush() failed");
+ printf ("%d: fflush() failed\n", __LINE__);
result = 1;
}
else if (lseek (fd, 0, SEEK_CUR) != 0)
{
- puts ("lseek() returned different position");
+ printf ("%d: lseek() returned different position\n", __LINE__);
result = 1;
}
else if (fread (buf, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("fread() failed");
+ printf ("%d: fread() failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0)
{
- puts ("content after fseeko(,,SEEK_SET) wrong");
+ printf ("%d: content after fseeko(,,SEEK_SET) wrong\n", __LINE__);
result = 1;
}
-#endif
if (fwrite (outstr, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("write error 2");
+ printf ("%d: write error 2\n", __LINE__);
result = 1;
goto out;
}
if (fwrite (outstr, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("write error 3");
+ printf ("%d: write error 3\n", __LINE__);
result = 1;
goto out;
}
if (fwrite (outstr, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("write error 4");
+ printf ("%d: write error 4\n", __LINE__);
result = 1;
goto out;
}
if (fwrite (outstr, sizeof (outstr) - 1, 1, fp) != 1)
{
- puts ("write error 5");
+ printf ("%d: write error 5\n", __LINE__);
result = 1;
goto out;
}
if (fputc ('1', fp) == EOF || fputc ('2', fp) == EOF)
{
- puts ("cannot add characters at the end");
+ printf ("%d: cannot add characters at the end\n", __LINE__);
result = 1;
goto out;
}
/* Check the access time. */
if (fstat64 (fd, &st1) < 0)
{
- puts ("fstat64() before fseeko() failed\n");
+ printf ("%d: fstat64() before fseeko() failed\n\n", __LINE__);
result = 1;
}
else
if (fseek (fp, -(2 + 2 * (sizeof (outstr) - 1)), SEEK_CUR) != 0)
{
- puts ("fseek() after write characters failed");
+ printf ("%d: fseek() after write characters failed\n", __LINE__);
result = 1;
goto out;
}
if (fstat64 (fd, &st2) < 0)
{
- puts ("fstat64() after fseeko() failed\n");
+ printf ("%d: fstat64() after fseeko() failed\n\n", __LINE__);
result = 1;
}
if (st1.st_ctime >= t)
{
- puts ("st_ctime not updated");
+ printf ("%d: st_ctime not updated\n", __LINE__);
result = 1;
}
if (st1.st_mtime >= t)
{
- puts ("st_mtime not updated");
+ printf ("%d: st_mtime not updated\n", __LINE__);
result = 1;
}
if (st1.st_ctime >= st2.st_ctime)
{
- puts ("st_ctime not changed");
+ printf ("%d: st_ctime not changed\n", __LINE__);
result = 1;
}
if (st1.st_mtime >= st2.st_mtime)
{
- puts ("st_mtime not changed");
+ printf ("%d: st_mtime not changed\n", __LINE__);
result = 1;
}
}
if (fread (buf, 1, 2 + 2 * (sizeof (outstr) - 1), fp)
!= 2 + 2 * (sizeof (outstr) - 1))
{
- puts ("reading 2 records plus bits failed");
+ printf ("%d: reading 2 records plus bits failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0
|| buf[2 * (sizeof (outstr) - 1)] != '1'
|| buf[2 * (sizeof (outstr) - 1) + 1] != '2')
{
- puts ("reading records failed");
+ printf ("%d: reading records failed\n", __LINE__);
result = 1;
}
else if (ungetc ('9', fp) == EOF)
{
- puts ("ungetc() failed");
+ printf ("%d: ungetc() failed\n", __LINE__);
result = 1;
}
else if (fseek (fp, -(2 + 2 * (sizeof (outstr) - 1)), SEEK_END) != 0)
{
- puts ("fseek after ungetc failed");
+ printf ("%d: fseek after ungetc failed\n", __LINE__);
result = 1;
}
else if (fread (buf, 1, 2 + 2 * (sizeof (outstr) - 1), fp)
!= 2 + 2 * (sizeof (outstr) - 1))
{
- puts ("reading 2 records plus bits failed");
+ printf ("%d: reading 2 records plus bits failed\n", __LINE__);
result = 1;
}
else if (memcmp (buf, outstr, sizeof (outstr) - 1) != 0
sizeof (outstr) - 1) != 0
|| buf[2 * (sizeof (outstr) - 1)] != '1')
{
- puts ("reading records for the second time failed");
+ printf ("%d: reading records for the second time failed\n", __LINE__);
result = 1;
}
else if (buf[2 * (sizeof (outstr) - 1) + 1] == '9')
{
- puts ("unget character not ignored");
+ printf ("%d: unget character not ignored\n", __LINE__);
result = 1;
}
else if (buf[2 * (sizeof (outstr) - 1) + 1] != '2')
{
- puts ("unget somehow changed character");
+ printf ("%d: unget somehow changed character\n", __LINE__);
result = 1;
}
+ fclose (fp);
+
+ fp = fopen (fname, "r");
+ if (fp == NULL)
+ {
+ printf ("%d: fopen() failed\n\n", __LINE__);
+ result = 1;
+ }
+ else if (fstat64 (fileno (fp), &st1) < 0)
+ {
+ printf ("%d: fstat64() before fseeko() failed\n\n", __LINE__);
+ result = 1;
+ }
+ else if (fseeko (fp, 0, SEEK_END) != 0)
+ {
+ printf ("%d: fseeko(fp, 0, SEEK_END) failed\n", __LINE__);
+ result = 1;
+ }
+ else if (ftello (fp) != st1.st_size)
+ {
+ printf ("%d: fstat64 st_size %zd ftello %zd\n", __LINE__,
+ (size_t) st1.st_size, (size_t) ftello (fp));
+ result = 1;
+ }
+ else
+ printf ("%d: SEEK_END works\n", __LINE__);
+ if (fp != NULL)
+ fclose (fp);
+
+ fp = fopen (fname, "r");
+ if (fp == NULL)
+ {
+ printf ("%d: fopen() failed\n\n", __LINE__);
+ result = 1;
+ }
+ else if (fstat64 (fileno (fp), &st1) < 0)
+ {
+ printf ("%d: fstat64() before fgetc() failed\n\n", __LINE__);
+ result = 1;
+ }
+ else if (fgetc (fp) == EOF)
+ {
+ printf ("%d: fgetc() before fseeko() failed\n\n", __LINE__);
+ result = 1;
+ }
+ else if (fseeko (fp, 0, SEEK_END) != 0)
+ {
+ printf ("%d: fseeko(fp, 0, SEEK_END) failed\n", __LINE__);
+ result = 1;
+ }
+ else if (ftello (fp) != st1.st_size)
+ {
+ printf ("%d: fstat64 st_size %zd ftello %zd\n", __LINE__,
+ (size_t) st1.st_size, (size_t) ftello (fp));
+ result = 1;
+ }
+ else
+ printf ("%d: SEEK_END works\n", __LINE__);
+ if (fp != NULL)
+ fclose (fp);
+
out:
unlink (fname);
return result;
}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
projects / thirdparty / glibc.git / blobdiff