mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
/* Copyright (C) 1991, 1992, 1996, 1997 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
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. */
|
|
|
|
#include <stdio.h>
|
|
|
|
#define TESTFILE "/tmp/test.dat"
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
FILE *fp;
|
|
int i, j;
|
|
|
|
puts ("\nFile seek test");
|
|
fp = fopen (TESTFILE, "w");
|
|
if (fp == NULL)
|
|
{
|
|
perror (TESTFILE);
|
|
return 1;
|
|
}
|
|
|
|
for (i = 0; i < 256; i++)
|
|
putc (i, fp);
|
|
if (freopen (TESTFILE, "r", fp) != fp)
|
|
{
|
|
perror ("Cannot open file for reading");
|
|
return 1;
|
|
}
|
|
|
|
for (i = 1; i <= 255; i++)
|
|
{
|
|
printf ("%3d\n", i);
|
|
fseek (fp, (long) -i, SEEK_END);
|
|
if ((j = getc (fp)) != 256 - i)
|
|
{
|
|
printf ("SEEK_END failed %d\n", j);
|
|
break;
|
|
}
|
|
if (fseek (fp, (long) i, SEEK_SET))
|
|
{
|
|
puts ("Cannot SEEK_SET");
|
|
break;
|
|
}
|
|
if ((j = getc (fp)) != i)
|
|
{
|
|
printf ("SEEK_SET failed %d\n", j);
|
|
break;
|
|
}
|
|
if (fseek (fp, (long) i, SEEK_SET))
|
|
{
|
|
puts ("Cannot SEEK_SET");
|
|
break;
|
|
}
|
|
if (fseek (fp, (long) (i >= 128 ? -128 : 128), SEEK_CUR))
|
|
{
|
|
puts ("Cannot SEEK_CUR");
|
|
break;
|
|
}
|
|
if ((j = getc (fp)) != (i >= 128 ? i - 128 : i + 128))
|
|
{
|
|
printf ("SEEK_CUR failed %d\n", j);
|
|
break;
|
|
}
|
|
}
|
|
fclose (fp);
|
|
remove (TESTFILE);
|
|
|
|
puts ((i > 255) ? "Test succeeded." : "Test FAILED!");
|
|
return (i > 255) ? 0 : 1;
|
|
}
|