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2002-06-21  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/getdents.c [__ASSUME_GETDENTS64_SYSCALL]
	(__GETDENTS): Check for failed getdents64 syscall.
	* dirent/Makefile (tests): Add bug-readdir1.
	* dirent/bug-readdir1.c: New file.
This commit is contained in:
Ulrich Drepper 2002-06-22 05:58:14 +00:00
parent bff334e090
commit 05ae4d6ad9
4 changed files with 50 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2002-06-21 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/getdents.c [__ASSUME_GETDENTS64_SYSCALL]
(__GETDENTS): Check for failed getdents64 syscall.
* dirent/Makefile (tests): Add bug-readdir1.
* dirent/bug-readdir1.c: New file.
2002-06-17 Jakub Jelinek <jakub@redhat.com> 2002-06-17 Jakub Jelinek <jakub@redhat.com>
* elf/dl-lookup.c (_dl_debug_bindings): Use type_class 4 for TLS * elf/dl-lookup.c (_dl_debug_bindings): Use type_class 4 for TLS

4
dirent/Makefile
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@ -1,4 +1,4 @@
# Copyright (C) 1991,92,93,94,95,96,97,98,99,2000 Free Software Foundation, Inc. # Copyright (C) 1991-2000, 2002 Free Software Foundation, Inc.
# This file is part of the GNU C Library. # This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or # The GNU C Library is free software; you can redistribute it and/or
@ -28,7 +28,7 @@ routines := opendir closedir readdir readdir_r rewinddir \
alphasort64 versionsort64 alphasort64 versionsort64
distribute := dirstream.h distribute := dirstream.h
tests := list tst-seekdir opendir-tst1 tests := list tst-seekdir opendir-tst1 bug-readdir1
include ../Rules include ../Rules

36
dirent/bug-readdir1.c Normal file
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@ -0,0 +1,36 @@
#include <dirent.h>
#include <errno.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
int
main (void)
{
DIR *dirp;
struct dirent* ent;
/* open a dir stream */
dirp = opendir ("/tmp");
if (dirp == NULL)
{
if (errno == ENOENT)
exit (0);
perror ("opendir");
exit (1);
}
/* close the dir stream, making it invalid */
if (closedir (dirp))
{
perror ("closedir");
exit (1);
}
ent = readdir (dirp);
return ent != NULL || errno != EBADF;
}

6
sysdeps/unix/sysv/linux/getdents.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1993,95,96,97,98,99,2000,2001 Free Software Foundation, Inc. /* Copyright (C) 1993, 1995-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -129,6 +129,10 @@ __GETDENTS (int fd, char *buf, size_t nbytes)
const size_t size_diff = (offsetof (struct kernel_dirent64, d_name) const size_t size_diff = (offsetof (struct kernel_dirent64, d_name)
- offsetof (DIRENT_TYPE, d_name)); - offsetof (DIRENT_TYPE, d_name));
/* Return the error if encountered. */
if (retval == -1)
return -1;
/* If the structure returned by the kernel is identical to what we /* If the structure returned by the kernel is identical to what we
need, don't do any conversions. */ need, don't do any conversions. */
if (offsetof (DIRENT_TYPE, d_name) if (offsetof (DIRENT_TYPE, d_name)