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authorJakub Jelinek <jakub@redhat.com>2007-07-31 13:33:18 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-31 13:33:18 +0000
commit32c075e1f01849e161724bbd400ba77244e482cc (patch)
tree5f083a3f352104f32bb6c902d57fa3f294bd8d4d /io
parentd6220e9ee38c1c9285221b023346201ec5f511b3 (diff)
downloadglibc-32c075e1f01849e161724bbd400ba77244e482cc.zip
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Diffstat (limited to 'io')
-rw-r--r--io/Makefile17
-rw-r--r--io/bug-ftw5.c25
-rw-r--r--io/fstat.c12
-rw-r--r--io/fstat64.c9
-rw-r--r--io/fstatat.c9
-rw-r--r--io/fstatat64.c9
-rw-r--r--io/ftw.c28
-rw-r--r--io/lstat.c12
-rw-r--r--io/lstat64.c9
-rw-r--r--io/mknod.c12
-rw-r--r--io/mknodat.c10
-rw-r--r--io/stat.c12
-rw-r--r--io/stat64.c9
13 files changed, 141 insertions, 32 deletions
diff --git a/io/Makefile b/io/Makefile
index 18287b2..6623551 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1992-2002,2003,2005,2006 Free Software Foundation, Inc.
+# Copyright (C) 1992-2002,2003,2005,2006, 2007 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
@@ -66,7 +66,7 @@ tests := test-utime test-stat test-stat2 test-lfs tst-getcwd \
tst-openat tst-unlinkat tst-fstatat tst-futimesat \
tst-renameat tst-fchownat tst-fchmodat tst-faccessat \
tst-symlinkat tst-linkat tst-readlinkat tst-mkdirat \
- tst-mknodat tst-mkfifoat tst-ttyname_r
+ tst-mknodat tst-mkfifoat tst-ttyname_r bug-ftw5
distribute := ftwtest-sh
@@ -90,6 +90,19 @@ CFLAGS-posix_fallocate64.c = -fexceptions
CFLAGS-test-stat.c = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
CFLAGS-test-lfs.c = -D_LARGEFILE64_SOURCE
+ifeq (yes,$(have-protected))
+CFLAGS-stat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-lstat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-mknod.c = -DHAVE_DOT_HIDDEN
+CFLAGS-stat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-lstat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstatat.c = -DHAVE_DOT_HIDDEN
+CFLAGS-fstatat64.c = -DHAVE_DOT_HIDDEN
+CFLAGS-mknodat.c = -DHAVE_DOT_HIDDEN
+endif
+
test-stat2-ARGS = Makefile . $(objpfx)test-stat2
tst-statvfs-ARGS = $(objpfx)tst-statvfs tst-statvfs.c /tmp
diff --git a/io/bug-ftw5.c b/io/bug-ftw5.c
new file mode 100644
index 0000000..c1cd81d
--- /dev/null
+++ b/io/bug-ftw5.c
@@ -0,0 +1,25 @@
+#include <errno.h>
+#include <ftw.h>
+#include <stdio.h>
+
+static int
+fn (const char *file, const struct stat *sb, int flag, struct FTW *s)
+{
+ puts (file);
+ return FTW_STOP;
+}
+
+static int
+do_test (void)
+{
+ if (nftw ("/", fn, 0, FTW_CHDIR | FTW_ACTIONRETVAL) < 0)
+ {
+ printf ("nftw / FTW_CHDIR: %m\n");
+ return 1;
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/io/fstat.c b/io/fstat.c
index e2f9abd..0f95c1a 100644
--- a/io/fstat.c
+++ b/io/fstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2001 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
@@ -47,10 +47,16 @@
#undef fstat
#undef __fstat
int
-attribute_hidden
__fstat (int fd, struct stat *buf)
{
return __fxstat (_STAT_VER, fd, buf);
}
-weak_hidden_alias (__fstat, fstat)
+weak_alias (__fstat, fstat)
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstat");
+asm (".hidden\t__fstat");
+#endif
diff --git a/io/fstat64.c b/io/fstat64.c
index fe65544..79bd967 100644
--- a/io/fstat64.c
+++ b/io/fstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -46,8 +46,13 @@
#undef fstat64
int
-attribute_hidden
fstat64 (int fd, struct stat64 *buf)
{
return __fxstat64 (_STAT_VER, fd, buf);
}
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstat64");
+#endif
diff --git a/io/fstatat.c b/io/fstatat.c
index abf083c..1ac8059 100644
--- a/io/fstatat.c
+++ b/io/fstatat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 2005 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
@@ -46,8 +46,13 @@
#undef fstatat
int
-attribute_hidden
fstatat (int fd, const char *file, struct stat *buf, int flag)
{
return __fxstatat (_STAT_VER, fd, file, buf, flag);
}
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstatat");
+#endif
diff --git a/io/fstatat64.c b/io/fstatat64.c
index 6fdf709..a14b42d 100644
--- a/io/fstatat64.c
+++ b/io/fstatat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 2005 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
@@ -46,8 +46,13 @@
#undef fstatat64
int
-attribute_hidden
fstatat64 (int fd, const char *file, struct stat64 *buf, int flag)
{
return __fxstatat64 (_STAT_VER, fd, file, buf, flag);
}
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tfstatat64");
+#endif
diff --git a/io/ftw.c b/io/ftw.c
index 4138717..5495bc7 100644
--- a/io/ftw.c
+++ b/io/ftw.c
@@ -1,5 +1,5 @@
/* File tree walker functions.
- Copyright (C) 1996-2003, 2004, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1996-2003, 2004, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -348,8 +348,17 @@ open_dir_stream (int *dfdp, struct ftw_data *data, struct dir_data *dirp)
}
else
{
- const char *name = ((data->flags & FTW_CHDIR)
- ? data->dirbuf + data->ftw.base: data->dirbuf);
+ const char *name;
+
+ if (data->flags & FTW_CHDIR)
+ {
+ name = data->dirbuf + data->ftw.base;
+ if (name[0] == '\0')
+ name = ".";
+ }
+ else
+ name = data->dirbuf;
+
dirp->stream = __opendir (name);
}
@@ -721,9 +730,16 @@ ftw_startup (const char *dir, int is_nftw, void *func, int descriptors,
/* Get stat info for start directory. */
if (result == 0)
{
- const char *name = ((data.flags & FTW_CHDIR)
- ? data.dirbuf + data.ftw.base
- : data.dirbuf);
+ const char *name;
+
+ if (data.flags & FTW_CHDIR)
+ {
+ name = data.dirbuf + data.ftw.base;
+ if (name[0] == '\0')
+ name = ".";
+ }
+ else
+ name = data.dirbuf;
if (((flags & FTW_PHYS)
? LXSTAT (_STAT_VER, name, &st)
diff --git a/io/lstat.c b/io/lstat.c
index 620e478..c4d7abe 100644
--- a/io/lstat.c
+++ b/io/lstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -47,10 +47,16 @@
#undef lstat
#undef __lstat
int
-attribute_hidden
__lstat (const char *file, struct stat *buf)
{
return __lxstat (_STAT_VER, file, buf);
}
-weak_hidden_alias (__lstat, lstat)
+weak_alias (__lstat, lstat)
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tlstat");
+asm (".hidden\t__lstat");
+#endif
diff --git a/io/lstat64.c b/io/lstat64.c
index 3e4ba2d..8a994e4 100644
--- a/io/lstat64.c
+++ b/io/lstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -46,8 +46,13 @@
#undef lstat64
int
-attribute_hidden
lstat64 (const char *file, struct stat64 *buf)
{
return __lxstat64 (_STAT_VER, file, buf);
}
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tlstat64");
+#endif
diff --git a/io/mknod.c b/io/mknod.c
index cc5fd26..7d43593 100644
--- a/io/mknod.c
+++ b/io/mknod.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 2001 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
@@ -47,10 +47,16 @@
all callers. */
int
-attribute_hidden
__mknod (const char *path, mode_t mode, dev_t dev)
{
return __xmknod (_MKNOD_VER, path, mode, &dev);
}
-weak_hidden_alias (__mknod, mknod)
+weak_alias (__mknod, mknod)
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tmknod");
+asm (".hidden\t__mknod");
+#endif
diff --git a/io/mknodat.c b/io/mknodat.c
index b02ba69..ac515b5 100644
--- a/io/mknodat.c
+++ b/io/mknodat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 2001, 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 2001, 2005 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
@@ -47,8 +47,14 @@
all callers. */
int
-attribute_hidden
mknodat (int fd, const char *path, mode_t mode, dev_t dev)
{
return __xmknodat (_MKNOD_VER, fd, path, mode, &dev);
}
+
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tmknodat");
+#endif
diff --git a/io/stat.c b/io/stat.c
index 6f1c28f..6af6049 100644
--- a/io/stat.c
+++ b/io/stat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -46,10 +46,16 @@
#undef stat
int
-attribute_hidden
__stat (const char *file, struct stat *buf)
{
return __xstat (_STAT_VER, file, buf);
}
-weak_hidden_alias (__stat, stat)
+weak_alias (__stat, stat)
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tstat");
+asm (".hidden\t__stat");
+#endif
diff --git a/io/stat64.c b/io/stat64.c
index 14e036a..cadf1e1 100644
--- a/io/stat64.c
+++ b/io/stat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001 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
@@ -46,8 +46,13 @@
#undef stat64
int
-attribute_hidden
stat64 (const char *file, struct stat64 *buf)
{
return __xstat64 (_STAT_VER, file, buf);
}
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tstat64");
+#endif