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authorUlrich Drepper <drepper@redhat.com>2001-01-05 18:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2001-01-05 18:10:10 +0000
commit25f227b924443a71ee2e15eff342871864b05d01 (patch)
tree1e55d7ca3743b0ed5eb62e8a9ecabae47d53dcea /io
parent155fd00c743bd428a78ed66c3743bc9f8b4a13b1 (diff)
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Update.
* io/ftw.c (ftw_dir): Don't add a second slash at the beginning for searches from the root directory. Reported by loris <loris@iol.it> [PR libc/1991]. * io/Makefile (tests): Add bug-ftw1. * io/bug-ftw1.c: New file.
Diffstat (limited to 'io')
-rw-r--r--io/Makefile4
-rw-r--r--io/bug-ftw1.c78
-rw-r--r--io/ftw.c7
3 files changed, 85 insertions, 4 deletions
diff --git a/io/Makefile b/io/Makefile
index bec1549..b1bc32d 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1992-1999, 2000 Free Software Foundation, Inc.
+# Copyright (C) 1992-1999, 2000, 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
@@ -56,7 +56,7 @@ static-only-routines = stat fstat lstat mknod stat64 fstat64 lstat64
others := pwd
test-srcs := ftwtest
tests := test-utime test-stat test-stat2 test-lfs tst-getcwd \
- tst-fcntl
+ tst-fcntl bug-ftw1
distribute := ftwtest-sh
diff --git a/io/bug-ftw1.c b/io/bug-ftw1.c
new file mode 100644
index 0000000..082f6fc
--- /dev/null
+++ b/io/bug-ftw1.c
@@ -0,0 +1,78 @@
+/* Test for ftw function searching in root directory.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <ftw.h>
+#include <mcheck.h>
+#include <stdio.h>
+#include <string.h>
+
+
+int result;
+int cnt;
+int sawroot;
+
+
+static int
+callback (const char *fname, const struct stat *st, int flag)
+{
+ if (++cnt >= 10)
+ return 1;
+
+ printf ("%d: \"%s\" -> ", cnt, fname);
+ if (strcmp (fname, "/") == 0 && sawroot)
+ {
+ puts ("root directory reported twice");
+ result = 1;
+ }
+ else if (fname[0] != '/')
+ {
+ puts ("missing '/' as first character");
+ result = 1;
+ }
+ else if (fname[1] == '/')
+ {
+ puts ("double '/' at beginning");
+ result = 1;
+ }
+ else
+ {
+ puts ("OK");
+ sawroot |= strcmp (fname, "/") == 0;
+ }
+
+ return 0;
+}
+
+
+int
+main (void)
+{
+ mtrace ();
+
+ ftw ("/", callback, 10);
+
+ if (! sawroot)
+ {
+ puts ("root directory wasn't reported");
+ result = 1;
+ }
+
+ return result;
+}
diff --git a/io/ftw.c b/io/ftw.c
index 01abb63..18b6051 100644
--- a/io/ftw.c
+++ b/io/ftw.c
@@ -1,5 +1,5 @@
/* File tree walker functions.
- Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -396,7 +396,10 @@ ftw_dir (struct ftw_data *data, struct STAT *st)
/* Next, update the `struct FTW' information. */
++data->ftw.level;
startp = strchr (data->dirbuf, '\0');
- *startp++ = '/';
+ /* There always must be a directory name. */
+ assert (startp != data->dirbuf);
+ if (startp != data->dirbuf + 1)
+ *startp++ = '/';
data->ftw.base = startp - data->dirbuf;
while (dir.stream != NULL && (d = READDIR (dir.stream)) != NULL)