commit a3f1d933cc5e61037100f5e60eac45764b8b4b50
Author: Sergey Poznyakoff <gray@gnu.org.ua>
Date:   Thu Mar 11 12:19:32 2010 +0200

    Bugfix.
    
    * src/names.c (collect_and_sort_names): Initialize prev_name.
    Reported by Dmitry V. Levin.

diff --git a/src/names.c b/src/names.c
index 1146020..ea2ce76 100644
--- a/src/names.c
+++ b/src/names.c
@@ -871,7 +871,7 @@ void
 collect_and_sort_names (void)
 {
   struct name *name;
-  struct name *next_name, *prev_name;
+  struct name *next_name, *prev_name = NULL;
   int num_names;
   struct stat statbuf;
   Hash_table *nametab;
commit 67b4f3519d838c6f16f5b6b63c0b9b8669fb3dd9
Author: Sergey Poznyakoff <gray@gnu.org.ua>
Date:   Fri Mar 12 09:48:46 2010 +0200

    Bugfixes.
    
    * src/buffer.c (check_label_pattern): Initialize result.
    * tests/remfiles01.at: Skip if run with root privileges.

diff --git a/src/buffer.c b/src/buffer.c
index 8e1bb9b..dfc8456 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1374,7 +1374,7 @@ static bool
 check_label_pattern (const char *label)
 {
   char *string;
-  bool result;
+  bool result = false;
 
   if (fnmatch (volume_label_option, label, 0) == 0)
     return true;
diff --git a/tests/remfiles01.at b/tests/remfiles01.at
index 940fd95..73752b4 100644
--- a/tests/remfiles01.at
+++ b/tests/remfiles01.at
@@ -30,6 +30,7 @@ AT_KEYWORDS([create remove-files remfiles01 gzip])
 
 unset TAR_OPTIONS
 AT_CHECK([
+AT_UNPRIVILEGED_PREREQ
 AT_GZIP_PREREQ
 AT_SORT_PREREQ
 
commit 340dbf5aabfee4e1e657f8ebf202a2fee1750a63
Author: Sergey Poznyakoff <gray@gnu.org.ua>
Date:   Sat Mar 20 13:14:31 2010 +0200

    Fix undesired error exit on receiving SIGPIPE.
    
    * src/tar.c: Do not ignore SIGPIPE.
    * tests/sigpipe.at: New testcase.
    * tests/Makefile.am, tests/testsuite.at: Add sigpipe.at
    * tests/remfiles01.at: Fix error code expectation.
    * NEWS: Update.

diff --git a/src/tar.c b/src/tar.c
index e3fdf7b..b127963 100644
--- a/src/tar.c
+++ b/src/tar.c
@@ -2570,8 +2570,6 @@ main (int argc, char **argv)
 
   obstack_init (&argv_stk);
 
-  /* Ensure default behavior for some signals */
-  signal (SIGPIPE, SIG_IGN);
   /* System V fork+wait does not work if SIGCHLD is ignored.  */
   signal (SIGCHLD, SIG_DFL);
 
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 8f16244..31811b0 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -127,6 +127,7 @@ TESTSUITE_AT = \
  shortfile.at\
  shortupd.at\
  shortrec.at\
+ sigpipe.at\
  sparse01.at\
  sparse02.at\
  sparse03.at\
diff --git a/tests/remfiles01.at b/tests/remfiles01.at
index 73752b4..86b5c03 100644
--- a/tests/remfiles01.at
+++ b/tests/remfiles01.at
@@ -52,7 +52,9 @@ EC=$?
 sed -n '/(child)/p' err >&2
 rm err
 find . | sort
-exit $EC
+# Gzip exit code is propagated to the shell. Usually it is
+# 141.  We convert all non-zero exits to 2 to make it predictable.
+test $EC && exit 2
 ],
 [2],
 [.
diff --git a/tests/sigpipe.at b/tests/sigpipe.at
new file mode 100644
index 0000000..9edca77
--- /dev/null
+++ b/tests/sigpipe.at
@@ -0,0 +1,39 @@
+# Process this file with autom4te to create testsuite. -*- Autotest -*-
+
+# Test suite for GNU tar.
+# Copyright (C) 2010 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+
+# This program 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 General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+AT_SETUP([sigpipe handling])
+AT_KEYWORDS([sigpipe])
+
+# Description: Tar 1.23 ignored sigpipe which lead to spurious "write
+# error" diagnostics when piping output to another programs.
+# Reported-by: "Dmitry V. Levin" <ldv@altlinux.org>
+# References: http://lists.gnu.org/archive/html/bug-tar/2010-03/msg00039.html
+#             <20100319184141.GC30047@wo.int.altlinux.org>
+
+AT_CHECK([
+genfile --length 2048 --file first
+genfile --length 2048 --file second
+genfile --length 2049 --file third
+
+tar cf archive first second third
+
+tar tf archive | :
+],
+[0])
+
+AT_CLEANUP
diff --git a/tests/testsuite.at b/tests/testsuite.at
index 3e75ed8..9205d52 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -231,6 +231,8 @@ m4_include([remfiles01.at])
 m4_include([remfiles02.at])
 m4_include([remfiles03.at])
 
+m4_include([sigpipe.at])
+
 m4_include([star/gtarfail.at])
 m4_include([star/gtarfail2.at])
 
commit 40dea1ae7fc892a54eae2efd30ddd8559c697525
Author: Sergey Poznyakoff <gray@gnu.org.ua>
Date:   Sat Mar 27 22:24:19 2010 +0200

    Fix coredump.
    
    * src/names.c (collect_and_sort_names): Remove
    entry from the table before freeing it.

diff --git a/src/names.c b/src/names.c
index 2beaf3e..a3c6f58 100644
--- a/src/names.c
+++ b/src/names.c
@@ -986,6 +986,7 @@ collect_and_sort_names (void)
 		{
 		  if (p->child)
 		    rebase_child_list (p->child, name);
+		  hash_delete (nametab, name);
 		  /* FIXME: remove_directory (p->caname); ? */
 		  remname (p);
 		  free_name (p);