affected by DF_BLOCK_SIZE, BLOCK_SIZE, or BLOCKSIZE.
* src/df.c (main): Implement this.
+2007-02-27 Jim Meyering <jim@meyering.net>
+
+ Add a test for the above.
+ * tests/misc/df-P: New file.
+ * tests/misc/Makefile.am (TESTS): Add df-P.
+
2007-02-25 Jim Meyering <jim@meyering.net>
* Makefile.maint (announcement): Adjust so that it works with
--- /dev/null
+#!/bin/sh
+# Ensure that df -P is not affected by BLOCK_SIZE settings
+
+# Copyright (C) 2007 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 2 of the License, 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+if test "$VERBOSE" = yes; then
+ set -x
+ df --version
+fi
+
+. $srcdir/../envvar-check
+. $srcdir/../lang-default
+
+pwd=`pwd`
+t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
+trap 'status=$?; cd "$pwd" && chmod -R u+rwx $t0 && rm -rf $t0 && exit $status' 0
+trap '(exit $?); exit $?' 1 2 13 15
+
+framework_failure=0
+mkdir -p $tmp || framework_failure=1
+cd $tmp || framework_failure=1
+
+if test $framework_failure = 1; then
+ echo "$0: failure in testing framework" 1>&2
+ (exit 1); exit 1
+fi
+
+fail=0
+
+ df -P . > t1 || fail=1
+BLOCK_SIZE=1M df -P . > t2 || fail=1
+
+# Since disk utilization may be changing, compare only df's header line.
+# That records the block size. E.g., for "1M", it would be:
+# Filesystem 1048576-blocks Used Available Capacity Mounted on
+# while for 1K, it would be
+# Filesystem 1024-blocks Used Available Capacity Mounted on
+
+head -n1 t1 > exp || fail=1
+head -n1 t2 > out || fail=1
+
+cmp out exp || fail=1
+test $fail = 1 && diff out exp 2> /dev/null
+
+(exit $fail); exit $fail