diff options
Diffstat (limited to 'tests/misc/pwd-long')
-rwxr-xr-x | tests/misc/pwd-long | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/tests/misc/pwd-long b/tests/misc/pwd-long deleted file mode 100755 index 051509a7d..000000000 --- a/tests/misc/pwd-long +++ /dev/null @@ -1,124 +0,0 @@ -#!/bin/sh -# -*- perl -*- -# Ensure that pwd works even when run from a very deep directory. - -# Copyright (C) 2006-2012 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 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, see <http://www.gnu.org/licenses/>. - -. "${srcdir=.}/init.sh"; path_prepend_ ../src -print_ver_ pwd - -require_readable_root_ -require_perl_ - -ARGV_0=$0 -export ARGV_0 - -# Don't use CuTmpdir here, since File::Temp's use of rmtree can't -# remove the deep tree we create. -$PERL -Tw -I"$abs_srcdir" -MCuSkip -- - <<\EOF - -# Show that pwd works even when the length of the resulting -# directory name is longer than PATH_MAX. -use strict; - -(my $ME = $ENV{ARGV_0}) =~ s|.*/||; - -sub normalize_to_cwd_relative ($$$) -{ - my ($dir, $dev, $ino) = @_; - my $slash = -1; - my $next_slash; - while (1) - { - $slash = index $dir, '/', $slash + 1; - $slash <= -1 - and die "$ME: $dir does not contain old CWD\n"; - my $dir_prefix = $slash ? substr ($dir, 0, $slash) : '/'; - my ($d, $i) = (stat $dir_prefix)[0, 1]; - defined $d && defined $i - or die "$ME: $dir_prefix: stat failed: $!\n"; - $d eq $dev && $i eq $ino - and return substr $dir, $slash + 1; - } -} - -# Set up a safe, well-known environment -delete @ENV{qw(BASH_ENV CDPATH ENV)}; -$ENV{IFS} = ''; - -# Taint checking requires a sanitized $PATH. This script performs no $PATH -# search, so on most Unix-based systems, it is fine simply to clear $ENV{PATH}. -# However, on Cygwin, it's used to find cygwin1.dll, so set it. -$ENV{PATH} = '/bin:/usr/bin'; - -# Save CWD's device and inode numbers. -my ($dev, $ino) = (stat '.')[0, 1]; - -# Construct the expected "."-relative part of pwd's output. -my $z = 'z' x 31; -my $n = 256; -my $expected = "/$z" x $n; -# Remove the leading "/". -substr ($expected, 0, 1) = ''; - -my $i = 0; -do - { - mkdir $z, 0700 - or CuSkip::skip "$ME: skipping this test; cannot create long " - . "directory name at depth $i: $!\n"; - chdir $z - } -until (++$i == $n); - -my $abs_top_builddir = $ENV{abs_top_builddir}; -$abs_top_builddir - or die "$ME: envvar abs_top_builddir not defined\n"; -my $build_src_dir = "$abs_top_builddir/src"; -$build_src_dir =~ m!^([-+.:/\w]+)$! - or CuSkip::skip "$ME: skipping this test; odd build source directory name:\n" - . "$build_src_dir\n"; -$build_src_dir = $1; - -my $pwd_binary = "$build_src_dir/pwd"; - --x $pwd_binary - or die "$ME: $pwd_binary is not an executable file\n"; -chomp (my $actual = qx!$pwd_binary!); - -# Convert the absolute name from pwd into a $CWD-relative name. -# This is necessary in order to avoid a spurious failure when run -# from a directory in a bind-mounted partition. What happens is -# pwd reads a ".." that contains two or more entries with identical -# dev,ino that match the ones we're looking for, and it chooses a -# name that does not correspond to the one already recorded in $CWD. -$actual = normalize_to_cwd_relative $actual, $dev, $ino; - -if ($expected ne $actual) - { - my $e_len = length $expected; - my $a_len = length $actual; - warn "expected len: $e_len\n"; - warn "actual len: $a_len\n"; - warn "expected: $expected\n"; - warn "actual: $actual\n"; - exit 1; - } -EOF - -fail=$? - -Exit $fail |