Commit | Line | Data |
---|---|---|
35ae6b54 MS |
1 | #!./perl -w |
2 | ||
8ea155d1 | 3 | BEGIN { |
63a9daf3 FC |
4 | # We really want to know if chdir is working, as the build process will |
5 | # all go wrong if it is not. So avoid clearing @INC under miniperl. | |
6 | @INC = () if defined &DynaLoader::boot_DynaLoader; | |
7 | ||
8ea155d1 MS |
8 | # We're not going to chdir() into 't' because we don't know if |
9 | # chdir() works! Instead, we'll hedge our bets and put both | |
10 | # possibilities into @INC. | |
63a9daf3 | 11 | unshift @INC, qw(t . lib ../lib); |
03c5a851 | 12 | require "test.pl"; |
201e9e2a | 13 | plan(tests => 47); |
8ea155d1 MS |
14 | } |
15 | ||
58277c14 | 16 | use Config; |
201e9e2a | 17 | use Errno qw(ENOENT EBADF EINVAL); |
8ea155d1 | 18 | |
dc459aad | 19 | my $IsVMS = $^O eq 'VMS'; |
2d6b1654 | 20 | |
55adfc3e NC |
21 | # For an op regression test, I don't want to rely on "use constant" working. |
22 | my $has_fchdir = ($Config{d_fchdir} || "") eq "define"; | |
23 | ||
8ea155d1 MS |
24 | # Might be a little early in the testing process to start using these, |
25 | # but I can't think of a way to write this test without them. | |
58277c14 | 26 | use File::Spec::Functions qw(:DEFAULT splitdir rel2abs splitpath); |
d9c93211 MS |
27 | |
28 | # Can't use Cwd::abs_path() because it has different ideas about | |
d6cdadd4 | 29 | # path separators than File::Spec. |
d9c93211 | 30 | sub abs_path { |
1b76c3e4 | 31 | my $d = rel2abs(curdir); |
1b76c3e4 JH |
32 | $d = lc($d) if $^O =~ /^uwin/; |
33 | $d; | |
d9c93211 | 34 | } |
8ea155d1 | 35 | |
35ae6b54 | 36 | my $Cwd = abs_path; |
8ea155d1 MS |
37 | |
38 | # Let's get to a known position | |
39 | SKIP: { | |
58277c14 | 40 | my ($vol,$dir) = splitpath(abs_path,1); |
6d74d930 JM |
41 | my $test_dir = 't'; |
42 | my $compare_dir = (splitdir($dir))[-1]; | |
43 | ||
44 | # VMS is case insensitive but will preserve case in EFS mode. | |
45 | # So we must normalize the case for the compare. | |
46 | ||
47 | $compare_dir = lc($compare_dir) if $IsVMS; | |
48 | skip("Already in t/", 2) if $compare_dir eq $test_dir; | |
8ea155d1 | 49 | |
fb7a80d6 MS |
50 | ok( chdir($test_dir), 'chdir($test_dir)'); |
51 | is( abs_path, catdir($Cwd, $test_dir), ' abs_path() agrees' ); | |
8ea155d1 MS |
52 | } |
53 | ||
35ae6b54 | 54 | $Cwd = abs_path; |
8ea155d1 | 55 | |
c4aca7d0 | 56 | SKIP: { |
c1424f07 | 57 | skip("no fchdir", 23) unless $has_fchdir; |
4964fccb | 58 | my $has_dirfd = ($Config{d_dirfd} || $Config{d_dir_dd_fd} || "") eq "define"; |
c4aca7d0 GA |
59 | ok(opendir(my $dh, "."), "opendir ."); |
60 | ok(open(my $fh, "<", "op"), "open op"); | |
61 | ok(chdir($fh), "fchdir op"); | |
62 | ok(-f "chdir.t", "verify that we are in op"); | |
55adfc3e | 63 | if ($has_dirfd) { |
ac49b025 MB |
64 | ok(chdir($dh), "fchdir back"); |
65 | } | |
66 | else { | |
67 | eval { chdir($dh); }; | |
68 | like($@, qr/^The dirfd function is unimplemented at/, "dirfd is unimplemented"); | |
73bf7cf9 | 69 | chdir ".." or die $!; |
ac49b025 | 70 | } |
d4ac975e GA |
71 | |
72 | # same with bareword file handles | |
73 | no warnings 'once'; | |
74 | *DH = $dh; | |
75 | *FH = $fh; | |
76 | ok(chdir FH, "fchdir op bareword"); | |
77 | ok(-f "chdir.t", "verify that we are in op"); | |
55adfc3e | 78 | if ($has_dirfd) { |
d4ac975e GA |
79 | ok(chdir DH, "fchdir back bareword"); |
80 | } | |
81 | else { | |
82 | eval { chdir(DH); }; | |
83 | like($@, qr/^The dirfd function is unimplemented at/, "dirfd is unimplemented"); | |
73bf7cf9 | 84 | chdir ".." or die $!; |
d4ac975e | 85 | } |
c4aca7d0 | 86 | ok(-d "op", "verify that we are back"); |
73bf7cf9 NC |
87 | |
88 | # And now the ambiguous case | |
abc718f2 RGS |
89 | { |
90 | no warnings qw<io deprecated>; | |
91 | ok(opendir(H, "op"), "opendir op") or diag $!; | |
92 | ok(open(H, "<", "base"), "open base") or diag $!; | |
93 | } | |
4964fccb | 94 | if ($has_dirfd) { |
73bf7cf9 NC |
95 | ok(chdir(H), "fchdir to op"); |
96 | ok(-f "chdir.t", "verify that we are in 'op'"); | |
97 | chdir ".." or die $!; | |
98 | } | |
99 | else { | |
100 | eval { chdir(H); }; | |
101 | like($@, qr/^The dirfd function is unimplemented at/, | |
102 | "dirfd is unimplemented"); | |
103 | SKIP: { | |
104 | skip("dirfd is unimplemented"); | |
105 | } | |
106 | } | |
107 | ok(closedir(H), "closedir"); | |
108 | ok(chdir(H), "fchdir to base"); | |
109 | ok(-f "cond.t", "verify that we are in 'base'"); | |
60121127 TC |
110 | ok(close(H), "close"); |
111 | $! = 0; | |
03c5a851 JH |
112 | { |
113 | my $warn; | |
114 | local $SIG{__WARN__} = sub { $warn = shift }; | |
115 | ok(!chdir(H), "check we can't chdir to closed handle"); | |
116 | is(0+$!, EBADF, 'check $! set appropriately'); | |
117 | like($warn, qr/on closed filehandle H/, 'like closed'); | |
118 | $! = 0; | |
119 | } | |
120 | { | |
121 | my $warn; | |
122 | local $SIG{__WARN__} = sub { $warn = shift }; | |
123 | ok(!chdir(NEVEROPENED), "check we can't chdir to never opened handle"); | |
124 | is(0+$!, EBADF, 'check $! set appropriately'); | |
125 | like($warn, qr/on unopened filehandle NEVEROPENED/, 'like never opened'); | |
126 | chdir ".." or die $!; | |
127 | } | |
c4aca7d0 GA |
128 | } |
129 | ||
130 | SKIP: { | |
55adfc3e | 131 | skip("has fchdir", 1) if $has_fchdir; |
c4aca7d0 GA |
132 | opendir(my $dh, "op"); |
133 | eval { chdir($dh); }; | |
134 | like($@, qr/^The fchdir function is unimplemented at/, "fchdir is unimplemented"); | |
135 | } | |
136 | ||
8ea155d1 MS |
137 | # The environment variables chdir() pays attention to. |
138 | my @magic_envs = qw(HOME LOGDIR SYS$LOGIN); | |
139 | ||
35ae6b54 MS |
140 | sub check_env { |
141 | my($key) = @_; | |
8ea155d1 | 142 | |
89eee1ed | 143 | # Make sure $ENV{'SYS$LOGIN'} is only honored on VMS. |
7b903762 | 144 | if( $key eq 'SYS$LOGIN' && !$IsVMS ) { |
35ae6b54 MS |
145 | ok( !chdir(), "chdir() on $^O ignores only \$ENV{$key} set" ); |
146 | is( abs_path, $Cwd, ' abs_path() did not change' ); | |
634b12fe | 147 | pass( " no need to test SYS\$LOGIN on $^O" ) for 1..4; |
8ea155d1 MS |
148 | } |
149 | else { | |
89eee1ed | 150 | ok( chdir(), "chdir() w/ only \$ENV{$key} set" ); |
8ea155d1 | 151 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); |
35ae6b54 MS |
152 | chdir($Cwd); |
153 | is( abs_path, $Cwd, ' and back again' ); | |
154 | ||
155 | my $warning = ''; | |
156 | local $SIG{__WARN__} = sub { $warning .= join '', @_ }; | |
b4929cb4 TC |
157 | $! = 0; |
158 | ok(!chdir(''), "chdir('') no longer implied chdir()"); | |
159 | is($!+0, ENOENT, 'check $! set appropriately'); | |
160 | is($warning, '', 'should no longer warn about deprecation'); | |
35ae6b54 | 161 | } |
8ea155d1 MS |
162 | } |
163 | ||
fb7a80d6 | 164 | my %Saved_Env = (); |
d6cdadd4 | 165 | sub clean_env { |
fb7a80d6 MS |
166 | foreach my $env (@magic_envs) { |
167 | $Saved_Env{$env} = $ENV{$env}; | |
168 | ||
169 | # Can't actually delete SYS$ stuff on VMS. | |
170 | next if $IsVMS && $env eq 'SYS$LOGIN'; | |
fb7a80d6 | 171 | |
7b903762 RGS |
172 | # On VMS, %ENV is many layered. |
173 | delete $ENV{$env} while exists $ENV{$env}; | |
58277c14 | 174 | } |
fb7a80d6 | 175 | |
d6cdadd4 CB |
176 | # The following means we won't really be testing for non-existence, |
177 | # but in Perl we can only delete from the process table, not the job | |
178 | # table. | |
179 | $ENV{'SYS$LOGIN'} = '' if $IsVMS; | |
180 | } | |
181 | ||
fb7a80d6 MS |
182 | END { |
183 | no warnings 'uninitialized'; | |
184 | ||
185 | # Restore the environment for VMS (and doesn't hurt for anyone else) | |
186 | @ENV{@magic_envs} = @Saved_Env{@magic_envs}; | |
16ed4686 JM |
187 | |
188 | # On VMS this must be deleted or process table is wrong on exit | |
189 | # when this script is run interactively. | |
190 | delete $ENV{'SYS$LOGIN'} if $IsVMS; | |
fb7a80d6 MS |
191 | } |
192 | ||
193 | ||
35ae6b54 | 194 | foreach my $key (@magic_envs) { |
8ea155d1 MS |
195 | # We're going to be using undefs a lot here. |
196 | no warnings 'uninitialized'; | |
197 | ||
d6cdadd4 | 198 | clean_env; |
41349288 | 199 | $ENV{$key} = catdir $Cwd, 'op'; |
58277c14 | 200 | |
35ae6b54 MS |
201 | check_env($key); |
202 | } | |
203 | ||
204 | { | |
d6cdadd4 | 205 | clean_env; |
201e9e2a TC |
206 | SKIP: |
207 | { | |
41349288 CB |
208 | $IsVMS |
209 | and skip "Can't delete SYS\$LOGIN, so chdir() test meaningless", 2; | |
201e9e2a | 210 | $! = 0; |
58277c14 | 211 | ok( !chdir(), 'chdir() w/o any ENV set' ); |
201e9e2a | 212 | is( $!+0, EINVAL, 'check $! set to EINVAL'); |
58277c14 | 213 | } |
35ae6b54 | 214 | is( abs_path, $Cwd, ' abs_path() agrees' ); |
8ea155d1 | 215 | } |