3 $ENV{PATH} ="/bin:/usr/bin:/usr/xpg4/bin:/usr/ucb" .
4 exists $ENV{PATH} ? ":$ENV{PATH}" : "" unless $^O eq 'VMS';
5 $ENV{LC_ALL} = "C"; # so that external utilities speak English
6 $ENV{LANGUAGE} = 'C'; # GNU locale extension
14 print "1..0 # Skip: no Config\n";
21 print "1..0 # Skip: no `id` or `groups`\n";
25 unless (eval { getgrgid(0); 1 }) {
26 print "1..0 # Skip: getgrgid() not implemented\n";
30 quit() if (($^O eq 'MSWin32' || $^O eq 'NetWare' || $^O eq 'VMS')
33 # We have to find a command that prints all (effective
34 # and real) group names (not ids). The known commands are:
38 # Beware 1: some systems do just 'id -G' even when 'id -Gn' is used.
39 # Beware 2: id -Gn or id -a format might be id(name) or name(id).
40 # Beware 3: the groups= might be anywhere in the id output.
41 # Beware 4: groups can have spaces ('id -a' being the only defense against this)
42 # Beware 5: id -a might not contain the groups= part.
44 # That is, we might meet the following:
46 # foo bar zot # accept
47 # foo 22 42 bar zot # accept
48 # 1 22 42 2 3 # reject
49 # groups=(42),foo(1),bar(2),zot me(3) # parse
50 # groups=22,42,1(foo),2(bar),3(zot me) # parse
52 # and the groups= might be after, before, or between uid=... and gid=...
55 # prefer 'id' over 'groups' (is this ever wrong anywhere?)
56 # and 'id -a' over 'id -Gn' (the former is good about spaces in group names)
57 if (($groups = `id -a 2>/dev/null`) ne '') {
58 # $groups is of the form:
59 # uid=39957(gsar) gid=22(users) groups=33536,39181,22(users),0(root),1067(dev)
60 # FreeBSD since 6.2 has a fake id -a:
61 # uid=1001(tobez) gid=20(staff) groups=20(staff), 0(wheel), 68(dialer)
62 last GROUPS if $groups =~ /groups=/;
64 if (($groups = `id -Gn 2>/dev/null`) ne '') {
65 # $groups could be of the form:
66 # users 33536 39181 root dev
67 last GROUPS if $groups !~ /^(\d|\s)+$/;
69 if (($groups = `groups 2>/dev/null`) ne '') {
70 # may not reflect all groups in some places, so do a sanity check
73 # These test results *may* be bogus, as you appear to have AFS,
74 # and I can't find a working 'id' in your PATH (which I have set
77 # If these tests fail, report the particular incantation you use
78 # on this platform to find *all* the groups that an arbitrary
79 # user may belong to, using the 'perlbug' program.
90 print "# groups = $groups\n";
92 # Remember that group names can contain whitespace, '-', et cetera.
93 # That is: do not \w, do not \S.
94 if ($groups =~ /groups=(.+)( [ug]id=|$)/) {
96 my @g0 = split /, ?/, $gr;
98 # prefer names over numbers
101 if (/^(\d+)(?:\(([^)]+)\))?/) {
102 push @g1, ($2 || $1);
105 elsif (/^([^(]*)\((\d+)\)/) {
106 push @g1, ($1 || $2);
109 print "# ignoring group entry [$_]\n";
112 print "# groups=$gr\n";
113 print "# g0 = @g0\n";
114 print "# g1 = @g1\n";
121 ($pwgnam) = getgrgid($pwgid);
124 print "# pwgid = $pwgid, pwgnam = $pwgnam\n";
126 for (split(' ', $()) {
127 ($group) = getgrgid($_);
128 next if (! defined $group or ! grep { $_ eq $group } @gr) and $seen{$_}++;
129 if (defined $group) {
137 print "# gr = @gr\n";
140 if ($^O =~ /^(?:uwin|cygwin|interix|solaris|linux)$/) {
141 # Or anybody else who can have spaces in group names.
142 $gr1 = join(' ', grep(!$did{$_}++, sort split(' ', join(' ', @gr))));
144 # Don't assume that there aren't duplicate groups
145 $gr1 = join(' ', sort grep defined $_ && !$did{$_}++, @gr);
148 if ($Config{myuname} =~ /^cygwin_nt/i) { # basegroup on CYGWIN_NT has id = 0.
149 @basegroup{$pwgid,$pwgnam} = (0,0);
151 @basegroup{$pwgid,$pwgnam} = (1,1);
153 $gr2 = join(' ', grep(!$basegroup{$_}++, sort split(' ',$groups)));
156 if ($gr1 eq $gr2 || ($gr1 eq '' && $gr2 eq $pwgid)) {
160 elsif ($Config{myuname} =~ /^cygwin_nt/i) { # basegroup on CYGWIN_NT has id = 0.
161 # Retry in default unix mode
162 %basegroup = ( $pwgid => 1, $pwgnam => 1 );
163 $gr2 = join(' ', grep(!$basegroup{$_}++, sort split(' ',$groups)));
164 if ($gr1 eq $gr2 || ($gr1 eq '' && $gr2 eq $pwgid)) {
165 print "ok 1 # This Cygwin behaves like Unix (Win2k?)\n";
170 print "#gr1 is <$gr1>\n";
171 print "#gr2 is <$gr2>\n";
175 # multiple 0's indicate GROUPSTYPE is currently long but should be short
177 if ($pwgid == 0 || $seen{0} < 2) {
181 print "not ok 2 (groupstype should be type short, not long)\n";