3 # Initialisation code and subroutines shared between installperl and installman
4 # Probably installhtml needs to join the club.
7 use vars qw($Is_VMS $Is_W32 $Is_OS2 $Is_Cygwin $Is_Darwin $Is_NetWare
9 use subs qw(unlink link chmod);
13 if ($Config{userelocatableinc}) {
14 # This might be a considered a hack. Need to get information about the
15 # configuration from Config.pm *before* Config.pm expands any .../
18 # So we set $^X to pretend that we're the already installed perl, so
19 # Config.pm doesits ... expansion off that location.
21 my $location = $Config{initialinstalllocation};
22 die <<'OS' unless defined $location;
23 $Config{initialinstalllocation} is not defined - can't install a relocatable
26 $^X = "$location/perl";
27 # And then remove all trace of ever having loaded Config.pm, so that
28 # it will reload with the revised $^X
30 delete $INC{"Config.pm"};
31 delete $INC{"Config_heavy.pl"};
32 # You never saw us. We weren't here.
39 if ($Config{d_umask}) {
40 umask(022); # umasks like 077 aren't that useful for installations
43 $Is_VMS = $^O eq 'VMS';
44 $Is_W32 = $^O eq 'MSWin32';
45 $Is_OS2 = $^O eq 'os2';
46 $Is_Cygwin = $^O eq 'cygwin';
47 $Is_Darwin = $^O eq 'darwin';
48 $Is_NetWare = $Config{osname} eq 'NetWare';
54 return scalar(@names) if $Is_VMS;
56 foreach my $name (@names) {
58 chmod 0777, $name if ($Is_OS2 || $Is_W32 || $Is_Cygwin || $Is_NetWare);
59 print " unlink $name\n" if $opts{verbose};
60 ( CORE::unlink($name) and ++$cnt
61 or warn "Couldn't unlink $name: $!\n" ) unless $opts{notify};
71 $xfrom =~ s/^\Q$opts{destdir}\E// if $opts{destdir};
73 $xto =~ s/^\Q$opts{destdir}\E// if $opts{destdir};
74 print $opts{verbose} ? " ln $xfrom $xto\n" : " $xto\n"
77 CORE::link($from, $to)
79 : ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
80 ? die "AFS" # okay inside eval {}
81 : die "Couldn't link $from to $to: $!\n"
83 $packlist->{$xto} = { from => $xfrom, type => 'link' };
86 warn "Replacing link() with File::Copy::copy(): $@";
87 print $opts{verbose} ? " cp $from $xto\n" : " $xto\n"
89 print " creating new version of $xto\n"
90 if $Is_VMS and -e $to and !$opts{silent};
91 unless ($opts{notify} or File::Copy::copy($from, $to) and ++$success) {
92 # Might have been that F::C::c can't overwrite the target
93 warn "Couldn't copy $from to $to: $!\n"
94 unless -f $to and (chmod(0666, $to), unlink $to)
95 and File::Copy::copy($from, $to) and ++$success;
97 $packlist->{$xto} = { type => 'file' };
103 my($mode,$name) = @_;
105 return if ($^O eq 'dos');
106 printf " chmod %o %s\n", $mode, $name if $opts{verbose};
107 CORE::chmod($mode,$name)
108 || warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name)
109 unless $opts{notify};
116 return (lc($p1) eq lc($p2)) if ($Is_W32 || $Is_NetWare);
119 my($dev1, $ino1, $dev2, $ino2);
120 ($dev1, $ino1) = stat($p1);
121 ($dev2, $ino2) = stat($p2);
122 ($dev1 == $dev2 && $ino1 == $ino2);