#!./perl
BEGIN {
require 5.004;
@INC = 'lib';
$ENV{PERL5LIB} = 'lib';
}
use File::Find;
use File::Compare;
use File::Copy ();
use File::Path ();
use Config;
use subs qw(unlink link chmod);
# override the ones in the rest of the script
sub mkpath {
File::Path::mkpath(@_) unless $nonono;
}
$mainperldir = "/usr/bin";
$exe_ext = $Config{exe_ext};
while (@ARGV) {
$nonono = 1 if $ARGV[0] eq '-n';
$versiononly = 1 if $ARGV[0] eq '-v';
shift;
}
umask 022;
@scripts = qw( utils/c2ph utils/h2ph utils/h2xs
utils/perlbug utils/perldoc utils/pl2pm utils/splain
x2p/s2p x2p/find2perl
pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
@pods = (<pod/*.pod>);
%archpms = (Config => 1, FileHandle => 1, overload => 1);
find(sub {
if ("$File::Find::dir/$_" =~ m{^ext/[^/]+/(.*)\.pm$}) {
(my $pm = $1) =~ s{^lib/}{};
$archpms{$pm} = 1;
}
}, 'ext');
$ver = $];
$release = substr($ver,0,3); # Not used presently.
$patchlevel = substr($ver,3,2);
die "Patchlevel of perl ($patchlevel)",
"and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
if $patchlevel != $Config{'PATCHLEVEL'};
# Fetch some frequently-used items from %Config
$installbin = $Config{installbin};
$installscript = $Config{installscript};
$installprivlib = $Config{installprivlib};
$installarchlib = $Config{installarchlib};
$installsitelib = $Config{installsitelib};
$installsitearch = $Config{installsitearch};
$installman1dir = $Config{installman1dir};
$man1ext = $Config{man1ext};
$libperl = $Config{libperl};
# Shared library and dynamic loading suffixes.
$so = $Config{so};
$dlext = $Config{dlext};
$d_dosuid = $Config{d_dosuid};
$binexp = $Config{binexp};
# Do some quick sanity checks.
if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
$installbin || die "No installbin directory in config.sh\n";
-d $installbin || mkpath($installbin, 1, 0777);
-d $installbin || $nonono || die "$installbin is not a directory\n";
-w $installbin || $nonono || die "$installbin is not writable by you\n"
unless $installbin =~ m#^/afs/# || $nonono;
-x 'perl' . $exe_ext || die "perl isn't executable!\n";
-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
" (Installing anyway.)\n";
# First we install the version-numbered executables.
safe_unlink("$installbin/perl$ver$exe_ext");
copy("perl$exe_ext", "$installbin/perl$ver$exe_ext");
chmod(0755, "$installbin/perl$ver$exe_ext");
safe_unlink("$installbin/sperl$ver$exe_ext");
if ($d_dosuid) {
copy("suidperl$exe_ext", "$installbin/sperl$ver$exe_ext");
chmod(04711, "$installbin/sperl$ver$exe_ext");
}
# Install library files.
$do_installarchlib = $do_installprivlib = 0;
mkpath($installprivlib, 1, 0777);
mkpath($installarchlib, 1, 0777);
mkpath($installsitelib, 1, 0777) if ($installsitelib);
mkpath($installsitearch, 1, 0777) if ($installsitearch);
if (chdir "lib") {
$do_installarchlib = ! samepath($installarchlib, '.');
$do_installprivlib = ! samepath($installprivlib, '.');
$do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$]/);
if ($do_installarchlib || $do_installprivlib) {
find(\&installlib, '.');
}
chdir ".." || die "Can't cd back to source directory: $!\n";
}
else {
warn "Can't cd to lib to install lib files: $!\n";
}
# Install header files and libraries.
mkpath("$installarchlib/CORE", 1, 0777);
@corefiles = <*.h libperl*.*>;
# AIX needs perl.exp installed as well.
push(@corefiles,'perl.exp') if $^O eq 'aix';
# If they have built sperl.o...
push(@corefiles,'sperl.o') if -f 'sperl.o';
foreach $file (@corefiles) {
# HP-UX (at least) needs to maintain execute permissions
# on dynamically-loadable libraries. So we do it for all.
copy_if_diff($file,"$installarchlib/CORE/$file")
and chmod($file =~ /\.(so|\Q$dlext\E)$/ ? 0555 : 0444,
"$installarchlib/CORE/$file");
}
# Offer to install perl in a "standard" location
$mainperl_is_instperl = 0;
if (!$versiononly && !$nonono && -t STDIN && -t STDERR
&& -w $mainperldir && ! samepath($mainperldir, $installbin)) {
local($usrbinperl) = "$mainperldir/perl$exe_ext";
local($instperl) = "$installbin/perl$exe_ext";
local($expinstperl) = "$binexp/perl$exe_ext";
# First make sure $usrbinperl is not already the same as the perl we
# just installed.
if (-x $usrbinperl) {
# Try to be clever about mainperl being a symbolic link
# to binexp/perl if binexp and installbin are different.
$mainperl_is_instperl =
samepath($usrbinperl, $instperl) ||
samepath($usrbinperl, $expinstperl) ||
(($binexp ne $installbin) &&
(-l $usrbinperl) &&
((readlink $usrbinperl) eq $expinstperl));
}
if ((! $mainperl_is_instperl) &&
(yn("Many scripts expect perl to be installed as $usrbinperl.\n" .
"Do you wish to have $usrbinperl be the same as\n" .
"$expinstperl? [y] ")))
{
unlink($usrbinperl);
eval { CORE::link $instperl, $usrbinperl } ||
eval { symlink $expinstperl, $usrbinperl } ||
copy($instperl, $usrbinperl);
$mainperl_is_instperl = 1;
}
}
# Make links to ordinary names if installbin directory isn't current directory.
if (! $versiononly && ! samepath($installbin, '.')) {
safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext")
if $d_dosuid;
}
if (!$versiononly && ! samepath($installbin, 'x2p')) {
safe_unlink("$installbin/a2p$exe_ext");
copy("x2p/a2p$exe_ext", "$installbin/a2p$exe_ext");
chmod(0755, "$installbin/a2p$exe_ext");
}
# cppstdin is just a script, but it is architecture-dependent, so
# it can't safely be shared. Place it in $installbin.
# Note that Configure doesn't build cppstin if it isn't needed, so
# we skip this if cppstdin doesn't exist.
if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) {
safe_unlink("$installbin/cppstdin");
copy("cppstdin", "$installbin/cppstdin");
chmod(0755, "$installbin/cppstdin");
}
# Install scripts.
mkpath($installscript, 1, 0777);
if (! $versiononly) {
for (@scripts) {
(my $base = $_) =~ s#.*/##;
copy($_, "$installscript/$base");
chmod(0755, "$installscript/$base");
}
}
# pstruct should be a link to c2ph
if (! $versiononly) {
safe_unlink("$installscript/pstruct");
link("$installscript/c2ph","$installscript/pstruct");
}
# Install pod pages. Where? I guess in $installprivlib/pod.
if (! $versiononly || !($installprivlib =~ m/\Q$]/)) {
mkpath("${installprivlib}/pod", 1, 0777);
# If Perl 5.003's perldiag.pod is there, rename it.
if (open POD, "${installprivlib}/pod/perldiag.pod") {
read POD, $_, 4000;
close POD;
# Some of Perl 5.003's diagnostic messages ended with periods.
if (/^=.*\.$/m) {
my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
"${installprivlib}/pod/perldiag-5.003.pod");
print STDERR " rename $from $to";
rename($from, $to)
or warn "Couldn't rename $from to $to: $!\n"
unless $nonono;
}
}
foreach $file (@pods) {
# $file is a name like pod/perl.pod
copy_if_diff($file, "${installprivlib}/${file}");
}
# Link perldiag.pod into archlib
my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
"${installarchlib}/pod/perldiag.pod");
if (compare($from, $to) || $nonono) {
mkpath("${installarchlib}/pod", 1, 0777);
unlink($to);
link($from, $to);
}
}
# Check to make sure there aren't other perls around in installer's
# path. This is probably UNIX-specific. Check all absolute directories
# in the path except for where public executables are supposed to live.
# Also skip $mainperl if the user opted to have it be a link to the
# installed perl.
if (!$versiononly) {
$dirsep = ($^O eq 'os2') ? ';' : ':' ;
($path = $ENV{"PATH"}) =~ s:\\:/:g ;
@path = split(/$dirsep/, $path);
@otherperls = ();
for (@path) {
next unless m,^/,;
# Use &samepath here because some systems have other dirs linked
# to $mainperldir (like SunOS)
next if samepath($_, $binexp);
next if ($mainperl_is_instperl && samepath($_, $mainperldir));
push(@otherperls, "$_/perl$exe_ext")
if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
}
if (@otherperls) {
print STDERR "\nWarning: perl appears in your path in the following " .
"locations beyond where\nwe just installed it:\n";
for (@otherperls) {
print STDERR " ", $_, "\n";
}
print STDERR "\n";
}
}
print STDERR " Installation complete\n";
exit 0;
###############################################################################
sub yn {
local($prompt) = @_;
local($answer);
local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
print STDERR $prompt;
chop($answer = <STDIN>);
$answer = $default if $answer =~ m/^\s*$/;
($answer =~ m/^[yY]/);
}
sub unlink {
local(@names) = @_;
my($cnt) = 0;
foreach $name (@names) {
next unless -e $name;
chmod 0777, $name if $^O eq 'os2';
print STDERR " unlink $name\n";
( CORE::unlink($name) and ++$cnt
or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
}
return $cnt;
}
sub safe_unlink {
return if $nonono;
local @names = @_;
foreach $name (@names) {
next unless -e $name;
chmod 0777, $name if $^O eq 'os2';
print STDERR " unlink $name\n";
next if CORE::unlink($name);
warn "Couldn't unlink $name: $!\n";
if ($! =~ /busy/i) {
print STDERR " mv $name $name.old\n";
safe_rename($name, "$name.old")
or warn "Couldn't rename $name: $!\n";
}
}
}
sub safe_rename {
local($from,$to) = @_;
if (-f $to and not unlink($to)) {
my($i);
for ($i = 1; $i < 50; $i++) {
last if rename($to, "$to.$i");
}
warn("Cannot rename to `$to.$i': $!"), return 0
if $i >= 50; # Give up!
}
link($from,$to) || return 0;
unlink($from);
}
sub link {
my($from,$to) = @_;
my($success) = 0;
print STDERR " ln $from $to\n";
eval {
CORE::link($from, $to)
? $success++
: ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
? die "AFS" # okay inside eval {}
: warn "Couldn't link $from to $to: $!\n"
unless $nonono;
};
if ($@) {
File::Copy::copy($from, $to)
? $success++
: warn "Couldn't copy $from to $to: $!\n"
unless $nonono;
}
$success;
}
sub chmod {
local($mode,$name) = @_;
printf STDERR " chmod %o %s\n", $mode, $name;
CORE::chmod($mode,$name)
|| warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name)
unless $nonono;
}
sub copy {
my($from,$to) = @_;
print STDERR " cp $from $to\n";
File::Copy::copy($from, $to)
|| warn "Couldn't copy $from to $to: $!\n"
unless $nonono;
}
sub samepath {
local($p1, $p2) = @_;
local($dev1, $ino1, $dev2, $ino2);
if ($p1 ne $p2) {
($dev1, $ino1) = stat($p1);
($dev2, $ino2) = stat($p2);
($dev1 == $dev2 && $ino1 == $ino2);
}
else {
1;
}
}
sub installlib {
my $dir = $File::Find::dir;
$dir =~ s#^\.(?![^/])/?##;
local($depth) = $dir ? "lib/$dir" : "lib";
my $name = $_;
if ($name eq 'CVS' && -d $name) {
$File::Find::prune = 1;
return;
}
# ignore patch backups and the .exists files.
return if $name =~ m{\.orig$|~$|^\.exists};
$name = "$dir/$name" if $dir ne '';
my $installlib = $installprivlib;
if ($dir =~ /^auto/ ||
($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1})) {
$installlib = $installarchlib;
return unless $do_installarchlib;
} else {
return unless $do_installprivlib;
}
if (-f $_) {
if (/\.(?:al|ix)$/ && !($dir =~ m[^auto/(.*)$] && $archpms{$1})) {
$installlib = $installprivlib;
#We're installing *.al and *.ix files into $installprivlib,
#but we have to delete old *.al and *.ix files from the 5.000
#distribution:
#This might not work because $archname might have changed.
unlink("$installarchlib/$name");
}
if (compare($_, "$installlib/$name") || $nonono) {
unlink("$installlib/$name");
mkpath("$installlib/$dir", 1, 0777);
# HP-UX (at least) needs to maintain execute permissions
# on dynamically-loaded libraries.
copy_if_diff($_, "$installlib/$name")
and chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444,
"$installlib/$name");
}
} elsif (-d $_) {
mkpath("$installlib/$name", 1, 0777);
}
}
# Copy $from to $to, only if $from is different than $to.
# Also preserve modification times for .a libraries.
# On some systems, if you do
# ranlib libperl.a
# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
# and then try to link against the installed libperl.a, you might
# get an error message to the effect that the symbol table is older
# than the library.
# Return true if copying occurred.
sub copy_if_diff {
my($from,$to)=@_;
-f $from || die "$0: $from not found";
if (compare($from, $to) || $nonono) {
safe_unlink($to); # In case we don't have write permissions.
if ($nonono) {
$from = $depth . "/" . $from if $depth;
}
copy($from, $to);
# Restore timestamps if it's a .a library or for OS/2.
if (!$nonono && ($^O eq 'os2' || $to =~ /\.a$/)) {
my ($atime, $mtime) = (stat $from)[8,9];
utime $atime, $mtime, $to;
}
1;
}
}