xref: /openbsd-src/gnu/usr.bin/perl/installperl (revision 6a13ef69787db04ae501a22e92fa10865b44fd7c)
1#!./perl -w
2
3BEGIN {
4    chdir '..' if !-d 'lib' and -d '../lib';
5    @INC = 'lib';
6    $ENV{PERL5LIB} = 'lib';
7
8    # This needs to be at BEGIN time, before any use of Config
9    # install_lib itself loads and imports Config into main::
10    require './install_lib.pl';
11}
12
13use strict;
14use vars qw($Is_VMS $Is_W32 $Is_OS2 $Is_Cygwin $Is_Darwin $Is_NetWare
15	    %opts $packlist);
16my $versiononly;
17
18BEGIN {
19    if ($Is_VMS) { eval 'use VMS::Filespec;' }
20}
21
22my $scr_ext = ($Is_VMS ? '.Com' : $Is_W32 ? '.bat' : '');
23
24use File::Find;
25use File::Compare;
26use File::Copy ();
27use ExtUtils::Packlist;
28use Cwd;
29# nogetopt_compat to disable treating +v as meaning -v
30use Getopt::Long qw(:config nogetopt_compat no_auto_abbrev noignorecase);
31
32require './Porting/pod_lib.pl';
33
34if ($Is_NetWare) {
35    $Is_W32 = 0;
36    $scr_ext = '.pl';
37}
38
39my $mainperldir = "/usr/bin";
40my $exe_ext = $Config{exe_ext};
41
42# Allow "make install PERLNAME=something_besides_perl":
43my $perl = defined($ENV{PERLNAME}) ? $ENV{PERLNAME} : 'perl';
44
45# This is the base used for versioned names, like "perl5.6.0".
46# It's separate because a common use of $PERLNAME is to install
47# perl as "perl5", if that's used as base for versioned files you
48# get "perl55.6.0".
49my $perl_verbase = defined($ENV{PERLNAME_VERBASE})
50		    ? $ENV{PERLNAME_VERBASE}
51		    : $perl;
52my $dbg = '';
53my $ndbg = '';
54if ( $Is_VMS ) {
55    if ( defined $Config{usevmsdebug} ) {
56        if ( $Config{usevmsdebug} eq 'define' ) {
57            $dbg = 'dbg';
58            $ndbg = 'ndbg';
59        }
60    }
61}
62
63# This little hack simplifies making the code after the comment "Fetch some
64# frequently-used items from %Config" warning free. With $opts{destdir} always
65# defined, it's also possible to make the s/\Q$opts{destdir}\E unconditional.
66
67$opts{destdir} = '';
68{
69    my $usage = 0;
70    if (!GetOptions(\%opts, 'notify|n', 'strip|s', 'silent|S',
71                    'skip-otherperls|o', 'force|f', 'verbose|V', 'archname|A',
72                    'netware', 'nopods|p', 'destdir:s', 'help|h|?', 'user|u:s',
73		    'group|g:s', 'versiononly|v' => \$versiononly, '<>' => sub {
74                        if ($_[0] eq '+v') {
75                            $versiononly = 0;
76                        } else {
77                            # Any other unknown argument is going to be an error
78                            $usage = 1;
79                        }
80                    },
81                   )) {
82        $usage = 1;
83    }
84    $opts{verbose} ||= $opts{notify};
85
86    if ($usage || $opts{help}) {
87        print <<"EOT";
88Usage $0: [switches]
89  -n	    Don't actually run any commands; just print them.
90  -s        Run strip on installed binaries.
91  -v        Only install perl as a binary with the version number in the name.
92            (Override whatever config.sh says)
93  +v        Install perl as "perl" and as a binary with the version number in
94            the name.  (Override whatever config.sh says)
95  -S        Silent mode.
96  -f        Force installation (don't check if same version is there)
97  -o        Skip checking for other copies of perl in your PATH.
98  -V        Verbose mode.
99  -A        Also install perl with the architecture's name in the perl binary's
100            name.
101  -p        Don't install the pod files. [This will break use diagnostics;]
102  -g group  install files with the specified group
103  -u user   install files with the specified user
104  -netware  Install correctly on a Netware server.
105  -destdir  Prefix installation directories by this string.
106  -h        Display this help message.
107EOT
108        exit $usage;
109    }
110}
111$opts{'uid'} = getpwnam($opts{'user'}) if exists($opts{'user'});
112$opts{'gid'} = getgrnam($opts{'group'}) if exists($opts{'group'});
113
114$versiononly = 1 if $Config{versiononly} && !defined $versiononly;
115my (@scripts, @tolink);
116open SCRIPTS, "utils.lst" or die "Can't open utils.lst: $!";
117while (<SCRIPTS>) {
118    next if /^#/;
119    next if /a2p/; # a2p is binary, to be installed separately
120    chomp;
121    if (/(\S*)\s*#\s*link\s*=\s*(\S*)/) {
122	push @scripts, $1;
123	push @tolink, [$1, $2];
124    } else {
125	push @scripts, $_;
126    }
127}
128close SCRIPTS;
129
130if ($scr_ext) { @scripts = map { "$_$scr_ext" } @scripts; }
131
132# Specify here any .pm files that are actually architecture-dependent.
133# (Those included with XS extensions under ext/ are automatically
134# added later.)
135# Now that the default privlib has the full perl version number included,
136# we no longer have to play the trick of sticking version-specific .pm
137# files under the archlib directory.
138my %archpms = (
139    Config => 1,
140    lib => 1,
141);
142
143if ($^O eq 'dos') {
144    push(@scripts,'djgpp/fixpmain');
145    $archpms{config} = $archpms{filehand} = 1;
146}
147
148if ((-e "testcompile") && (defined($ENV{'COMPILE'}))) {
149    push(@scripts, map("$_.exe", @scripts));
150}
151
152# Exclude nonxs extensions that are not architecture dependent
153my @nonxs = grep(!/^(Errno|IO\/Compress)$/, split(' ', $Config{'nonxs_ext'}));
154
155my @ext_dirs = qw(cpan dist ext);
156foreach my $ext_dir (@ext_dirs) {
157    find(sub {
158	if (($File::Find::name =~ m{^$ext_dir\b(.*)/([^/]+)\.pm$}) &&
159	    ! grep { (my $dir = $_) =~ s/\//-/g;
160		     $File::Find::name =~ /^$ext_dir\/$dir\// } @nonxs)
161	{
162	    my($path, $modname) = ($1,$2);
163
164	    # Change hyphenated name like Filter-Util-Call to nested
165	    # directory name Filter/Util/Call
166	    $path =~ s{-}{/}g;
167
168	    # strip to optional "/lib", or remove trailing component
169	    $path =~ s{.*/lib\b}{} or $path =~ s{/[^/]*$}{};
170
171	    # strip any leading /
172	    $path =~ s{^/}{};
173
174	    # reconstitute canonical module name
175	    $modname = "$path/$modname" if length $path;
176
177	    # remember it
178	    $archpms{$modname} = 1;
179	}
180    }, $ext_dir);
181}
182
183# print "[$_]\n" for sort keys %archpms;
184
185my $ver = $Config{version};
186my $release = substr($],0,3);   # Not used currently.
187my $patchlevel = substr($],3,2);
188die "Patchlevel of perl ($patchlevel)",
189    "and patchlevel of config.sh ($Config{'PERL_VERSION'}) don't match\n"
190	if $patchlevel != $Config{'PERL_VERSION'};
191
192# Fetch some frequently-used items from %Config
193my $installbin = "$opts{destdir}$Config{installbin}";
194my $installscript = "$opts{destdir}$Config{installscript}";
195my $installprivlib = "$opts{destdir}$Config{installprivlib}";
196my $installarchlib = "$opts{destdir}$Config{installarchlib}";
197my $installsitelib = "$opts{destdir}$Config{installsitelib}";
198my $installsitearch = "$opts{destdir}$Config{installsitearch}";
199my $installman1dir = "none";
200my $man1ext = $Config{man1ext};
201my $libperl = $Config{libperl};
202# Shared library and dynamic loading suffixes.
203my $so = $Config{so};
204my $dlext = $Config{dlext};
205my $dlsrc = $Config{dlsrc};
206if ($^O eq 'os390') {
207    my $pwd;
208    chomp($pwd=`pwd`);
209    my $archlibexp = $Config{archlibexp};
210    my $usedl = $Config{usedl};
211    if ($usedl eq 'define') {
212	`./$^X -pibak -e 's{$pwd\/libperl.x}{$archlibexp/CORE/libperl.x}' lib/Config.pm`;
213    }
214}
215
216if ($opts{netware}) {
217    # This is required only if we are installing on a NetWare server
218    $installscript = $Config{installnwscripts};
219    $installprivlib = $Config{installnwlib};
220    $installarchlib = $Config{installnwlib};
221    $installsitelib = $Config{installnwlib};
222}
223
224my $binexp = $Config{binexp};
225
226if ($Is_VMS) {  # Hang in there until File::Spec hits the big time
227    foreach ( \$installbin,     \$installscript,  \$installprivlib,
228	      \$installarchlib, \$installsitelib, \$installsitearch,
229	      \$installman1dir ) {
230	$$_ = unixify($$_);  $$_ =~ s:/$::;
231    }
232}
233
234# Do some quick sanity checks.
235
236   $installbin		|| die "No installbin directory in config.sh\n";
237-d $installbin	        || mkpath($installbin);
238-d $installbin		|| $opts{notify} || die "$installbin is not a directory\n";
239
240if (!$Is_NetWare) {
241if (!$Is_VMS) {
242-x 'perl' . $exe_ext	|| die "perl isn't executable!\n";
243}
244else {
245-x $ndbg . 'perl' . $exe_ext	|| die "${ndbg}perl$exe_ext isn't executable!\n";
246    if ($dbg) {
247        -x $dbg . 'perl' . $exe_ext	|| die "${dbg}perl$exe_ext isn't executable!\n";
248    }
249}
250
251#-f 't/rantests'		|| $Is_W32
252#			|| warn "WARNING: You've never run 'make test' or",
253#				" some tests failed! (Installing anyway.)\n";
254} #if (!$Is_NetWare)
255
256# This will be used to store the packlist
257$packlist = ExtUtils::Packlist->new("$installarchlib/.packlist");
258
259if (($Is_W32 and ! $Is_NetWare) or $Is_Cygwin) {
260    my $perldll;
261
262    if ($Is_Cygwin) {
263	$perldll = $libperl;
264    } else {
265	$perldll = 'perl5'.$Config{patchlevel}.'.'.$so;
266    }
267
268    if ($dlsrc ne "dl_none.xs") {
269	-f $perldll || die "No perl DLL built\n";
270    }
271
272    # Install the DLL
273    safe_unlink("$installbin/$perldll");
274    copy("$perldll", "$installbin/$perldll");
275    chmod(0755, "$installbin/$perldll");
276    $packlist->{"$Config{installbin}/$perldll"} = { type => 'file' };
277} # if (($Is_W32 and ! $Is_NetWare) or $Is_Cygwin)
278
279# Get the install command and flags from the environment
280my @installcmd = $ENV{"INSTALL"} || "install";
281push(@installcmd, $ENV{"INSTALL_COPY"} || "-c");
282
283# First we install the version-numbered executables.
284
285if ($Is_VMS) {
286    safe_unlink("$installbin/perl_setup.com");
287    copy("perl_setup.com", "$installbin/perl_setup.com");
288    chmod(0755, "$installbin/perl_setup.com");
289    safe_unlink("$installbin/$dbg$perl$exe_ext");
290    copy("$dbg$perl$exe_ext", "$installbin/$dbg$perl$exe_ext");
291    chmod(0755, "$installbin/$dbg$perl$exe_ext");
292    safe_unlink("$installbin/$dbg${perl}shr$exe_ext");
293    copy("$dbg${perl}shr$exe_ext", "$installbin/$dbg${perl}shr$exe_ext");
294    chmod(0755, "$installbin/$dbg${perl}shr$exe_ext");
295    if ($ndbg) {
296        safe_unlink("$installbin/$ndbg$perl$exe_ext");
297        copy("$ndbg$perl$exe_ext", "$installbin/$ndbg$perl$exe_ext");
298        chmod(0755, "$installbin/$ndbg$perl$exe_ext");
299	safe_unlink("$installbin/${dbg}a2p$exe_ext");
300	copy("x2p/${dbg}a2p$exe_ext", "$installbin/${dbg}a2p$exe_ext");
301	chmod(0755, "$installbin/${dbg}a2p$exe_ext");
302    }
303}
304elsif ($^O ne 'dos') {
305    if (!$Is_NetWare) {
306	install("perl$exe_ext", "$installbin/$perl_verbase$ver$exe_ext", "0755");
307    }
308    else {
309	# If installing onto a NetWare server
310        if ($opts{netware}) {
311	    # Copy perl.nlm, echo.nlm, type.nlm, a2p.nlm & cgi2perl.nlm
312            mkpath($Config{installnwsystem});
313	    copy("netware\\".$ENV{'MAKE_TYPE'}."\\perl.nlm", $Config{installnwsystem});
314	    copy("netware\\testnlm\\echo\\echo.nlm", $Config{installnwsystem});
315	    copy("netware\\testnlm\\type\\type.nlm", $Config{installnwsystem});
316	    copy("x2p\\a2p.nlm", $Config{installnwsystem});
317	    chmod(0755, "$Config{installnwsystem}\\perl.nlm");
318            mkpath($Config{installnwlcgi});
319	    copy("lib\\auto\\cgi2perl\\cgi2perl.nlm", $Config{installnwlcgi});
320	}
321    } #if (!$Is_NetWare)
322}
323else {
324    safe_unlink("$installbin/$perl.exe");
325    copy("perl.exe", "$installbin/$perl.exe");
326}
327
328# Install library files.
329
330my $do_installarchlib = !samepath($installarchlib, 'lib');
331my $do_installprivlib = !samepath($installprivlib, 'lib');
332my $vershort = ($Is_Cygwin and !$Config{usedevel}) ? substr($ver,0,-2) : $ver;
333$do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$vershort/);
334
335mkpath($installprivlib);
336mkpath($installarchlib);
337mkpath($installsitelib, $opts{verbose}, 0777) if ($installsitelib);
338mkpath($installsitearch, $opts{verbose}, 0777) if ($installsitearch);
339
340if (-d 'lib') {
341    find({no_chdir => 1, wanted => \&installlib}, 'lib')
342        if $do_installarchlib || $do_installprivlib;
343}
344else {
345    warn "Can't install lib files - 'lib/' does not exist";
346}
347
348# Install header files and libraries.
349mkpath("$installarchlib/CORE");
350my @corefiles;
351if ($Is_VMS) {  # We did core file selection during build
352    my $coredir = "lib/$Config{archname}/$ver/CORE";
353    $coredir =~ tr/./_/;
354    map { s|^$coredir/||i; } @corefiles = <$coredir/*.*>;
355}
356elsif ($Is_Cygwin) { # On Cygwin symlink it to CORE to make Makefile happy
357    @corefiles = <*.h libperl*.* perl*$Config{lib_ext}>;
358    my $coredll = "$installarchlib/CORE/$libperl";
359    my $instcoredll = "$Config{installarchlib}/CORE/$libperl";
360    safe_unlink($coredll);
361    ( $Config{'d_link'} eq 'define' &&
362      eval {
363          CORE::link("$installbin/$libperl", $coredll);
364          $packlist->{$instcoredll} = { from => "$Config{installbin}/$libperl",
365                                    type => 'link' };
366      }
367    ) ||
368    eval {
369        symlink("$installbin/$libperl", $coredll);
370        $packlist->{$instcoredll} = { from => "$Config{installbin}/$libperl",
371                                  type => 'link' };
372    } ||
373    ( copy("$installbin/$libperl", $coredll) &&
374      push(@corefiles, $instcoredll)
375    )
376} else {
377    # [als] hard-coded 'libperl' name... not good!
378    #@corefiles = <*.h libperl*.* perl*$Config{lib_ext}>;
379    @corefiles = <*.h *.inc perl*$Config{lib_ext}>;
380    push(@corefiles,<libperl*.*>) unless defined($ENV{"NOLIBINSTALL"});
381
382    # AIX needs perl.exp installed as well.
383    push(@corefiles,'perl.exp') if $^O eq 'aix';
384}
385foreach my $file (@corefiles) {
386    # HP-UX (at least) needs to maintain execute permissions
387    # on dynamically-loadable libraries. So we do it for all.
388    if (copy_if_diff($file,"$installarchlib/CORE/$file")) {
389	if ($file =~ /\.(\Q$so\E|\Q$dlext\E)$/) {
390	    strip("-S", "$installarchlib/CORE/$file") if $^O eq 'darwin';
391	    chmod(0555, "$installarchlib/CORE/$file");
392	} else {
393	    chmod(0444, "$installarchlib/CORE/$file");
394	}
395    }
396}
397
398# Install main perl executables
399# Make links to ordinary names if installbin directory isn't current directory.
400
401if (! $versiononly && ! samepath($installbin, '.') && ($^O ne 'dos') && ! $Is_VMS && ! $Is_NetWare) {
402    safe_unlink("$installbin/$perl$exe_ext", "$installbin/suid$perl$exe_ext");
403    if ($^O eq 'vos') {
404	# VOS doesn't support hard links, so use a symlink.
405	symlink("$installbin/$perl_verbase$ver$exe_ext",
406		"$installbin/$perl$exe_ext");
407    } else {
408	link("$installbin/$perl_verbase$ver$exe_ext",
409		"$installbin/$perl$exe_ext");
410    }
411}
412
413# For development purposes it can be very useful to have multiple perls
414# build for different "architectures" (eg threading or not) simultaneously.
415if ($opts{archname} && ! samepath($installbin, '.') && ($^O ne 'dos') && ! $Is_VMS) {
416    my $archperl = "$perl_verbase$ver-$Config{archname}$exe_ext";
417    safe_unlink("$installbin/$archperl");
418    if ($^O eq 'vos') {
419	# VOS doesn't support hard links, so use a symlink.
420	symlink("$installbin/$perl_verbase$ver$exe_ext",
421		"$installbin/$archperl");
422    } else {
423	link("$installbin/$perl_verbase$ver$exe_ext", "$installbin/$archperl");
424    }
425}
426
427# Offer to install perl in a "standard" location
428
429my $mainperl_is_instperl = 0;
430
431if ($Config{installusrbinperl} && $Config{installusrbinperl} eq 'define' &&
432    !$versiononly && !$opts{notify} && !$Is_W32 && !$Is_NetWare && !$Is_VMS && -t STDIN && -t STDERR
433	&& -w $mainperldir && ! samepath($mainperldir, $installbin)) {
434    my($usrbinperl)	= "$mainperldir/$perl$exe_ext";
435    my($instperl)	= "$installbin/$perl$exe_ext";
436    my($expinstperl)	= "$binexp/$perl$exe_ext";
437
438    # First make sure $usrbinperl is not already the same as the perl we
439    # just installed.
440    if (-x $usrbinperl) {
441	# Try to be clever about mainperl being a symbolic link
442	# to binexp/perl if binexp and installbin are different.
443	$mainperl_is_instperl =
444	    samepath($usrbinperl, $instperl) ||
445	    samepath($usrbinperl, $expinstperl) ||
446	     (($binexp ne $installbin) &&
447	      (-l $usrbinperl) &&
448	      ((readlink $usrbinperl) eq $expinstperl));
449    }
450    if (! $mainperl_is_instperl) {
451	unlink($usrbinperl);
452	( $Config{'d_link'} eq 'define' &&
453	  eval { CORE::link $instperl, $usrbinperl } )	||
454	eval { symlink $expinstperl, $usrbinperl }	||
455	copy($instperl, $usrbinperl);
456
457	$mainperl_is_instperl = 1;
458    }
459}
460
461# Make links to ordinary names if installbin directory isn't current directory.
462if (!$Is_NetWare && $dbg eq '') {
463    if (! samepath($installbin, 'x2p')) {
464	my $base = 'a2p';
465	$base .= $ver if $versiononly;
466	safe_unlink("$installbin/$base$exe_ext");
467	copy("x2p/a2p$exe_ext", "$installbin/$base$exe_ext");
468	strip("$installbin/$base$exe_ext");
469	if (defined($opts{uid}) || defined($opts{gid})) {
470	    chown($opts{uid}, $opts{gid}, "$installbin/$base$exe_ext");
471	}
472	chmod(0755, "$installbin/$base$exe_ext");
473    }
474}
475
476# cppstdin is just a script, but it is architecture-dependent, so
477# it can't safely be shared.  Place it in $installbin.
478# Note that Configure doesn't build cppstin if it isn't needed, so
479# we skip this if cppstdin doesn't exist.
480if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) {
481    safe_unlink("$installbin/cppstdin");
482    copy("cppstdin", "$installbin/cppstdin");
483    chmod(0755, "$installbin/cppstdin");
484}
485
486sub script_alias {
487    my ($installscript, $orig, $alias, $scr_ext) = @_;
488
489    safe_unlink("$installscript/$alias$scr_ext");
490    if ($^O eq 'dos' or $Is_VMS or $^O eq 'transit') {
491	copy("$installscript/$orig$scr_ext",
492	     "$installscript/$alias$scr_ext");
493    } elsif ($^O eq 'vos') {
494	symlink("$installscript/$orig$scr_ext",
495		"$installscript/$alias$scr_ext");
496    } else {
497	link("$installscript/$orig$scr_ext",
498	     "$installscript/$alias$scr_ext");
499    }
500}
501
502# Install scripts.
503mkpath($installscript);
504if ($versiononly) {
505    for (@scripts) {
506	(my $base = $_) =~ s#.*/##;
507	$base .= $ver;
508	copy($_,    "$installscript/$base");
509	chmod(0755, "$installscript/$base");
510    }
511
512    for (@tolink) {
513	my ($from, $to) = map { "$_$ver" } @$_;
514	(my $frbase = $from) =~ s#.*/##;
515	(my $tobase = $to) =~ s#.*/##;
516	script_alias($installscript, $frbase, $tobase, $scr_ext);
517    }
518} else {
519    for (@scripts) {
520	(my $base = $_) =~ s#.*/##;
521	copy($_, "$installscript/$base");
522	chmod(0755, "$installscript/$base");
523    }
524
525    for (@tolink) {
526	my ($from, $to) = @$_;
527	(my $frbase = $from) =~ s#.*/##;
528	(my $tobase = $to) =~ s#.*/##;
529	script_alias($installscript, $frbase, $tobase, $scr_ext);
530    }
531}
532
533# Install pod pages.  Where? I guess in $installprivlib/pod
534# ($installprivlib/pods for cygwin).
535if (!$opts{nopods} && (!$versiononly || ($installprivlib =~ m/\Q$vershort/))) {
536    my $pod = ($Is_Cygwin || $Is_Darwin || $Is_VMS || $Is_W32) ? 'pods' : 'pod';
537    mkpath("${installprivlib}/$pod");
538
539    for (map {$_->[1]} @{get_pod_metadata()->{master}}) {
540	# $_ is a name like  pod/perl.pod
541	(my $base = $_) =~ s#.*/##;
542	copy_if_diff($_, "${installprivlib}/$pod/${base}");
543	chmod(0644, "${installprivlib}/$pod/${base}");
544    }
545
546}
547
548# Check to make sure there aren't other perls around in installer's
549# path.  This is probably UNIX-specific.  Check all absolute directories
550# in the path except for where public executables are supposed to live.
551# Also skip $mainperl if the user opted to have it be a link to the
552# installed perl.
553
554if (!$versiononly && !$opts{'skip-otherperls'}) {
555    my ($path, @path);
556    my $dirsep = ($Is_OS2 || $Is_W32 || $Is_NetWare) ? ';' : ':' ;
557    ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
558    @path = split(/$dirsep/, $path);
559    if ($Is_VMS) {
560	my $i = 0;
561	while (exists $ENV{'DCL$PATH' . $i}) {
562	    my $dir = unixpath($ENV{'DCL$PATH' . $i});  $dir =~ s-/$--;
563	    push(@path,$dir);
564	}
565    }
566    my @otherperls;
567    my %otherperls;
568    for (@path) {
569	next unless m,^/,;
570	# Use &samepath here because some systems have other dirs linked
571	# to $mainperldir (like SunOS)
572	next unless -d;
573	next if samepath($_, $binexp);
574	next if samepath($_, cwd());
575	next if ($mainperl_is_instperl && samepath($_, $mainperldir));
576	my $otherperl = "$_/$perl$exe_ext";
577	next if $otherperls{$otherperl}++;
578	push(@otherperls, $otherperl)
579	    if (-x $otherperl && ! -d $otherperl);
580    }
581    if (@otherperls) {
582	warn "\nWarning: $perl appears in your path in the following " .
583	    "locations beyond where\nwe just installed it:\n";
584	for (@otherperls) {
585	    warn "    ", $_, "\n";
586	}
587	warn "\n";
588    }
589
590}
591
592$packlist->write() unless $opts{notify};
593if (defined($opts{uid}) || defined($opts{gid})) {
594    chown($opts{uid}, $opts{gid}, $packlist->packlist_file());
595}
596print "  Installation complete\n" if $opts{verbose};
597
598exit 0;
599
600###############################################################################
601
602# If these are needed elsewhere, move them into install_lib.pl rather than
603# copying them.
604
605sub yn {
606    my($prompt) = @_;
607    my($answer);
608    my($default) = $prompt =~ m/\[([yn])\]\s*$/i;
609    print STDERR $prompt;
610    chop($answer = <STDIN>);
611    $answer = $default if $answer =~ m/^\s*$/;
612    ($answer =~ m/^[yY]/);
613}
614
615sub safe_unlink {
616    return if $opts{notify} or $Is_VMS;
617    my @names = @_;
618    foreach my $name (@names) {
619	next unless -e $name;
620	chmod 0777, $name if ($Is_OS2 || $Is_W32 || $Is_NetWare);
621	print "  unlink $name\n" if $opts{verbose};
622	next if CORE::unlink($name);
623	warn "Couldn't unlink $name: $!\n";
624	if ($! =~ /busy/i) {
625	    print "  mv $name $name.old\n" if $opts{verbose};
626	    safe_rename($name, "$name.old")
627		or warn "Couldn't rename $name: $!\n";
628	}
629    }
630}
631
632sub copy {
633    my($from,$to) = @_;
634    my($success) = 0;
635
636    my $xto = $to;
637    $xto =~ s/^\Q$opts{destdir}\E//;
638    print $opts{verbose} ? "  cp $from $xto\n" : "  $xto\n"
639	unless $opts{silent};
640    print "  creating new version of $xto\n"
641	if $Is_VMS and -e $to and !$opts{silent};
642    unless ($opts{notify} or File::Copy::copy($from, $to) and ++$success) {
643	# Might have been that F::C::c can't overwrite the target
644	warn "Couldn't copy $from to $to: $!\n"
645	    unless -f $to and (chmod(0666, $to), unlink $to)
646		   and File::Copy::copy($from, $to) and ++$success;
647    }
648    if (defined($opts{uid}) || defined($opts{gid})) {
649	chown($opts{uid}, $opts{gid}, $to) if $success;
650    }
651    $packlist->{$xto} = { type => 'file' };
652}
653
654sub install {
655    my($from,$to,$mode) = @_;
656
657    my $xto = $to;
658    my $cmd = join(' ', @installcmd);
659    $cmd .= " -m $mode" if $mode;
660    $cmd .= " -o $opts{uid}" if defined($opts{uid});
661    $cmd .= " -g $opts{gid}" if defined($opts{gid});
662    $cmd .= " -s" if $opts{strip};
663    $cmd .= " $from $to";
664    $xto =~ s/^\Q$opts{destdir}\E// if $opts{destdir};
665    print $opts{verbose} ? "  install $from $xto\n" : "  $xto\n" unless $opts{silent};
666    system($cmd);
667    warn "Couldn't $cmd\n" if $?;
668    $packlist->{$xto} = { type => 'file' };
669}
670
671sub installlib {
672    my $dir = $File::Find::dir;
673    $dir =~ s!\Alib/?!!;
674
675    m!([^/]+)\z!;
676    my $name = $1;
677
678    # This remains ugly, and in need of refactoring.
679
680    # $name always starts as the leafname
681    # $dir is the directory *within* lib
682    # $name later has $dir pre-pended, to give the relative path in lib/
683    # which is used to create the path in the target directory.
684
685    # $_ was always the filename to use on disk. Adding no_chdir doesn't change
686    # this, as $_ becomes a pathname, and so still works. However, it's not
687    # obvious that $_ is needed later, and hence $_ must not be modified.
688
689    # Also, many of the regex exclusion tests below are now superfluous, as the
690    # files in question are either no longer in blead, or now in ext/, dist/ or
691    # cpan/ and not copied into lib/
692
693    # Ignore version control directories.
694    if ($name =~ /^(?:CVS|RCS|SCCS|\.svn)\z/ and -d $name) {
695	$File::Find::prune = 1;
696	return;
697    }
698
699    # If we have different install version, install that instead
700    return if -e "$_.install";
701    $name =~ s/\.install$//;
702
703    # ignore patch backups, RCS files, emacs backup & temp files and the
704    # .exists files, .PL files, and test files.
705    return if $name =~ m{\.orig$|\.rej$|~$|^#.+#$|,v$|^\.exists|\.PL$|\.plc$|\.t$|^test\.pl$|^dbm_filter_util\.pl$|^filter-util\.pl$|^uupacktool\.pl$|^\.gitignore$} ||
706	      $dir  =~ m{/t(?:/|$)};
707    # ignore the cpan script in lib/CPAN/bin, the instmodsh and xsubpp
708    # scripts in lib/ExtUtils, the prove script in lib/Test/Harness,
709    # the corelist script from lib/Module/CoreList/bin and ptar* in
710    # lib/Archive/Tar/bin, the config_data script in lib/Module/Build/scripts
711    # and zipdetails in cpan/IO-Compress/bin
712    # (they're installed later with other utils)
713    return if $name =~ /^(?:cpan|instmodsh|prove|corelist|ptar|ptardiff|ptargrep|config_data|zipdetails)\z/;
714    # ignore the Makefiles
715    return if $name =~ /^makefile$/i;
716    # ignore the test extensions
717    return if $dir =~ m{\bXS/(?:APItest|Typemap)\b};
718    return if $name =~ m{\b(?:APItest|Typemap)\.pm$};
719    # ignore the build support code
720    return if $name =~ /\bbuildcustomize\.pl$/;
721    # ignore the demo files
722    return if $dir =~ /\b(?:demos?|eg)\b/;
723    # ignore unneeded unicore files
724    if ( $dir =~ /^unicore/ ) {
725      if ( $name =~ /\.txt\z/ ) {
726        # We can ignore most, but not all .txt files
727        return unless $name =~ /\A(?:Blocks|SpecialCasing|NamedSequences)\.txt\z/;
728      }
729      else {
730        # TestProp only needed during testing
731        return if $name =~ /\ATestProp.pl\z/;
732        # we need version and *.pl files and can skip the rest
733        return unless $name =~ /\A(?:version|\w+\.p[lm])\z/;
734      }
735    }
736
737    # ignore READMEs, MANIFESTs, INSTALL docs, META.ymls and change logs.
738    # Changes.e2x and README.e2x are needed by enc2xs.
739    return if $name =~ m{^(?:README(?:\.\w+)?)$} && $name ne 'README.e2x';
740    return if $name =~ m{^(?:MANIFEST|META\.yml)$};
741    return if $name =~ m{^(?:INSTALL|TODO|BUGS|CREDITS)$}i;
742    return if $name =~ m{^change(?:s|log)(?:\.libnet)?$}i;
743    return if $name =~ m{^(?:SIGNATURE|PAUSE200\d\.pub)$}; # CPAN files
744    return if $name =~ m{^(?:NOTES|PATCHING)$}; # ExtUtils files
745
746    # if using a shared perl library then ignore:
747    # - static library files [of statically linked extensions];
748    # - import library files and export library files (only present on Win32
749    #   anyway?) and empty bootstrap files [of dynamically linked extensions].
750    return if $Config{useshrplib} eq 'true' and
751             ($name =~ /$Config{_a}$/ or $name =~ /\.exp$/ or ($name =~ /\.bs$/ and -z $name));
752
753    $name = "$dir/$name" if $dir ne '';
754
755    # ignore pods that are stand alone documentation from dual life modules.
756    return if /\.pod\z/ && is_duplicate_pod($_);
757
758    return if $name eq 'ExtUtils/XSSymSet.pm' and !$Is_VMS;
759
760    my $installlib = $installprivlib;
761    if ($dir =~ /^auto\// ||
762	  ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1}) ||
763	  ($name =~ /^(.*)\.(?:h|lib)$/i && ($Is_W32 || $Is_NetWare)) ||
764	  $name=~/^Config_(heavy|git)\.pl\z/
765       ) {
766	$installlib = $installarchlib;
767	return unless $do_installarchlib;
768    } else {
769	return unless $do_installprivlib;
770    }
771
772    if ($Is_NetWare && !$opts{netware} && /\.(?:nlp|nlm|bs)$/) {
773        # Don't copy .nlp,.nlm files, doesn't make sense on Windows and also
774        # if copied will give problems when building new extensions.
775        # Has to be copied if we are installing on a NetWare server and
776        # hence the check !$opts{netware}
777        return;
778    }
779
780    if (-f $_) {
781	my $xname = "$installlib/$name";
782	$xname =~ s/^\Q$opts{destdir}\E//;
783	$packlist->{$xname} = { type => 'file' };
784        if ($opts{force} || compare($_, "$installlib/$name") || $opts{notify}) {
785	    unlink("$installlib/$name");
786	    mkpath("$installlib/$dir");
787	    # HP-UX (at least) needs to maintain execute permissions
788	    # on dynamically-loaded libraries.
789            if (copy_if_diff($_, "$installlib/$name")) {
790                strip("-S", "$installlib/$name")
791                    if $^O eq 'darwin' and /\.(?:so|$dlext|a)$/;
792                chmod(/\.(so|$dlext)$/ ? 0555 : 0444, "$installlib/$name");
793            }
794	}
795    }
796}
797
798# Copy $from to $to, only if $from is different than $to.
799# Also preserve modification times for .a libraries.
800# On some systems, if you do
801#   ranlib libperl.a
802#   cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
803# and then try to link against the installed libperl.a, you might
804# get an error message to the effect that the symbol table is older
805# than the library.
806# Return true if copying occurred.
807
808sub copy_if_diff {
809    my($from,$to)=@_;
810    return 1 if (($^O eq 'VMS') && (-d $from));
811    my $xto = $to;
812    $xto =~ s/^\Q$opts{destdir}\E//;
813    my $perlpodbadsymlink;
814    if ($from =~ m!^pod/perl[\w-]+\.pod$! &&
815	-l $from &&
816	! -e $from) {
817	# Some Linux implementations have problems traversing over
818	# multiple symlinks (when going over NFS?) and fail to read
819	# the symlink target.  Combine this with the fact that some
820	# of the pod files (the perl$OS.pod) are symlinks (to ../README.$OS),
821	# and you end up with those pods not getting installed.
822	$perlpodbadsymlink = 1;
823    }
824    -f $from || $perlpodbadsymlink || warn "$0: $from not found";
825    $packlist->{$xto} = { type => 'file' };
826    if ($opts{force} || compare($from, $to) || $opts{notify}) {
827	safe_unlink($to);   # In case we don't have write permissions.
828	if ($perlpodbadsymlink && $from =~ m!^pod/perl(.+)\.pod$!) {
829	    $from = "README.$1";
830	}
831	copy($from, $to);
832	# Restore timestamps if it's a .a library or for OS/2.
833	if (!$opts{notify} && ($Is_OS2 || $to =~ /\.a$/)) {
834	    my ($atime, $mtime) = (stat $from)[8,9];
835	    utime $atime, $mtime, $to;
836	}
837	1;
838    }
839}
840
841sub strip
842{
843    my(@args) = @_;
844
845    return unless $opts{strip};
846
847    my @opts;
848    while (@args && $args[0] =~ /^(-\w+)$/) {
849	push @opts, shift @args;
850    }
851
852    foreach my $file (@args) {
853	if (-f $file) {
854	    if ($opts{verbose}) {
855		print "  strip " . join(' ', @opts);
856		print " " if (@opts);
857		print "$file\n";
858	    }
859	    system("strip", @opts, $file);
860	} else {
861	    print "# file '$file' skipped\n" if $opts{verbose};
862	}
863    }
864}
865
866# Local variables:
867# cperl-indent-level: 4
868# indent-tabs-mode: nil
869# End:
870#
871# ex: set ts=8 sts=4 sw=4 et:
872