xref: /openbsd-src/gnu/usr.bin/perl/installperl (revision db3296cf5c1dd9058ceecc3a29fe4aaa0bd26000)
1#!./perl
2#	$OpenBSD: installperl,v 1.13 2001/05/24 18:34:50 millert Exp $
3#
4# This is hacked up, in order to support DESTDIR and INSTALL_STRIP.
5#
6
7BEGIN {
8    require 5.004;
9    chdir '..' if !-d 'lib' and -d '..\lib';
10    @INC = 'lib';
11    $ENV{PERL5LIB} = 'lib';
12}
13
14use strict;
15my ($Is_VMS, $Is_W32, $Is_OS2, $Is_Cygwin, $Is_Darwin,
16    $nonono, $dostrip, $versiononly, $silent, $verbose,
17    $otherperls, $archname,$Is_NetWare, $nwinstall, $nopods);
18use vars qw /$depth/;
19
20BEGIN {
21    $Is_VMS = $^O eq 'VMS';
22    $Is_W32 = $^O eq 'MSWin32';
23    $Is_OS2 = $^O eq 'os2';
24    $Is_Cygwin = $^O eq 'cygwin';
25    $Is_Darwin = $^O eq 'darwin';
26    if ($Is_VMS) { eval 'use VMS::Filespec;' }
27}
28
29my $scr_ext = ($Is_VMS ? '.Com' : $Is_W32 ? '.bat' : '');
30
31use File::Find;
32use File::Compare;
33use File::Copy ();
34use File::Path ();
35use ExtUtils::Packlist;
36use Config;
37use subs qw(unlink link chmod cmd);
38
39if ($Config{d_umask}) {
40    umask(022); # umasks like 077 aren't that useful for installations
41}
42
43$Is_NetWare = $Config{osname} eq 'NetWare';
44if ($Is_NetWare) {
45	$Is_W32 = 0;
46	$scr_ext = '.pl';
47}
48
49# override the ones in the rest of the script
50sub mkpath {
51    File::Path::mkpath(@_) unless $nonono;
52}
53
54my $mainperldir = "/usr/bin";
55my $exe_ext = $Config{exe_ext};
56
57# Allow ``make install PERLNAME=something_besides_perl'':
58my $perl = defined($ENV{PERLNAME}) ? $ENV{PERLNAME} : 'perl';
59
60# This is the base used for versioned names, like "perl5.6.0".
61# It's separate because a common use of $PERLNAME is to install
62# perl as "perl5", if that's used as base for versioned files you
63# get "perl55.6.0".
64my $perl_verbase = defined($ENV{PERLNAME_VERBASE})
65		    ? $ENV{PERLNAME_VERBASE}
66		    : $perl;
67
68$otherperls = 1;
69while (@ARGV) {
70    $nonono = 1 if $ARGV[0] eq '-n';
71    $dostrip = 1 if $ARGV[0] eq '-s';
72    $versiononly = 1 if $ARGV[0] eq '-v';
73    $versiononly = 0 if $ARGV[0] eq '+v';
74    $silent = 1 if $ARGV[0] eq '-S';
75    $otherperls = 0 if $ARGV[0] eq '-o';
76    $verbose = 1 if $ARGV[0] eq '-V' || $ARGV [0] eq '-n';
77    $archname = 1 if $ARGV[0] eq '-A';
78	$nwinstall = 1 if $ARGV[0] eq '-netware';
79    $nopods = 1 if $ARGV[0] eq '-p';
80    if ($ARGV[0] eq '-?' or $ARGV[0] =~ /^-?-h/) {
81      print <<"EOT";
82Usage $0: [switches]
83  -n	    Don't actually run any commands; just print them.
84  -s        Run strip on installed binaries.
85  -v        Only install perl as a binary with the version number in the name.
86            (Override whatever config.sh says)
87  +v        Install perl as "perl" and as a binary with the version number in
88            the name.  (Override whatever config.sh says)
89  -S        Silent mode.
90  -o        Skip checking for other copies of perl in your PATH.
91  -V        Verbose mode.
92  -A        Also install perl with the architecture's name in the perl binary's
93            name.
94  -p        Don't install the pod files. [This will break use diagnostics;]
95  -netware  Install correctly on a Netware server.
96EOT
97      exit;
98    }
99    shift;
100}
101
102$versiononly = 1 if $Config{versiononly} && !defined $versiononly;
103my (@scripts, @tolink);
104open SCRIPTS, "utils.lst" or die "Can't open utils.lst: $!";
105while (<SCRIPTS>) {
106    next if /^#/;
107    next if /#\s*pod\s*=/; # Binary programs need separate treatment
108    chomp;
109    if (/(\S*)\s*#\s*link\s*=\s*(\S*)/) {
110        push @scripts, $1;
111        push @tolink, [$1, $2];
112    } else {
113        push @scripts, $_;
114    }
115}
116close SCRIPTS;
117
118if ($scr_ext) { @scripts = map { "$_$scr_ext" } @scripts; }
119
120my @pods = $nopods ? () : (<pod/*.pod>);
121
122# Specify here any .pm files that are actually architecture-dependent.
123# (Those included with XS extensions under ext/ are automatically
124# added later.)
125# Now that the default privlib has the full perl version number included,
126# we no longer have to play the trick of sticking version-specific .pm
127# files under the archlib directory.
128my %archpms = (
129    Config => 1,
130    lib => 1,
131    Cwd => 1,
132);
133
134if ($^O eq 'dos') {
135    push(@scripts,'djgpp/fixpmain');
136    $archpms{config} = $archpms{filehand} = 1;
137}
138
139if ((-e "testcompile") && (defined($ENV{'COMPILE'})))
140{
141	push(@scripts, map("$_.exe", @scripts));
142}
143
144find(sub {
145	if ("$File::Find::dir/$_" =~ m{^ext\b(.*)/([^/]+)\.pm$}) {
146	    my($path, $modname) = ($1,$2);
147
148	    # strip trailing component first
149	    $path =~ s{/[^/]*$}{};
150
151	    # strip optional "/lib";
152	    $path =~ s{/lib\b}{};
153
154	    # strip any leading /
155	    $path =~ s{^/}{};
156
157	    # reconstitute canonical module name
158	    $modname = "$path/$modname" if length $path;
159
160	    # remember it
161	    $archpms{$modname} = 1;
162	}
163    }, 'ext');
164
165# print "[$_]\n" for sort keys %archpms;
166
167my $ver = $Config{version};
168my $release = substr($],0,3);   # Not used currently.
169my $patchlevel = substr($],3,2);
170die "Patchlevel of perl ($patchlevel)",
171    "and patchlevel of config.sh ($Config{'PERL_VERSION'}) don't match\n"
172	if $patchlevel != $Config{'PERL_VERSION'};
173
174my $installbin;
175my $installscript;
176my $installprivlib;
177my $installarchlib;
178my $installsitelib;
179my $installsitearch;
180my $installman1dir;
181my $installdest = $ENV{"DESTDIR"};
182
183$installdest =~ s:/+$::;
184if ($installdest ne '') {
185    # Fetch some frequently-used items from %Config, prefixing with DESTDIR.
186    $installbin = "$installdest/$Config{installbin}";
187    $installscript = "$installdest/$Config{installscript}";
188    $installprivlib = "$installdest/$Config{installprivlib}";
189    $installarchlib = "$installdest/$Config{installarchlib}";
190    $installsitelib = "$installdest/$Config{installsitelib}";
191    $installsitearch = "$installdest/$Config{installsitearch}";
192    $installman1dir = "$installdest/$Config{installman1dir}";
193    # Also whack $mainperldir.
194    $mainperldir = "$installdest/$mainperldir";
195} else {
196    # Fetch some frequently-used items from %Config
197    $installbin = $Config{installbin};
198    $installscript = $Config{installscript};
199    $installprivlib = $Config{installprivlib};
200    $installarchlib = $Config{installarchlib};
201    $installsitelib = $Config{installsitelib};
202    $installsitearch = $Config{installsitearch};
203    $installman1dir = $Config{installman1dir};
204}
205
206my $man1ext = $Config{man1ext};
207my $libperl = $Config{libperl};
208# Shared library and dynamic loading suffixes.
209my $so = $Config{so};
210my $dlext = $Config{dlext};
211my $dlsrc = $Config{dlsrc};
212if ($^O eq 'os390') {
213    my $pwd;
214    chomp($pwd=`pwd`);
215    my $archlibexp = $Config{archlibexp};
216    my $usedl = $Config{usedl};
217    if ($usedl eq 'define') {
218        `./$^X -pibak -e 's{$pwd\/libperl.x}{$archlibexp/CORE/libperl.x}' lib/Config.pm`;
219    }
220}
221
222if ($nwinstall) {
223	# This is required only if we are installing on a NetWare server
224	$installscript = $Config{installnwscripts};
225	$installprivlib = $Config{installnwlib};
226	$installarchlib = $Config{installnwlib};
227	$installsitelib = $Config{installnwlib};
228}
229
230my $d_dosuid = $Config{d_dosuid};
231my $binexp = $Config{binexp};
232
233if ($Is_VMS) {  # Hang in there until File::Spec hits the big time
234    foreach ( \$installbin,     \$installscript,  \$installprivlib,
235              \$installarchlib, \$installsitelib, \$installsitearch,
236              \$installman1dir ) {
237      $$_ = unixify($$_);  $$_ =~ s:/$::;
238    }
239}
240
241# Do some quick sanity checks.
242
243if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
244
245   $installbin		|| die "No installbin directory in config.sh\n";
246-d $installbin		|| mkpath($installbin, $verbose, 0777);
247-d $installbin		|| $nonono || die "$installbin is not a directory\n";
248-w $installbin		|| $nonono || die "$installbin is not writable by you\n"
249	unless $installbin =~ m#^/afs/# || $nonono;
250
251if (!$Is_NetWare) {
252-x 'perl' . $exe_ext	|| die "perl isn't executable!\n";
253-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
254
255-f 't/rantests'		|| $Is_W32
256                        || warn "WARNING: You've never run 'make test' or",
257                                " some tests failed! (Installing anyway.)\n";
258} #if (!$Is_NetWare)
259
260if (($Is_W32 and ! $Is_NetWare)  or $Is_Cygwin) {
261  my $perldll;
262
263  if ($Is_Cygwin) {
264    $perldll = $libperl;
265    my $v_e_r_s = $ver; $v_e_r_s =~ tr/./_/;
266    $perldll =~ s/(\..*)?$/$v_e_r_s.$dlext/;
267    $perldll =~ s/^lib/cyg/;
268    if ($Config{useshrplib} eq 'true') {
269      # install ld2 and perlld as well
270      foreach ('ld2', 'perlld') {
271        safe_unlink("$installbin/$_");
272        copy("$_", "$installbin/$_");
273        chmod(0755, "$installbin/$_");
274      };
275      {
276		open (LD2, ">$installbin/ld2");
277		print LD2 "#!/bin/sh\n#\n# ld wrapper, passes all args to perlld;\n#\n"
278		          . "for trythis in $installbin/perl\ndo\n  if [ -x \$trythis ]\n"
279		          . "  then\n    \$trythis $installbin/perlld \"\$\@\"\n"
280		          . "    exit \$?\n  fi\ndone\n# hard luck!\necho i see no perl"
281		          . " executable around there\necho perl is required to build "
282		          . "dynamic libraries\necho look if the path to perl in /bin/ld2"
283		          . " is correct\nexit 1\n";
284		close LD2;
285      };
286      chmod(0755, "$installbin/ld2");
287    };
288  } else {
289    $perldll = 'perl58.' . $dlext;
290  }
291
292  if ($dlsrc ne "dl_none.xs") {
293    -f $perldll || die "No perl DLL built\n";
294  }
295  # Install the DLL
296
297  safe_unlink("$installbin/$perldll");
298  copy("$perldll", "$installbin/$perldll");
299  chmod(0755, "$installbin/$perldll");
300
301} # if (($Is_W32 and ! $Is_NetWare) or $Is_Cygwin)
302
303# This will be used to store the packlist
304my $packlist = ExtUtils::Packlist->new("$installarchlib/.packlist");
305
306# Get the install command from the environment
307my $installcmd;
308if (defined($ENV{"INSTALL"})) {
309    $installcmd = $ENV{"INSTALL"}
310	. " " . $ENV{"INSTALL_COPY"}
311	. " " . $ENV{"INSTALL_STRIP"};
312} else {
313    $installcmd = "cp";
314}
315
316# First we install the version-numbered executables.
317if ($Is_VMS) {
318    safe_unlink("$installbin/$perl$exe_ext");
319    copy("perl$exe_ext", "$installbin/$perl$exe_ext");
320    chmod(0755, "$installbin/$perl$exe_ext");
321    safe_unlink("$installbin/${perl}shr$exe_ext");
322    copy("perlshr$exe_ext", "$installbin/${perl}shr$exe_ext");
323    chmod(0755, "$installbin/${perl}shr$exe_ext");
324}
325elsif ($^O eq 'mpeix') {
326    # MPE lacks hard links and requires that executables with special
327    # capabilities reside in the MPE namespace.
328    safe_unlink("$installbin/perl$ver$exe_ext", $Config{perlpath});
329    # Install the primary executable into the MPE namespace as perlpath.
330    copy("perl$exe_ext", $Config{perlpath});
331    chmod(0755, $Config{perlpath});
332    # Create a backup copy with the version number.
333    link($Config{perlpath}, "$installbin/perl$ver$exe_ext");
334}
335elsif ($^O ne 'dos') {
336	if (!$Is_NetWare) {
337		safe_unlink("$installbin/$perl_verbase$ver$exe_ext");
338		#copy("perl$exe_ext", "$installbin/$perl_verbase$ver$exe_ext");
339		cmd("$installcmd perl$exe_ext $installbin/$perl_verbase$ver$exe_ext");
340		strip("$installbin/$perl_verbase$ver$exe_ext");
341		chmod(0755, "$installbin/$perl_verbase$ver$exe_ext");
342	}
343	else {
344		# If installing onto a NetWare server
345		if ($nwinstall) {
346			# Copy perl.nlm, echo.nlm, type.nlm, a2p.nlm & cgi2perl.nlm
347			mkpath($Config{installnwsystem}, 1, 0777);
348			copy("netware\\".$ENV{'MAKE_TYPE'}."\\perl.nlm", $Config{installnwsystem});
349			copy("netware\\testnlm\\echo\\echo.nlm", $Config{installnwsystem});
350			copy("netware\\testnlm\\type\\type.nlm", $Config{installnwsystem});
351			copy("x2p\\a2p.nlm", $Config{installnwsystem});
352			chmod(0755, "$Config{installnwsystem}\\perl.nlm");
353			mkpath($Config{installnwlcgi}, 1, 0777);
354			copy("lib\\auto\\cgi2perl\\cgi2perl.nlm", $Config{installnwlcgi});
355		}
356	} #if (!$Is_NetWare)
357}
358else {
359    safe_unlink("$installbin/$perl.exe");
360    copy("perl.exe", "$installbin/$perl.exe");
361}
362
363safe_unlink("$installbin/s$perl_verbase$ver$exe_ext");
364if ($d_dosuid) {
365    #copy("suidperl$exe_ext", "$installbin/s$perl_verbase$ver$exe_ext");
366    cmd("$installcmd suidperl$exe_ext $installbin/s$perl_verbase$ver$exe_ext");
367    chmod(04711, "$installbin/s$perl_verbase$ver$exe_ext");
368}
369
370# Install library files.
371
372my ($do_installarchlib, $do_installprivlib) = (0, 0);
373
374mkpath($installprivlib, $verbose, 0777);
375mkpath($installarchlib, $verbose, 0777);
376mkpath($installsitelib, $verbose, 0777) if ($installsitelib);
377mkpath($installsitearch, $verbose, 0777) if ($installsitearch);
378
379if (chdir "lib") {
380    $do_installarchlib = ! samepath($installarchlib, '.');
381    $do_installprivlib = ! samepath($installprivlib, '.');
382    $do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$ver/);
383
384    if ($do_installarchlib || $do_installprivlib) {
385	find(\&installlib, '.');
386    }
387    chdir ".." || die "Can't cd back to source directory: $!\n";
388}
389else {
390    warn "Can't cd to lib to install lib files: $!\n";
391}
392
393# Install header files and libraries.
394mkpath("$installarchlib/CORE", $verbose, 0777);
395my @corefiles;
396if ($Is_VMS) {  # We did core file selection during build
397    my $coredir = "lib/$Config{archname}/$ver/CORE";
398    $coredir =~ tr/./_/;
399    map { s|^$coredir/||i; } @corefiles = <$coredir/*.*>;
400}
401else {
402    # [als] hard-coded 'libperl' name... not good!
403    #@corefiles = <*.h libperl*.*>;
404    @corefiles = <*.h>;
405    push(@corefiles,<libperl*.*>) unless defined($ENV{"NOLIBINSTALL"});
406
407    # AIX needs perl.exp installed as well.
408    push(@corefiles,'perl.exp') if $^O eq 'aix';
409    if ($^O eq 'mpeix') {
410        # MPE needs mpeixish.h installed as well.
411        mkpath("$installarchlib/CORE/mpeix", $verbose, 0777);
412        push(@corefiles,'mpeix/mpeixish.h');
413    }
414    # If they have built sperl.o...
415    push(@corefiles,'sperl.o') if -f 'sperl.o';
416}
417foreach my $file (@corefiles) {
418    # HP-UX (at least) needs to maintain execute permissions
419    # on dynamically-loadable libraries. So we do it for all.
420    if (copy_if_diff($file,"$installarchlib/CORE/$file")) {
421	if ($file =~ /\.(\Q$so\E|\Q$dlext\E)$/) {
422	    strip("-S", "$installarchlib/CORE/$file") if $^O =~ /^(rhapsody|darwin)$/;
423           chmod(0555, "$installarchlib/CORE/$file");
424	} else {
425	    chmod(0444, "$installarchlib/CORE/$file");
426	}
427    }
428}
429
430# Switch in the 5.005-threads versions of he threadsafe queue and semaphore
431# modules if so needed.
432if ($Config{use5005threads}) {
433    for my $m (qw(Queue Semaphore)) {
434        my $t = "$installprivlib/Thread/$m.pm";
435        unlink $t;
436        copy("ext/Thread/$m.pmx", $t);
437        chmod(0444, $t);
438    }
439}
440
441# Install main perl executables
442# Make links to ordinary names if installbin directory isn't current directory.
443
444if (! $versiononly && ! samepath($installbin, '.') && ($^O ne 'dos') && ! $Is_VMS && ! $Is_NetWare) {
445    safe_unlink("$installbin/$perl$exe_ext", "$installbin/suid$perl$exe_ext");
446    if ($^O eq 'mpeix') {
447	# MPE doesn't support hard links, so use a symlink.
448	# We don't want another cloned copy.
449        symlink($Config{perlpath}, "$installbin/perl$exe_ext");
450    } elsif ($^O eq 'vos') {
451	# VOS doesn't support hard links, so use a symlink.
452        symlink("$installbin/$perl_verbase$ver$exe_ext",
453                "$installbin/$perl$exe_ext");
454    } else {
455	link("$installbin/$perl_verbase$ver$exe_ext",
456		"$installbin/$perl$exe_ext");
457    }
458    link("$installbin/s$perl_verbase$ver$exe_ext",
459	    "$installbin/suid$perl$exe_ext")
460      if $d_dosuid;
461}
462
463# For development purposes it can be very useful to have multiple perls
464# build for different "architectures" (eg threading or not) simultaneously.
465if ($archname && ! samepath($installbin, '.') && ($^O ne 'dos') && ! $Is_VMS) {
466    my $archperl = "$perl_verbase$ver-$Config{archname}$exe_ext";
467    safe_unlink("$installbin/$archperl");
468    if ($^O eq 'mpeix') {
469	# MPE doesn't support hard links, so use a symlink.
470	# We don't want another cloned copy.
471        symlink($Config{perlpath}, "$installbin/$archperl");
472    } elsif ($^O eq 'vos') {
473	# VOS doesn't support hard links, so use a symlink.
474	symlink("$installbin/$perl_verbase$ver$exe_ext",
475		"$installbin/$archperl");
476    } else {
477	link("$installbin/$perl_verbase$ver$exe_ext",
478		"$installbin/$archperl");
479    }
480}
481
482# Offer to install perl in a "standard" location
483
484my $mainperl_is_instperl = 0;
485
486if ($Config{installusrbinperl} && $Config{installusrbinperl} eq 'define' &&
487    !$versiononly && !$nonono && !$Is_W32 && !$Is_NetWare && !$Is_VMS && -t STDIN && -t STDERR
488	&& -w $mainperldir && ! samepath($mainperldir, $installbin)) {
489    my($usrbinperl)	= "$mainperldir/$perl$exe_ext";
490    my($instperl)	= "$installbin/$perl$exe_ext";
491    my($expinstperl)	= "$binexp/$perl$exe_ext";
492
493    # First make sure $usrbinperl is not already the same as the perl we
494    # just installed.
495    if (-x $usrbinperl) {
496	# Try to be clever about mainperl being a symbolic link
497	# to binexp/perl if binexp and installbin are different.
498	$mainperl_is_instperl =
499	    samepath($usrbinperl, $instperl) ||
500	    samepath($usrbinperl, $expinstperl) ||
501	     (($binexp ne $installbin) &&
502	      (-l $usrbinperl) &&
503	      ((readlink $usrbinperl) eq $expinstperl));
504    }
505    if (! $mainperl_is_instperl) {
506	unlink($usrbinperl);
507	( $Config{'d_link'} eq 'define' &&
508	  eval { CORE::link $instperl, $usrbinperl } )	||
509	eval { symlink $expinstperl, $usrbinperl }	||
510	copy($instperl, $usrbinperl);
511
512	$mainperl_is_instperl = 1;
513    }
514}
515
516# Make links to ordinary names if installbin directory isn't current directory.
517if (!$Is_NetWare) {
518	if (!$versiononly && ! samepath($installbin, 'x2p')) {
519		safe_unlink("$installbin/a2p$exe_ext");
520		#copy("x2p/a2p$exe_ext", "$installbin/a2p$exe_ext");
521		cmd("$installcmd x2p/a2p$exe_ext $installbin/a2p$exe_ext");
522		strip("$installbin/a2p$exe_ext");
523		chmod(0755, "$installbin/a2p$exe_ext");
524	}
525}
526
527# cppstdin is just a script, but it is architecture-dependent, so
528# it can't safely be shared.  Place it in $installbin.
529# Note that Configure doesn't build cppstin if it isn't needed, so
530# we skip this if cppstdin doesn't exist.
531if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) {
532    safe_unlink("$installbin/cppstdin");
533    copy("cppstdin", "$installbin/cppstdin");
534    chmod(0755, "$installbin/cppstdin");
535}
536
537sub script_alias {
538    my ($installscript, $orig, $alias, $scr_ext) = @_;
539
540    safe_unlink("$installscript/$alias$scr_ext");
541    if ($^O eq 'dos' or $Is_VMS or $^O eq 'transit') {
542	copy("$installscript/$orig$scr_ext",
543	     "$installscript/$alias$scr_ext");
544    } elsif ($^O eq 'vos') {
545	symlink("$installscript/$orig$scr_ext",
546	        "$installscript/$alias$scr_ext");
547    } else {
548	link("$installscript/$orig$scr_ext",
549	     "$installscript/$alias$scr_ext");
550    }
551}
552
553# Install scripts.
554mkpath($installscript, $verbose, 0777);
555if ($versiononly) {
556    for (@scripts) {
557	(my $base = $_) =~ s#.*/##;
558	$base .= $ver;
559	copy($_,    "$installscript/$base");
560	chmod(0755, "$installscript/$base");
561    }
562
563    for (@tolink) {
564        my ($from, $to) = map { "$_$ver" } @$_;
565        (my $frbase = $from) =~ s#.*/##;
566        (my $tobase = $to) =~ s#.*/##;
567        script_alias($installscript, $frbase, $tobase, $scr_ext);
568    }
569} else {
570    for (@scripts) {
571	(my $base = $_) =~ s#.*/##;
572	copy($_, "$installscript/$base");
573	chmod(0755, "$installscript/$base");
574    }
575
576    for (@tolink) {
577        my ($from, $to) = @$_;
578        (my $frbase = $from) =~ s#.*/##;
579        (my $tobase = $to) =~ s#.*/##;
580        script_alias($installscript, $frbase, $tobase, $scr_ext);
581    }
582}
583
584# Install pod pages.  Where? I guess in $installprivlib/pod
585# ($installprivlib/pods for cygwin).
586
587my $pod = ($Is_Cygwin || $Is_Darwin) ? 'pods' : 'pod';
588if ( !$versiononly || ($installprivlib =~ m/\Q$ver/)) {
589    mkpath("${installprivlib}/$pod", $verbose, 0777);
590
591    # If Perl 5.003's perldiag.pod is there, rename it.
592    if (open POD, "${installprivlib}/$pod/perldiag.pod") {
593	read POD, $_, 4000;
594	close POD;
595	# Some of Perl 5.003's diagnostic messages ended with periods.
596	if (/^=.*\.$/m) {
597	    my ($from, $to) = ("${installprivlib}/$pod/perldiag.pod",
598			       "${installprivlib}/$pod/perldiag-5.003.pod");
599	    print "  rename $from $to";
600	    rename($from, $to)
601		or warn "Couldn't rename $from to $to: $!\n"
602		unless $nonono;
603	}
604    }
605
606    for (@pods) {
607	# $_ is a name like  pod/perl.pod
608        (my $base = $_) =~ s#.*/##;
609	copy_if_diff($_, "${installprivlib}/$pod/${base}");
610    }
611
612}
613
614# Check to make sure there aren't other perls around in installer's
615# path.  This is probably UNIX-specific.  Check all absolute directories
616# in the path except for where public executables are supposed to live.
617# Also skip $mainperl if the user opted to have it be a link to the
618# installed perl.
619
620if (!$versiononly && $otherperls) {
621    my ($path, @path);
622    my $dirsep = ($Is_OS2 || $Is_W32 || $Is_NetWare) ? ';' : ':' ;
623    ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
624    @path = split(/$dirsep/, $path);
625    if ($Is_VMS) {
626        my $i = 0;
627        while (exists $ENV{'DCL$PATH' . $i}) {
628            my $dir = unixpath($ENV{'DCL$PATH' . $i});  $dir =~ s-/$--;
629            push(@path,$dir);
630        }
631    }
632    my @otherperls;
633    my %otherperls;
634    for (@path) {
635	next unless m,^/,;
636	# Use &samepath here because some systems have other dirs linked
637	# to $mainperldir (like SunOS)
638	next if samepath($_, $binexp);
639	next if ($mainperl_is_instperl && samepath($_, $mainperldir));
640        my $otherperl = "$_/$perl$exe_ext";
641	next if $otherperls{$otherperl}++;
642	push(@otherperls, $otherperl)
643	    if (-x $otherperl && ! -d $otherperl);
644    }
645    if (@otherperls) {
646	warn "\nWarning: $perl appears in your path in the following " .
647	    "locations beyond where\nwe just installed it:\n";
648	for (@otherperls) {
649	    warn "    ", $_, "\n";
650	}
651	warn "\n";
652    }
653
654}
655
656$packlist->write() unless $nonono;
657print "  Installation complete\n" if $verbose;
658
659exit 0;
660
661###############################################################################
662
663sub yn {
664    my($prompt) = @_;
665    my($answer);
666    my($default) = $prompt =~ m/\[([yn])\]\s*$/i;
667    print STDERR $prompt;
668    chop($answer = <STDIN>);
669    $answer = $default if $answer =~ m/^\s*$/;
670    ($answer =~ m/^[yY]/);
671}
672
673sub unlink {
674    my(@names) = @_;
675    my($cnt) = 0;
676
677    return scalar(@names) if $Is_VMS;
678
679    foreach my $name (@names) {
680	next unless -e $name;
681	chmod 0777, $name if ($Is_OS2 || $Is_W32 || $Is_Cygwin || $Is_NetWare);
682	print "  unlink $name\n" if $verbose;
683	( CORE::unlink($name) and ++$cnt
684	  or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
685    }
686    return $cnt;
687}
688
689sub safe_unlink {
690    return if $nonono or $Is_VMS;
691    my @names = @_;
692    foreach my $name (@names) {
693	next unless -e $name;
694	chmod 0777, $name if ($Is_OS2 || $Is_W32 || $Is_NetWare);
695	print "  unlink $name\n" if $verbose;
696	next if CORE::unlink($name);
697	warn "Couldn't unlink $name: $!\n";
698	if ($! =~ /busy/i) {
699	    print "  mv $name $name.old\n" if $verbose;
700	    safe_rename($name, "$name.old")
701		or warn "Couldn't rename $name: $!\n";
702	}
703    }
704}
705
706sub safe_rename {
707    my($from,$to) = @_;
708    if (-f $to and not unlink($to)) {
709	my($i);
710	for ($i = 1; $i < 50; $i++) {
711	    last if rename($to, "$to.$i");
712	}
713	warn("Cannot rename to `$to.$i': $!"), return 0
714	   if $i >= 50;	# Give up!
715    }
716    link($from,$to) || return 0;
717    unlink($from);
718}
719
720sub link {
721    my($from,$to) = @_;
722    my($success) = 0;
723
724    print $verbose ? "  ln $from $to\n" : "  $to\n" unless $silent;
725    eval {
726	CORE::link($from, $to)
727	    ? $success++
728	    : ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
729	      ? die "AFS"  # okay inside eval {}
730	      : die "Couldn't link $from to $to: $!\n"
731	  unless $nonono;
732        $packlist->{$to} = { from => $from, type => 'link' };
733    };
734    if ($@) {
735	warn $@;
736        print $verbose ? "  cp $from $to\n" : "  $to\n" unless $silent;
737	print "  creating new version of $to\n"
738                 if $Is_VMS and -e $to and !$silent;
739	File::Copy::copy($from, $to)
740	    ? $success++
741	    : warn "Couldn't copy $from to $to: $!\n"
742	  unless $nonono;
743        $packlist->{$to} = { type => 'file' };
744    }
745    $success;
746}
747
748sub cmd {
749    my($cmd) = @_;
750    print STDERR "  $cmd\n";
751    unless ($nonono) {
752	system $cmd;
753	warn "Command failed!!!\n" if $?;
754    }
755}
756
757sub chmod {
758    my($mode,$name) = @_;
759
760    return if ($^O eq 'dos');
761    printf "  chmod %o %s\n", $mode, $name if $verbose;
762    CORE::chmod($mode,$name)
763	|| warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name)
764      unless $nonono;
765}
766
767sub copy {
768    my($from,$to) = @_;
769
770    print $verbose ? "  cp $from $to\n" : "  $to\n" unless $silent;
771    print "  creating new version of $to\n" if $Is_VMS and -e $to and !$silent;
772    File::Copy::copy($from, $to)
773	|| warn "Couldn't copy $from to $to: $!\n"
774      unless $nonono;
775    $packlist->{$to} = { type => 'file' };
776}
777
778sub samepath {
779    my($p1, $p2) = @_;
780
781    return (lc($p1) eq lc($p2)) if ($Is_W32 || $Is_NetWare);
782
783    if ($p1 ne $p2) {
784	my($dev1, $ino1, $dev2, $ino2);
785	($dev1, $ino1) = stat($p1);
786	($dev2, $ino2) = stat($p2);
787	($dev1 == $dev2 && $ino1 == $ino2);
788    }
789    else {
790	1;
791    }
792}
793
794sub installlib {
795    my $dir = $File::Find::dir;
796    $dir =~ s#^\.(?![^/])/?##;
797    local($depth) = $dir ? "lib/$dir" : "lib";
798
799    my $name = $_;
800
801    # Ignore RCS and CVS directories.
802    if (($name eq 'CVS' or $name eq 'RCS') and -d $name) {
803	$File::Find::prune = 1;
804	return;
805    }
806
807    # ignore patch backups, RCS files, emacs backup & temp files and the
808    # .exists files, .PL files, and .t files.
809    return if $name =~ m{\.orig$|~$|^#.+#$|,v$|^\.exists|\.PL$|\.t$} ||
810              $dir  =~ m{/t(?:/|$)};
811    # ignore the test extensions
812    return if $dir =~ m{ext/XS/(?:APItest|Typemap)/};
813
814    $name = "$dir/$name" if $dir ne '';
815
816    my $installlib = $installprivlib;
817    if ($dir =~ /^auto/ ||
818	  ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1}) ||
819	  ($name =~ /^(.*)\.(?:h|lib)$/i && ($Is_W32 || $Is_NetWare))
820       ) {
821        $installlib = $installarchlib;
822	return unless $do_installarchlib;
823    } else {
824	return unless $do_installprivlib;
825    }
826
827    if (-f $_) {
828	if (/\.(?:al|ix)$/ && !($dir =~ m[^auto/(.*)$] && $archpms{$1})) {
829	    $installlib = $installprivlib;
830	    #We're installing *.al and *.ix files into $installprivlib,
831	    #but we have to delete old *.al and *.ix files from the 5.000
832	    #distribution:
833	    #This might not work because $archname might have changed.
834	    unlink("$installarchlib/$name");
835	}
836        $packlist->{"$installlib/$name"} = { type => 'file' };
837	if (compare($_, "$installlib/$name") || $nonono) {
838	    unlink("$installlib/$name");
839	    mkpath("$installlib/$dir", $verbose, 0777);
840	    # HP-UX (at least) needs to maintain execute permissions
841	    # on dynamically-loaded libraries.
842           if ($Is_NetWare && !$nwinstall) {
843               # Don't copy .nlp,.nlm files, doesn't make sense on Windows and also
844               # if copied will give problems when building new extensions.
845               # Has to be copied if we are installing on a NetWare server and hence
846               # the check !$nwinstall
847               if (!(/\.(?:nlp|nlm|bs)$/)) {
848                   copy_if_diff($_, "$installlib/$name")
849			and chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444,
850                                 "$installlib/$name");
851               }
852           } else {
853               if (copy_if_diff($_, "$installlib/$name")) {
854                   if ($name =~ /\.(so|$dlext)$/o) {
855                       strip("-S", "$installlib/$name") if $^O =~ /^(rhapsody|darwin)$/;
856                       chmod(0555, "$installlib/$name");
857                   } else {
858                       strip("-S", "$installlib/$name")
859                           if ($name =~ /\.a$/o and $^O =~ /^(rhapsody|darwin)$/);
860                       chmod(0444, "$installlib/$name");
861                   }
862               }
863           } #if ($Is_NetWare)
864	}
865    }
866}
867
868# Copy $from to $to, only if $from is different than $to.
869# Also preserve modification times for .a libraries.
870# On some systems, if you do
871#   ranlib libperl.a
872#   cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
873# and then try to link against the installed libperl.a, you might
874# get an error message to the effect that the symbol table is older
875# than the library.
876# Return true if copying occurred.
877
878sub copy_if_diff {
879    my($from,$to)=@_;
880    return 1 if (($^O eq 'VMS') && (-d $from));
881    my $perlpodbadsymlink;
882    if ($from =~ m!^pod/perl[\w-]+\.pod$! &&
883	-l $from &&
884	! -e $from) {
885	# Some Linux implementations have problems traversing over
886	# multiple symlinks (when going over NFS?) and fail to read
887	# the symlink target.  Combine this with the fact that some
888	# of the pod files (the perl$OS.pod) are symlinks (to ../README.$OS),
889	# and you end up with those pods not getting installed.
890	$perlpodbadsymlink = 1;
891    }
892    -f $from || $perlpodbadsymlink || warn "$0: $from not found";
893    $packlist->{$to} = { type => 'file' };
894    if (compare($from, $to) || $nonono) {
895	safe_unlink($to);   # In case we don't have write permissions.
896        if ($nonono) {
897            $from = $depth . "/" . $from if $depth;
898        }
899	if ($perlpodbadsymlink && $from =~ m!^pod/perl(.+)\.pod$!) {
900	    $from = "README.$1";
901	}
902	copy($from, $to);
903	# Restore timestamps if it's a .a library or for OS/2.
904	if (!$nonono && ($Is_OS2 || $to =~ /\.a$/)) {
905	    my ($atime, $mtime) = (stat $from)[8,9];
906	    utime $atime, $mtime, $to;
907	}
908	1;
909    }
910}
911
912sub strip
913{
914    my(@args) = @_;
915
916    return unless $dostrip;
917
918    my @opts;
919    while (@args && $args[0] =~ /^(-\w+)$/) {
920        push @opts, shift @args;
921    }
922
923    foreach my $file (@args) {
924        if (-f $file) {
925           if ($verbose) {
926               print "  strip " . join(' ', @opts);
927               print " " if (@opts);
928               print "$file\n";
929           }
930            system("strip", @opts, $file);
931        } else {
932            print "# file '$file' skipped\n" if $verbose;
933        }
934    }
935}
936