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[win32] sync config*.gc with others, and verify that nothing from
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CommitLineData
c623bd54 1#!./perl
68dc0745
PP
2
3BEGIN {
c90c0ff4 4 require 5.004;
d07c2202 5 chdir '..' if !-d 'lib' and -d '..\lib';
68dc0745
PP
6 @INC = 'lib';
7 $ENV{PERL5LIB} = 'lib';
17f28c40
CB
8 $Is_VMS = $^O eq 'VMS';
9 if ($Is_VMS) { eval 'use VMS::Filespec;' }
68dc0745
PP
10}
11
a0d0e21e 12use File::Find;
5f05dabc 13use File::Compare;
68dc0745 14use File::Copy ();
0ecb046b 15use File::Path ();
354f3b56 16use ExtUtils::Packlist;
4633a7c4 17use Config;
91a06757 18use subs qw(unlink link chmod);
354f3b56 19use vars qw($packlist);
c623bd54 20
0ecb046b 21# override the ones in the rest of the script
68dc0745
PP
22sub mkpath {
23 File::Path::mkpath(@_) unless $nonono;
0ecb046b 24}
25
bee1dbe2 26$mainperldir = "/usr/bin";
39add537 27$exe_ext = $Config{exe_ext};
bee1dbe2 28
6ee623d5
GS
29# Allow ``make install PERLNAME=something_besides_perl'':
30$perl = defined($ENV{PERLNAME}) ? $ENV{PERLNAME} : 'perl';
31
c623bd54
LW
32while (@ARGV) {
33 $nonono = 1 if $ARGV[0] eq '-n';
34 $versiononly = 1 if $ARGV[0] eq '-v';
35 shift;
36}
37
17f28c40 38umask 022 unless $Is_VMS;
45d8adaa 39
1fef88e7 40@scripts = qw( utils/c2ph utils/h2ph utils/h2xs
6ee623d5
GS
41 utils/perlbug utils/perldoc utils/pl2pm utils/splain utils/perlcc
42 x2p/s2p x2p/find2perl
dd6decf0 43 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
16d20bd9 44
17f28c40
CB
45if ($Is_VMS) { @scripts = map { "$_.Com" } @scripts; }
46
16d20bd9 47@pods = (<pod/*.pod>);
c623bd54 48
1dd15ed4 49%archpms = (Config => 1, FileHandle => 1, overload => 1);
39e571d4
ML
50
51if ($^O eq 'dos') {
52 push(@scripts,'djgpp/fixpmain');
53 $archpms{config} = $archpms{filehand} = 1;
54}
55
6ee623d5
GS
56if ((-e "testcompile") && (defined($ENV{'COMPILE'})))
57{
58 push(@scripts, map("$_.exe", @scripts));
59}
60
1dd15ed4
CS
61find(sub {
62 if ("$File::Find::dir/$_" =~ m{^ext/[^/]+/(.*)\.pm$}) {
63 (my $pm = $1) =~ s{^lib/}{};
64 $archpms{$pm} = 1;
65 }
66 }, 'ext');
67
748a9306 68$ver = $];
4633a7c4 69$release = substr($ver,0,3); # Not used presently.
bee1dbe2 70$patchlevel = substr($ver,3,2);
748a9306 71die "Patchlevel of perl ($patchlevel)",
4633a7c4
LW
72 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
73 if $patchlevel != $Config{'PATCHLEVEL'};
74
75# Fetch some frequently-used items from %Config
76$installbin = $Config{installbin};
77$installscript = $Config{installscript};
78$installprivlib = $Config{installprivlib};
79$installarchlib = $Config{installarchlib};
80$installsitelib = $Config{installsitelib};
81$installsitearch = $Config{installsitearch};
82$installman1dir = $Config{installman1dir};
83$man1ext = $Config{man1ext};
15792f64 84$libperl = $Config{libperl};
4633a7c4
LW
85# Shared library and dynamic loading suffixes.
86$so = $Config{so};
87$dlext = $Config{dlext};
88
89$d_dosuid = $Config{d_dosuid};
90$binexp = $Config{binexp};
c623bd54 91
17f28c40
CB
92if ($Is_VMS) { # Hang in there until File::Spec hits the big time
93 foreach ( \$installbin, \$installscript, \$installprivlib,
94 \$installarchlib, \$installsitelib, \$installsitearch,
95 \$installman1dir ) {
96 $$_ = unixify($$_); $$_ =~ s:/$::;
97 }
98}
99
c623bd54
LW
100# Do some quick sanity checks.
101
102if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
103
fe14fcc3 104 $installbin || die "No installbin directory in config.sh\n";
fcbdbaa8 105-d $installbin || mkpath($installbin, 1, 0777);
0ecb046b 106-d $installbin || $nonono || die "$installbin is not a directory\n";
107-w $installbin || $nonono || die "$installbin is not writable by you\n"
3edbfbe5 108 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 109
39add537
PP
110-x 'perl' . $exe_ext || die "perl isn't executable!\n";
111-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 112
d07c2202
GS
113-x 't/TEST' || $^O eq 'MSWin32'
114 || warn "WARNING: You've never run 'make test'!!!",
115 " (Installing anyway.)\n";
c623bd54 116
eef1cf2a
GS
117if ($^O eq 'MSWin32') {
118
119-f 'perl.' . $dlext || die "No perl DLL built\n";
120
121# Install the DLL
122
6ee623d5
GS
123safe_unlink("$installbin/$perl.$dlext");
124copy("perl.$dlext", "$installbin/$perl.$dlext");
125chmod(0755, "$installbin/$perl.$dlext");
eef1cf2a
GS
126}
127
354f3b56
AB
128# This will be used to store the packlist
129$packlist = ExtUtils::Packlist->new("$installarchlib/.packlist");
130
c623bd54
LW
131# First we install the version-numbered executables.
132
17f28c40 133if ($Is_VMS) {
6ee623d5
GS
134 safe_unlink("$installbin/$perl$exe_ext");
135 copy("perl$exe_ext", "$installbin/$perl$exe_ext");
136 chmod(0755, "$installbin/$perl$exe_ext");
137 safe_unlink("$installbin/${perl}shr$exe_ext");
138 copy("perlshr$exe_ext", "$installbin/${perl}shr$exe_ext");
139 chmod(0755, "$installbin/${perl}shr$exe_ext");
17f28c40
CB
140}
141elsif ($^O ne 'dos') {
6ee623d5
GS
142 safe_unlink("$installbin/$perl$ver$exe_ext");
143 copy("perl$exe_ext", "$installbin/$perl$ver$exe_ext");
144 chmod(0755, "$installbin/$perl$ver$exe_ext");
39e571d4 145} else {
6ee623d5
GS
146 safe_unlink("$installbin/$perl.exe");
147 copy("perl.exe", "$installbin/$perl.exe");
39e571d4 148}
c623bd54 149
6ee623d5 150safe_unlink("$installbin/s$perl$ver$exe_ext");
c623bd54 151if ($d_dosuid) {
6ee623d5
GS
152 copy("suidperl$exe_ext", "$installbin/s$perl$ver$exe_ext");
153 chmod(04711, "$installbin/s$perl$ver$exe_ext");
c623bd54
LW
154}
155
45d8adaa
LW
156# Install library files.
157
a0d0e21e
LW
158$do_installarchlib = $do_installprivlib = 0;
159
fcbdbaa8
PP
160mkpath($installprivlib, 1, 0777);
161mkpath($installarchlib, 1, 0777);
162mkpath($installsitelib, 1, 0777) if ($installsitelib);
163mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 164
45d8adaa 165if (chdir "lib") {
68dc0745
PP
166 $do_installarchlib = ! samepath($installarchlib, '.');
167 $do_installprivlib = ! samepath($installprivlib, '.');
b971f6e4 168 $do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$]/);
45d8adaa 169
a0d0e21e
LW
170 if ($do_installarchlib || $do_installprivlib) {
171 find(\&installlib, '.');
45d8adaa
LW
172 }
173 chdir ".." || die "Can't cd back to source directory: $!\n";
174}
175else {
176 warn "Can't cd to lib to install lib files: $!\n";
177}
178
1aef975c 179# Install header files and libraries.
fcbdbaa8 180mkpath("$installarchlib/CORE", 1, 0777);
17f28c40
CB
181if ($Is_VMS) { # We did core file selection during build
182 my $coredir = "lib/$Config{'arch'}/$]";
183 $coredir =~ tr/./_/;
184 @corefiles = <$coredir/*.*>;
185}
186else {
187 @corefiles = <*.h libperl*.*>;
188 # AIX needs perl.exp installed as well.
189 push(@corefiles,'perl.exp') if $^O eq 'aix';
190 # If they have built sperl.o...
191 push(@corefiles,'sperl.o') if -f 'sperl.o';
192}
340f689c 193foreach $file (@corefiles) {
aa3cf465 194 # HP-UX (at least) needs to maintain execute permissions
efc5ad56 195 # on dynamically-loadable libraries. So we do it for all.
68dc0745 196 copy_if_diff($file,"$installarchlib/CORE/$file")
efc5ad56 197 and chmod($file =~ /\.(so|\Q$dlext\E)$/ ? 0555 : 0444,
aa3cf465 198 "$installarchlib/CORE/$file");
340f689c 199}
3edbfbe5 200
156620fa
NA
201# Install main perl executables
202# Make links to ordinary names if installbin directory isn't current directory.
203
17f28c40 204if (! $versiononly && ! samepath($installbin, '.') && ($^O ne 'dos') && ! $Is_VMS) {
6ee623d5
GS
205 safe_unlink("$installbin/$perl$exe_ext", "$installbin/suid$perl$exe_ext");
206 link("$installbin/$perl$ver$exe_ext", "$installbin/$perl$exe_ext");
207 link("$installbin/s$perl$ver$exe_ext", "$installbin/suid$perl$exe_ext")
156620fa
NA
208 if $d_dosuid;
209}
210
a0d0e21e
LW
211# Offer to install perl in a "standard" location
212
a0d0e21e
LW
213$mainperl_is_instperl = 0;
214
17f28c40 215if (!$versiononly && !$nonono && $^O ne 'MSWin32' && !$Is_VMS && -t STDIN && -t STDERR
68dc0745 216 && -w $mainperldir && ! samepath($mainperldir, $installbin)) {
6ee623d5
GS
217 local($usrbinperl) = "$mainperldir/$perl$exe_ext";
218 local($instperl) = "$installbin/$perl$exe_ext";
219 local($expinstperl) = "$binexp/$perl$exe_ext";
55497cff
PP
220
221 # First make sure $usrbinperl is not already the same as the perl we
222 # just installed.
223 if (-x $usrbinperl) {
a0d0e21e
LW
224 # Try to be clever about mainperl being a symbolic link
225 # to binexp/perl if binexp and installbin are different.
226 $mainperl_is_instperl =
68dc0745
PP
227 samepath($usrbinperl, $instperl) ||
228 samepath($usrbinperl, $expinstperl) ||
a0d0e21e 229 (($binexp ne $installbin) &&
55497cff
PP
230 (-l $usrbinperl) &&
231 ((readlink $usrbinperl) eq $expinstperl));
a0d0e21e
LW
232 }
233 if ((! $mainperl_is_instperl) &&
68dc0745 234 (yn("Many scripts expect perl to be installed as $usrbinperl.\n" .
55497cff
PP
235 "Do you wish to have $usrbinperl be the same as\n" .
236 "$expinstperl? [y] ")))
a0d0e21e 237 {
55497cff
PP
238 unlink($usrbinperl);
239 eval { CORE::link $instperl, $usrbinperl } ||
240 eval { symlink $expinstperl, $usrbinperl } ||
68dc0745 241 copy($instperl, $usrbinperl);
a0d0e21e
LW
242 $mainperl_is_instperl = 1;
243 }
244}
245
b971f6e4
PP
246# Make links to ordinary names if installbin directory isn't current directory.
247
68dc0745
PP
248if (!$versiononly && ! samepath($installbin, 'x2p')) {
249 safe_unlink("$installbin/a2p$exe_ext");
250 copy("x2p/a2p$exe_ext", "$installbin/a2p$exe_ext");
251 chmod(0755, "$installbin/a2p$exe_ext");
b971f6e4
PP
252}
253
254# cppstdin is just a script, but it is architecture-dependent, so
255# it can't safely be shared. Place it in $installbin.
256# Note that Configure doesn't build cppstin if it isn't needed, so
257# we skip this if cppstdin doesn't exist.
68dc0745
PP
258if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) {
259 safe_unlink("$installbin/cppstdin");
260 copy("cppstdin", "$installbin/cppstdin");
261 chmod(0755, "$installbin/cppstdin");
b971f6e4
PP
262}
263
264# Install scripts.
265
266mkpath($installscript, 1, 0777);
267
268if (! $versiononly) {
269 for (@scripts) {
68dc0745
PP
270 (my $base = $_) =~ s#.*/##;
271 copy($_, "$installscript/$base");
272 chmod(0755, "$installscript/$base");
b971f6e4
PP
273 }
274}
275
276# pstruct should be a link to c2ph
277
278if (! $versiononly) {
17f28c40
CB
279 safe_unlink("$installscript/pstruct" . ($Is_VMS ? '.Com' : ''));
280 if ($^O eq 'dos' or $Is_VMS) {
281 copy("$installscript/c2ph" . ($Is_VMS ? '.Com' : ''),
282 "$installscript/pstruct" . ($Is_VMS ? '.Com' : ''));
39e571d4
ML
283 } else {
284 link("$installscript/c2ph","$installscript/pstruct");
285 }
b971f6e4
PP
286}
287
288# Install pod pages. Where? I guess in $installprivlib/pod.
289
68dc0745 290if (! $versiononly || !($installprivlib =~ m/\Q$]/)) {
b971f6e4 291 mkpath("${installprivlib}/pod", 1, 0777);
91a06757
CS
292
293 # If Perl 5.003's perldiag.pod is there, rename it.
294 if (open POD, "${installprivlib}/pod/perldiag.pod") {
295 read POD, $_, 4000;
296 close POD;
297 # Some of Perl 5.003's diagnostic messages ended with periods.
298 if (/^=.*\.$/m) {
299 my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
300 "${installprivlib}/pod/perldiag-5.003.pod");
301 print STDERR " rename $from $to";
302 rename($from, $to)
303 or warn "Couldn't rename $from to $to: $!\n"
304 unless $nonono;
305 }
306 }
307
b971f6e4
PP
308 foreach $file (@pods) {
309 # $file is a name like pod/perl.pod
68dc0745 310 copy_if_diff($file, "${installprivlib}/${file}");
b971f6e4 311 }
91a06757
CS
312
313 # Link perldiag.pod into archlib
314 my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
315 "${installarchlib}/pod/perldiag.pod");
354f3b56 316 $packlist->{$to} = { from => $from, type => 'link' };
91a06757
CS
317 if (compare($from, $to) || $nonono) {
318 mkpath("${installarchlib}/pod", 1, 0777);
a3b6010a 319 unlink($to);
39e571d4 320 link($from, $to) if ($^O ne 'dos');
91a06757 321 }
b971f6e4
PP
322}
323
a0d0e21e
LW
324# Check to make sure there aren't other perls around in installer's
325# path. This is probably UNIX-specific. Check all absolute directories
326# in the path except for where public executables are supposed to live.
327# Also skip $mainperl if the user opted to have it be a link to the
328# installed perl.
329
b971f6e4
PP
330if (!$versiononly) {
331
eef1cf2a 332 $dirsep = ($^O eq 'os2' || $^O eq 'MSWin32') ? ';' : ':' ;
b971f6e4
PP
333 ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
334 @path = split(/$dirsep/, $path);
17f28c40
CB
335 if ($Is_VMS) {
336 my $i = 0;
337 while (exists $ENV{'DCL$PATH' . $i}) {
338 $dir = unixpath($ENV{'DCL$PATH' . $i}); $dir =~ s-/$--;
339 push(@path,$dir);
340 }
341 }
b971f6e4
PP
342 @otherperls = ();
343 for (@path) {
344 next unless m,^/,;
345 # Use &samepath here because some systems have other dirs linked
346 # to $mainperldir (like SunOS)
68dc0745
PP
347 next if samepath($_, $binexp);
348 next if ($mainperl_is_instperl && samepath($_, $mainperldir));
6ee623d5
GS
349 push(@otherperls, "$_/$perl$exe_ext")
350 if (-x "$_/$perl$exe_ext" && ! -d "$_/$perl$exe_ext");
b971f6e4
PP
351 }
352 if (@otherperls) {
6ee623d5 353 print STDERR "\nWarning: $perl appears in your path in the following " .
b971f6e4
PP
354 "locations beyond where\nwe just installed it:\n";
355 for (@otherperls) {
356 print STDERR " ", $_, "\n";
357 }
358 print STDERR "\n";
a0d0e21e 359 }
b971f6e4 360
a0d0e21e
LW
361}
362
354f3b56 363$packlist->write() unless $nono;
c623bd54
LW
364print STDERR " Installation complete\n";
365
366exit 0;
367
368###############################################################################
369
a0d0e21e
LW
370sub yn {
371 local($prompt) = @_;
372 local($answer);
373 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
374 print STDERR $prompt;
375 chop($answer = <STDIN>);
376 $answer = $default if $answer =~ m/^\s*$/;
377 ($answer =~ m/^[yY]/);
378}
379
c623bd54
LW
380sub unlink {
381 local(@names) = @_;
39add537 382 my($cnt) = 0;
c623bd54 383
17f28c40
CB
384 return scalar(@names) if $Is_VMS;
385
c623bd54
LW
386 foreach $name (@names) {
387 next unless -e $name;
eef1cf2a 388 chmod 0777, $name if ($^O eq 'os2' || $^O eq 'MSWin32');
c623bd54 389 print STDERR " unlink $name\n";
39add537
PP
390 ( CORE::unlink($name) and ++$cnt
391 or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
c623bd54 392 }
39add537 393 return $cnt;
c623bd54
LW
394}
395
e50aee73 396sub safe_unlink {
17f28c40 397 return if $nonono or $Is_VMS;
68dc0745 398 local @names = @_;
e50aee73
AD
399 foreach $name (@names) {
400 next unless -e $name;
eef1cf2a 401 chmod 0777, $name if ($^O eq 'os2' || $^O eq 'MSWin32');
39add537
PP
402 print STDERR " unlink $name\n";
403 next if CORE::unlink($name);
e50aee73
AD
404 warn "Couldn't unlink $name: $!\n";
405 if ($! =~ /busy/i) {
406 print STDERR " mv $name $name.old\n";
68dc0745
PP
407 safe_rename($name, "$name.old")
408 or warn "Couldn't rename $name: $!\n";
e50aee73
AD
409 }
410 }
411}
412
68dc0745 413sub safe_rename {
e50aee73 414 local($from,$to) = @_;
39add537 415 if (-f $to and not unlink($to)) {
e50aee73
AD
416 my($i);
417 for ($i = 1; $i < 50; $i++) {
91a06757 418 last if rename($to, "$to.$i");
e50aee73 419 }
39add537
PP
420 warn("Cannot rename to `$to.$i': $!"), return 0
421 if $i >= 50; # Give up!
e50aee73
AD
422 }
423 link($from,$to) || return 0;
424 unlink($from);
425}
426
c623bd54 427sub link {
15792f64
PP
428 my($from,$to) = @_;
429 my($success) = 0;
c623bd54
LW
430
431 print STDERR " ln $from $to\n";
39add537 432 eval {
68dc0745
PP
433 CORE::link($from, $to)
434 ? $success++
7bac28a0
PP
435 : ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
436 ? die "AFS" # okay inside eval {}
437 : warn "Couldn't link $from to $to: $!\n"
68dc0745 438 unless $nonono;
354f3b56 439 $packlist->{$to} = { from => $from, type => 'link' };
39add537
PP
440 };
441 if ($@) {
17f28c40 442 print STDERR " creating new version of $to\n" if $Is_VMS and -e $to;
68dc0745
PP
443 File::Copy::copy($from, $to)
444 ? $success++
445 : warn "Couldn't copy $from to $to: $!\n"
446 unless $nonono;
354f3b56 447 $packlist->{$to} = { type => 'file' };
39add537 448 }
15792f64 449 $success;
c623bd54
LW
450}
451
452sub chmod {
453 local($mode,$name) = @_;
454
39e571d4 455 return if ($^O eq 'dos');
c623bd54 456 printf STDERR " chmod %o %s\n", $mode, $name;
68dc0745
PP
457 CORE::chmod($mode,$name)
458 || warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name)
459 unless $nonono;
460}
461
462sub copy {
463 my($from,$to) = @_;
464
465 print STDERR " cp $from $to\n";
17f28c40 466 print STDERR " creating new version of $to\n" if $Is_VMS and -e $to;
68dc0745
PP
467 File::Copy::copy($from, $to)
468 || warn "Couldn't copy $from to $to: $!\n"
469 unless $nonono;
354f3b56 470 $packlist->{$to} = { type => 'file' };
c623bd54
LW
471}
472
a0d0e21e
LW
473sub samepath {
474 local($p1, $p2) = @_;
eef1cf2a
GS
475
476 return (lc($p1) eq lc($p2)) if ($^O eq 'MSWin32');
a0d0e21e 477
75f92628 478 if ($p1 ne $p2) {
eef1cf2a 479 local($dev1, $ino1, $dev2, $ino2);
a0d0e21e
LW
480 ($dev1, $ino1) = stat($p1);
481 ($dev2, $ino2) = stat($p2);
482 ($dev1 == $dev2 && $ino1 == $ino2);
483 }
484 else {
485 1;
486 }
487}
488
489sub installlib {
490 my $dir = $File::Find::dir;
491 $dir =~ s#^\.(?![^/])/?##;
0ecb046b 492 local($depth) = $dir ? "lib/$dir" : "lib";
a0d0e21e
LW
493
494 my $name = $_;
efc5ad56
TB
495
496 if ($name eq 'CVS' && -d $name) {
497 $File::Find::prune = 1;
498 return;
499 }
e50aee73
AD
500
501 # ignore patch backups and the .exists files.
502 return if $name =~ m{\.orig$|~$|^\.exists};
503
a0d0e21e
LW
504 $name = "$dir/$name" if $dir ne '';
505
506 my $installlib = $installprivlib;
1dd15ed4 507 if ($dir =~ /^auto/ ||
eef1cf2a
GS
508 ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1}) ||
509 ($name =~ /^(.*)\.(?:h|lib)$/i && $^O eq 'MSWin32')
510 ) {
a0d0e21e
LW
511 $installlib = $installarchlib;
512 return unless $do_installarchlib;
513 } else {
514 return unless $do_installprivlib;
515 }
516
a0d0e21e 517 if (-f $_) {
5cc330c8 518 if (/\.(?:al|ix)$/ && !($dir =~ m[^auto/(.*)$] && $archpms{$1})) {
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519 $installlib = $installprivlib;
520 #We're installing *.al and *.ix files into $installprivlib,
521 #but we have to delete old *.al and *.ix files from the 5.000
522 #distribution:
75f92628 523 #This might not work because $archname might have changed.
68dc0745 524 unlink("$installarchlib/$name");
3edbfbe5 525 }
354f3b56 526 $packlist->{"$installlib/$name"} = { type => 'file' };
5f05dabc 527 if (compare($_, "$installlib/$name") || $nonono) {
68dc0745 528 unlink("$installlib/$name");
fcbdbaa8 529 mkpath("$installlib/$dir", 1, 0777);
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530 # HP-UX (at least) needs to maintain execute permissions
531 # on dynamically-loaded libraries.
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532 copy_if_diff($_, "$installlib/$name")
533 and chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444,
aa3cf465 534 "$installlib/$name");
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535 }
536 } elsif (-d $_) {
fcbdbaa8 537 mkpath("$installlib/$name", 1, 0777);
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538 }
539}
3edbfbe5 540
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541# Copy $from to $to, only if $from is different than $to.
542# Also preserve modification times for .a libraries.
543# On some systems, if you do
544# ranlib libperl.a
545# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
546# and then try to link against the installed libperl.a, you might
547# get an error message to the effect that the symbol table is older
548# than the library.
aa3cf465 549# Return true if copying occurred.
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550
551sub copy_if_diff {
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552 my($from,$to)=@_;
553 -f $from || die "$0: $from not found";
354f3b56 554 $packlist->{$to} = { type => 'file' };
5f05dabc 555 if (compare($from, $to) || $nonono) {
68dc0745 556 safe_unlink($to); # In case we don't have write permissions.
0ecb046b 557 if ($nonono) {
558 $from = $depth . "/" . $from if $depth;
559 }
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560 copy($from, $to);
561 # Restore timestamps if it's a .a library or for OS/2.
562 if (!$nonono && ($^O eq 'os2' || $to =~ /\.a$/)) {
563 my ($atime, $mtime) = (stat $from)[8,9];
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564 utime $atime, $mtime, $to;
565 }
aa3cf465 566 1;
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567 }
568}