Commit | Line | Data |
c623bd54 |
1 | #!./perl |
68dc0745 |
2 | |
3 | BEGIN { |
c90c0ff4 |
4 | require 5.004; |
68dc0745 |
5 | @INC = 'lib'; |
6 | $ENV{PERL5LIB} = 'lib'; |
7 | } |
8 | |
a0d0e21e |
9 | use File::Find; |
5f05dabc |
10 | use File::Compare; |
68dc0745 |
11 | use File::Copy (); |
0ecb046b |
12 | use File::Path (); |
4633a7c4 |
13 | use Config; |
91a06757 |
14 | use subs qw(unlink link chmod); |
c623bd54 |
15 | |
0ecb046b |
16 | # override the ones in the rest of the script |
68dc0745 |
17 | sub mkpath { |
18 | File::Path::mkpath(@_) unless $nonono; |
0ecb046b |
19 | } |
20 | |
bee1dbe2 |
21 | $mainperldir = "/usr/bin"; |
39add537 |
22 | $exe_ext = $Config{exe_ext}; |
bee1dbe2 |
23 | |
c623bd54 |
24 | while (@ARGV) { |
25 | $nonono = 1 if $ARGV[0] eq '-n'; |
26 | $versiononly = 1 if $ARGV[0] eq '-v'; |
27 | shift; |
28 | } |
29 | |
45d8adaa |
30 | umask 022; |
31 | |
1fef88e7 |
32 | @scripts = qw( utils/c2ph utils/h2ph utils/h2xs |
5f05dabc |
33 | utils/perlbug utils/perldoc utils/pl2pm utils/splain |
dd6decf0 |
34 | x2p/s2p x2p/find2perl |
35 | pod/pod2man pod/pod2html pod/pod2latex pod/pod2text); |
16d20bd9 |
36 | |
16d20bd9 |
37 | @pods = (<pod/*.pod>); |
c623bd54 |
38 | |
1dd15ed4 |
39 | %archpms = (Config => 1, FileHandle => 1, overload => 1); |
39e571d4 |
40 | |
41 | if ($^O eq 'dos') { |
42 | push(@scripts,'djgpp/fixpmain'); |
43 | $archpms{config} = $archpms{filehand} = 1; |
44 | } |
45 | |
1dd15ed4 |
46 | find(sub { |
47 | if ("$File::Find::dir/$_" =~ m{^ext/[^/]+/(.*)\.pm$}) { |
48 | (my $pm = $1) =~ s{^lib/}{}; |
49 | $archpms{$pm} = 1; |
50 | } |
51 | }, 'ext'); |
52 | |
748a9306 |
53 | $ver = $]; |
4633a7c4 |
54 | $release = substr($ver,0,3); # Not used presently. |
bee1dbe2 |
55 | $patchlevel = substr($ver,3,2); |
748a9306 |
56 | die "Patchlevel of perl ($patchlevel)", |
4633a7c4 |
57 | "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n" |
58 | if $patchlevel != $Config{'PATCHLEVEL'}; |
59 | |
60 | # Fetch some frequently-used items from %Config |
61 | $installbin = $Config{installbin}; |
62 | $installscript = $Config{installscript}; |
63 | $installprivlib = $Config{installprivlib}; |
64 | $installarchlib = $Config{installarchlib}; |
65 | $installsitelib = $Config{installsitelib}; |
66 | $installsitearch = $Config{installsitearch}; |
67 | $installman1dir = $Config{installman1dir}; |
68 | $man1ext = $Config{man1ext}; |
15792f64 |
69 | $libperl = $Config{libperl}; |
4633a7c4 |
70 | # Shared library and dynamic loading suffixes. |
71 | $so = $Config{so}; |
72 | $dlext = $Config{dlext}; |
73 | |
74 | $d_dosuid = $Config{d_dosuid}; |
75 | $binexp = $Config{binexp}; |
c623bd54 |
76 | |
77 | # Do some quick sanity checks. |
78 | |
79 | if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; } |
80 | |
fe14fcc3 |
81 | $installbin || die "No installbin directory in config.sh\n"; |
fcbdbaa8 |
82 | -d $installbin || mkpath($installbin, 1, 0777); |
0ecb046b |
83 | -d $installbin || $nonono || die "$installbin is not a directory\n"; |
84 | -w $installbin || $nonono || die "$installbin is not writable by you\n" |
3edbfbe5 |
85 | unless $installbin =~ m#^/afs/# || $nonono; |
c623bd54 |
86 | |
39add537 |
87 | -x 'perl' . $exe_ext || die "perl isn't executable!\n"; |
88 | -x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid; |
c623bd54 |
89 | |
fe14fcc3 |
90 | -x 't/TEST' || warn "WARNING: You've never run 'make test'!!!", |
91 | " (Installing anyway.)\n"; |
c623bd54 |
92 | |
eef1cf2a |
93 | if ($^O eq 'MSWin32') { |
94 | |
95 | -f 'perl.' . $dlext || die "No perl DLL built\n"; |
96 | |
97 | # Install the DLL |
98 | |
99 | safe_unlink("$installbin/perl.$dlext"); |
100 | copy("perl.$dlext", "$installbin/perl.$dlext"); |
101 | chmod(0755, "$installbin/perl.$dlext"); |
102 | } |
103 | |
c623bd54 |
104 | # First we install the version-numbered executables. |
105 | |
39e571d4 |
106 | if ($^O ne 'dos') { |
107 | safe_unlink("$installbin/perl$ver$exe_ext"); |
108 | copy("perl$exe_ext", "$installbin/perl$ver$exe_ext"); |
109 | chmod(0755, "$installbin/perl$ver$exe_ext"); |
110 | } else { |
111 | safe_unlink("$installbin/perl.exe"); |
112 | copy("perl.exe", "$installbin/perl.exe"); |
113 | } |
c623bd54 |
114 | |
68dc0745 |
115 | safe_unlink("$installbin/sperl$ver$exe_ext"); |
c623bd54 |
116 | if ($d_dosuid) { |
68dc0745 |
117 | copy("suidperl$exe_ext", "$installbin/sperl$ver$exe_ext"); |
118 | chmod(04711, "$installbin/sperl$ver$exe_ext"); |
c623bd54 |
119 | } |
120 | |
45d8adaa |
121 | # Install library files. |
122 | |
a0d0e21e |
123 | $do_installarchlib = $do_installprivlib = 0; |
124 | |
fcbdbaa8 |
125 | mkpath($installprivlib, 1, 0777); |
126 | mkpath($installarchlib, 1, 0777); |
127 | mkpath($installsitelib, 1, 0777) if ($installsitelib); |
128 | mkpath($installsitearch, 1, 0777) if ($installsitearch); |
4633a7c4 |
129 | |
45d8adaa |
130 | if (chdir "lib") { |
68dc0745 |
131 | $do_installarchlib = ! samepath($installarchlib, '.'); |
132 | $do_installprivlib = ! samepath($installprivlib, '.'); |
b971f6e4 |
133 | $do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$]/); |
45d8adaa |
134 | |
a0d0e21e |
135 | if ($do_installarchlib || $do_installprivlib) { |
136 | find(\&installlib, '.'); |
45d8adaa |
137 | } |
138 | chdir ".." || die "Can't cd back to source directory: $!\n"; |
139 | } |
140 | else { |
141 | warn "Can't cd to lib to install lib files: $!\n"; |
142 | } |
143 | |
1aef975c |
144 | # Install header files and libraries. |
fcbdbaa8 |
145 | mkpath("$installarchlib/CORE", 1, 0777); |
340f689c |
146 | @corefiles = <*.h libperl*.*>; |
1aef975c |
147 | # AIX needs perl.exp installed as well. |
340f689c |
148 | push(@corefiles,'perl.exp') if $^O eq 'aix'; |
fed7345c |
149 | # If they have built sperl.o... |
340f689c |
150 | push(@corefiles,'sperl.o') if -f 'sperl.o'; |
151 | foreach $file (@corefiles) { |
aa3cf465 |
152 | # HP-UX (at least) needs to maintain execute permissions |
efc5ad56 |
153 | # on dynamically-loadable libraries. So we do it for all. |
68dc0745 |
154 | copy_if_diff($file,"$installarchlib/CORE/$file") |
efc5ad56 |
155 | and chmod($file =~ /\.(so|\Q$dlext\E)$/ ? 0555 : 0444, |
aa3cf465 |
156 | "$installarchlib/CORE/$file"); |
340f689c |
157 | } |
3edbfbe5 |
158 | |
a0d0e21e |
159 | # Offer to install perl in a "standard" location |
160 | |
a0d0e21e |
161 | $mainperl_is_instperl = 0; |
162 | |
b971f6e4 |
163 | if (!$versiononly && !$nonono && -t STDIN && -t STDERR |
68dc0745 |
164 | && -w $mainperldir && ! samepath($mainperldir, $installbin)) { |
55497cff |
165 | local($usrbinperl) = "$mainperldir/perl$exe_ext"; |
166 | local($instperl) = "$installbin/perl$exe_ext"; |
167 | local($expinstperl) = "$binexp/perl$exe_ext"; |
168 | |
169 | # First make sure $usrbinperl is not already the same as the perl we |
170 | # just installed. |
171 | if (-x $usrbinperl) { |
a0d0e21e |
172 | # Try to be clever about mainperl being a symbolic link |
173 | # to binexp/perl if binexp and installbin are different. |
174 | $mainperl_is_instperl = |
68dc0745 |
175 | samepath($usrbinperl, $instperl) || |
176 | samepath($usrbinperl, $expinstperl) || |
a0d0e21e |
177 | (($binexp ne $installbin) && |
55497cff |
178 | (-l $usrbinperl) && |
179 | ((readlink $usrbinperl) eq $expinstperl)); |
a0d0e21e |
180 | } |
181 | if ((! $mainperl_is_instperl) && |
68dc0745 |
182 | (yn("Many scripts expect perl to be installed as $usrbinperl.\n" . |
55497cff |
183 | "Do you wish to have $usrbinperl be the same as\n" . |
184 | "$expinstperl? [y] "))) |
a0d0e21e |
185 | { |
55497cff |
186 | unlink($usrbinperl); |
187 | eval { CORE::link $instperl, $usrbinperl } || |
188 | eval { symlink $expinstperl, $usrbinperl } || |
68dc0745 |
189 | copy($instperl, $usrbinperl); |
a0d0e21e |
190 | $mainperl_is_instperl = 1; |
191 | } |
192 | } |
193 | |
b971f6e4 |
194 | # Make links to ordinary names if installbin directory isn't current directory. |
195 | |
39e571d4 |
196 | if (! $versiononly && ! samepath($installbin, '.') && ($^O ne 'dos')) { |
68dc0745 |
197 | safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext"); |
198 | link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext"); |
199 | link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext") |
b971f6e4 |
200 | if $d_dosuid; |
201 | } |
202 | |
68dc0745 |
203 | if (!$versiononly && ! samepath($installbin, 'x2p')) { |
204 | safe_unlink("$installbin/a2p$exe_ext"); |
205 | copy("x2p/a2p$exe_ext", "$installbin/a2p$exe_ext"); |
206 | chmod(0755, "$installbin/a2p$exe_ext"); |
b971f6e4 |
207 | } |
208 | |
209 | # cppstdin is just a script, but it is architecture-dependent, so |
210 | # it can't safely be shared. Place it in $installbin. |
211 | # Note that Configure doesn't build cppstin if it isn't needed, so |
212 | # we skip this if cppstdin doesn't exist. |
68dc0745 |
213 | if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) { |
214 | safe_unlink("$installbin/cppstdin"); |
215 | copy("cppstdin", "$installbin/cppstdin"); |
216 | chmod(0755, "$installbin/cppstdin"); |
b971f6e4 |
217 | } |
218 | |
219 | # Install scripts. |
220 | |
221 | mkpath($installscript, 1, 0777); |
222 | |
223 | if (! $versiononly) { |
224 | for (@scripts) { |
68dc0745 |
225 | (my $base = $_) =~ s#.*/##; |
226 | copy($_, "$installscript/$base"); |
227 | chmod(0755, "$installscript/$base"); |
b971f6e4 |
228 | } |
229 | } |
230 | |
231 | # pstruct should be a link to c2ph |
232 | |
233 | if (! $versiononly) { |
68dc0745 |
234 | safe_unlink("$installscript/pstruct"); |
39e571d4 |
235 | if ($^O eq 'dos') { |
236 | copy("$installscript/c2ph","$installscript/pstruct"); |
237 | } else { |
238 | link("$installscript/c2ph","$installscript/pstruct"); |
239 | } |
b971f6e4 |
240 | } |
241 | |
242 | # Install pod pages. Where? I guess in $installprivlib/pod. |
243 | |
68dc0745 |
244 | if (! $versiononly || !($installprivlib =~ m/\Q$]/)) { |
b971f6e4 |
245 | mkpath("${installprivlib}/pod", 1, 0777); |
91a06757 |
246 | |
247 | # If Perl 5.003's perldiag.pod is there, rename it. |
248 | if (open POD, "${installprivlib}/pod/perldiag.pod") { |
249 | read POD, $_, 4000; |
250 | close POD; |
251 | # Some of Perl 5.003's diagnostic messages ended with periods. |
252 | if (/^=.*\.$/m) { |
253 | my ($from, $to) = ("${installprivlib}/pod/perldiag.pod", |
254 | "${installprivlib}/pod/perldiag-5.003.pod"); |
255 | print STDERR " rename $from $to"; |
256 | rename($from, $to) |
257 | or warn "Couldn't rename $from to $to: $!\n" |
258 | unless $nonono; |
259 | } |
260 | } |
261 | |
b971f6e4 |
262 | foreach $file (@pods) { |
263 | # $file is a name like pod/perl.pod |
68dc0745 |
264 | copy_if_diff($file, "${installprivlib}/${file}"); |
b971f6e4 |
265 | } |
91a06757 |
266 | |
267 | # Link perldiag.pod into archlib |
268 | my ($from, $to) = ("${installprivlib}/pod/perldiag.pod", |
269 | "${installarchlib}/pod/perldiag.pod"); |
270 | if (compare($from, $to) || $nonono) { |
271 | mkpath("${installarchlib}/pod", 1, 0777); |
a3b6010a |
272 | unlink($to); |
39e571d4 |
273 | link($from, $to) if ($^O ne 'dos'); |
91a06757 |
274 | } |
b971f6e4 |
275 | } |
276 | |
a0d0e21e |
277 | # Check to make sure there aren't other perls around in installer's |
278 | # path. This is probably UNIX-specific. Check all absolute directories |
279 | # in the path except for where public executables are supposed to live. |
280 | # Also skip $mainperl if the user opted to have it be a link to the |
281 | # installed perl. |
282 | |
b971f6e4 |
283 | if (!$versiononly) { |
284 | |
eef1cf2a |
285 | $dirsep = ($^O eq 'os2' || $^O eq 'MSWin32') ? ';' : ':' ; |
b971f6e4 |
286 | ($path = $ENV{"PATH"}) =~ s:\\:/:g ; |
287 | @path = split(/$dirsep/, $path); |
288 | @otherperls = (); |
289 | for (@path) { |
290 | next unless m,^/,; |
291 | # Use &samepath here because some systems have other dirs linked |
292 | # to $mainperldir (like SunOS) |
68dc0745 |
293 | next if samepath($_, $binexp); |
294 | next if ($mainperl_is_instperl && samepath($_, $mainperldir)); |
b971f6e4 |
295 | push(@otherperls, "$_/perl$exe_ext") |
296 | if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext"); |
297 | } |
298 | if (@otherperls) { |
299 | print STDERR "\nWarning: perl appears in your path in the following " . |
300 | "locations beyond where\nwe just installed it:\n"; |
301 | for (@otherperls) { |
302 | print STDERR " ", $_, "\n"; |
303 | } |
304 | print STDERR "\n"; |
a0d0e21e |
305 | } |
b971f6e4 |
306 | |
a0d0e21e |
307 | } |
308 | |
c623bd54 |
309 | print STDERR " Installation complete\n"; |
310 | |
311 | exit 0; |
312 | |
313 | ############################################################################### |
314 | |
a0d0e21e |
315 | sub yn { |
316 | local($prompt) = @_; |
317 | local($answer); |
318 | local($default) = $prompt =~ m/\[([yn])\]\s*$/i; |
319 | print STDERR $prompt; |
320 | chop($answer = <STDIN>); |
321 | $answer = $default if $answer =~ m/^\s*$/; |
322 | ($answer =~ m/^[yY]/); |
323 | } |
324 | |
c623bd54 |
325 | sub unlink { |
326 | local(@names) = @_; |
39add537 |
327 | my($cnt) = 0; |
c623bd54 |
328 | |
329 | foreach $name (@names) { |
330 | next unless -e $name; |
eef1cf2a |
331 | chmod 0777, $name if ($^O eq 'os2' || $^O eq 'MSWin32'); |
c623bd54 |
332 | print STDERR " unlink $name\n"; |
39add537 |
333 | ( CORE::unlink($name) and ++$cnt |
334 | or warn "Couldn't unlink $name: $!\n" ) unless $nonono; |
c623bd54 |
335 | } |
39add537 |
336 | return $cnt; |
c623bd54 |
337 | } |
338 | |
e50aee73 |
339 | sub safe_unlink { |
68dc0745 |
340 | return if $nonono; |
341 | local @names = @_; |
e50aee73 |
342 | foreach $name (@names) { |
343 | next unless -e $name; |
eef1cf2a |
344 | chmod 0777, $name if ($^O eq 'os2' || $^O eq 'MSWin32'); |
39add537 |
345 | print STDERR " unlink $name\n"; |
346 | next if CORE::unlink($name); |
e50aee73 |
347 | warn "Couldn't unlink $name: $!\n"; |
348 | if ($! =~ /busy/i) { |
349 | print STDERR " mv $name $name.old\n"; |
68dc0745 |
350 | safe_rename($name, "$name.old") |
351 | or warn "Couldn't rename $name: $!\n"; |
e50aee73 |
352 | } |
353 | } |
354 | } |
355 | |
68dc0745 |
356 | sub safe_rename { |
e50aee73 |
357 | local($from,$to) = @_; |
39add537 |
358 | if (-f $to and not unlink($to)) { |
e50aee73 |
359 | my($i); |
360 | for ($i = 1; $i < 50; $i++) { |
91a06757 |
361 | last if rename($to, "$to.$i"); |
e50aee73 |
362 | } |
39add537 |
363 | warn("Cannot rename to `$to.$i': $!"), return 0 |
364 | if $i >= 50; # Give up! |
e50aee73 |
365 | } |
366 | link($from,$to) || return 0; |
367 | unlink($from); |
368 | } |
369 | |
c623bd54 |
370 | sub link { |
15792f64 |
371 | my($from,$to) = @_; |
372 | my($success) = 0; |
c623bd54 |
373 | |
374 | print STDERR " ln $from $to\n"; |
39add537 |
375 | eval { |
68dc0745 |
376 | CORE::link($from, $to) |
377 | ? $success++ |
7bac28a0 |
378 | : ($from =~ m#^/afs/# || $to =~ m#^/afs/#) |
379 | ? die "AFS" # okay inside eval {} |
380 | : warn "Couldn't link $from to $to: $!\n" |
68dc0745 |
381 | unless $nonono; |
39add537 |
382 | }; |
383 | if ($@) { |
68dc0745 |
384 | File::Copy::copy($from, $to) |
385 | ? $success++ |
386 | : warn "Couldn't copy $from to $to: $!\n" |
387 | unless $nonono; |
39add537 |
388 | } |
15792f64 |
389 | $success; |
c623bd54 |
390 | } |
391 | |
392 | sub chmod { |
393 | local($mode,$name) = @_; |
394 | |
39e571d4 |
395 | return if ($^O eq 'dos'); |
c623bd54 |
396 | printf STDERR " chmod %o %s\n", $mode, $name; |
68dc0745 |
397 | CORE::chmod($mode,$name) |
398 | || warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name) |
399 | unless $nonono; |
400 | } |
401 | |
402 | sub copy { |
403 | my($from,$to) = @_; |
404 | |
405 | print STDERR " cp $from $to\n"; |
406 | File::Copy::copy($from, $to) |
407 | || warn "Couldn't copy $from to $to: $!\n" |
408 | unless $nonono; |
c623bd54 |
409 | } |
410 | |
a0d0e21e |
411 | sub samepath { |
412 | local($p1, $p2) = @_; |
eef1cf2a |
413 | |
414 | return (lc($p1) eq lc($p2)) if ($^O eq 'MSWin32'); |
a0d0e21e |
415 | |
75f92628 |
416 | if ($p1 ne $p2) { |
eef1cf2a |
417 | local($dev1, $ino1, $dev2, $ino2); |
a0d0e21e |
418 | ($dev1, $ino1) = stat($p1); |
419 | ($dev2, $ino2) = stat($p2); |
420 | ($dev1 == $dev2 && $ino1 == $ino2); |
421 | } |
422 | else { |
423 | 1; |
424 | } |
425 | } |
426 | |
427 | sub installlib { |
428 | my $dir = $File::Find::dir; |
429 | $dir =~ s#^\.(?![^/])/?##; |
0ecb046b |
430 | local($depth) = $dir ? "lib/$dir" : "lib"; |
a0d0e21e |
431 | |
432 | my $name = $_; |
efc5ad56 |
433 | |
434 | if ($name eq 'CVS' && -d $name) { |
435 | $File::Find::prune = 1; |
436 | return; |
437 | } |
e50aee73 |
438 | |
439 | # ignore patch backups and the .exists files. |
440 | return if $name =~ m{\.orig$|~$|^\.exists}; |
441 | |
a0d0e21e |
442 | $name = "$dir/$name" if $dir ne ''; |
443 | |
444 | my $installlib = $installprivlib; |
1dd15ed4 |
445 | if ($dir =~ /^auto/ || |
eef1cf2a |
446 | ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1}) || |
447 | ($name =~ /^(.*)\.(?:h|lib)$/i && $^O eq 'MSWin32') |
448 | ) { |
a0d0e21e |
449 | $installlib = $installarchlib; |
450 | return unless $do_installarchlib; |
451 | } else { |
452 | return unless $do_installprivlib; |
453 | } |
454 | |
a0d0e21e |
455 | if (-f $_) { |
5cc330c8 |
456 | if (/\.(?:al|ix)$/ && !($dir =~ m[^auto/(.*)$] && $archpms{$1})) { |
3edbfbe5 |
457 | $installlib = $installprivlib; |
458 | #We're installing *.al and *.ix files into $installprivlib, |
459 | #but we have to delete old *.al and *.ix files from the 5.000 |
460 | #distribution: |
75f92628 |
461 | #This might not work because $archname might have changed. |
68dc0745 |
462 | unlink("$installarchlib/$name"); |
3edbfbe5 |
463 | } |
5f05dabc |
464 | if (compare($_, "$installlib/$name") || $nonono) { |
68dc0745 |
465 | unlink("$installlib/$name"); |
fcbdbaa8 |
466 | mkpath("$installlib/$dir", 1, 0777); |
75f92628 |
467 | # HP-UX (at least) needs to maintain execute permissions |
468 | # on dynamically-loaded libraries. |
68dc0745 |
469 | copy_if_diff($_, "$installlib/$name") |
470 | and chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444, |
aa3cf465 |
471 | "$installlib/$name"); |
a0d0e21e |
472 | } |
473 | } elsif (-d $_) { |
fcbdbaa8 |
474 | mkpath("$installlib/$name", 1, 0777); |
a0d0e21e |
475 | } |
476 | } |
3edbfbe5 |
477 | |
16d20bd9 |
478 | # Copy $from to $to, only if $from is different than $to. |
479 | # Also preserve modification times for .a libraries. |
480 | # On some systems, if you do |
481 | # ranlib libperl.a |
482 | # cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a |
483 | # and then try to link against the installed libperl.a, you might |
484 | # get an error message to the effect that the symbol table is older |
485 | # than the library. |
aa3cf465 |
486 | # Return true if copying occurred. |
68dc0745 |
487 | |
488 | sub copy_if_diff { |
3edbfbe5 |
489 | my($from,$to)=@_; |
490 | -f $from || die "$0: $from not found"; |
5f05dabc |
491 | if (compare($from, $to) || $nonono) { |
68dc0745 |
492 | safe_unlink($to); # In case we don't have write permissions. |
0ecb046b |
493 | if ($nonono) { |
494 | $from = $depth . "/" . $from if $depth; |
495 | } |
68dc0745 |
496 | copy($from, $to); |
497 | # Restore timestamps if it's a .a library or for OS/2. |
498 | if (!$nonono && ($^O eq 'os2' || $to =~ /\.a$/)) { |
499 | my ($atime, $mtime) = (stat $from)[8,9]; |
16d20bd9 |
500 | utime $atime, $mtime, $to; |
501 | } |
aa3cf465 |
502 | 1; |
3edbfbe5 |
503 | } |
504 | } |