This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Update OS/2 support, and first-pass general cleanup
[perl5.git] / installperl
CommitLineData
c623bd54 1#!./perl
a0d0e21e 2BEGIN { @INC=('./lib', '../lib') }
a0d0e21e 3use File::Find;
fcbdbaa8 4use File::Path qw(mkpath);
4633a7c4 5use Config;
c623bd54 6
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7$mainperldir = "/usr/bin";
8
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9while (@ARGV) {
10 $nonono = 1 if $ARGV[0] eq '-n';
11 $versiononly = 1 if $ARGV[0] eq '-v';
12 shift;
13}
14
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15umask 022;
16
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17@scripts = qw(cppstdin
18 utils/c2ph utils/h2ph utils/h2xs utils/pstruct
19 utils/perlbug utils/perldoc
20 x2p/s2p x2p/find2perl
21 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
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22
23# pod documentation now handled by separate installman script.
24# These two are archaic leftovers.
dd6decf0 25@manpages = qw(x2p/a2p.man x2p/s2p.man);
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26
27@pods = (<pod/*.pod>);
c623bd54 28
748a9306 29$ver = $];
4633a7c4 30$release = substr($ver,0,3); # Not used presently.
bee1dbe2 31$patchlevel = substr($ver,3,2);
748a9306 32die "Patchlevel of perl ($patchlevel)",
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33 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
34 if $patchlevel != $Config{'PATCHLEVEL'};
35
36# Fetch some frequently-used items from %Config
37$installbin = $Config{installbin};
38$installscript = $Config{installscript};
39$installprivlib = $Config{installprivlib};
40$installarchlib = $Config{installarchlib};
41$installsitelib = $Config{installsitelib};
42$installsitearch = $Config{installsitearch};
43$installman1dir = $Config{installman1dir};
44$man1ext = $Config{man1ext};
45# Did we build libperl as a shared library?
46$d_shrplib = $Config{d_shrplib};
47$shrpdir = $Config{shrpdir};
48# Shared library and dynamic loading suffixes.
49$so = $Config{so};
50$dlext = $Config{dlext};
51
52$d_dosuid = $Config{d_dosuid};
53$binexp = $Config{binexp};
54$osname = $Config{osname};
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55
56# Do some quick sanity checks.
57
58if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
59
fe14fcc3 60 $installbin || die "No installbin directory in config.sh\n";
fcbdbaa8 61-d $installbin || mkpath($installbin, 1, 0777);
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62-d $installbin || die "$installbin is not a directory\n";
63-w $installbin || die "$installbin is not writable by you\n"
3edbfbe5 64 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 65
fe14fcc3 66-x 'perl' || die "perl isn't executable!\n";
fe14fcc3 67-x 'suidperl' || die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 68
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69-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
70 " (Installing anyway.)\n";
c623bd54 71
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72if ($d_shrplib) {
73 if (!<libperl*.$so*>) {
74 warn "WARNING: Can't find libperl*.$so* to install into $shrpdir.",
75 " (Installing other things anyway.)\n";
76 } else {
fcbdbaa8 77 mkpath($shrpdir, 1, 0777);
c07a80fd 78 -w $shrpdir || $nonono || die "$shrpdir is not writable by you\n";
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79 &cmd("cp libperl*.$so* $shrpdir");
80 }
81}
82
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83# First we install the version-numbered executables.
84
e50aee73 85&safe_unlink("$installbin/perl$ver");
fe14fcc3 86&cmd("cp perl $installbin/perl$ver");
c623bd54 87
e50aee73 88&safe_unlink("$installbin/sperl$ver");
c623bd54 89if ($d_dosuid) {
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90 &cmd("cp suidperl $installbin/sperl$ver");
91 &chmod(04711, "$installbin/sperl$ver");
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92}
93
94exit 0 if $versiononly;
95
fe14fcc3 96# Make links to ordinary names if installbin directory isn't current directory.
c623bd54 97
ecfc5424 98if (! &samepath($installbin, '.')) {
e50aee73 99 &safe_unlink("$installbin/perl", "$installbin/suidperl");
fe14fcc3 100 &link("$installbin/perl$ver", "$installbin/perl");
fe14fcc3 101 &link("$installbin/sperl$ver", "$installbin/suidperl") if $d_dosuid;
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102}
103
ecfc5424 104if (! &samepath($installbin, 'x2p')) {
e50aee73 105 &safe_unlink("$installbin/a2p");
352d5a3a 106 &cmd("cp x2p/a2p $installbin/a2p");
bee1dbe2 107 &chmod(0755, "$installbin/a2p");
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108}
109
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110# Install scripts.
111
fcbdbaa8 112mkpath($installscript, 1, 0777);
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113
114for (@scripts) {
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115 if (-f $_) { # cppstdin might not exist on this system.
116 &cmd("cp $_ $installscript");
117 s#.*/##; &chmod(0755, "$installscript/$_");
118 }
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119}
120
16d20bd9 121# Install pod pages. Where? I guess in $installprivlib/pod.
fcbdbaa8 122mkpath("${installprivlib}/pod", 1, 0777);
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123foreach $file (@pods) {
124 # $file is a name like pod/perl.pod
125 cp_if_diff($file, "${installprivlib}/${file}");
126}
127
128# Install old man pages.
c623bd54 129
16d20bd9 130if ($installman1dir ne '') {
fcbdbaa8 131 mkpath($installman1dir, 1, 0777);
fe14fcc3 132
16d20bd9 133 if (! &samepath($installman1dir, '.')) {
fe14fcc3 134 for (@manpages) {
16d20bd9 135 ($new = $_) =~ s/man$/$man1ext/;
352d5a3a 136 $new =~ s#.*/##;
16d20bd9 137 print STDERR " Installing $installman1dir/$new\n";
fe14fcc3 138 next if $nonono;
bee1dbe2 139 open(MI,$_) || warn "Can't open $_: $!\n";
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140 open(MO,">$installman1dir/$new") ||
141 warn "Can't install $installman1dir/$new: $!\n";
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142 print MO ".ds RP Release $release Patchlevel $patchlevel\n";
143 while (<MI>) {
144 print MO;
145 }
146 close MI;
147 close MO;
148 }
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149 }
150}
151
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152# Install library files.
153
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154$do_installarchlib = $do_installprivlib = 0;
155
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156mkpath($installprivlib, 1, 0777);
157mkpath($installarchlib, 1, 0777);
158mkpath($installsitelib, 1, 0777) if ($installsitelib);
159mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 160
45d8adaa 161if (chdir "lib") {
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162 $do_installarchlib = ! &samepath($installarchlib, '.');
163 $do_installprivlib = ! &samepath($installprivlib, '.');
45d8adaa 164
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165 if ($do_installarchlib || $do_installprivlib) {
166 find(\&installlib, '.');
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167 }
168 chdir ".." || die "Can't cd back to source directory: $!\n";
169}
170else {
171 warn "Can't cd to lib to install lib files: $!\n";
172}
173
1aef975c 174# Install header files and libraries.
fcbdbaa8 175mkpath("$installarchlib/CORE", 1, 0777);
75f92628 176foreach $file (<*.h libperl*.*>) {
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177 cp_if_diff($file,"$installarchlib/CORE/$file");
178}
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179# AIX needs perl.exp installed as well.
180cp_if_diff("perl.exp" ,"$installarchlib/CORE/perl.exp") if ($osname eq 'aix');
181
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182# If they have built sperl.o...
183cp_if_diff("sperl.o" ,"$installarchlib/CORE/sperl.o") if (-f 'sperl.o');
184
3edbfbe5 185
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186# Offer to install perl in a "standard" location
187
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188$mainperl_is_instperl = 0;
189
ecfc5424 190if (-w $mainperldir && ! &samepath($mainperldir, $installbin) && !$nonono) {
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191 # First make sure $mainperldir/perl is not already the same as
192 # the perl we just installed
193 if (-x "$mainperldir/perl") {
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194 # Try to be clever about mainperl being a symbolic link
195 # to binexp/perl if binexp and installbin are different.
196 $mainperl_is_instperl =
ecfc5424 197 &samepath("$mainperldir/perl", "$installbin/perl") ||
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198 (($binexp ne $installbin) &&
199 (-l "$mainperldir/perl") &&
ecfc5424 200 ((readlink "$mainperldir/perl") eq "$binexp/perl"));
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201 }
202 if ((! $mainperl_is_instperl) &&
203 (&yn("Many scripts expect perl to be installed as " .
204 "$mainperldir/perl.\n" .
205 "Do you wish to have $mainperldir/perl be the same as\n" .
206 "$binexp/perl? [y] ")))
207 {
208 unlink("$mainperldir/perl");
209 eval 'link("$installbin/perl", "$mainperldir/perl")' ||
210 eval 'symlink("$binexp/perl", "$mainperldir/perl")' ||
211 &cmd("cp $installbin/perl $mainperldir");
212 $mainperl_is_instperl = 1;
213 }
214}
215
216# Check to make sure there aren't other perls around in installer's
217# path. This is probably UNIX-specific. Check all absolute directories
218# in the path except for where public executables are supposed to live.
219# Also skip $mainperl if the user opted to have it be a link to the
220# installed perl.
221
222@path = split(/:/, $ENV{"PATH"});
223@otherperls = ();
224for (@path) {
225 next unless m,^/,;
226 next if ($_ eq $binexp);
227 # Use &samepath here because some systems have other dirs linked
228 # to $mainperldir (like SunOS)
229 next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
230 push(@otherperls, "$_/perl") if (-x "$_/perl" && ! -d "$_/perl");
231}
232if (@otherperls) {
233 print STDERR "\nWarning: perl appears in your path in the following " .
234 "locations beyond where\nwe just installed it:\n";
235 for (@otherperls) {
236 print STDERR " ", $_, "\n";
237 }
238 print STDERR "\n";
239}
240
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241print STDERR " Installation complete\n";
242
243exit 0;
244
245###############################################################################
246
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247sub yn {
248 local($prompt) = @_;
249 local($answer);
250 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
251 print STDERR $prompt;
252 chop($answer = <STDIN>);
253 $answer = $default if $answer =~ m/^\s*$/;
254 ($answer =~ m/^[yY]/);
255}
256
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257sub unlink {
258 local(@names) = @_;
259
260 foreach $name (@names) {
261 next unless -e $name;
262 print STDERR " unlink $name\n";
263 unlink($name) || warn "Couldn't unlink $name: $!\n" unless $nonono;
264 }
265}
266
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267sub safe_unlink {
268 local(@names) = @_;
269
270 foreach $name (@names) {
271 next unless -e $name;
272 print STDERR " unlink $name\n";
273 next if $nonono;
274 next if unlink($name);
275 warn "Couldn't unlink $name: $!\n";
276 if ($! =~ /busy/i) {
277 print STDERR " mv $name $name.old\n";
278 &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
279 }
280 }
281}
282
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283sub cmd {
284 local($cmd) = @_;
285 print STDERR " $cmd\n";
286 unless ($nonono) {
287 system $cmd;
288 warn "Command failed!!!\n" if $?;
289 }
290}
291
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292sub rename {
293 local($from,$to) = @_;
294 unless (unlink($to)) {
295 my($i);
296 for ($i = 1; $i < 50; $i++) {
297 last if rename($to, "$to.$i");
298 }
299 return 0 if $i >= 50; # Give up!
300 }
301 link($from,$to) || return 0;
302 unlink($from);
303}
304
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305sub link {
306 local($from,$to) = @_;
307
308 print STDERR " ln $from $to\n";
309 link($from,$to) || warn "Couldn't link $from to $to: $!\n" unless $nonono;
310}
311
312sub chmod {
313 local($mode,$name) = @_;
314
315 printf STDERR " chmod %o %s\n", $mode, $name;
514dae0d 316 chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
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317 unless $nonono;
318}
319
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320sub samepath {
321 local($p1, $p2) = @_;
322 local($dev1, $ino1, $dev2, $ino2);
323
75f92628 324 if ($p1 ne $p2) {
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325 ($dev1, $ino1) = stat($p1);
326 ($dev2, $ino2) = stat($p2);
327 ($dev1 == $dev2 && $ino1 == $ino2);
328 }
329 else {
330 1;
331 }
332}
333
334sub installlib {
335 my $dir = $File::Find::dir;
336 $dir =~ s#^\.(?![^/])/?##;
337
338 my $name = $_;
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339
340 # ignore patch backups and the .exists files.
341 return if $name =~ m{\.orig$|~$|^\.exists};
342
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343 $name = "$dir/$name" if $dir ne '';
344
345 my $installlib = $installprivlib;
346 if ((substr($dir, 0, 4) eq 'auto') || ($name eq 'Config.pm')) {
347 $installlib = $installarchlib;
348 return unless $do_installarchlib;
349 } else {
350 return unless $do_installprivlib;
351 }
352
a0d0e21e 353 if (-f $_) {
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354 if (/\.al$/ || /\.ix$/) {
355 $installlib = $installprivlib;
356 #We're installing *.al and *.ix files into $installprivlib,
357 #but we have to delete old *.al and *.ix files from the 5.000
358 #distribution:
75f92628 359 #This might not work because $archname might have changed.
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360 &unlink("$installarchlib/$name");
361 }
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362 system "cmp", "-s", $_, "$installlib/$name";
363 if ($?) {
364 &unlink("$installlib/$name");
fcbdbaa8 365 mkpath("$installlib/$dir", 1, 0777);
dd6decf0 366 cp_if_diff($_, "$installlib/$name");
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367 # HP-UX (at least) needs to maintain execute permissions
368 # on dynamically-loaded libraries.
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369 if ($name =~ /\.(so|$dlext)$/o) {
370 &chmod(0555, "$installlib/$name");
371 }
372 else {
373 &chmod(0444, "$installlib/$name");
374 }
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375 }
376 } elsif (-d $_) {
fcbdbaa8 377 mkpath("$installlib/$name", 1, 0777);
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378 }
379}
3edbfbe5 380
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381# Copy $from to $to, only if $from is different than $to.
382# Also preserve modification times for .a libraries.
383# On some systems, if you do
384# ranlib libperl.a
385# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
386# and then try to link against the installed libperl.a, you might
387# get an error message to the effect that the symbol table is older
388# than the library.
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389sub cp_if_diff {
390 my($from,$to)=@_;
391 -f $from || die "$0: $from not found";
392 system "cmp", "-s", $from, $to;
393 if ($?) {
16d20bd9 394 my ($atime, $mtime);
5d94fbed 395 unlink($to); # In case we don't have write permissions.
3edbfbe5 396 cmd("cp $from $to");
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397 # Restore timestamps if it's a .a library.
398 if ($to =~ /\.a$/) {
399 ($atime, $mtime) = (stat $from)[8,9];
400 utime $atime, $mtime, $to;
401 }
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402 }
403}