This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
OS/2 and $^O updates, and first-pass general cleanup
[perl5.git] / installperl
CommitLineData
c623bd54 1#!./perl
a0d0e21e 2BEGIN { @INC=('./lib', '../lib') }
a0d0e21e 3use File::Find;
fcbdbaa8 4use File::Path qw(mkpath);
4633a7c4 5use Config;
39add537 6use subs qw(unlink rename link chmod);
c623bd54 7
bee1dbe2 8$mainperldir = "/usr/bin";
39add537 9$exe_ext = $Config{exe_ext};
bee1dbe2 10
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11while (@ARGV) {
12 $nonono = 1 if $ARGV[0] eq '-n';
13 $versiononly = 1 if $ARGV[0] eq '-v';
14 shift;
15}
16
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17umask 022;
18
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19@scripts = qw(cppstdin
20 utils/c2ph utils/h2ph utils/h2xs utils/pstruct
21 utils/perlbug utils/perldoc
22 x2p/s2p x2p/find2perl
23 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
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24
25# pod documentation now handled by separate installman script.
26# These two are archaic leftovers.
dd6decf0 27@manpages = qw(x2p/a2p.man x2p/s2p.man);
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28
29@pods = (<pod/*.pod>);
c623bd54 30
748a9306 31$ver = $];
4633a7c4 32$release = substr($ver,0,3); # Not used presently.
bee1dbe2 33$patchlevel = substr($ver,3,2);
748a9306 34die "Patchlevel of perl ($patchlevel)",
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35 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
36 if $patchlevel != $Config{'PATCHLEVEL'};
37
38# Fetch some frequently-used items from %Config
39$installbin = $Config{installbin};
40$installscript = $Config{installscript};
41$installprivlib = $Config{installprivlib};
42$installarchlib = $Config{installarchlib};
43$installsitelib = $Config{installsitelib};
44$installsitearch = $Config{installsitearch};
45$installman1dir = $Config{installman1dir};
46$man1ext = $Config{man1ext};
47# Did we build libperl as a shared library?
48$d_shrplib = $Config{d_shrplib};
49$shrpdir = $Config{shrpdir};
50# Shared library and dynamic loading suffixes.
51$so = $Config{so};
52$dlext = $Config{dlext};
53
54$d_dosuid = $Config{d_dosuid};
55$binexp = $Config{binexp};
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56
57# Do some quick sanity checks.
58
59if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
60
fe14fcc3 61 $installbin || die "No installbin directory in config.sh\n";
fcbdbaa8 62-d $installbin || mkpath($installbin, 1, 0777);
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63-d $installbin || die "$installbin is not a directory\n";
64-w $installbin || die "$installbin is not writable by you\n"
3edbfbe5 65 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 66
39add537
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67-x 'perl' . $exe_ext || die "perl isn't executable!\n";
68-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 69
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70-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
71 " (Installing anyway.)\n";
c623bd54 72
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73if ($d_shrplib) {
74 if (!<libperl*.$so*>) {
75 warn "WARNING: Can't find libperl*.$so* to install into $shrpdir.",
76 " (Installing other things anyway.)\n";
77 } else {
fcbdbaa8 78 mkpath($shrpdir, 1, 0777);
c07a80fd 79 -w $shrpdir || $nonono || die "$shrpdir is not writable by you\n";
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80 &cmd("cp libperl*.$so* $shrpdir");
81 }
82}
83
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84# First we install the version-numbered executables.
85
39add537
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86&safe_unlink("$installbin/perl$ver$exe_ext");
87&cmd("cp perl$exe_ext $installbin/perl$ver$exe_ext");
c623bd54 88
39add537 89&safe_unlink("$installbin/sperl$ver$exe_ext");
c623bd54 90if ($d_dosuid) {
39add537
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91 &cmd("cp suidperl$exe_ext $installbin/sperl$ver$exe_ext");
92 &chmod(04711, "$installbin/sperl$ver$exe_ext");
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93}
94
95exit 0 if $versiononly;
96
fe14fcc3 97# Make links to ordinary names if installbin directory isn't current directory.
c623bd54 98
ecfc5424 99if (! &samepath($installbin, '.')) {
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100 &safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
101 &link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
102 &link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext")
103 if $d_dosuid;
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104}
105
ecfc5424 106if (! &samepath($installbin, 'x2p')) {
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107 &safe_unlink("$installbin/a2p$exe_ext");
108 &cmd("cp x2p/a2p$exe_ext $installbin/a2p$exe_ext");
109 &chmod(0755, "$installbin/a2p$exe_ext");
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110}
111
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112# Install scripts.
113
fcbdbaa8 114mkpath($installscript, 1, 0777);
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115
116for (@scripts) {
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117 if (-f $_) { # cppstdin might not exist on this system.
118 &cmd("cp $_ $installscript");
119 s#.*/##; &chmod(0755, "$installscript/$_");
120 }
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121}
122
16d20bd9 123# Install pod pages. Where? I guess in $installprivlib/pod.
fcbdbaa8 124mkpath("${installprivlib}/pod", 1, 0777);
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125foreach $file (@pods) {
126 # $file is a name like pod/perl.pod
127 cp_if_diff($file, "${installprivlib}/${file}");
128}
129
130# Install old man pages.
c623bd54 131
16d20bd9 132if ($installman1dir ne '') {
fcbdbaa8 133 mkpath($installman1dir, 1, 0777);
fe14fcc3 134
16d20bd9 135 if (! &samepath($installman1dir, '.')) {
fe14fcc3 136 for (@manpages) {
16d20bd9 137 ($new = $_) =~ s/man$/$man1ext/;
352d5a3a 138 $new =~ s#.*/##;
16d20bd9 139 print STDERR " Installing $installman1dir/$new\n";
fe14fcc3 140 next if $nonono;
bee1dbe2 141 open(MI,$_) || warn "Can't open $_: $!\n";
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142 open(MO,">$installman1dir/$new") ||
143 warn "Can't install $installman1dir/$new: $!\n";
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144 print MO ".ds RP Release $release Patchlevel $patchlevel\n";
145 while (<MI>) {
146 print MO;
147 }
148 close MI;
149 close MO;
150 }
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151 }
152}
153
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154# Install library files.
155
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156$do_installarchlib = $do_installprivlib = 0;
157
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158mkpath($installprivlib, 1, 0777);
159mkpath($installarchlib, 1, 0777);
160mkpath($installsitelib, 1, 0777) if ($installsitelib);
161mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 162
45d8adaa 163if (chdir "lib") {
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164 $do_installarchlib = ! &samepath($installarchlib, '.');
165 $do_installprivlib = ! &samepath($installprivlib, '.');
45d8adaa 166
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167 if ($do_installarchlib || $do_installprivlib) {
168 find(\&installlib, '.');
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169 }
170 chdir ".." || die "Can't cd back to source directory: $!\n";
171}
172else {
173 warn "Can't cd to lib to install lib files: $!\n";
174}
175
1aef975c 176# Install header files and libraries.
fcbdbaa8 177mkpath("$installarchlib/CORE", 1, 0777);
75f92628 178foreach $file (<*.h libperl*.*>) {
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179 cp_if_diff($file,"$installarchlib/CORE/$file");
180}
1aef975c 181# AIX needs perl.exp installed as well.
39add537 182cp_if_diff("perl.exp" ,"$installarchlib/CORE/perl.exp") if ($^O eq 'aix');
1aef975c 183
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184# If they have built sperl.o...
185cp_if_diff("sperl.o" ,"$installarchlib/CORE/sperl.o") if (-f 'sperl.o');
186
3edbfbe5 187
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188# Offer to install perl in a "standard" location
189
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190$mainperl_is_instperl = 0;
191
ecfc5424 192if (-w $mainperldir && ! &samepath($mainperldir, $installbin) && !$nonono) {
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193 # First make sure $mainperldir/perl is not already the same as
194 # the perl we just installed
39add537 195 if (-x "$mainperldir/perl$exe_ext") {
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196 # Try to be clever about mainperl being a symbolic link
197 # to binexp/perl if binexp and installbin are different.
198 $mainperl_is_instperl =
39add537 199 &samepath("$mainperldir/perl$exe_ext", "$installbin/perl$exe_ext") ||
a0d0e21e 200 (($binexp ne $installbin) &&
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201 (-l "$mainperldir/perl$exe_ext") &&
202 ((readlink "$mainperldir/perl$exe_ext") eq "$binexp/perl$exe_ext"));
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203 }
204 if ((! $mainperl_is_instperl) &&
205 (&yn("Many scripts expect perl to be installed as " .
206 "$mainperldir/perl.\n" .
207 "Do you wish to have $mainperldir/perl be the same as\n" .
208 "$binexp/perl? [y] ")))
209 {
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210 unlink("$mainperldir/perl$exe_ext");
211 eval 'link("$installbin/perl$exe_ext", "$mainperldir/perl$exe_ext")' ||
212 eval 'symlink("$binexp/perl$exe_ext", "$mainperldir/perl$exe_ext")' ||
213 &cmd("cp $installbin/perl$exe_ext $mainperldir$exe_ext");
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214 $mainperl_is_instperl = 1;
215 }
216}
217
218# Check to make sure there aren't other perls around in installer's
219# path. This is probably UNIX-specific. Check all absolute directories
220# in the path except for where public executables are supposed to live.
221# Also skip $mainperl if the user opted to have it be a link to the
222# installed perl.
223
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224$dirsep = ($^O eq 'os2') ? ';' : ':' ;
225($path = $ENV{"PATH"}) =~ s:\\:/:g ;
226@path = split(/$dirsep/, $path);
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227@otherperls = ();
228for (@path) {
229 next unless m,^/,;
230 next if ($_ eq $binexp);
231 # Use &samepath here because some systems have other dirs linked
232 # to $mainperldir (like SunOS)
233 next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
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234 push(@otherperls, "$_/perl$exe_ext")
235 if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
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236}
237if (@otherperls) {
238 print STDERR "\nWarning: perl appears in your path in the following " .
239 "locations beyond where\nwe just installed it:\n";
240 for (@otherperls) {
241 print STDERR " ", $_, "\n";
242 }
243 print STDERR "\n";
244}
245
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246print STDERR " Installation complete\n";
247
248exit 0;
249
250###############################################################################
251
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252sub yn {
253 local($prompt) = @_;
254 local($answer);
255 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
256 print STDERR $prompt;
257 chop($answer = <STDIN>);
258 $answer = $default if $answer =~ m/^\s*$/;
259 ($answer =~ m/^[yY]/);
260}
261
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262sub unlink {
263 local(@names) = @_;
39add537 264 my($cnt) = 0;
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265
266 foreach $name (@names) {
267 next unless -e $name;
39add537 268 chmod 0777, $name if $^O eq 'os2';
c623bd54 269 print STDERR " unlink $name\n";
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270 ( CORE::unlink($name) and ++$cnt
271 or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
c623bd54 272 }
39add537 273 return $cnt;
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274}
275
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276sub safe_unlink {
277 local(@names) = @_;
278
279 foreach $name (@names) {
280 next unless -e $name;
e50aee73 281 next if $nonono;
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282 chmod 0777, $name if $^O eq 'os2';
283 print STDERR " unlink $name\n";
284 next if CORE::unlink($name);
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285 warn "Couldn't unlink $name: $!\n";
286 if ($! =~ /busy/i) {
287 print STDERR " mv $name $name.old\n";
288 &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
289 }
290 }
291}
292
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293sub cmd {
294 local($cmd) = @_;
295 print STDERR " $cmd\n";
296 unless ($nonono) {
297 system $cmd;
298 warn "Command failed!!!\n" if $?;
299 }
300}
301
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302sub rename {
303 local($from,$to) = @_;
39add537 304 if (-f $to and not unlink($to)) {
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305 my($i);
306 for ($i = 1; $i < 50; $i++) {
39add537 307 last if CORE::rename($to, "$to.$i");
e50aee73 308 }
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309 warn("Cannot rename to `$to.$i': $!"), return 0
310 if $i >= 50; # Give up!
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311 }
312 link($from,$to) || return 0;
313 unlink($from);
314}
315
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316sub link {
317 local($from,$to) = @_;
318
319 print STDERR " ln $from $to\n";
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320 eval {
321 CORE::link($from,$to) || warn "Couldn't link $from to $to: $!\n" unless $nonono;
322 };
323 if ($@) {
324 system( $cp, $from, $to )
325 && warn "Couldn't copy $from to $to: $!\n" unless $nonono;
326 }
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327}
328
329sub chmod {
330 local($mode,$name) = @_;
331
332 printf STDERR " chmod %o %s\n", $mode, $name;
39add537 333 CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
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334 unless $nonono;
335}
336
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337sub samepath {
338 local($p1, $p2) = @_;
339 local($dev1, $ino1, $dev2, $ino2);
340
75f92628 341 if ($p1 ne $p2) {
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342 ($dev1, $ino1) = stat($p1);
343 ($dev2, $ino2) = stat($p2);
344 ($dev1 == $dev2 && $ino1 == $ino2);
345 }
346 else {
347 1;
348 }
349}
350
351sub installlib {
352 my $dir = $File::Find::dir;
353 $dir =~ s#^\.(?![^/])/?##;
354
355 my $name = $_;
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356
357 # ignore patch backups and the .exists files.
358 return if $name =~ m{\.orig$|~$|^\.exists};
359
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360 $name = "$dir/$name" if $dir ne '';
361
362 my $installlib = $installprivlib;
363 if ((substr($dir, 0, 4) eq 'auto') || ($name eq 'Config.pm')) {
364 $installlib = $installarchlib;
365 return unless $do_installarchlib;
366 } else {
367 return unless $do_installprivlib;
368 }
369
a0d0e21e 370 if (-f $_) {
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371 if (/\.al$/ || /\.ix$/) {
372 $installlib = $installprivlib;
373 #We're installing *.al and *.ix files into $installprivlib,
374 #but we have to delete old *.al and *.ix files from the 5.000
375 #distribution:
75f92628 376 #This might not work because $archname might have changed.
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377 &unlink("$installarchlib/$name");
378 }
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379 system "cmp", "-s", $_, "$installlib/$name";
380 if ($?) {
381 &unlink("$installlib/$name");
fcbdbaa8 382 mkpath("$installlib/$dir", 1, 0777);
dd6decf0 383 cp_if_diff($_, "$installlib/$name");
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384 # HP-UX (at least) needs to maintain execute permissions
385 # on dynamically-loaded libraries.
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386 if ($name =~ /\.(so|$dlext)$/o) {
387 &chmod(0555, "$installlib/$name");
388 }
389 else {
390 &chmod(0444, "$installlib/$name");
391 }
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392 }
393 } elsif (-d $_) {
fcbdbaa8 394 mkpath("$installlib/$name", 1, 0777);
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395 }
396}
3edbfbe5 397
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398# Copy $from to $to, only if $from is different than $to.
399# Also preserve modification times for .a libraries.
400# On some systems, if you do
401# ranlib libperl.a
402# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
403# and then try to link against the installed libperl.a, you might
404# get an error message to the effect that the symbol table is older
405# than the library.
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406sub cp_if_diff {
407 my($from,$to)=@_;
408 -f $from || die "$0: $from not found";
409 system "cmp", "-s", $from, $to;
410 if ($?) {
16d20bd9 411 my ($atime, $mtime);
5d94fbed 412 unlink($to); # In case we don't have write permissions.
3edbfbe5 413 cmd("cp $from $to");
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414 # Restore timestamps if it's a .a library.
415 if ($to =~ /\.a$/) {
416 ($atime, $mtime) = (stat $from)[8,9];
417 utime $atime, $mtime, $to;
418 }
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419 }
420}