This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Re: Inline PI function
[perl5.git] / installperl
CommitLineData
c623bd54 1#!./perl
a0d0e21e 2BEGIN { @INC=('./lib', '../lib') }
a0d0e21e 3use File::Find;
5f05dabc 4use File::Compare;
0ecb046b 5use File::Path ();
4633a7c4 6use Config;
39add537 7use subs qw(unlink rename link chmod);
c623bd54 8
0ecb046b 9# override the ones in the rest of the script
10sub mkpath
11{
12 File::Path::mkpath(@_) unless $nonono;
13}
14
bee1dbe2 15$mainperldir = "/usr/bin";
39add537 16$exe_ext = $Config{exe_ext};
bee1dbe2 17
c623bd54
LW
18while (@ARGV) {
19 $nonono = 1 if $ARGV[0] eq '-n';
20 $versiononly = 1 if $ARGV[0] eq '-v';
21 shift;
22}
23
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LW
24umask 022;
25
1fef88e7 26@scripts = qw( utils/c2ph utils/h2ph utils/h2xs
5f05dabc 27 utils/perlbug utils/perldoc utils/pl2pm utils/splain
dd6decf0
PP
28 x2p/s2p x2p/find2perl
29 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
16d20bd9 30
16d20bd9 31@pods = (<pod/*.pod>);
c623bd54 32
1dd15ed4
CS
33%archpms = (Config => 1, FileHandle => 1, overload => 1);
34find(sub {
35 if ("$File::Find::dir/$_" =~ m{^ext/[^/]+/(.*)\.pm$}) {
36 (my $pm = $1) =~ s{^lib/}{};
37 $archpms{$pm} = 1;
38 }
39 }, 'ext');
40
748a9306 41$ver = $];
4633a7c4 42$release = substr($ver,0,3); # Not used presently.
bee1dbe2 43$patchlevel = substr($ver,3,2);
748a9306 44die "Patchlevel of perl ($patchlevel)",
4633a7c4
LW
45 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
46 if $patchlevel != $Config{'PATCHLEVEL'};
47
48# Fetch some frequently-used items from %Config
49$installbin = $Config{installbin};
50$installscript = $Config{installscript};
51$installprivlib = $Config{installprivlib};
52$installarchlib = $Config{installarchlib};
53$installsitelib = $Config{installsitelib};
54$installsitearch = $Config{installsitearch};
55$installman1dir = $Config{installman1dir};
56$man1ext = $Config{man1ext};
15792f64 57$libperl = $Config{libperl};
4633a7c4
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58# Shared library and dynamic loading suffixes.
59$so = $Config{so};
60$dlext = $Config{dlext};
61
62$d_dosuid = $Config{d_dosuid};
63$binexp = $Config{binexp};
c623bd54
LW
64
65# Do some quick sanity checks.
66
67if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
68
fe14fcc3 69 $installbin || die "No installbin directory in config.sh\n";
fcbdbaa8 70-d $installbin || mkpath($installbin, 1, 0777);
0ecb046b 71-d $installbin || $nonono || die "$installbin is not a directory\n";
72-w $installbin || $nonono || die "$installbin is not writable by you\n"
3edbfbe5 73 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 74
39add537
PP
75-x 'perl' . $exe_ext || die "perl isn't executable!\n";
76-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 77
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78-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
79 " (Installing anyway.)\n";
c623bd54
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80
81# First we install the version-numbered executables.
82
39add537
PP
83&safe_unlink("$installbin/perl$ver$exe_ext");
84&cmd("cp perl$exe_ext $installbin/perl$ver$exe_ext");
36477c24 85&chmod(0755, "$installbin/perl$ver$exe_ext");
c623bd54 86
39add537 87&safe_unlink("$installbin/sperl$ver$exe_ext");
c623bd54 88if ($d_dosuid) {
39add537
PP
89 &cmd("cp suidperl$exe_ext $installbin/sperl$ver$exe_ext");
90 &chmod(04711, "$installbin/sperl$ver$exe_ext");
c623bd54
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91}
92
45d8adaa
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93# Install library files.
94
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95$do_installarchlib = $do_installprivlib = 0;
96
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PP
97mkpath($installprivlib, 1, 0777);
98mkpath($installarchlib, 1, 0777);
99mkpath($installsitelib, 1, 0777) if ($installsitelib);
100mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 101
45d8adaa 102if (chdir "lib") {
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103 $do_installarchlib = ! &samepath($installarchlib, '.');
104 $do_installprivlib = ! &samepath($installprivlib, '.');
b971f6e4 105 $do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$]/);
45d8adaa 106
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107 if ($do_installarchlib || $do_installprivlib) {
108 find(\&installlib, '.');
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109 }
110 chdir ".." || die "Can't cd back to source directory: $!\n";
111}
112else {
113 warn "Can't cd to lib to install lib files: $!\n";
114}
115
1aef975c 116# Install header files and libraries.
fcbdbaa8 117mkpath("$installarchlib/CORE", 1, 0777);
340f689c 118@corefiles = <*.h libperl*.*>;
1aef975c 119# AIX needs perl.exp installed as well.
340f689c 120push(@corefiles,'perl.exp') if $^O eq 'aix';
fed7345c 121# If they have built sperl.o...
340f689c
PP
122push(@corefiles,'sperl.o') if -f 'sperl.o';
123foreach $file (@corefiles) {
aa3cf465
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124 # HP-UX (at least) needs to maintain execute permissions
125 # on dynamically-loaded libraries.
126 cp_if_diff($file,"$installarchlib/CORE/$file")
127 and &chmod($file =~ /^\.(so|$dlext)$/ ? 0555 : 0444,
128 "$installarchlib/CORE/$file");
340f689c 129}
3edbfbe5 130
a0d0e21e
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131# Offer to install perl in a "standard" location
132
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133$mainperl_is_instperl = 0;
134
b971f6e4 135if (!$versiononly && !$nonono && -t STDIN && -t STDERR
05dd7c1e 136 && -w $mainperldir && ! &samepath($mainperldir, $installbin)) {
55497cff
PP
137 local($usrbinperl) = "$mainperldir/perl$exe_ext";
138 local($instperl) = "$installbin/perl$exe_ext";
139 local($expinstperl) = "$binexp/perl$exe_ext";
140
141 # First make sure $usrbinperl is not already the same as the perl we
142 # just installed.
143 if (-x $usrbinperl) {
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144 # Try to be clever about mainperl being a symbolic link
145 # to binexp/perl if binexp and installbin are different.
146 $mainperl_is_instperl =
55497cff 147 &samepath($usrbinperl, $instperl) ||
4927f9a3 148 &samepath($usrbinperl, $expinstperl) ||
a0d0e21e 149 (($binexp ne $installbin) &&
55497cff
PP
150 (-l $usrbinperl) &&
151 ((readlink $usrbinperl) eq $expinstperl));
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152 }
153 if ((! $mainperl_is_instperl) &&
55497cff
PP
154 (&yn("Many scripts expect perl to be installed as $usrbinperl.\n" .
155 "Do you wish to have $usrbinperl be the same as\n" .
156 "$expinstperl? [y] ")))
a0d0e21e 157 {
55497cff
PP
158 unlink($usrbinperl);
159 eval { CORE::link $instperl, $usrbinperl } ||
160 eval { symlink $expinstperl, $usrbinperl } ||
161 cmd("cp $instperl $usrbinperl");
a0d0e21e
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162 $mainperl_is_instperl = 1;
163 }
164}
165
b971f6e4
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166# Make links to ordinary names if installbin directory isn't current directory.
167
168if (! $versiononly && ! &samepath($installbin, '.')) {
169 &safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
170 &link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
171 &link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext")
172 if $d_dosuid;
173}
174
175if (!$versiononly && ! &samepath($installbin, 'x2p')) {
176 &safe_unlink("$installbin/a2p$exe_ext");
177 &cmd("cp x2p/a2p$exe_ext $installbin/a2p$exe_ext");
178 &chmod(0755, "$installbin/a2p$exe_ext");
179}
180
181# cppstdin is just a script, but it is architecture-dependent, so
182# it can't safely be shared. Place it in $installbin.
183# Note that Configure doesn't build cppstin if it isn't needed, so
184# we skip this if cppstdin doesn't exist.
185if (! $versiononly && (-f cppstdin) && (! &samepath($installbin, '.'))) {
186 &safe_unlink("$installbin/cppstdin");
187 &cmd("cp cppstdin $installbin/cppstdin");
188 &chmod(0755, "$installbin/cppstdin");
189}
190
191# Install scripts.
192
193mkpath($installscript, 1, 0777);
194
195if (! $versiononly) {
196 for (@scripts) {
197 &cmd("cp $_ $installscript");
198 s#.*/##; &chmod(0755, "$installscript/$_");
199 }
200}
201
202# pstruct should be a link to c2ph
203
204if (! $versiononly) {
205 &safe_unlink("$installscript/pstruct");
206 &link("$installscript/c2ph","$installscript/pstruct");
207}
208
209# Install pod pages. Where? I guess in $installprivlib/pod.
210
211if (! $versiononly && !($installprivlib =~ m/\Q$]/)) {
212 mkpath("${installprivlib}/pod", 1, 0777);
213 foreach $file (@pods) {
214 # $file is a name like pod/perl.pod
215 cp_if_diff($file, "${installprivlib}/${file}");
216 }
217}
218
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LW
219# Check to make sure there aren't other perls around in installer's
220# path. This is probably UNIX-specific. Check all absolute directories
221# in the path except for where public executables are supposed to live.
222# Also skip $mainperl if the user opted to have it be a link to the
223# installed perl.
224
b971f6e4
PP
225if (!$versiononly) {
226
227 $dirsep = ($^O eq 'os2') ? ';' : ':' ;
228 ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
229 @path = split(/$dirsep/, $path);
230 @otherperls = ();
231 for (@path) {
232 next unless m,^/,;
233 # Use &samepath here because some systems have other dirs linked
234 # to $mainperldir (like SunOS)
235 next if &samepath($_, $binexp);
236 next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
237 push(@otherperls, "$_/perl$exe_ext")
238 if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
239 }
240 if (@otherperls) {
241 print STDERR "\nWarning: perl appears in your path in the following " .
242 "locations beyond where\nwe just installed it:\n";
243 for (@otherperls) {
244 print STDERR " ", $_, "\n";
245 }
246 print STDERR "\n";
a0d0e21e 247 }
b971f6e4 248
a0d0e21e
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249}
250
c623bd54
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251print STDERR " Installation complete\n";
252
253exit 0;
254
255###############################################################################
256
a0d0e21e
LW
257sub yn {
258 local($prompt) = @_;
259 local($answer);
260 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
261 print STDERR $prompt;
262 chop($answer = <STDIN>);
263 $answer = $default if $answer =~ m/^\s*$/;
264 ($answer =~ m/^[yY]/);
265}
266
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267sub unlink {
268 local(@names) = @_;
39add537 269 my($cnt) = 0;
c623bd54
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270
271 foreach $name (@names) {
272 next unless -e $name;
39add537 273 chmod 0777, $name if $^O eq 'os2';
c623bd54 274 print STDERR " unlink $name\n";
39add537
PP
275 ( CORE::unlink($name) and ++$cnt
276 or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
c623bd54 277 }
39add537 278 return $cnt;
c623bd54
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279}
280
e50aee73
AD
281sub safe_unlink {
282 local(@names) = @_;
283
284 foreach $name (@names) {
285 next unless -e $name;
e50aee73 286 next if $nonono;
39add537
PP
287 chmod 0777, $name if $^O eq 'os2';
288 print STDERR " unlink $name\n";
289 next if CORE::unlink($name);
e50aee73
AD
290 warn "Couldn't unlink $name: $!\n";
291 if ($! =~ /busy/i) {
292 print STDERR " mv $name $name.old\n";
293 &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
294 }
295 }
296}
297
c623bd54
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298sub cmd {
299 local($cmd) = @_;
300 print STDERR " $cmd\n";
301 unless ($nonono) {
302 system $cmd;
303 warn "Command failed!!!\n" if $?;
304 }
305}
306
e50aee73
AD
307sub rename {
308 local($from,$to) = @_;
39add537 309 if (-f $to and not unlink($to)) {
e50aee73
AD
310 my($i);
311 for ($i = 1; $i < 50; $i++) {
39add537 312 last if CORE::rename($to, "$to.$i");
e50aee73 313 }
39add537
PP
314 warn("Cannot rename to `$to.$i': $!"), return 0
315 if $i >= 50; # Give up!
e50aee73
AD
316 }
317 link($from,$to) || return 0;
318 unlink($from);
319}
320
c623bd54 321sub link {
15792f64
PP
322 my($from,$to) = @_;
323 my($success) = 0;
c623bd54
LW
324
325 print STDERR " ln $from $to\n";
39add537 326 eval {
15792f64 327 CORE::link($from,$to) ? $success++ : warn "Couldn't link $from to $to: $!\n" unless $nonono;
39add537
PP
328 };
329 if ($@) {
15792f64
PP
330 system( $cp, $from, $to )==0 ? $success++ :
331 warn "Couldn't copy $from to $to: $!\n" unless $nonono;
39add537 332 }
15792f64 333 $success;
c623bd54
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334}
335
336sub chmod {
337 local($mode,$name) = @_;
338
339 printf STDERR " chmod %o %s\n", $mode, $name;
39add537 340 CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
c623bd54
LW
341 unless $nonono;
342}
343
a0d0e21e
LW
344sub samepath {
345 local($p1, $p2) = @_;
346 local($dev1, $ino1, $dev2, $ino2);
347
75f92628 348 if ($p1 ne $p2) {
a0d0e21e
LW
349 ($dev1, $ino1) = stat($p1);
350 ($dev2, $ino2) = stat($p2);
351 ($dev1 == $dev2 && $ino1 == $ino2);
352 }
353 else {
354 1;
355 }
356}
357
358sub installlib {
359 my $dir = $File::Find::dir;
360 $dir =~ s#^\.(?![^/])/?##;
0ecb046b 361 local($depth) = $dir ? "lib/$dir" : "lib";
a0d0e21e
LW
362
363 my $name = $_;
e50aee73
AD
364
365 # ignore patch backups and the .exists files.
366 return if $name =~ m{\.orig$|~$|^\.exists};
367
a0d0e21e
LW
368 $name = "$dir/$name" if $dir ne '';
369
370 my $installlib = $installprivlib;
1dd15ed4
CS
371 if ($dir =~ /^auto/ ||
372 ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1})) {
a0d0e21e
LW
373 $installlib = $installarchlib;
374 return unless $do_installarchlib;
375 } else {
376 return unless $do_installprivlib;
377 }
378
a0d0e21e 379 if (-f $_) {
3edbfbe5
TB
380 if (/\.al$/ || /\.ix$/) {
381 $installlib = $installprivlib;
382 #We're installing *.al and *.ix files into $installprivlib,
383 #but we have to delete old *.al and *.ix files from the 5.000
384 #distribution:
75f92628 385 #This might not work because $archname might have changed.
3edbfbe5
TB
386 &unlink("$installarchlib/$name");
387 }
5f05dabc 388 if (compare($_, "$installlib/$name") || $nonono) {
a0d0e21e 389 &unlink("$installlib/$name");
fcbdbaa8 390 mkpath("$installlib/$dir", 1, 0777);
75f92628
AD
391 # HP-UX (at least) needs to maintain execute permissions
392 # on dynamically-loaded libraries.
aa3cf465
CS
393 cp_if_diff($_, "$installlib/$name")
394 and &chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444,
395 "$installlib/$name");
a0d0e21e
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396 }
397 } elsif (-d $_) {
fcbdbaa8 398 mkpath("$installlib/$name", 1, 0777);
a0d0e21e
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399 }
400}
3edbfbe5 401
16d20bd9
AD
402# Copy $from to $to, only if $from is different than $to.
403# Also preserve modification times for .a libraries.
404# On some systems, if you do
405# ranlib libperl.a
406# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
407# and then try to link against the installed libperl.a, you might
408# get an error message to the effect that the symbol table is older
409# than the library.
aa3cf465 410# Return true if copying occurred.
3edbfbe5
TB
411sub cp_if_diff {
412 my($from,$to)=@_;
413 -f $from || die "$0: $from not found";
5f05dabc 414 if (compare($from, $to) || $nonono) {
16d20bd9 415 my ($atime, $mtime);
5d94fbed 416 unlink($to); # In case we don't have write permissions.
0ecb046b 417 if ($nonono) {
418 $from = $depth . "/" . $from if $depth;
419 }
3edbfbe5 420 cmd("cp $from $to");
16d20bd9 421 # Restore timestamps if it's a .a library.
a2a3efe7 422 if ($to =~ /\.a$/ or $^O eq 'os2') { # For binary install
16d20bd9
AD
423 ($atime, $mtime) = (stat $from)[8,9];
424 utime $atime, $mtime, $to;
425 }
aa3cf465 426 1;
3edbfbe5
TB
427 }
428}