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perl 5.003_05: hv.c
[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 $ARGV[0] eq '-v';
14 shift;
15}
16
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17umask 022;
18
340f689c 19@scripts = qw( utils/c2ph utils/h2ph utils/h2xs utils/pstruct
dd6decf0
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20 utils/perlbug utils/perldoc
21 x2p/s2p x2p/find2perl
22 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
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23
24# pod documentation now handled by separate installman script.
25# These two are archaic leftovers.
dd6decf0 26@manpages = qw(x2p/a2p.man x2p/s2p.man);
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27
28@pods = (<pod/*.pod>);
c623bd54 29
748a9306 30$ver = $];
4633a7c4 31$release = substr($ver,0,3); # Not used presently.
bee1dbe2 32$patchlevel = substr($ver,3,2);
748a9306 33die "Patchlevel of perl ($patchlevel)",
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34 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
35 if $patchlevel != $Config{'PATCHLEVEL'};
36
37# Fetch some frequently-used items from %Config
38$installbin = $Config{installbin};
39$installscript = $Config{installscript};
40$installprivlib = $Config{installprivlib};
41$installarchlib = $Config{installarchlib};
42$installsitelib = $Config{installsitelib};
43$installsitearch = $Config{installsitearch};
44$installman1dir = $Config{installman1dir};
45$man1ext = $Config{man1ext};
15792f64 46$libperl = $Config{libperl};
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47# Shared library and dynamic loading suffixes.
48$so = $Config{so};
49$dlext = $Config{dlext};
50
51$d_dosuid = $Config{d_dosuid};
52$binexp = $Config{binexp};
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53
54# Do some quick sanity checks.
55
56if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
57
fe14fcc3 58 $installbin || die "No installbin directory in config.sh\n";
fcbdbaa8 59-d $installbin || mkpath($installbin, 1, 0777);
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60-d $installbin || die "$installbin is not a directory\n";
61-w $installbin || die "$installbin is not writable by you\n"
3edbfbe5 62 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 63
39add537
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64-x 'perl' . $exe_ext || die "perl isn't executable!\n";
65-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 66
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67-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
68 " (Installing anyway.)\n";
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69
70# First we install the version-numbered executables.
71
39add537
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72&safe_unlink("$installbin/perl$ver$exe_ext");
73&cmd("cp perl$exe_ext $installbin/perl$ver$exe_ext");
c623bd54 74
39add537 75&safe_unlink("$installbin/sperl$ver$exe_ext");
c623bd54 76if ($d_dosuid) {
39add537
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77 &cmd("cp suidperl$exe_ext $installbin/sperl$ver$exe_ext");
78 &chmod(04711, "$installbin/sperl$ver$exe_ext");
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79}
80
81exit 0 if $versiononly;
82
fe14fcc3 83# Make links to ordinary names if installbin directory isn't current directory.
c623bd54 84
ecfc5424 85if (! &samepath($installbin, '.')) {
39add537
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86 &safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
87 &link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
88 &link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext")
89 if $d_dosuid;
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90}
91
ecfc5424 92if (! &samepath($installbin, 'x2p')) {
39add537
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93 &safe_unlink("$installbin/a2p$exe_ext");
94 &cmd("cp x2p/a2p$exe_ext $installbin/a2p$exe_ext");
95 &chmod(0755, "$installbin/a2p$exe_ext");
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96}
97
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98# cppstdin is just a script, but it is architecture-dependent, so
99# it can't safely be shared. Place it in $installbin.
100# Note that Configure doesn't build cppstin if it isn't needed, so
101# we skip this if cppstdin doesn't exist.
102if ((-f cppstdin) && (! &samepath($installbin, '.'))) {
103 &safe_unlink("$installbin/cppstdin");
104 &cmd("cp cppstdin $installbin/cppstdin");
105 &chmod(0755, "$installbin/cppstdin");
106}
107
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108# Install scripts.
109
fcbdbaa8 110mkpath($installscript, 1, 0777);
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111
112for (@scripts) {
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113 &cmd("cp $_ $installscript");
114 s#.*/##; &chmod(0755, "$installscript/$_");
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115}
116
16d20bd9 117# Install pod pages. Where? I guess in $installprivlib/pod.
fcbdbaa8 118mkpath("${installprivlib}/pod", 1, 0777);
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119foreach $file (@pods) {
120 # $file is a name like pod/perl.pod
121 cp_if_diff($file, "${installprivlib}/${file}");
122}
123
124# Install old man pages.
c623bd54 125
16d20bd9 126if ($installman1dir ne '') {
fcbdbaa8 127 mkpath($installman1dir, 1, 0777);
fe14fcc3 128
16d20bd9 129 if (! &samepath($installman1dir, '.')) {
fe14fcc3 130 for (@manpages) {
16d20bd9 131 ($new = $_) =~ s/man$/$man1ext/;
352d5a3a 132 $new =~ s#.*/##;
16d20bd9 133 print STDERR " Installing $installman1dir/$new\n";
fe14fcc3 134 next if $nonono;
bee1dbe2 135 open(MI,$_) || warn "Can't open $_: $!\n";
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136 open(MO,">$installman1dir/$new") ||
137 warn "Can't install $installman1dir/$new: $!\n";
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138 print MO ".ds RP Release $release Patchlevel $patchlevel\n";
139 while (<MI>) {
140 print MO;
141 }
142 close MI;
143 close MO;
144 }
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145 }
146}
147
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148# Install library files.
149
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150$do_installarchlib = $do_installprivlib = 0;
151
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152mkpath($installprivlib, 1, 0777);
153mkpath($installarchlib, 1, 0777);
154mkpath($installsitelib, 1, 0777) if ($installsitelib);
155mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 156
45d8adaa 157if (chdir "lib") {
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158 $do_installarchlib = ! &samepath($installarchlib, '.');
159 $do_installprivlib = ! &samepath($installprivlib, '.');
45d8adaa 160
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161 if ($do_installarchlib || $do_installprivlib) {
162 find(\&installlib, '.');
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163 }
164 chdir ".." || die "Can't cd back to source directory: $!\n";
165}
166else {
167 warn "Can't cd to lib to install lib files: $!\n";
168}
169
1aef975c 170# Install header files and libraries.
fcbdbaa8 171mkpath("$installarchlib/CORE", 1, 0777);
340f689c 172@corefiles = <*.h libperl*.*>;
1aef975c 173# AIX needs perl.exp installed as well.
340f689c 174push(@corefiles,'perl.exp') if $^O eq 'aix';
fed7345c 175# If they have built sperl.o...
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176push(@corefiles,'sperl.o') if -f 'sperl.o';
177foreach $file (@corefiles) {
178 cp_if_diff($file,"$installarchlib/CORE/$file");
179 &chmod($file =~ /^libperl/ ? 0555 : 0444,"$installarchlib/CORE/$file");
180}
3edbfbe5 181
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182# Offer to install perl in a "standard" location
183
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184$mainperl_is_instperl = 0;
185
ecfc5424 186if (-w $mainperldir && ! &samepath($mainperldir, $installbin) && !$nonono) {
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187 # First make sure $mainperldir/perl is not already the same as
188 # the perl we just installed
39add537 189 if (-x "$mainperldir/perl$exe_ext") {
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190 # Try to be clever about mainperl being a symbolic link
191 # to binexp/perl if binexp and installbin are different.
192 $mainperl_is_instperl =
39add537 193 &samepath("$mainperldir/perl$exe_ext", "$installbin/perl$exe_ext") ||
a0d0e21e 194 (($binexp ne $installbin) &&
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195 (-l "$mainperldir/perl$exe_ext") &&
196 ((readlink "$mainperldir/perl$exe_ext") eq "$binexp/perl$exe_ext"));
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197 }
198 if ((! $mainperl_is_instperl) &&
199 (&yn("Many scripts expect perl to be installed as " .
200 "$mainperldir/perl.\n" .
201 "Do you wish to have $mainperldir/perl be the same as\n" .
202 "$binexp/perl? [y] ")))
203 {
39add537 204 unlink("$mainperldir/perl$exe_ext");
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205 CORE::link("$installbin/perl$exe_ext", "$mainperldir/perl$exe_ext") ||
206 symlink("$binexp/perl$exe_ext", "$mainperldir/perl$exe_ext") ||
207 cmd("cp $installbin/perl$exe_ext $mainperldir$exe_ext");
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208 $mainperl_is_instperl = 1;
209 }
210}
211
212# Check to make sure there aren't other perls around in installer's
213# path. This is probably UNIX-specific. Check all absolute directories
214# in the path except for where public executables are supposed to live.
215# Also skip $mainperl if the user opted to have it be a link to the
216# installed perl.
217
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218$dirsep = ($^O eq 'os2') ? ';' : ':' ;
219($path = $ENV{"PATH"}) =~ s:\\:/:g ;
220@path = split(/$dirsep/, $path);
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221@otherperls = ();
222for (@path) {
223 next unless m,^/,;
224 next if ($_ eq $binexp);
225 # Use &samepath here because some systems have other dirs linked
226 # to $mainperldir (like SunOS)
227 next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
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228 push(@otherperls, "$_/perl$exe_ext")
229 if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
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230}
231if (@otherperls) {
232 print STDERR "\nWarning: perl appears in your path in the following " .
233 "locations beyond where\nwe just installed it:\n";
234 for (@otherperls) {
235 print STDERR " ", $_, "\n";
236 }
237 print STDERR "\n";
238}
239
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240print STDERR " Installation complete\n";
241
242exit 0;
243
244###############################################################################
245
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246sub yn {
247 local($prompt) = @_;
248 local($answer);
249 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
250 print STDERR $prompt;
251 chop($answer = <STDIN>);
252 $answer = $default if $answer =~ m/^\s*$/;
253 ($answer =~ m/^[yY]/);
254}
255
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256sub unlink {
257 local(@names) = @_;
39add537 258 my($cnt) = 0;
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259
260 foreach $name (@names) {
261 next unless -e $name;
39add537 262 chmod 0777, $name if $^O eq 'os2';
c623bd54 263 print STDERR " unlink $name\n";
39add537
PP
264 ( CORE::unlink($name) and ++$cnt
265 or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
c623bd54 266 }
39add537 267 return $cnt;
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268}
269
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270sub safe_unlink {
271 local(@names) = @_;
272
273 foreach $name (@names) {
274 next unless -e $name;
e50aee73 275 next if $nonono;
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276 chmod 0777, $name if $^O eq 'os2';
277 print STDERR " unlink $name\n";
278 next if CORE::unlink($name);
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279 warn "Couldn't unlink $name: $!\n";
280 if ($! =~ /busy/i) {
281 print STDERR " mv $name $name.old\n";
282 &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
283 }
284 }
285}
286
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287sub cmd {
288 local($cmd) = @_;
289 print STDERR " $cmd\n";
290 unless ($nonono) {
291 system $cmd;
292 warn "Command failed!!!\n" if $?;
293 }
294}
295
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296sub rename {
297 local($from,$to) = @_;
39add537 298 if (-f $to and not unlink($to)) {
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299 my($i);
300 for ($i = 1; $i < 50; $i++) {
39add537 301 last if CORE::rename($to, "$to.$i");
e50aee73 302 }
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303 warn("Cannot rename to `$to.$i': $!"), return 0
304 if $i >= 50; # Give up!
e50aee73
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305 }
306 link($from,$to) || return 0;
307 unlink($from);
308}
309
c623bd54 310sub link {
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PP
311 my($from,$to) = @_;
312 my($success) = 0;
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313
314 print STDERR " ln $from $to\n";
39add537 315 eval {
15792f64 316 CORE::link($from,$to) ? $success++ : warn "Couldn't link $from to $to: $!\n" unless $nonono;
39add537
PP
317 };
318 if ($@) {
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PP
319 system( $cp, $from, $to )==0 ? $success++ :
320 warn "Couldn't copy $from to $to: $!\n" unless $nonono;
39add537 321 }
15792f64 322 $success;
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323}
324
325sub chmod {
326 local($mode,$name) = @_;
327
328 printf STDERR " chmod %o %s\n", $mode, $name;
39add537 329 CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
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330 unless $nonono;
331}
332
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333sub samepath {
334 local($p1, $p2) = @_;
335 local($dev1, $ino1, $dev2, $ino2);
336
75f92628 337 if ($p1 ne $p2) {
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338 ($dev1, $ino1) = stat($p1);
339 ($dev2, $ino2) = stat($p2);
340 ($dev1 == $dev2 && $ino1 == $ino2);
341 }
342 else {
343 1;
344 }
345}
346
347sub installlib {
348 my $dir = $File::Find::dir;
349 $dir =~ s#^\.(?![^/])/?##;
350
351 my $name = $_;
e50aee73
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352
353 # ignore patch backups and the .exists files.
354 return if $name =~ m{\.orig$|~$|^\.exists};
355
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356 $name = "$dir/$name" if $dir ne '';
357
358 my $installlib = $installprivlib;
359 if ((substr($dir, 0, 4) eq 'auto') || ($name eq 'Config.pm')) {
360 $installlib = $installarchlib;
361 return unless $do_installarchlib;
362 } else {
363 return unless $do_installprivlib;
364 }
365
a0d0e21e 366 if (-f $_) {
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367 if (/\.al$/ || /\.ix$/) {
368 $installlib = $installprivlib;
369 #We're installing *.al and *.ix files into $installprivlib,
370 #but we have to delete old *.al and *.ix files from the 5.000
371 #distribution:
75f92628 372 #This might not work because $archname might have changed.
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373 &unlink("$installarchlib/$name");
374 }
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375 system "cmp", "-s", $_, "$installlib/$name";
376 if ($?) {
377 &unlink("$installlib/$name");
fcbdbaa8 378 mkpath("$installlib/$dir", 1, 0777);
dd6decf0 379 cp_if_diff($_, "$installlib/$name");
75f92628
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380 # HP-UX (at least) needs to maintain execute permissions
381 # on dynamically-loaded libraries.
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382 if ($name =~ /\.(so|$dlext)$/o) {
383 &chmod(0555, "$installlib/$name");
384 }
385 else {
386 &chmod(0444, "$installlib/$name");
387 }
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388 }
389 } elsif (-d $_) {
fcbdbaa8 390 mkpath("$installlib/$name", 1, 0777);
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391 }
392}
3edbfbe5 393
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394# Copy $from to $to, only if $from is different than $to.
395# Also preserve modification times for .a libraries.
396# On some systems, if you do
397# ranlib libperl.a
398# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
399# and then try to link against the installed libperl.a, you might
400# get an error message to the effect that the symbol table is older
401# than the library.
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402sub cp_if_diff {
403 my($from,$to)=@_;
404 -f $from || die "$0: $from not found";
405 system "cmp", "-s", $from, $to;
406 if ($?) {
16d20bd9 407 my ($atime, $mtime);
5d94fbed 408 unlink($to); # In case we don't have write permissions.
3edbfbe5 409 cmd("cp $from $to");
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410 # Restore timestamps if it's a .a library.
411 if ($to =~ /\.a$/) {
412 ($atime, $mtime) = (stat $from)[8,9];
413 utime $atime, $mtime, $to;
414 }
3edbfbe5
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415 }
416}