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Fix a2p translation of '{print "a" "b" "c"}'
[perl5.git] / installperl
CommitLineData
c623bd54 1#!./perl
a0d0e21e 2BEGIN { @INC=('./lib', '../lib') }
a0d0e21e 3use File::Find;
0ecb046b 4use File::Path ();
4633a7c4 5use Config;
39add537 6use subs qw(unlink rename link chmod);
c623bd54 7
0ecb046b 8# override the ones in the rest of the script
9sub mkpath
10{
11 File::Path::mkpath(@_) unless $nonono;
12}
13
bee1dbe2 14$mainperldir = "/usr/bin";
39add537 15$exe_ext = $Config{exe_ext};
bee1dbe2 16
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17while (@ARGV) {
18 $nonono = 1 if $ARGV[0] eq '-n';
19 $versiononly = 1 if $ARGV[0] eq '-v';
20 shift;
21}
22
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23umask 022;
24
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25@scripts = qw( utils/c2ph utils/h2ph utils/h2xs
26 utils/perlbug utils/perldoc utils/pl2pm
dd6decf0
PP
27 x2p/s2p x2p/find2perl
28 pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
16d20bd9 29
16d20bd9 30@pods = (<pod/*.pod>);
c623bd54 31
748a9306 32$ver = $];
4633a7c4 33$release = substr($ver,0,3); # Not used presently.
bee1dbe2 34$patchlevel = substr($ver,3,2);
748a9306 35die "Patchlevel of perl ($patchlevel)",
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36 "and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
37 if $patchlevel != $Config{'PATCHLEVEL'};
38
39# Fetch some frequently-used items from %Config
40$installbin = $Config{installbin};
41$installscript = $Config{installscript};
42$installprivlib = $Config{installprivlib};
43$installarchlib = $Config{installarchlib};
44$installsitelib = $Config{installsitelib};
45$installsitearch = $Config{installsitearch};
46$installman1dir = $Config{installman1dir};
47$man1ext = $Config{man1ext};
15792f64 48$libperl = $Config{libperl};
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49# Shared library and dynamic loading suffixes.
50$so = $Config{so};
51$dlext = $Config{dlext};
52
53$d_dosuid = $Config{d_dosuid};
54$binexp = $Config{binexp};
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55
56# Do some quick sanity checks.
57
58if ($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);
0ecb046b 62-d $installbin || $nonono || die "$installbin is not a directory\n";
63-w $installbin || $nonono || die "$installbin is not writable by you\n"
3edbfbe5 64 unless $installbin =~ m#^/afs/# || $nonono;
c623bd54 65
39add537
PP
66-x 'perl' . $exe_ext || die "perl isn't executable!\n";
67-x 'suidperl' . $exe_ext|| die "suidperl isn't executable!\n" if $d_dosuid;
c623bd54 68
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69-x 't/TEST' || warn "WARNING: You've never run 'make test'!!!",
70 " (Installing anyway.)\n";
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71
72# First we install the version-numbered executables.
73
39add537
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74&safe_unlink("$installbin/perl$ver$exe_ext");
75&cmd("cp perl$exe_ext $installbin/perl$ver$exe_ext");
c623bd54 76
39add537 77&safe_unlink("$installbin/sperl$ver$exe_ext");
c623bd54 78if ($d_dosuid) {
39add537
PP
79 &cmd("cp suidperl$exe_ext $installbin/sperl$ver$exe_ext");
80 &chmod(04711, "$installbin/sperl$ver$exe_ext");
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81}
82
83exit 0 if $versiononly;
84
fe14fcc3 85# Make links to ordinary names if installbin directory isn't current directory.
c623bd54 86
ecfc5424 87if (! &samepath($installbin, '.')) {
39add537
PP
88 &safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
89 &link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
90 &link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext")
91 if $d_dosuid;
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92}
93
ecfc5424 94if (! &samepath($installbin, 'x2p')) {
39add537
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95 &safe_unlink("$installbin/a2p$exe_ext");
96 &cmd("cp x2p/a2p$exe_ext $installbin/a2p$exe_ext");
97 &chmod(0755, "$installbin/a2p$exe_ext");
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98}
99
340f689c
PP
100# cppstdin is just a script, but it is architecture-dependent, so
101# it can't safely be shared. Place it in $installbin.
102# Note that Configure doesn't build cppstin if it isn't needed, so
103# we skip this if cppstdin doesn't exist.
104if ((-f cppstdin) && (! &samepath($installbin, '.'))) {
105 &safe_unlink("$installbin/cppstdin");
106 &cmd("cp cppstdin $installbin/cppstdin");
107 &chmod(0755, "$installbin/cppstdin");
108}
109
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110# Install scripts.
111
fcbdbaa8 112mkpath($installscript, 1, 0777);
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113
114for (@scripts) {
340f689c
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115 &cmd("cp $_ $installscript");
116 s#.*/##; &chmod(0755, "$installscript/$_");
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117}
118
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119# pstruct should be a link to c2ph
120
121&safe_unlink("$installscript/pstruct");
122&link("$installscript/c2ph","$installscript/pstruct");
123
16d20bd9 124# Install pod pages. Where? I guess in $installprivlib/pod.
fcbdbaa8 125mkpath("${installprivlib}/pod", 1, 0777);
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126foreach $file (@pods) {
127 # $file is a name like pod/perl.pod
128 cp_if_diff($file, "${installprivlib}/${file}");
129}
130
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131# Install library files.
132
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133$do_installarchlib = $do_installprivlib = 0;
134
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135mkpath($installprivlib, 1, 0777);
136mkpath($installarchlib, 1, 0777);
137mkpath($installsitelib, 1, 0777) if ($installsitelib);
138mkpath($installsitearch, 1, 0777) if ($installsitearch);
4633a7c4 139
45d8adaa 140if (chdir "lib") {
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141 $do_installarchlib = ! &samepath($installarchlib, '.');
142 $do_installprivlib = ! &samepath($installprivlib, '.');
45d8adaa 143
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144 if ($do_installarchlib || $do_installprivlib) {
145 find(\&installlib, '.');
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146 }
147 chdir ".." || die "Can't cd back to source directory: $!\n";
148}
149else {
150 warn "Can't cd to lib to install lib files: $!\n";
151}
152
1aef975c 153# Install header files and libraries.
fcbdbaa8 154mkpath("$installarchlib/CORE", 1, 0777);
340f689c 155@corefiles = <*.h libperl*.*>;
1aef975c 156# AIX needs perl.exp installed as well.
340f689c 157push(@corefiles,'perl.exp') if $^O eq 'aix';
fed7345c 158# If they have built sperl.o...
340f689c
PP
159push(@corefiles,'sperl.o') if -f 'sperl.o';
160foreach $file (@corefiles) {
161 cp_if_diff($file,"$installarchlib/CORE/$file");
162 &chmod($file =~ /^libperl/ ? 0555 : 0444,"$installarchlib/CORE/$file");
163}
3edbfbe5 164
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165# Offer to install perl in a "standard" location
166
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167$mainperl_is_instperl = 0;
168
ecfc5424 169if (-w $mainperldir && ! &samepath($mainperldir, $installbin) && !$nonono) {
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170 # First make sure $mainperldir/perl is not already the same as
171 # the perl we just installed
39add537 172 if (-x "$mainperldir/perl$exe_ext") {
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173 # Try to be clever about mainperl being a symbolic link
174 # to binexp/perl if binexp and installbin are different.
175 $mainperl_is_instperl =
39add537 176 &samepath("$mainperldir/perl$exe_ext", "$installbin/perl$exe_ext") ||
a0d0e21e 177 (($binexp ne $installbin) &&
39add537
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178 (-l "$mainperldir/perl$exe_ext") &&
179 ((readlink "$mainperldir/perl$exe_ext") eq "$binexp/perl$exe_ext"));
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180 }
181 if ((! $mainperl_is_instperl) &&
182 (&yn("Many scripts expect perl to be installed as " .
183 "$mainperldir/perl.\n" .
184 "Do you wish to have $mainperldir/perl be the same as\n" .
185 "$binexp/perl? [y] ")))
186 {
39add537 187 unlink("$mainperldir/perl$exe_ext");
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PP
188 CORE::link("$installbin/perl$exe_ext", "$mainperldir/perl$exe_ext") ||
189 symlink("$binexp/perl$exe_ext", "$mainperldir/perl$exe_ext") ||
190 cmd("cp $installbin/perl$exe_ext $mainperldir$exe_ext");
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191 $mainperl_is_instperl = 1;
192 }
193}
194
195# Check to make sure there aren't other perls around in installer's
196# path. This is probably UNIX-specific. Check all absolute directories
197# in the path except for where public executables are supposed to live.
198# Also skip $mainperl if the user opted to have it be a link to the
199# installed perl.
200
39add537
PP
201$dirsep = ($^O eq 'os2') ? ';' : ':' ;
202($path = $ENV{"PATH"}) =~ s:\\:/:g ;
203@path = split(/$dirsep/, $path);
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204@otherperls = ();
205for (@path) {
206 next unless m,^/,;
207 next if ($_ eq $binexp);
208 # Use &samepath here because some systems have other dirs linked
209 # to $mainperldir (like SunOS)
210 next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
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211 push(@otherperls, "$_/perl$exe_ext")
212 if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
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213}
214if (@otherperls) {
215 print STDERR "\nWarning: perl appears in your path in the following " .
216 "locations beyond where\nwe just installed it:\n";
217 for (@otherperls) {
218 print STDERR " ", $_, "\n";
219 }
220 print STDERR "\n";
221}
222
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223print STDERR " Installation complete\n";
224
225exit 0;
226
227###############################################################################
228
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229sub yn {
230 local($prompt) = @_;
231 local($answer);
232 local($default) = $prompt =~ m/\[([yn])\]\s*$/i;
233 print STDERR $prompt;
234 chop($answer = <STDIN>);
235 $answer = $default if $answer =~ m/^\s*$/;
236 ($answer =~ m/^[yY]/);
237}
238
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239sub unlink {
240 local(@names) = @_;
39add537 241 my($cnt) = 0;
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242
243 foreach $name (@names) {
244 next unless -e $name;
39add537 245 chmod 0777, $name if $^O eq 'os2';
c623bd54 246 print STDERR " unlink $name\n";
39add537
PP
247 ( CORE::unlink($name) and ++$cnt
248 or warn "Couldn't unlink $name: $!\n" ) unless $nonono;
c623bd54 249 }
39add537 250 return $cnt;
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251}
252
e50aee73
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253sub safe_unlink {
254 local(@names) = @_;
255
256 foreach $name (@names) {
257 next unless -e $name;
e50aee73 258 next if $nonono;
39add537
PP
259 chmod 0777, $name if $^O eq 'os2';
260 print STDERR " unlink $name\n";
261 next if CORE::unlink($name);
e50aee73
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262 warn "Couldn't unlink $name: $!\n";
263 if ($! =~ /busy/i) {
264 print STDERR " mv $name $name.old\n";
265 &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
266 }
267 }
268}
269
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270sub cmd {
271 local($cmd) = @_;
272 print STDERR " $cmd\n";
273 unless ($nonono) {
274 system $cmd;
275 warn "Command failed!!!\n" if $?;
276 }
277}
278
e50aee73
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279sub rename {
280 local($from,$to) = @_;
39add537 281 if (-f $to and not unlink($to)) {
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282 my($i);
283 for ($i = 1; $i < 50; $i++) {
39add537 284 last if CORE::rename($to, "$to.$i");
e50aee73 285 }
39add537
PP
286 warn("Cannot rename to `$to.$i': $!"), return 0
287 if $i >= 50; # Give up!
e50aee73
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288 }
289 link($from,$to) || return 0;
290 unlink($from);
291}
292
c623bd54 293sub link {
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PP
294 my($from,$to) = @_;
295 my($success) = 0;
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296
297 print STDERR " ln $from $to\n";
39add537 298 eval {
15792f64 299 CORE::link($from,$to) ? $success++ : warn "Couldn't link $from to $to: $!\n" unless $nonono;
39add537
PP
300 };
301 if ($@) {
15792f64
PP
302 system( $cp, $from, $to )==0 ? $success++ :
303 warn "Couldn't copy $from to $to: $!\n" unless $nonono;
39add537 304 }
15792f64 305 $success;
c623bd54
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306}
307
308sub chmod {
309 local($mode,$name) = @_;
310
311 printf STDERR " chmod %o %s\n", $mode, $name;
39add537 312 CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
c623bd54
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313 unless $nonono;
314}
315
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316sub samepath {
317 local($p1, $p2) = @_;
318 local($dev1, $ino1, $dev2, $ino2);
319
75f92628 320 if ($p1 ne $p2) {
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321 ($dev1, $ino1) = stat($p1);
322 ($dev2, $ino2) = stat($p2);
323 ($dev1 == $dev2 && $ino1 == $ino2);
324 }
325 else {
326 1;
327 }
328}
329
330sub installlib {
331 my $dir = $File::Find::dir;
332 $dir =~ s#^\.(?![^/])/?##;
0ecb046b 333 local($depth) = $dir ? "lib/$dir" : "lib";
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334
335 my $name = $_;
e50aee73
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336
337 # ignore patch backups and the .exists files.
338 return if $name =~ m{\.orig$|~$|^\.exists};
339
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340 $name = "$dir/$name" if $dir ne '';
341
342 my $installlib = $installprivlib;
343 if ((substr($dir, 0, 4) eq 'auto') || ($name eq 'Config.pm')) {
344 $installlib = $installarchlib;
345 return unless $do_installarchlib;
346 } else {
347 return unless $do_installprivlib;
348 }
349
a0d0e21e 350 if (-f $_) {
3edbfbe5
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351 if (/\.al$/ || /\.ix$/) {
352 $installlib = $installprivlib;
353 #We're installing *.al and *.ix files into $installprivlib,
354 #but we have to delete old *.al and *.ix files from the 5.000
355 #distribution:
75f92628 356 #This might not work because $archname might have changed.
3edbfbe5
TB
357 &unlink("$installarchlib/$name");
358 }
a0d0e21e 359 system "cmp", "-s", $_, "$installlib/$name";
0ecb046b 360 if ($? || $nonono) {
a0d0e21e 361 &unlink("$installlib/$name");
fcbdbaa8 362 mkpath("$installlib/$dir", 1, 0777);
dd6decf0 363 cp_if_diff($_, "$installlib/$name");
75f92628
AD
364 # HP-UX (at least) needs to maintain execute permissions
365 # on dynamically-loaded libraries.
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LW
366 if ($name =~ /\.(so|$dlext)$/o) {
367 &chmod(0555, "$installlib/$name");
368 }
369 else {
370 &chmod(0444, "$installlib/$name");
371 }
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372 }
373 } elsif (-d $_) {
fcbdbaa8 374 mkpath("$installlib/$name", 1, 0777);
a0d0e21e
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375 }
376}
3edbfbe5 377
16d20bd9
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378# Copy $from to $to, only if $from is different than $to.
379# Also preserve modification times for .a libraries.
380# On some systems, if you do
381# ranlib libperl.a
382# cp libperl.a /usr/local/lib/perl5/archlib/CORE/libperl.a
383# and then try to link against the installed libperl.a, you might
384# get an error message to the effect that the symbol table is older
385# than the library.
3edbfbe5
TB
386sub cp_if_diff {
387 my($from,$to)=@_;
388 -f $from || die "$0: $from not found";
389 system "cmp", "-s", $from, $to;
0ecb046b 390 if ($? || $nonono) {
16d20bd9 391 my ($atime, $mtime);
5d94fbed 392 unlink($to); # In case we don't have write permissions.
0ecb046b 393 if ($nonono) {
394 $from = $depth . "/" . $from if $depth;
395 }
3edbfbe5 396 cmd("cp $from $to");
16d20bd9 397 # Restore timestamps if it's a .a library.
a2a3efe7 398 if ($to =~ /\.a$/ or $^O eq 'os2') { # For binary install
16d20bd9
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399 ($atime, $mtime) = (stat $from)[8,9];
400 utime $atime, $mtime, $to;
401 }
3edbfbe5
TB
402 }
403}