X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=installperl;h=07b1e5562782a45022e09c114965a2bb209274a8;hb=83437becac3a89db6e4fbc7e9b794e0d2e203eca;hp=b79ca58483a241de95056a3389e7b7b10d8e2e4c;hpb=340f689c41694bab56df5a2a3520c89fb672771d;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/installperl b/installperl
index b79ca58..07b1e55 100755
--- a/installperl
+++ b/installperl
@@ -1,9 +1,22 @@
 #!./perl
-BEGIN { @INC=('./lib', '../lib') }
+
+BEGIN {
+    require 5.003_90;
+    @INC = 'lib';
+    $ENV{PERL5LIB} = 'lib';
+}
+
 use File::Find;
-use File::Path qw(mkpath);
+use File::Compare;
+use File::Copy ();
+use File::Path ();
 use Config;
-use subs qw(unlink rename link chmod);
+use subs qw(unlink link chmod);
+
+# override the ones in the rest of the script
+sub mkpath {
+    File::Path::mkpath(@_) unless $nonono;
+}
 
 $mainperldir = "/usr/bin";
 $exe_ext = $Config{exe_ext};
@@ -16,17 +29,21 @@ while (@ARGV) {
 
 umask 022;
 
-@scripts = qw(	utils/c2ph utils/h2ph utils/h2xs utils/pstruct
-		utils/perlbug utils/perldoc
+@scripts = qw(	utils/c2ph utils/h2ph utils/h2xs
+		utils/perlbug utils/perldoc utils/pl2pm utils/splain
 		x2p/s2p x2p/find2perl
 		pod/pod2man pod/pod2html pod/pod2latex pod/pod2text);
 
-# pod documentation now handled by separate installman script.
-# These two are archaic leftovers.
-@manpages = qw(x2p/a2p.man x2p/s2p.man);
-
 @pods = (<pod/*.pod>);
 
+%archpms = (Config => 1, FileHandle => 1, overload => 1);
+find(sub {
+	if ("$File::Find::dir/$_" =~ m{^ext/[^/]+/(.*)\.pm$}) {
+	    (my $pm = $1) =~ s{^lib/}{};
+	    $archpms{$pm} = 1;
+	}
+    }, 'ext');
+
 $ver = $];
 $release = substr($ver,0,3);   # Not used presently.
 $patchlevel = substr($ver,3,2);
@@ -43,9 +60,7 @@ $installsitelib = $Config{installsitelib};
 $installsitearch = $Config{installsitearch};
 $installman1dir = $Config{installman1dir};
 $man1ext = $Config{man1ext};
-# Did we build libperl as a shared library?
-$d_shrplib = $Config{d_shrplib};
-$shrpdir = $Config{shrpdir};
+$libperl = $Config{libperl};
 # Shared library and dynamic loading suffixes.
 $so = $Config{so};
 $dlext = $Config{dlext};
@@ -59,8 +74,8 @@ if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
 
    $installbin		|| die "No installbin directory in config.sh\n";
 -d $installbin		|| mkpath($installbin, 1, 0777);
--d $installbin		|| die "$installbin is not a directory\n";
--w $installbin		|| die "$installbin is not writable by you\n"
+-d $installbin		|| $nonono || die "$installbin is not a directory\n";
+-w $installbin		|| $nonono || die "$installbin is not writable by you\n"
 	unless $installbin =~ m#^/afs/# || $nonono;
 
 -x 'perl' . $exe_ext	|| die "perl isn't executable!\n";
@@ -69,93 +84,16 @@ if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
 -x 't/TEST'		|| warn "WARNING: You've never run 'make test'!!!",
 	"  (Installing anyway.)\n";
 
-if ($d_shrplib) {
-    if (!<libperl*.$so*>) {
-	warn "WARNING: Can't find libperl*.$so* to install into $shrpdir.",
-	    "  (Installing other things anyway.)\n";
-    } else {
-	mkpath($shrpdir, 1, 0777);
-	-w $shrpdir	|| $nonono || die "$shrpdir is not writable by you\n";
-	&cmd("cp libperl*.$so* $shrpdir");
-    }
-}
-
 # First we install the version-numbered executables.
 
-&safe_unlink("$installbin/perl$ver$exe_ext");
-&cmd("cp perl$exe_ext $installbin/perl$ver$exe_ext");
+safe_unlink("$installbin/perl$ver$exe_ext");
+copy("perl$exe_ext", "$installbin/perl$ver$exe_ext");
+chmod(0755, "$installbin/perl$ver$exe_ext");
 
-&safe_unlink("$installbin/sperl$ver$exe_ext");
+safe_unlink("$installbin/sperl$ver$exe_ext");
 if ($d_dosuid) {
-    &cmd("cp suidperl$exe_ext $installbin/sperl$ver$exe_ext");
-    &chmod(04711, "$installbin/sperl$ver$exe_ext");
-}
-
-exit 0 if $versiononly;
-
-# Make links to ordinary names if installbin directory isn't current directory.
-
-if (! &samepath($installbin, '.')) {
-    &safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
-    &link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
-    &link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext") 
-      if $d_dosuid;
-}
-
-if (! &samepath($installbin, 'x2p')) {
-    &safe_unlink("$installbin/a2p$exe_ext");
-    &cmd("cp x2p/a2p$exe_ext $installbin/a2p$exe_ext");
-    &chmod(0755, "$installbin/a2p$exe_ext");
-}
-
-# cppstdin is just a script, but it is architecture-dependent, so
-# it can't safely be shared.  Place it in $installbin.
-# Note that Configure doesn't build cppstin if it isn't needed, so
-# we skip this if cppstdin doesn't exist.
-if ((-f cppstdin) && (! &samepath($installbin, '.'))) {
-    &safe_unlink("$installbin/cppstdin");
-    &cmd("cp cppstdin $installbin/cppstdin");
-    &chmod(0755, "$installbin/cppstdin");
-}
-
-# Install scripts.
-
-mkpath($installscript, 1, 0777);
-
-for (@scripts) {
-    &cmd("cp $_ $installscript");
-    s#.*/##; &chmod(0755, "$installscript/$_");
-}
-
-# Install pod pages.  Where? I guess in $installprivlib/pod.
-mkpath("${installprivlib}/pod", 1, 0777);
-foreach $file (@pods) {
-    # $file is a name like  pod/perl.pod
-    cp_if_diff($file, "${installprivlib}/${file}");
-}
-
-# Install old man pages.
-
-if ($installman1dir ne '') {
-    mkpath($installman1dir, 1, 0777);
-
-    if (! &samepath($installman1dir, '.')) {
-	for (@manpages) {
-	    ($new = $_) =~ s/man$/$man1ext/;
-	    $new =~ s#.*/##;
-	    print STDERR "  Installing $installman1dir/$new\n";
-	    next if $nonono;
-	    open(MI,$_) || warn "Can't open $_: $!\n";
-	    open(MO,">$installman1dir/$new") || 
-		    warn "Can't install $installman1dir/$new: $!\n";
-	    print MO ".ds RP Release $release Patchlevel $patchlevel\n";
-	    while (<MI>) {
-		print MO;
-	    }
-	    close MI;
-	    close MO;
-	}
-    }
+    copy("suidperl$exe_ext", "$installbin/sperl$ver$exe_ext");
+    chmod(04711, "$installbin/sperl$ver$exe_ext");
 }
 
 # Install library files.
@@ -168,8 +106,9 @@ mkpath($installsitelib, 1, 0777) if ($installsitelib);
 mkpath($installsitearch, 1, 0777) if ($installsitearch);
 
 if (chdir "lib") {
-    $do_installarchlib = ! &samepath($installarchlib, '.');
-    $do_installprivlib = ! &samepath($installprivlib, '.');
+    $do_installarchlib = ! samepath($installarchlib, '.');
+    $do_installprivlib = ! samepath($installprivlib, '.');
+    $do_installprivlib = 0 if $versiononly && !($installprivlib =~ m/\Q$]/);
 
     if ($do_installarchlib || $do_installprivlib) {
 	find(\&installlib, '.');
@@ -188,66 +127,157 @@ push(@corefiles,'perl.exp') if $^O eq 'aix';
 # If they have built sperl.o...
 push(@corefiles,'sperl.o') if -f 'sperl.o';
 foreach $file (@corefiles) {
-    cp_if_diff($file,"$installarchlib/CORE/$file");
-    &chmod($file =~ /^libperl/ ? 0555 : 0444,"$installarchlib/CORE/$file");
+    # HP-UX (at least) needs to maintain execute permissions
+    # on dynamically-loaded libraries.
+    copy_if_diff($file,"$installarchlib/CORE/$file")
+	and chmod($file =~ /^\.(so|$dlext)$/ ? 0555 : 0444,
+		   "$installarchlib/CORE/$file");
 }
 
 # Offer to install perl in a "standard" location
 
 $mainperl_is_instperl = 0;
 
-if (-w $mainperldir && ! &samepath($mainperldir, $installbin) && !$nonono) {
-    # First make sure $mainperldir/perl is not already the same as
-    # the perl we just installed
-    if (-x "$mainperldir/perl$exe_ext") {
+if (!$versiononly && !$nonono && -t STDIN && -t STDERR
+	&& -w $mainperldir && ! samepath($mainperldir, $installbin)) {
+    local($usrbinperl)	= "$mainperldir/perl$exe_ext";
+    local($instperl)	= "$installbin/perl$exe_ext";
+    local($expinstperl)	= "$binexp/perl$exe_ext";
+
+    # First make sure $usrbinperl is not already the same as the perl we
+    # just installed.
+    if (-x $usrbinperl) {
 	# Try to be clever about mainperl being a symbolic link
 	# to binexp/perl if binexp and installbin are different.
 	$mainperl_is_instperl =
-	    &samepath("$mainperldir/perl$exe_ext", "$installbin/perl$exe_ext") ||
+	    samepath($usrbinperl, $instperl) ||
+	    samepath($usrbinperl, $expinstperl) ||
 	     (($binexp ne $installbin) &&
-	      (-l "$mainperldir/perl$exe_ext") &&
-	      ((readlink "$mainperldir/perl$exe_ext") eq "$binexp/perl$exe_ext"));
+	      (-l $usrbinperl) &&
+	      ((readlink $usrbinperl) eq $expinstperl));
     }
     if ((! $mainperl_is_instperl) &&
-	(&yn("Many scripts expect perl to be installed as " .
-	     "$mainperldir/perl.\n" . 
-	     "Do you wish to have $mainperldir/perl be the same as\n" .
-	     "$binexp/perl? [y] ")))
+	(yn("Many scripts expect perl to be installed as $usrbinperl.\n" . 
+	     "Do you wish to have $usrbinperl be the same as\n" .
+	     "$expinstperl? [y] ")))
     {	
-	unlink("$mainperldir/perl$exe_ext");
-	eval 'link("$installbin/perl$exe_ext", "$mainperldir/perl$exe_ext")' ||
-	eval 'symlink("$binexp/perl$exe_ext", "$mainperldir/perl$exe_ext")' ||
-	&cmd("cp $installbin/perl$exe_ext $mainperldir$exe_ext");
+	unlink($usrbinperl);
+	eval { CORE::link $instperl, $usrbinperl } ||
+	    eval { symlink $expinstperl, $usrbinperl } ||
+		copy($instperl, $usrbinperl);
 	$mainperl_is_instperl = 1;
     }
 }
 
+# Make links to ordinary names if installbin directory isn't current directory.
+
+if (! $versiononly && ! samepath($installbin, '.')) {
+    safe_unlink("$installbin/perl$exe_ext", "$installbin/suidperl$exe_ext");
+    link("$installbin/perl$ver$exe_ext", "$installbin/perl$exe_ext");
+    link("$installbin/sperl$ver$exe_ext", "$installbin/suidperl$exe_ext") 
+      if $d_dosuid;
+}
+
+if (!$versiononly && ! samepath($installbin, 'x2p')) {
+    safe_unlink("$installbin/a2p$exe_ext");
+    copy("x2p/a2p$exe_ext", "$installbin/a2p$exe_ext");
+    chmod(0755, "$installbin/a2p$exe_ext");
+}
+
+# cppstdin is just a script, but it is architecture-dependent, so
+# it can't safely be shared.  Place it in $installbin.
+# Note that Configure doesn't build cppstin if it isn't needed, so
+# we skip this if cppstdin doesn't exist.
+if (! $versiononly && (-f 'cppstdin') && (! samepath($installbin, '.'))) {
+    safe_unlink("$installbin/cppstdin");
+    copy("cppstdin", "$installbin/cppstdin");
+    chmod(0755, "$installbin/cppstdin");
+}
+
+# Install scripts.
+
+mkpath($installscript, 1, 0777);
+
+if (! $versiononly) {
+    for (@scripts) {
+	(my $base = $_) =~ s#.*/##;
+	copy($_, "$installscript/$base");
+	chmod(0755, "$installscript/$base");
+    }
+}
+
+# pstruct should be a link to c2ph
+
+if (! $versiononly) {
+    safe_unlink("$installscript/pstruct");
+    link("$installscript/c2ph","$installscript/pstruct");
+}
+
+# Install pod pages.  Where? I guess in $installprivlib/pod.
+
+if (! $versiononly || !($installprivlib =~ m/\Q$]/)) {
+    mkpath("${installprivlib}/pod", 1, 0777);
+
+    # If Perl 5.003's perldiag.pod is there, rename it.
+    if (open POD, "${installprivlib}/pod/perldiag.pod") {
+	read POD, $_, 4000;
+	close POD;
+	# Some of Perl 5.003's diagnostic messages ended with periods.
+	if (/^=.*\.$/m) {
+	    my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
+			       "${installprivlib}/pod/perldiag-5.003.pod");
+	    print STDERR "  rename $from $to";
+	    rename($from, $to)
+		or warn "Couldn't rename $from to $to: $!\n"
+		unless $nonono;
+	}
+    }
+
+    foreach $file (@pods) {
+	# $file is a name like  pod/perl.pod
+	copy_if_diff($file, "${installprivlib}/${file}");
+    }
+
+    # Link perldiag.pod into archlib
+    my ($from, $to) = ("${installprivlib}/pod/perldiag.pod",
+		       "${installarchlib}/pod/perldiag.pod");
+    if (compare($from, $to) || $nonono) {
+	mkpath("${installarchlib}/pod", 1, 0777);
+	unlink($to);
+	link($from, $to);
+    }
+}
+
 # Check to make sure there aren't other perls around in installer's
 # path.  This is probably UNIX-specific.  Check all absolute directories
 # in the path except for where public executables are supposed to live.
 # Also skip $mainperl if the user opted to have it be a link to the
 # installed perl.
 
-$dirsep = ($^O eq 'os2') ? ';' : ':' ;
-($path = $ENV{"PATH"}) =~ s:\\:/:g ;
-@path = split(/$dirsep/, $path);
-@otherperls = ();
-for (@path) {
-    next unless m,^/,;
-    next if ($_ eq $binexp);
-    # Use &samepath here because some systems have other dirs linked
-    # to $mainperldir (like SunOS)
-    next if ($mainperl_is_instperl && &samepath($_, $mainperldir));
-    push(@otherperls, "$_/perl$exe_ext")
-      if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
-}
-if (@otherperls) {
-    print STDERR "\nWarning: perl appears in your path in the following " .
-	"locations beyond where\nwe just installed it:\n";
-    for (@otherperls) {
-	print STDERR "    ", $_, "\n";
+if (!$versiononly) {
+
+    $dirsep = ($^O eq 'os2') ? ';' : ':' ;
+    ($path = $ENV{"PATH"}) =~ s:\\:/:g ;
+    @path = split(/$dirsep/, $path);
+    @otherperls = ();
+    for (@path) {
+	next unless m,^/,;
+	# Use &samepath here because some systems have other dirs linked
+	# to $mainperldir (like SunOS)
+	next if samepath($_, $binexp);
+	next if ($mainperl_is_instperl && samepath($_, $mainperldir));
+	push(@otherperls, "$_/perl$exe_ext")
+	    if (-x "$_/perl$exe_ext" && ! -d "$_/perl$exe_ext");
     }
-    print STDERR "\n";
+    if (@otherperls) {
+	print STDERR "\nWarning: perl appears in your path in the following " .
+	    "locations beyond where\nwe just installed it:\n";
+	for (@otherperls) {
+	    print STDERR "    ", $_, "\n";
+	}
+	print STDERR "\n";
+    }
+
 }
 
 print STDERR "  Installation complete\n";
@@ -281,37 +311,28 @@ sub unlink {
 }
 
 sub safe_unlink {
-    local(@names) = @_;
-
+    return if $nonono;
+    local @names = @_;
     foreach $name (@names) {
 	next unless -e $name;
-	next if $nonono;
 	chmod 0777, $name if $^O eq 'os2';
 	print STDERR "  unlink $name\n";
 	next if CORE::unlink($name);
 	warn "Couldn't unlink $name: $!\n";
 	if ($! =~ /busy/i) {
 	    print STDERR "  mv $name $name.old\n";
-	    &rename($name, "$name.old") || warn "Couldn't rename $name: $!\n";
+	    safe_rename($name, "$name.old")
+		or warn "Couldn't rename $name: $!\n";
 	}
     }
 }
 
-sub cmd {
-    local($cmd) = @_;
-    print STDERR "  $cmd\n";
-    unless ($nonono) {
-	system $cmd;
-	warn "Command failed!!!\n" if $?;
-    }
-}
-
-sub rename {
+sub safe_rename {
     local($from,$to) = @_;
     if (-f $to and not unlink($to)) {
 	my($i);
 	for ($i = 1; $i < 50; $i++) {
-	    last if CORE::rename($to, "$to.$i");
+	    last if rename($to, "$to.$i");
 	}
 	warn("Cannot rename to `$to.$i': $!"), return 0 
 	   if $i >= 50;	# Give up!
@@ -321,24 +342,41 @@ sub rename {
 }
 
 sub link {
-    local($from,$to) = @_;
+    my($from,$to) = @_;
+    my($success) = 0;
 
     print STDERR "  ln $from $to\n";
     eval {
-      CORE::link($from,$to) || warn "Couldn't link $from to $to: $!\n" unless $nonono;
+	CORE::link($from, $to)
+	    ? $success++
+	    : warn "Couldn't link $from to $to: $!\n"
+	  unless $nonono;
     };
     if ($@) {
-      system( $cp, $from, $to )
-	&& warn "Couldn't copy $from to $to: $!\n" unless $nonono;
+	File::Copy::copy($from, $to)
+	    ? $success++
+	    : warn "Couldn't copy $from to $to: $!\n"
+	  unless $nonono;
     }
+    $success;
 }
 
 sub chmod {
     local($mode,$name) = @_;
 
     printf STDERR "  chmod %o %s\n", $mode, $name;
-    CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
-	unless $nonono;
+    CORE::chmod($mode,$name)
+	|| warn sprintf("Couldn't chmod %o %s: $!\n", $mode, $name)
+      unless $nonono;
+}
+
+sub copy {
+    my($from,$to) = @_;
+
+    print STDERR "  cp $from $to\n";
+    File::Copy::copy($from, $to)
+	|| warn "Couldn't copy $from to $to: $!\n"
+      unless $nonono;
 }
 
 sub samepath {
@@ -358,6 +396,7 @@ sub samepath {
 sub installlib {
     my $dir = $File::Find::dir;
     $dir =~ s#^\.(?![^/])/?##;
+    local($depth) = $dir ? "lib/$dir" : "lib";
 
     my $name = $_;
     
@@ -367,7 +406,8 @@ sub installlib {
     $name = "$dir/$name" if $dir ne '';
 
     my $installlib = $installprivlib;
-    if ((substr($dir, 0, 4) eq 'auto') || ($name eq 'Config.pm')) {
+    if ($dir =~ /^auto/ ||
+	  ($name =~ /^(.*)\.(?:pm|pod)$/ && $archpms{$1})) {
         $installlib = $installarchlib;
 	return unless $do_installarchlib;
     } else {
@@ -375,27 +415,22 @@ sub installlib {
     }
 
     if (-f $_) {
-	if (/\.al$/ || /\.ix$/) {
+	if (/\.(?:al|ix)$/ && !($dir =~ m[^auto/(.*)$] && $archpms{$1})) {
 	    $installlib = $installprivlib;
 	    #We're installing *.al and *.ix files into $installprivlib,
 	    #but we have to delete old *.al and *.ix files from the 5.000
 	    #distribution:
 	    #This might not work because $archname might have changed.
-	    &unlink("$installarchlib/$name");
+	    unlink("$installarchlib/$name");
 	}
-	system "cmp", "-s", $_, "$installlib/$name";
-	if ($?) {
-	    &unlink("$installlib/$name");
+	if (compare($_, "$installlib/$name") || $nonono) {
+	    unlink("$installlib/$name");
 	    mkpath("$installlib/$dir", 1, 0777);
-	    cp_if_diff($_, "$installlib/$name");
 	    # HP-UX (at least) needs to maintain execute permissions
 	    # on dynamically-loaded libraries.
-	    if ($name =~ /\.(so|$dlext)$/o) {
-		&chmod(0555, "$installlib/$name");
-	    }
-	    else {
-		&chmod(0444, "$installlib/$name");
-	    }
+	    copy_if_diff($_, "$installlib/$name")
+		and chmod($name =~ /\.(so|$dlext)$/o ? 0555 : 0444,
+			   "$installlib/$name");
 	}
     } elsif (-d $_) {
 	mkpath("$installlib/$name", 1, 0777);
@@ -410,18 +445,22 @@ sub installlib {
 # and then try to link against the installed libperl.a, you might
 # get an error message to the effect that the symbol table is older
 # than the library.
-sub cp_if_diff {
+# Return true if copying occurred.
+
+sub copy_if_diff {
     my($from,$to)=@_;
     -f $from || die "$0: $from not found";
-    system "cmp", "-s", $from, $to;
-    if ($?) {
-	my ($atime, $mtime);
-	unlink($to);   # In case we don't have write permissions.
-	cmd("cp $from $to");
-	# Restore timestamps if it's a .a library.
-	if ($to =~ /\.a$/) {
-	    ($atime, $mtime) = (stat $from)[8,9];
+    if (compare($from, $to) || $nonono) {
+	safe_unlink($to);   # In case we don't have write permissions.
+        if ($nonono) {
+            $from = $depth . "/" . $from if $depth;
+        }
+	copy($from, $to);
+	# Restore timestamps if it's a .a library or for OS/2.
+	if (!$nonono && ($^O eq 'os2' || $to =~ /\.a$/)) {
+	    my ($atime, $mtime) = (stat $from)[8,9];
 	    utime $atime, $mtime, $to;
 	}
+	1;
     }
 }