1#!./perl
2
3$mainperldir = "/usr/bin";
4
5while (@ARGV) {
6    $nonono = 1 if $ARGV[0] eq '-n';
7    $versiononly = 1 if $ARGV[0] eq '-v';
8    shift;
9}
10
11umask 022;
12
13@scripts = ('cppstdin', 'h2ph', 'c2ph', 'pstruct', 'x2p/s2p', 'x2p/find2perl');
14@manpages = ('perl.man', 'h2ph.man', 'x2p/a2p.man', 'x2p/s2p.man');
15
16# Read in the config file.
17
18open(CONFIG, "config.sh") || die "You haven't run Configure yet!\n";
19while (<CONFIG>) {
20    if (s/^(\w+=)/\$$1/) {
21	$accum =~ s/'undef'/undef/g;
22	eval $accum;
23	$accum = '';
24    }
25    $accum .= $_;
26}
27close CONFIG;
28
29open(PERL_C, "perl.c");
30while (<PERL_C>) {
31    last if /Revision:/;
32}
33close PERL_C;
34s/.*Revision: //;
35$major = $_ + 0;
36
37$ver = sprintf("%5.3f", $major + $PATCHLEVEL / 1000);
38$release = substr($ver,0,3);
39$patchlevel = substr($ver,3,2);
40
41# Do some quick sanity checks.
42
43if ($d_dosuid && $>) { die "You must run as root to install suidperl\n"; }
44
45   $installbin		|| die "No installbin directory in config.sh\n";
46-d $installbin		|| die "$installbin is not a directory\n";
47-w $installbin		|| die "$installbin is not writable by you\n"
48	unless $installbin =~ m#^/afs/#;
49
50-x 'perl'		|| die "perl isn't executable!\n";
51-x 'taintperl'		|| die "taintperl isn't executable!\n";
52-x 'suidperl'		|| die "suidperl isn't executable!\n" if $d_dosuid;
53
54-x 't/TEST'		|| warn "WARNING: You've never run 'make test'!!!",
55	"  (Installing anyway.)\n";
56
57# First we install the version-numbered executables.
58
59&unlink("$installbin/perl$ver");
60&cmd("cp perl $installbin/perl$ver");
61
62&unlink("$installbin/tperl$ver");
63&cmd("cp taintperl $installbin/tperl$ver");
64&chmod(0755, "$installbin/tperl$ver");		# force non-suid for security
65
66&unlink("$installbin/sperl$ver");
67if ($d_dosuid) {
68    &cmd("cp suidperl $installbin/sperl$ver");
69    &chmod(04711, "$installbin/sperl$ver");
70}
71
72exit 0 if $versiononly;
73
74# Make links to ordinary names if installbin directory isn't current directory.
75
76($bdev,$bino) = stat($installbin);
77($ddev,$dino) = stat('.');
78
79if ($bdev != $ddev || $bino != $dino) {
80    &unlink("$installbin/perl", "$installbin/taintperl", "$installbin/suidperl");
81    &link("$installbin/perl$ver", "$installbin/perl");
82    &link("$installbin/tperl$ver", "$installbin/taintperl");
83    &link("$installbin/sperl$ver", "$installbin/suidperl") if $d_dosuid;
84}
85
86($bdev,$bino) = stat($installbin);
87($ddev,$dino) = stat('x2p');
88
89if ($bdev != $ddev || $bino != $dino) {
90    &unlink("$installbin/a2p");
91    &cmd("cp x2p/a2p $installbin/a2p");
92    &chmod(0755, "$installbin/a2p");
93}
94
95# Make some enemies in the name of standardization.   :-)
96
97($udev,$uino) = stat($mainperldir);
98
99if (-w _ && ($udev != $bdev || $uino != $bino) && !$nonono) {
100    &unlink("$mainperldir/perl");
101    eval 'link("$installbin/perl", "$mainperldir/perl")' ||
102    eval 'symlink("$installbin/perl", "$mainperldir/perl")' ||
103    &cmd("cp $installbin/perl $mainperldir");
104}
105
106# Install scripts.
107
108&makedir($installscr);
109
110for (@scripts) {
111    &cmd("cp $_ $installscr");
112    s#.*/##; &chmod(0755, "$installscr/$_");
113}
114
115# Install man pages.
116
117if ($mansrc ne '') {
118    &makedir($mansrc);
119
120    ($mdev,$mino) = stat($mansrc);
121    if ($mdev != $ddev || $mino != $dino) {
122	for (@manpages) {
123	    ($new = $_) =~ s/man$/$manext/;
124	    $new =~ s#.*/##;
125	    print STDERR "  Installing $mansrc/$new\n";
126	    next if $nonono;
127	    open(MI,$_) || warn "Can't open $_: $!\n";
128	    open(MO,">$mansrc/$new") || warn "Can't install $mansrc/$new: $!\n";
129	    print MO ".ds RP Release $release Patchlevel $patchlevel\n";
130	    while (<MI>) {
131		print MO;
132	    }
133	    close MI;
134	    close MO;
135	}
136    }
137}
138
139# Install library files.
140
141&makedir($installprivlib);
142if (chdir "lib") {
143
144    ($pdev,$pino) = stat($installprivlib);
145    ($ldev,$lino) = stat('.');
146
147    if ($pdev != $ldev || $pino != $lino) {
148	foreach $file (<*.pl>) {
149	    system "cmp", "-s", $file, "$privlib/$file";
150	    if ($?) {
151		&unlink("$installprivlib/$file");
152		&cmd("cp $file $installprivlib");
153		&chmod(0644, "$installprivlib/$file");
154	    }
155	}
156    }
157    chdir ".." || die "Can't cd back to source directory: $!\n";
158}
159else {
160    warn "Can't cd to lib to install lib files: $!\n";
161}
162
163&chmod(0755, "usub/mus");
164
165print STDERR "  Installation complete\n";
166
167exit 0;
168
169###############################################################################
170
171sub unlink {
172    local(@names) = @_;
173
174    foreach $name (@names) {
175	next unless -e $name;
176	print STDERR "  unlink $name\n";
177	unlink($name) || warn "Couldn't unlink $name: $!\n" unless $nonono;
178    }
179}
180
181sub cmd {
182    local($cmd) = @_;
183    print STDERR "  $cmd\n";
184    unless ($nonono) {
185	system $cmd;
186	warn "Command failed!!!\n" if $?;
187    }
188}
189
190sub link {
191    local($from,$to) = @_;
192
193    print STDERR "  ln $from $to\n";
194    link($from,$to) || warn "Couldn't link $from to $to: $!\n" unless $nonono;
195}
196
197sub chmod {
198    local($mode,$name) = @_;
199
200    printf STDERR "  chmod %o %s\n", $mode, $name;
201    chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
202	unless $nonono;
203}
204
205sub makedir {
206    local($dir) = @_;
207    unless (-d $dir) {
208	local($shortdir) = $dir;
209
210	$shortdir =~ s#(.*)/.*#$1#;
211	&makedir($shortdir);
212
213	print STDERR "  mkdir $dir\n";
214	mkdir($dir, 0777) || warn "Couldn't create $dir: $!\n" unless $nonono;
215    }
216}
217