source: trunk/third/perl/installman @ 14599

Revision 14599, 8.0 KB checked in by ghudson, 25 years ago (diff)
Need DESTDIR for a couple of directories.
  • Property svn:executable set to *
Line 
1#!./perl
2BEGIN { @INC = ('lib') }
3use Config;
4use Getopt::Long;
5use File::Find;
6use File::Copy;
7use File::Path qw(mkpath);
8use ExtUtils::Packlist;
9use subs qw(unlink chmod rename link);
10use vars qw($packlist);
11require Cwd;
12
13$ENV{SHELL} = 'sh' if $^O eq 'os2';
14
15$ver = $Config{version};
16$release = substr($],0,3);   # Not used presently.
17$patchlevel = substr($],3,2);
18die "Patchlevel of perl ($patchlevel)",
19    "and patchlevel of config.sh ($Config{'PERL_VERSION'}) don't match\n"
20        if $patchlevel != $Config{'PERL_VERSION'};
21
22$usage =
23"Usage:  installman --man1dir=/usr/wherever --man1ext=1
24                    --man3dir=/usr/wherever --man3ext=3
25                    --notify --help
26        Defaults are:
27        man1dir = $Config{'installman1dir'};
28        man1ext = $Config{'man1ext'};
29        man3dir = $Config{'installman3dir'};
30        man3ext = $Config{'man3ext'};
31        --notify (or -n) just lists commands that would be executed.\n";
32
33GetOptions( qw( man1dir=s man1ext=s man3dir=s man3ext=s notify n help))
34        || die $usage;
35die $usage if $opt_help;
36
37# These are written funny to avoid -w typo warnings.
38$man1dir = defined($opt_man1dir) ? $opt_man1dir : $ENV{"DESTDIR"} . $Config{'installman1dir'};
39$man1ext = defined($opt_man1ext) ? $opt_man1ext : $Config{'man1ext'};
40$man3dir = defined($opt_man3dir) ? $opt_man3dir : $ENV{"DESTDIR"} . $Config{'installman3dir'};
41$man3ext = defined($opt_man3ext) ? $opt_man3ext : $Config{'man3ext'};
42
43$notify = $opt_notify || $opt_n;
44
45#Sanity checks
46
47-x  "./perl$Config{exe_ext}"
48  or warn "./perl$Config{exe_ext} not found!  Have you run make?\n";
49-d  $ENV{"DESTDIR"} . $Config{'installprivlib'}
50        || warn "Perl library directory $Config{'installprivlib'} not found.
51                Have you run make install?.  (Installing anyway.)\n";
52-x "t/perl$Config{exe_ext}"             || warn "WARNING: You've never run 'make test'!!!",
53        "  (Installing anyway.)\n";
54
55$packlist = ExtUtils::Packlist->new($ENV{"DESTDIR"} . "$Config{installarchlib}/.packlist");
56
57# Install the main pod pages.
58runpod2man('pod', $man1dir, $man1ext);
59
60# Install the pods for library modules.
61runpod2man('lib', $man3dir, $man3ext);
62
63# Install the pods embedded in the installed scripts
64runpod2man('utils', $man1dir, $man1ext, 'c2ph');
65runpod2man('utils', $man1dir, $man1ext, 'h2ph');
66runpod2man('utils', $man1dir, $man1ext, 'h2xs');
67runpod2man('utils', $man1dir, $man1ext, 'perlcc');
68runpod2man('utils', $man1dir, $man1ext, 'perldoc');
69runpod2man('utils', $man1dir, $man1ext, 'perlbug');
70runpod2man('utils', $man1dir, $man1ext, 'pl2pm');
71runpod2man('utils', $man1dir, $man1ext, 'splain');
72runpod2man('utils', $man1dir, $man1ext, 'dprofpp');
73runpod2man('x2p', $man1dir, $man1ext, 's2p');
74runpod2man('x2p', $man1dir, $man1ext, 'a2p.pod');
75runpod2man('x2p', $man1dir, $man1ext, 'find2perl');
76runpod2man('pod', $man1dir, $man1ext, 'pod2man');
77runpod2man('pod', $man1dir, $man1ext, 'pod2html');
78runpod2man('pod', $man1dir, $man1ext, 'pod2text');
79runpod2man('pod', $man1dir, $man1ext, 'pod2usage');
80runpod2man('pod', $man1dir, $man1ext, 'podchecker');
81runpod2man('pod', $man1dir, $man1ext, 'podselect');
82
83# It would probably be better to have this page linked
84# to the c2ph man page.  Or, this one could say ".so man1/c2ph.1",
85# but then it would have to pay attention to $man1dir and $man1ext.
86runpod2man('utils', $man1dir, $man1ext, 'pstruct');
87
88runpod2man('lib/ExtUtils', $man1dir, $man1ext, 'xsubpp');
89
90sub runpod2man {
91    # $script is script name if we are installing a manpage embedded
92    # in a script, undef otherwise
93    my($poddir, $mandir, $manext, $script) = @_;
94
95    my($downdir); # can't just use .. when installing xsubpp manpage
96
97    $downdir = $poddir;
98    $downdir =~ s:[^/]+:..:g;
99    my($builddir) = Cwd::getcwd();
100
101    if ($mandir eq ' ' or $mandir eq '') {
102        print STDERR "Skipping installation of ",
103            ($script ? "$poddir/$script man page" : "$poddir man pages"), ".\n";
104        return;
105    }
106
107    print STDERR "chdir $poddir\n";
108    chdir $poddir || die "Unable to cd to $poddir directory!\n$!\n";
109
110    # We insist on using the current version of pod2man in case there
111    # are enhancements or changes from previous installed versions.
112    # The error message doesn't include the '..' because the user
113    # won't be aware that we've chdir to $poddir.
114    -r  "$downdir/pod/pod2man" || die "Executable pod/pod2man not found.\n";
115
116    # We want to be sure to use the current perl.  We can't rely on
117    # the installed perl because it might not be actually installed
118    # yet. (The user may have set the $install* Configure variables
119    # to point to some temporary home, from which the executable gets
120    # installed by occult means.)
121    $pod2man = "$downdir/perl -I $downdir/lib $downdir/pod/pod2man --section=$manext --official";
122
123    mkpath($mandir, 1, 0777) unless $notify;  # In File::Path
124    # Make a list of all the .pm and .pod files in the directory.  We will
125    # always run pod2man from the lib directory and feed it the full pathname
126    # of the pod.  This might be useful for pod2man someday.
127    if ($script) {
128        @modpods = ($script);
129    }
130    else {
131        @modpods = ();
132        find(\&lsmodpods, '.');
133    }
134    foreach $mod (@modpods) {
135        $manpage = $mod;
136        my $tmp;
137        # Skip .pm files that have corresponding .pod files, and Functions.pm.
138        next if (($tmp = $mod) =~ s/\.pm$/.pod/ && -f $tmp);
139        next if ($mod eq 'Pod/Functions.pm');   #### Used only by pod itself
140
141        # Convert name from  File/Basename.pm to File::Basename.3 format,
142        # if necessary.
143        $manpage =~ s#\.p(m|od)$##;
144        if ($^O eq 'os2' || $^O eq 'amigaos' || $^O eq 'uwin' || $^O eq 'cygwin') {
145          $manpage =~ s#/#.#g;
146        }
147        else {
148          $manpage =~ s#/#::#g;
149        }
150        $tmp = "${mandir}/${manpage}.tmp";
151        $manpage = "${mandir}/${manpage}.${manext}";
152        if (&cmd("$pod2man $mod > $tmp") == 0 && !$notify && -s $tmp) {
153            if (rename($tmp, $manpage)) {
154                $packlist->{$manpage} = { type => 'file' };
155                next;
156            }
157        }
158        unless ($notify) {
159            unlink($tmp);
160        }
161    }
162    chdir "$builddir" || die "Unable to cd back to $builddir directory!\n$!\n";
163    print STDERR "chdir $builddir\n";
164}
165
166sub lsmodpods {
167    my $dir  = $File::Find::dir;
168    my $name = $File::Find::name;
169    if (-f $_) {
170        $name =~ s#^\./##;
171        push(@modpods, $name) if ($name =~ /\.p(m|od)$/);
172    }
173}
174
175$packlist->write() unless $notify;
176print STDERR "  Installation complete\n";
177
178exit 0;
179   
180
181###############################################################################
182# Utility subroutines from installperl
183
184sub cmd {
185    local($cmd) = @_;
186    print STDERR "  $cmd\n";
187    unless ($notify) {
188        if ($Config{d_fork}) {
189            fork ? wait : exec $cmd;  # Allow user to ^C out of command.
190        }
191        else {
192            system $cmd;
193        }
194        warn "Command failed!!\n" if $?;
195    }
196    return $? != 0;
197}
198
199sub unlink {
200    local(@names) = @_;
201    my $cnt = 0;
202
203    foreach $name (@names) {
204        next unless -e $name;
205        chmod 0777, $name if $^O eq 'os2';
206        print STDERR "  unlink $name\n";
207        ( CORE::unlink($name) and ++$cnt
208            or warn "Couldn't unlink $name: $!\n" ) unless $notify;
209    }
210    return $cnt;
211}
212
213sub link {
214    my($from,$to) = @_;
215    my($success) = 0;
216
217    print STDERR "  ln $from $to\n";
218    eval {
219        CORE::link($from, $to)
220            ? $success++
221            : ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
222              ? die "AFS"  # okay inside eval {}
223              : warn "Couldn't link $from to $to: $!\n"
224          unless $notify;
225    };
226    if ($@) {
227        File::Copy::copy($from, $to)
228            ? $success++
229            : warn "Couldn't copy $from to $to: $!\n"
230          unless $notify;
231    }
232    $success;
233}
234
235sub rename {
236    local($from,$to) = @_;
237    if (-f $to and not unlink($to)) {
238        my($i);
239        for ($i = 1; $i < 50; $i++) {
240            last if CORE::rename($to, "$to.$i");
241        }
242        warn("Cannot rename to `$to.$i': $!"), return 0
243            if $i >= 50;        # Give up!
244    }
245    link($from,$to) || return 0;
246    unlink($from);
247}
248
249sub chmod {
250    local($mode,$name) = @_;
251
252    printf STDERR "  chmod %o %s\n", $mode, $name;
253    CORE::chmod($mode,$name) || warn sprintf("Couldn't chmod %o %s: $!\n",$mode,$name)
254        unless $notify;
255}
256
257sub samepath {
258    local($p1, $p2) = @_;
259    local($dev1, $ino1, $dev2, $ino2);
260
261    if ($p1 ne $p2) {
262        ($dev1, $ino1) = stat($p1);
263        ($dev2, $ino2) = stat($p2);
264        ($dev1 == $dev2 && $ino1 == $ino2);
265    }
266    else {
267        1;
268    }
269}
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