freebsd-dev/contrib/perl5/installman

262 lines
7.6 KiB
Perl
Executable File

#!./perl
BEGIN { @INC = ('lib') }
use Config;
use Getopt::Long;
use File::Find;
use File::Copy;
use File::Path qw(mkpath);
use ExtUtils::Packlist;
use subs qw(unlink chmod rename link);
use vars qw($packlist);
require Cwd;
umask 022;
$ENV{SHELL} = 'sh' if $^O eq 'os2';
$ver = $];
$release = substr($ver,0,3); # Not used presently.
$patchlevel = substr($ver,3,2);
die "Patchlevel of perl ($patchlevel)",
"and patchlevel of config.sh ($Config{'PATCHLEVEL'}) don't match\n"
if $patchlevel != $Config{'PATCHLEVEL'};
$usage =
"Usage: installman --man1dir=/usr/wherever --man1ext=1
--man3dir=/usr/wherever --man3ext=3
--notify --help
Defaults are:
man1dir = $Config{'installman1dir'};
man1ext = $Config{'man1ext'};
man3dir = $Config{'installman3dir'};
man3ext = $Config{'man3ext'};
--notify (or -n) just lists commands that would be executed.\n";
GetOptions( qw( man1dir=s man1ext=s man3dir=s man3ext=s notify n help))
|| die $usage;
die $usage if $opt_help;
# These are written funny to avoid -w typo warnings.
$man1dir = defined($opt_man1dir) ? $opt_man1dir : $Config{'installman1dir'};
$man1ext = defined($opt_man1ext) ? $opt_man1ext : $Config{'man1ext'};
$man3dir = defined($opt_man3dir) ? $opt_man3dir : $Config{'installman3dir'};
$man3ext = defined($opt_man3ext) ? $opt_man3ext : $Config{'man3ext'};
$notify = $opt_notify || $opt_n;
#Sanity checks
-x "./perl$Config{exe_ext}"
or warn "./perl$Config{exe_ext} not found! Have you run make?\n";
-d $Config{'installprivlib'}
|| warn "Perl library directory $Config{'installprivlib'} not found.
Have you run make install?. (Installing anyway.)\n";
-x "t/perl$Config{exe_ext}" || warn "WARNING: You've never run 'make test'!!!",
" (Installing anyway.)\n";
$packlist = ExtUtils::Packlist->new("$Config{installarchlib}/.packlist");
# Install the main pod pages.
runpod2man('pod', $man1dir, $man1ext);
# Install the pods for library modules.
runpod2man('lib', $man3dir, $man3ext);
# Install the pods embedded in the installed scripts
runpod2man('utils', $man1dir, $man1ext, 'c2ph');
runpod2man('utils', $man1dir, $man1ext, 'h2ph');
runpod2man('utils', $man1dir, $man1ext, 'h2xs');
runpod2man('utils', $man1dir, $man1ext, 'perldoc');
runpod2man('utils', $man1dir, $man1ext, 'perlbug');
runpod2man('utils', $man1dir, $man1ext, 'pl2pm');
runpod2man('utils', $man1dir, $man1ext, 'splain');
runpod2man('x2p', $man1dir, $man1ext, 's2p');
runpod2man('x2p', $man1dir, $man1ext, 'a2p.pod');
runpod2man('pod', $man1dir, $man1ext, 'pod2man');
runpod2man('pod', $man1dir, $man1ext, 'pod2html');
# It would probably be better to have this page linked
# to the c2ph man page. Or, this one could say ".so man1/c2ph.1",
# but then it would have to pay attention to $man1dir and $man1ext.
runpod2man('utils', $man1dir, $man1ext, 'pstruct');
runpod2man('lib/ExtUtils', $man1dir, $man1ext, 'xsubpp');
sub runpod2man {
# $script is script name if we are installing a manpage embedded
# in a script, undef otherwise
my($poddir, $mandir, $manext, $script) = @_;
my($downdir); # can't just use .. when installing xsubpp manpage
$downdir = $poddir;
$downdir =~ s:[^/]+:..:g;
my($builddir) = Cwd::getcwd();
if ($mandir eq ' ' or $mandir eq '') {
print STDERR "Skipping installation of ",
($script ? "$poddir/$script man page" : "$poddir man pages"), ".\n";
return;
}
print STDERR "chdir $poddir\n";
chdir $poddir || die "Unable to cd to $poddir directory!\n$!\n";
# We insist on using the current version of pod2man in case there
# are enhancements or changes from previous installed versions.
# The error message doesn't include the '..' because the user
# won't be aware that we've chdir to $poddir.
-r "$downdir/pod/pod2man" || die "Executable pod/pod2man not found.\n";
# We want to be sure to use the current perl. We can't rely on
# the installed perl because it might not be actually installed
# yet. (The user may have set the $install* Configure variables
# to point to some temporary home, from which the executable gets
# installed by occult means.)
$pod2man = "$downdir/perl -I $downdir/lib $downdir/pod/pod2man --section=$manext --official";
mkpath($mandir, 1, 0777) unless $notify; # In File::Path
# Make a list of all the .pm and .pod files in the directory. We will
# always run pod2man from the lib directory and feed it the full pathname
# of the pod. This might be useful for pod2man someday.
if ($script) {
@modpods = ($script);
} else {
@modpods = ();
find(\&lsmodpods, '.');
}
foreach $mod (@modpods) {
$manpage = $mod;
my $tmp;
# Skip .pm files that have corresponding .pod files, and Functions.pm.
next if (($tmp = $mod) =~ s/\.pm$/.pod/ && -f $tmp);
next if ($mod eq 'Pod/Functions.pm'); #### Used only by pod itself
# Convert name from File/Basename.pm to File::Basename.3 format,
# if necessary.
$manpage =~ s#\.p(m|od)$##;
if ($^O eq 'os2' || $^O eq 'amigaos' || $^O eq 'uwin') {
$manpage =~ s#/#.#g;
} else {
$manpage =~ s#/#::#g;
}
$tmp = "${mandir}/${manpage}.tmp";
$manpage = "${mandir}/${manpage}.${manext}";
if (&cmd("$pod2man $mod > $tmp") == 0 && !$notify && -s $tmp) {
rename($tmp, $manpage) && next;
}
unless ($notify) {
unlink($tmp);
}
}
chdir "$builddir" || die "Unable to cd back to $builddir directory!\n$!\n";
print STDERR "chdir $builddir\n";
}
sub lsmodpods {
my $dir = $File::Find::dir;
my $name = $File::Find::name;
if (-f $_) {
$name =~ s#^\./##;
push(@modpods, $name) if ($name =~ /\.p(m|od)$/);
}
}
$packlist->write() unless $notify;
print STDERR " Installation complete\n";
exit 0;
###############################################################################
# Utility subroutines from installperl
sub cmd {
local($cmd) = @_;
print STDERR " $cmd\n";
unless ($notify) {
if ($Config{d_fork}) {
fork ? wait : exec $cmd; # Allow user to ^C out of command.
}
else {
system $cmd;
}
warn "Command failed!!\n" if $?;
}
return $? != 0;
}
sub unlink {
local(@names) = @_;
my $cnt = 0;
foreach $name (@names) {
next unless -e $name;
chmod 0777, $name if $^O eq 'os2';
print STDERR " unlink $name\n";
( CORE::unlink($name) and ++$cnt
or warn "Couldn't unlink $name: $!\n" ) unless $notify;
}
return $cnt;
}
sub link {
my($from,$to) = @_;
my($success) = 0;
print STDERR " ln $from $to\n";
eval {
CORE::link($from, $to)
? $success++
: ($from =~ m#^/afs/# || $to =~ m#^/afs/#)
? die "AFS" # okay inside eval {}
: warn "Couldn't link $from to $to: $!\n"
unless $notify;
$packlist->{$to} = { type => 'file' };
};
if ($@) {
File::Copy::copy($from, $to)
? $success++
: warn "Couldn't copy $from to $to: $!\n"
unless $notify;
$packlist->{$to} = { type => 'file' };
}
$success;
}
sub rename {
local($from,$to) = @_;
if (-f $to and not unlink($to)) {
my($i);
for ($i = 1; $i < 50; $i++) {
last if CORE::rename($to, "$to.$i");
}
warn("Cannot rename to `$to.$i': $!"), return 0
if $i >= 50; # Give up!
}
link($from,$to) || return 0;
unlink($from);
$packlist->{$to} = { type => 'file' };
}
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 $notify;
}
sub samepath {
local($p1, $p2) = @_;
local($dev1, $ino1, $dev2, $ino2);
if ($p1 ne $p2) {
($dev1, $ino1) = stat($p1);
($dev2, $ino2) = stat($p2);
($dev1 == $dev2 && $ino1 == $ino2);
}
else {
1;
}
}