use strict;
use ExtUtils::MakeMaker qw(prompt);
use FileHandle ();
+use File::Basename ();
use File::Path ();
use vars qw($VERSION);
-$VERSION = substr q$Revision: 1.16 $, 10;
+$VERSION = substr q$Revision: 1.35 $, 10;
=head1 NAME
sub init {
my($configpm) = @_;
use Config;
- require CPAN::Nox;
+ unless ($CPAN::VERSION) {
+ require CPAN::Nox;
+ }
eval {require CPAN::Config;};
$CPAN::Config ||= {};
local($/) = "\n";
local($\) = "";
+ local($|) = 1;
my($ans,$default,$local,$cont,$url,$expected_size);
-
+
#
# Files, directories
#
+ print qq[
+
+CPAN is the world-wide archive of perl resources. It consists of about
+100 sites that all replicate the same contents all around the globe.
+Many countries have at least one CPAN site already. The resources
+found on CPAN are easily accessible with the CPAN.pm module. If you
+want to use CPAN.pm, you have to configure it properly.
+
+If you do not want to enter a dialog now, you can answer 'no' to this
+question and I\'ll try to autoconfigure. (Note: you can revisit this
+dialog anytime later by typing 'o conf init' at the cpan prompt.)
+
+];
+
+ my $manual_conf =
+ ExtUtils::MakeMaker::prompt("Are you ready for manual configuration?",
+ "yes");
+ my $fastread;
+ {
+ local $^W;
+ if ($manual_conf =~ /^\s*y/i) {
+ $fastread = 0;
+ *prompt = \&ExtUtils::MakeMaker::prompt;
+ } else {
+ $fastread = 1;
+ *prompt = sub {
+ my($q,$a) = @_;
+ my($ret) = defined $a ? $a : "";
+ printf qq{%s [%s]\n\n}, $q, $ret;
+ $ret;
+ };
+ }
+ }
print qq{
-The CPAN module needs a directory of its own to cache important
-index files and maybe keep a temporary mirror of CPAN files. This may
-be a site-wide directory or a personal directory.
+
+The following questions are intended to help you with the
+configuration. The CPAN module needs a directory of its own to cache
+important index files and maybe keep a temporary mirror of CPAN files.
+This may be a site-wide directory or a personal directory.
+
};
my $cpan_home = $CPAN::Config->{cpan_home} || MM->catdir($ENV{HOME}, ".cpan");
}
}
$CPAN::Config->{cpan_home} = $ans;
-
+
print qq{
If you want, I can keep the source files after a build in the cpan
# XXX This the time when we refetch the index files (in days)
$CPAN::Config->{'index_expire'} = 1;
+ print qq{
+
+By default, each time the CPAN module is started, cache scanning
+is performed to keep the cache size in sync. To prevent from this,
+disable the cache scanning with 'never'.
+
+};
+
+ $default = $CPAN::Config->{scan_cache} || 'atstart';
+ do {
+ $ans = prompt("Perform cache scanning (atstart or never)?", $default);
+ } while ($ans ne 'atstart' && $ans ne 'never');
+ $CPAN::Config->{scan_cache} = $ans;
+
+ #
+ # prerequisites_policy
+ # Do we follow PREREQ_PM?
+ #
+ print qq{
+
+The CPAN module can detect when a module that which you are trying to
+build depends on prerequisites. If this happens, it can build the
+prerequisites for you automatically ('follow'), ask you for
+confirmation ('ask'), or just ignore them ('ignore'). Please set your
+policy to one of the three values.
+
+};
+
+ $default = $CPAN::Config->{prerequisites_policy} || 'follow';
+ do {
+ $ans =
+ prompt("Policy on building prerequisites (follow, ask or ignore)?",
+ $default);
+ } while ($ans ne 'follow' && $ans ne 'ask' && $ans ne 'ignore');
+ $CPAN::Config->{prerequisites_policy} = $ans;
+
#
# External programs
#
};
- my(@path) = split($Config{path_sep},$ENV{PATH});
- my $prog;
- for $prog (qw/gzip tar unzip make lynx ftp/){
- my $path = $CPAN::Config->{$prog} || find_exe($prog,[@path]) || $prog;
- $ans = prompt("Where is your $prog program?",$path) || $path;
- $CPAN::Config->{$prog} = $ans;
+ my $old_warn = $^W;
+ local $^W if $^O eq 'MacOS';
+ my(@path) = split /$Config{'path_sep'}/, $ENV{'PATH'};
+ local $^W = $old_warn;
+ my $progname;
+ for $progname (qw/gzip tar unzip make lynx ncftpget ncftp ftp/){
+ if ($^O eq 'MacOS') {
+ $CPAN::Config->{$progname} = 'not_here';
+ next;
+ }
+ my $progcall = $progname;
+ # we don't need ncftp if we have ncftpget
+ next if $progname eq "ncftp" && $CPAN::Config->{ncftpget} gt " ";
+ my $path = $CPAN::Config->{$progname}
+ || $Config::Config{$progname}
+ || "";
+ if (MM->file_name_is_absolute($path)) {
+ # testing existence is not good enough, some have these exe
+ # extensions
+
+ # warn "Warning: configured $path does not exist\n" unless -e $path;
+ # $path = "";
+ } else {
+ $path = '';
+ }
+ unless ($path) {
+ # e.g. make -> nmake
+ $progcall = $Config::Config{$progname} if $Config::Config{$progname};
+ }
+
+ $path ||= find_exe($progcall,[@path]);
+ warn "Warning: $progcall not found in PATH\n" unless
+ $path; # not -e $path, because find_exe already checked that
+ $ans = prompt("Where is your $progname program?",$path) || $path;
+ $CPAN::Config->{$progname} = $ans;
}
my $path = $CPAN::Config->{'pager'} ||
$ENV{PAGER} || find_exe("less",[@path]) ||
- find_exe("more",[@path]) || "more";
- $ans = prompt("What is your favorite pager program?",$path) || $path;
+ find_exe("more",[@path]) || ($^O eq 'MacOS' ? $ENV{EDITOR} : 0 )
+ || "more";
+ $ans = prompt("What is your favorite pager program?",$path);
$CPAN::Config->{'pager'} = $ans;
- $path = $CPAN::Config->{'shell'} || $ENV{SHELL} || "";
- $ans = prompt("What is your favorite shell?",$path) || $path;
- $CPAN::Config->{'shell'} = $ans;
+ $path = $CPAN::Config->{'shell'};
+ if (MM->file_name_is_absolute($path)) {
+ warn "Warning: configured $path does not exist\n" unless -e $path;
+ $path = "";
+ }
+ $path ||= $ENV{SHELL};
+ if ($^O eq 'MacOS') {
+ $CPAN::Config->{'shell'} = 'not_here';
+ } else {
+ $path =~ s,\\,/,g if $^O eq 'os2'; # Cosmetic only
+ $ans = prompt("What is your favorite shell?",$path);
+ $CPAN::Config->{'shell'} = $ans;
+ }
#
# Arguments to make etc.
question you\'re expected to answer, you can set a timer that will
kill a 'perl Makefile.PL' process after the specified time in seconds.
-If you set this value to 0, these processes will wait forever.
+If you set this value to 0, these processes will wait forever. This is
+the default and recommended setting.
};
$default = $CPAN::Config->{inactivity_timeout} || 0;
$CPAN::Config->{inactivity_timeout} =
- prompt("Timout for inacivity during Makefile.PL?",$default);
+ prompt("Timeout for inactivity during Makefile.PL?",$default);
+ # Proxies
- #
- # MIRRORED.BY
- #
+ print qq{
- $local = 'MIRRORED.BY';
- $local = MM->catfile($CPAN::Config->{keep_source_where},"MIRRORED.BY") unless -f $local;
- if (@{$CPAN::Config->{urllist}||[]}) {
- print qq{
-I found a list of URLs in CPAN::Config and will use this.
-You can change it later with the 'o conf' command.
+If you\'re accessing the net via proxies, you can specify them in the
+CPAN configuration or via environment variables. The variable in
+the \$CPAN::Config takes precedence.
-}
- } elsif (
- -s $local
- &&
- -M $local < 30
- ) {
- read_mirrored_by($local);
- } else {
- $CPAN::Config->{urllist} ||= [];
- while (! @{$CPAN::Config->{urllist}}) {
- my($input) = prompt(qq{
-We need to know the URL of your favorite CPAN site.
-Please enter it here:});
- $input =~ s/\s//g;
- next unless $input;
- my($wanted) = "MIRRORED.BY";
- print qq{
-Testing "$input" ...
};
- push @{$CPAN::Config->{urllist}}, $input;
- CPAN::FTP->localize($wanted,$local,"force");
- if (-s $local) {
- print qq{
-"$input" seems to work
-};
- } else {
- my $ans = prompt(qq{$input doesn\'t seem to work. Keep it in the list?},"n");
- last unless $ans =~ /^n/i;
- pop @{$CPAN::Config->{urllist}};
- }
- }
+
+ for (qw/ftp_proxy http_proxy no_proxy/) {
+ $default = $CPAN::Config->{$_} || $ENV{$_};
+ $CPAN::Config->{$_} = prompt("Your $_?",$default);
}
+ #
+ # MIRRORED.BY
+ #
+
+ conf_sites() unless $fastread;
+
unless (@{$CPAN::Config->{'wait_list'}||[]}) {
print qq{
push @{$CPAN::Config->{'wait_list'}}, $ans;
}
- print qq{
-
-If you\'re accessing the net via proxies, you can specify them in the
-CPAN configuration or via environment variables. The variable in
-the \$CPAN::Config takes precedence.
-
-};
-
- for (qw/ftp_proxy http_proxy no_proxy/) {
- $default = $CPAN::Config->{$_} || $ENV{$_};
- $CPAN::Config->{$_} = prompt("Your $_?",$default);
- }
-
- # We don't ask that now, it will be noticed in time....
+ # We don't ask that now, it will be noticed in time, won't it?
$CPAN::Config->{'inhibit_startup_message'} = 0;
+ $CPAN::Config->{'getcwd'} = 'cwd';
print "\n\n";
CPAN::Config->commit($configpm);
}
+sub conf_sites {
+ my $m = 'MIRRORED.BY';
+ my $mby = MM->catfile($CPAN::Config->{keep_source_where},$m);
+ File::Path::mkpath(File::Basename::dirname($mby));
+ if (-f $mby && -f $m && -M $m < -M $mby) {
+ require File::Copy;
+ File::Copy::copy($m,$mby) or die "Could not update $mby: $!";
+ }
+ if ( ! -f $mby ){
+ print qq{You have no $mby
+ I\'m trying to fetch one
+};
+ $mby = CPAN::FTP->localize($m,$mby,3);
+ } elsif (-M $mby > 30 ) {
+ print qq{Your $mby is older than 30 days,
+ I\'m trying to fetch one
+};
+ $mby = CPAN::FTP->localize($m,$mby,3);
+ }
+ read_mirrored_by($mby);
+}
+
sub find_exe {
my($exe,$path) = @_;
- my($dir,$MY);
- $MY = {};
- bless $MY, 'MY';
+ my($dir);
+ #warn "in find_exe exe[$exe] path[@$path]";
for $dir (@$path) {
- my $abs = $MY->catfile($dir,$exe);
- if ($MY->maybe_command($abs)) {
+ my $abs = MM->catfile($dir,$exe);
+ if (($abs = MM->maybe_command($abs))) {
return $abs;
}
}
}
+sub picklist {
+ my($items,$prompt,$default,$require_nonempty,$empty_warning)=@_;
+ $default ||= '';
+
+ my ($item, $i);
+ for $item (@$items) {
+ printf "(%d) %s\n", ++$i, $item;
+ }
+
+ my @nums;
+ while (1) {
+ my $num = prompt($prompt,$default);
+ @nums = split (' ', $num);
+ (warn "invalid items entered, try again\n"), next
+ if grep (/\D/ || $_ < 1 || $_ > $i, @nums);
+ if ($require_nonempty) {
+ (warn "$empty_warning\n"), next
+ unless @nums;
+ }
+ last;
+ }
+ print "\n";
+ for (@nums) { $_-- }
+ @{$items}[@nums];
+}
+
sub read_mirrored_by {
my($local) = @_;
my(%all,$url,$expected_size,$default,$ans,$host,$dst,$country,$continent,@location);
my $fh = FileHandle->new;
$fh->open($local) or die "Couldn't open $local: $!";
+ local $/ = "\012";
while (<$fh>) {
($host) = /^([\w\.\-]+)/ unless defined $host;
next unless defined $host;
/location\s+=\s+\"([^\"]+)/ and @location = (split /\s*,\s*/, $1) and
($continent, $country) = @location[-1,-2];
$continent =~ s/\s\(.*//;
+ $continent =~ s/\W+$//; # if Jarkko doesn't know latitude/longitude
/dst_dst\s+=\s+\"([^\"]+)/ and $dst = $1;
next unless $host && $dst && $continent && $country;
$all{$continent}{$country}{$dst} = CPAN::Mirrored::By->new($continent,$country,$dst);
}
$fh->close;
$CPAN::Config->{urllist} ||= [];
- if ($expected_size = @{$CPAN::Config->{urllist}}) {
- for $url (@{$CPAN::Config->{urllist}}) {
- # sanity check, scheme+colon, not "q" there:
- next unless $url =~ /^\w+:\/./;
- $all{"[From previous setup]"}{"found URL"}{$url}=CPAN::Mirrored::By->new('[From previous setup]','found URL',$url);
- }
+ my(@previous_urls);
+ if (@previous_urls = @{$CPAN::Config->{urllist}}) {
$CPAN::Config->{urllist} = [];
- } else {
- $expected_size = 6;
}
-
+
print qq{
-Now we need to know, where your favorite CPAN sites are located. Push
+Now we need to know where your favorite CPAN sites are located. Push
a few sites onto the array (just in case the first on the array won\'t
work). If you are mirroring CPAN to your local workstation, specify a
file: URL.
-You can enter the number in front of the URL on the next screen, a
-file:, ftp: or http: URL, or "q" to finish selecting.
+First, pick a nearby continent and country (you can pick several of
+each, separated by spaces, or none if you just want to keep your
+existing selections). Then, you will be presented with a list of URLs
+of CPAN mirrors in the countries you selected, along with previously
+selected URLs. Select some of those URLs, or just keep the old list.
+Finally, you will be prompted for any extra URLs -- file:, ftp:, or
+http: -- that host a CPAN mirror.
};
- $ans = prompt("Press RETURN to continue");
- my $other;
- $ans = $other = "";
- my(%seen);
-
- my $pipe = -t *STDIN ? "| $CPAN::Config->{'pager'}" : ">/dev/null";
- while () {
- my(@valid,$previous_best);
- my $fh = FileHandle->new;
- $fh->open($pipe);
- {
- my($cont,$country,$url,$item);
- my(@cont) = sort keys %all;
- for $cont (@cont) {
- $fh->print(" $cont\n");
- for $country (sort {lc $a cmp lc $b} keys %{$all{$cont}}) {
- for $url (sort {lc $a cmp lc $b} keys %{$all{$cont}{$country}}) {
- my $t = sprintf(
- " %-18s (%2d) %s\n",
- $country,
- ++$item,
- $url
- );
- if ($cont =~ /^\[/) {
- $previous_best ||= $item;
- }
- push @valid, $all{$cont}{$country}{$url};
- $fh->print($t);
- }
- }
- }
- }
- $fh->close;
- $previous_best ||= 1;
- $default =
- @{$CPAN::Config->{urllist}} >= $expected_size ? "q" : $previous_best;
- $ans = prompt(
- "\nSelect an$other ftp or file URL or a number (q to finish)",
- $default
- );
- my $sel;
- if ($ans =~ /^\d/) {
- my $this = $valid[$ans-1];
- my($con,$cou,$url) = ($this->continent,$this->country,$this->url);
- push @{$CPAN::Config->{urllist}}, $url unless $seen{$url}++;
- delete $all{$con}{$cou}{$url};
- # print "Was a number [$ans] con[$con] cou[$cou] url[$url]\n";
- } elsif (@{$CPAN::Config->{urllist}} && $ans =~ /^q/i) {
- last;
- } else {
- $ans =~ s|/?$|/|; # has to end with one slash
- $ans = "file:$ans" unless $ans =~ /:/; # without a scheme is a file:
- if ($ans =~ /^\w+:\/./) {
- push @{$CPAN::Config->{urllist}}, $ans unless $seen{$ans}++;
- } else {
- print qq{"$ans" doesn\'t look like an URL at first sight.
-I\'ll ignore it for now. You can add it to lib/CPAN/Config.pm
-later and report a bug in my Makefile.PL to me (andreas koenig).
-Thanks.\n};
- }
- }
- $other ||= "other";
+ my (@cont, $cont, %cont, @countries, @urls, %seen);
+ my $no_previous_warn =
+ "Sorry! since you don't have any existing picks, you must make a\n" .
+ "geographic selection.";
+ @cont = picklist([sort keys %all],
+ "Select your continent (or several nearby continents)",
+ '',
+ ! @previous_urls,
+ $no_previous_warn);
+
+
+ foreach $cont (@cont) {
+ my @c = sort keys %{$all{$cont}};
+ @cont{@c} = map ($cont, 0..$#c);
+ @c = map ("$_ ($cont)", @c) if @cont > 1;
+ push (@countries, @c);
}
+
+ if (@countries) {
+ @countries = picklist (\@countries,
+ "Select your country (or several nearby countries)",
+ '',
+ ! @previous_urls,
+ $no_previous_warn);
+ %seen = map (($_ => 1), @previous_urls);
+ # hmmm, should take list of defaults from CPAN::Config->{'urllist'}...
+ foreach $country (@countries) {
+ (my $bare_country = $country) =~ s/ \(.*\)//;
+ my @u = sort keys %{$all{$cont{$bare_country}}{$bare_country}};
+ @u = grep (! $seen{$_}, @u);
+ @u = map ("$_ ($bare_country)", @u)
+ if @countries > 1;
+ push (@urls, @u);
+ }
+ }
+ push (@urls, map ("$_ (previous pick)", @previous_urls));
+ my $prompt = "Select as many URLs as you like";
+ if (@previous_urls) {
+ $default = join (' ', ((scalar @urls) - (scalar @previous_urls) + 1) ..
+ (scalar @urls));
+ $prompt .= "\n(or just hit RETURN to keep your previous picks)";
+ }
+
+ @urls = picklist (\@urls, $prompt, $default);
+ foreach (@urls) { s/ \(.*\)//; }
+ %seen = map (($_ => 1), @urls);
+
+ do {
+ $ans = prompt ("Enter another URL or RETURN to quit:", "");
+
+ if ($ans) {
+ $ans =~ s|/?$|/|; # has to end with one slash
+ $ans = "file:$ans" unless $ans =~ /:/; # without a scheme is a file:
+ if ($ans =~ /^\w+:\/./) {
+ push @urls, $ans
+ unless $seen{$ans};
+ }
+ else {
+ print qq{"$ans" doesn\'t look like an URL at first sight.
+I\'ll ignore it for now. You can add it to $INC{'CPAN/MyConfig.pm'}
+later if you\'re sure it\'s right.\n};
+ }
+ }
+ } while $ans;
+
+ push @{$CPAN::Config->{urllist}}, @urls;
+ # xxx delete or comment these out when you're happy that it works
+ print "New set of picks:\n";
+ map { print " $_\n" } @{$CPAN::Config->{urllist}};
}
1;