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#line 1
use strict;
use warnings;
package Module::Install::CheckConflicts;
use base 'Module::Install::Base';
BEGIN {
our $VERSION = '0.02';
our $ISCORE = 1;
}
sub check_conflicts {
my $self = shift;
# Deal with the fact that prompt_script calls us with just the script
# name by totally ignoring it. HACK!
my %conflicts = @_ unless scalar(@_) == 1;
my %conflicts_found;
for my $mod (sort keys %conflicts) {
next unless $self->can_use($mod);
my $installed = $mod->VERSION;
next unless $installed le $conflicts{$mod};
$conflicts_found{$mod} = $installed;
}
return unless scalar keys %conflicts_found;
my $dist = $self->name;
print <<"EOM";
***
WARNING:
This version of ${dist} conflicts with
the version of some modules you have installed.
You will need to upgrade these modules after
installing this version of ${dist}.
List of the conflicting modules and their installed
versions:
EOM
for my $mod (sort keys %conflicts_found) {
print sprintf(" %s : %s (<= %s)\n",
$mod, $conflicts_found{$mod}, $conflicts{$mod},
);
}
print "\n***\n";
return if $ENV{PERL_MM_USE_DEFAULT};
return unless -t STDIN && (-t STDOUT || !(-f STDOUT || -c STDOUT));
sleep 4;
}
1;
__END__
#line 124
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