RPM-Query

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README.md  view on Meta::CPAN

# NAME

RPM::Query - Perl object overlay of the RPM query command

# SYNOPSIS

    use RPM::Query;
    my $rpm      = RPM::Query->new;
    my $pkg      = $rpm->query('perl');
    my $requires = $pkg->requires;
    foreach my $capability (@$requires) {
      printf "Capability: %s\n", $capability->name;
      my $whatprovides = $capability->whatprovides;
      foreach my $package (@$whatprovides) { #could be zero or more but normally one
        printf "  Package: %s\n", $package->package_name;
      }
    }

# DESCRIPTION

# METHODS

## query

Returns an the last object of the passed in package name or undef if not installed.

    my $package_obj = $rpm->query("my_package") or die("my_package is not installed");
    my $long_name   = $package_obj->package_name;

Wrapper around

    $ rpm --query | tail -n 1
    perl-5.16.3-299.el7_9.x86_64

## query\_list

    my $packages_aref = $rpm->query("kernel");

Wrapper around

    $ rpm -q kernel
    kernel-3.10.0-1160.76.1.el7.x86_64
    kernel-3.10.0-1160.80.1.el7.x86_64
    kernel-3.10.0-1160.81.1.el7.x86_64
    kernel-3.10.0-1160.83.1.el7.x86_64
    kernel-3.10.0-1160.88.1.el7.x86_64

## details

Returns a HASH data structure of the details of the passed in package name.

    my $hash    = $rpm->details("my_package");
    my $version = $hash->{'version'};

Wrapper around

    $ rpm --query perl --queryformat '%{name} %{version} ...'
    perl 5.16.3 ...

## verify

Returns true if verify is clean



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