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Dpkg::Deps::Multiple(3perl)      libdpkg-perl      Dpkg::Deps::Multiple(3perl)

NAME
       Dpkg::Deps::Multiple - base module to represent multiple dependencies

DESCRIPTION
       The Dpkg::Deps::Multiple module provides objects implementing various
       types of dependencies. It is the base class for
       Dpkg::Deps::{AND,OR,Union}.

METHODS
       $dep = Dpkg::Deps::Multiple->new(%opts);
           Creates a new object.

       $dep->reset()
           Clears   any   dependency   information  stored  in  $dep  so  that
           $dep->is_empty() returns true.

       $dep->add(@deps)
           Adds new dependency objects at the end of the list.

       $dep->get_deps()
           Returns a list of sub-dependencies.

       $dep->sort()
           Sorts alphabetically the internal list of dependencies.

       $dep->arch_is_concerned($arch)
           Returns true if at least one of the sub-dependencies apply to  this
           architecture.

       $dep->reduce_arch($arch)
           Simplifies the dependencies to contain only information relevant to
           the  given  architecture.  The  non-relevant  sub-dependencies  are
           simply removed.

           This   trims   off   the   architecture   restriction    list    of
           Dpkg::Deps::Simple objects.

       $dep->has_arch_restriction()
           Returns the list of package names that have such a restriction.

       $dep->profile_is_concerned()
           Returns  true if at least one of the sub-dependencies apply to this
           profile.

       $dep->reduce_profiles()
           Simplifies the dependencies to contain only information relevant to
           the given profile. The  non-relevant  sub-dependencies  are  simply
           removed.

           This  trims  off the profile restriction list of Dpkg::Deps::Simple
           objects.

       $dep->is_empty()
           Returns true if the dependency is empty  and  doesn't  contain  any
           useful   information.   This   is   true  when  a  (descendant  of)
           Dpkg::Deps::Multiple contains an empty list of dependencies.

       $dep->merge_union($other_dep)
           This method is not meaningful for  this  object,  and  will  always
           croak.

CHANGES
   Version 1.02 (dpkg 1.17.10)
       New       methods:       Add      $dep->profile_is_concerned()      and
       $dep->reduce_profiles().

   Version 1.01 (dpkg 1.16.1)
       New method: Add $dep->reset().

   Version 1.00 (dpkg 1.15.6)
       Mark the module as public.

1.22.6                            2025-09-18       Dpkg::Deps::Multiple(3perl)

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