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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(@deps);
           Creates a new object, with the list of dependencies in @deps.

       $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.

1.22.21                            2025-06-30       Dpkg::Deps::Multiple(3perl)

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