# The RubyGems root folder.

%gem_dir %{_datadir}/gems

%gem_archdir %{_libdir}/gems

# Common gem locations and files.

%gem_instdir %{gem_dir}/gems/%{gem_name}-%{version}%{?prerelease}

%gem_extdir_mri %{gem_archdir}/ruby/%{gem_name}-%{version}%{?prerelease}

%gem_libdir %{gem_instdir}/lib

%gem_cache %{gem_dir}/cache/%{gem_name}-%{version}%{?prerelease}.gem

%gem_spec %{gem_dir}/specifications/%{gem_name}-%{version}%{?prerelease}.gemspec

%gem_docdir %{gem_dir}/doc/%{gem_name}-%{version}%{?prerelease}

# %gem_install - Install gem into appropriate directory.

#

# Usage: %gem_install [options]

#

# -n <gem_file>      Overrides gem file name for installation.

# -d <install_dir>   Set installation directory.

#

%gem_install(d:n:) \

mkdir -p %{-d*}%{!?-d:.%{gem_dir}} \

\

CONFIGURE_ARGS="--with-cflags='%{optflags}' $CONFIGURE_ARGS" \\\

gem install \\\

        -V \\\

        --local \\\

        --build-root %{-d*}%{!?-d:.} \\\

        --force \\\

        --document=ri,rdoc \\\

        %{-n*}%{!?-n:%{gem_name}-%{version}%{?prerelease}.gem} \

%{nil}

# For rubygems packages we want to filter out any provides caused by private

# libs in %%{gem_archdir}.

#

# Note that this must be invoked in the spec file, preferably as

# "%{?rubygems_default_filter}", before any %description block.

%rubygems_default_filter %{expand: \

%global __provides_exclude_from %{?__provides_exclude_from:%{__provides_exclude_from}|}^%{gem_extdir_mri}/.*\\\\.so$ \

}

# The 'read' command in gemspec_add _depand gemspec_remove_dep macros is not

# essential, but it is usefull to make the sript appear in build log.

# %gemspec_add_dep - Add dependency into .gemspec.

#

# Usage: %gemspec_add_dep -g <gem> [options] [requirements]

#

# Add dependency named <gem> to .gemspec file. The macro adds runtime

# dependency by default. The [requirements] argument can be used to specify

# the dependency constraints more precisely. It is expected to be valid Ruby

# code.

#

# -s <gemspec_file>   Overrides the default .gemspec location.

# -d                  Add development dependecy.

#

%gemspec_add_dep(g:s:d) \

read -d '' gemspec_add_dep_script << 'EOR' || : \

  gemspec_file = '%{-s*}%{!?-s:./%{gem_name}.gemspec}' \

  \

  name = '%{-g*}' \

  requirements = %{*}%{!?1:nil} \

  \

  type = :%{!?-d:runtime}%{?-d:development} \

  \

  spec = Gem::Specification.load(gemspec_file) \

  abort("#{gemspec_file} is not accessible.") unless spec \

  \

  dep = spec.dependencies.detect { |d| d.type == type && d.name == name } \

  if dep \

    dep.requirement.concat requirements \

  else \

    spec.public_send "add_#{type}_dependency", name, requirements \

  end \

  File.write gemspec_file, spec.to_ruby \

EOR\

echo "$gemspec_add_dep_script" | ruby \

unset -v gemspec_add_dep_script \

%{nil}

# %gemspec_remove_dep - Remove dependency from .gemspec.

#

# Usage: %gemspec_remove_dep -g <gem> [options] [requirements]

#

# Remove dependency named <gem> from .gemspec file. The macro removes runtime

# dependency by default. The [requirements] argument can be used to specify

# the dependency constraints more precisely. It is expected to be valid Ruby

# code. The macro fails if these specific requirements can't be removed.

#

# -s <gemspec_file>   Overrides the default .gemspec location.

# -d                  Remove development dependecy.

#

%gemspec_remove_dep(g:s:d) \

read -d '' gemspec_remove_dep_script << 'EOR' || : \

  gemspec_file = '%{-s*}%{!?-s:./%{gem_name}.gemspec}' \

  \

  name = '%{-g*}' \

  requirements = %{*}%{!?1:nil} \

  \

  type = :%{!?-d:runtime}%{?-d:development} \

  \

  spec = Gem::Specification.load(gemspec_file) \

  abort("#{gemspec_file} is not accessible.") unless spec \

  \

  dep = spec.dependencies.detect { |d| d.type == type && d.name == name } \

  if dep \

    if requirements \

      requirements = Gem::Requirement.create(requirements).requirements \

      requirements.each do |r| \

        unless dep.requirement.requirements.reject! { |dependency_requirements| dependency_requirements == r } \

          abort("Requirement '#{r.first} #{r.last}' was not possible to remove for dependency '#{dep}'!") \

        end \

      end \

      spec.dependencies.delete dep if dep.requirement.requirements.empty? \

    else \

      spec.dependencies.delete dep \

    end \

  else \

    abort("Dependency '#{name}' was not found!") \

  end \

  File.write gemspec_file, spec.to_ruby \

EOR\

echo "$gemspec_remove_dep_script" | ruby \

unset -v gemspec_remove_dep_script \

%{nil}