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# RPM Macros for packaging Haskell cabalized packages  -*-rpm-spec-*-
# see https://fedoraproject.org/wiki/Packaging:Haskell for more details

# "cabal"
%cabal [ -x Setup ] || ghc --make %{!?ghc_user_conf:-no-user-package-db} %{!?ghc_without_dynamic:-dynamic} Setup\
./Setup

# check ghc version was rebuilt against self
%ghc_check_bootstrap\
if [ ! "$(ghc --info | grep \\"Booter\\ version\\",\\"%{ghc_version}\\")" ]; then\
  echo "Warning: this ghc build is not self-bootstrapped."\
%if %{undefined ghc_bootstrapping}\
  echo "The ghc package should be rebuilt against its current version before\
proceeding, to avoid dependency ABI breakage from a future ghc rebuild."\
  echo "To override set ghc_bootstrapping."\
  echo "Aborting."\
  exit 1\
%endif\
fi

# configure
%cabal_configure\
%ghc_check_bootstrap\
%cabal configure --prefix=%{_prefix} --libdir=%{_libdir} --docdir=%{?_pkgdocdir}%{!?_pkgdocdir:%{_docdir}/%{name}-%{version}} --libsubdir='$compiler/$pkgid' --datasubdir='$pkgid' --ghc %{!?ghc_without_dynamic:--enable-executable-dynamic} %{?cabal_configure_options} $cabal_configure_extra_options

# install
%cabal_install %cabal copy --destdir=%{buildroot} -v

# root dir for ghc docs
%ghcdocbasedir %{_docdir}/ghc/html
# libraries doc dir
%ghclibdocdir %{ghcdocbasedir}/libraries
# pkg doc dir
%ghcpkgdocdir %{ghcdocbasedir}/libraries/%{pkg_name}
# top library dir
%ghclibdir %{_libdir}/ghc-%{ghc_version}

# ghc_gen_filelists [name] [version]
%ghc_gen_filelists()\
%define pkgname %{?1}%{!?1:%{pkg_name}}\
%define pkgver %{?2}%{!?2:%{version}}\
%define pkgnamever %{pkgname}-%{pkgver}\
%define basepkg ghc-%{pkgname}\
%define pkgdir %{ghclibdir}/%{pkgnamever}\
%define docdir %{ghclibdocdir}/%{pkgname}\
rm -f %{basepkg}.files %{basepkg}-devel.files\
if [ -d "%{buildroot}%{pkgdir}" ]; then\
echo "%dir %{pkgdir}" >> %{basepkg}.files\
%if %{undefined ghc_without_shared}\
echo "%attr(755,root,root) %{pkgdir}/libHS%{pkgnamever}-ghc%{ghc_version}.so" >> %{basepkg}.files\
%endif\
fi\
echo "%{ghclibdir}/package.conf.d/%{pkgnamever}*.conf" >> %{basepkg}-devel.files\
if [ -d "%{buildroot}%{pkgdir}" ]; then\
find %{buildroot}%{pkgdir} -mindepth 1 -type d | sed "s/^/%dir /" >> %{basepkg}-devel.files\
find %{buildroot}%{pkgdir} ! \\( -type d -o -name "libHS*.so" \\) >> %{basepkg}-devel.files\
fi\
if [ -d "%{buildroot}%{docdir}" ]; then\
echo "%{docdir}" >> %{basepkg}-devel.files\
fi\
for i in %{basepkg}.files %{basepkg}-devel.files; do\
if [ -f "$i" ]; then\
sed -i -e "s!%{buildroot}!!g" $i\
fi\
done\
%{nil}

# compiler version
%ghc_version %{!?ghc_version_override:%(ghc --numeric-version)}%{?ghc_version_override}

# create and install package.conf file
# cabal_pkg_conf [name] [version]
%cabal_pkg_conf()\
%define pkgname %{?1}%{!?1:%{pkg_name}}\
%define pkgver %{?2}%{!?2:%{version}}\
%define pkgnamever %{pkgname}-%{pkgver}\
%cabal register --gen-pkg-config\
install -D --mode=0644 %{pkgnamever}.conf %{buildroot}%{ghclibdir}/package.conf.d/%{pkgnamever}.conf\
%{nil}

# ghc_bin_build
%ghc_bin_build\
%global debug_package %{nil}\
%cabal_configure\
%cabal build

# ghc_lib_build_without_haddock [name] [version]
%ghc_lib_build_without_haddock()\
%global debug_package %{nil}\
%cabal_configure %{!?without_prof:-p} %{!?ghc_without_shared:--enable-shared} %{?pkg_name:--htmldir=%{ghclibdocdir}/%{pkg_name}} %{?1:--docdir=%{_docdir}/ghc-%1%{!?fedora:-%2} --htmldir=%{ghclibdocdir}/%1} %{!?1:--global} %{?ghc_with_lib_for_ghci:--enable-library-for-ghci} --ghc-option=-O2\
%cabal build\
%{nil}

# ghc_lib_build [name] [version]
%ghc_lib_build()\
%ghc_lib_build_without_haddock\
%if %{undefined without_haddock}\
%cabal haddock --html %{!?without_hscolour:%(if [ -x %{_bindir}/HsColour ]; then echo --hyperlink-source; fi)} --hoogle\
%endif\
%{nil}

# ghc_strip_dynlinked
%ghc_strip_dynlinked\
%if %{undefined __debug_package}\
find %{buildroot} -type f -exec sh -c "file {} | grep -q 'dynamically linked'" \\; -exec strip "{}" \\;\
%endif

# ghc_clear_execstack
%ghc_clear_execstack\
if [ -d "%{buildroot}%{_bindir}" ]; then\
find %{buildroot}%{_bindir} -type f -exec sh -c "file {} | grep -q ' ELF '" \\; -exec execstack -c "{}" \\;\
fi

# install bin package
%ghc_bin_install()\
%global _use_internal_dependency_generator 0\
%global __find_requires %{_rpmconfigdir}/ghc-deps.sh --requires %{buildroot}%{ghclibdir}\
%cabal_install\
%{!?1:%ghc_strip_dynlinked}\
%{!?1:%ghc_clear_execstack}\
%{nil}

# ghc_lib_install [name] [version]
%ghc_lib_install()\
%global _use_internal_dependency_generator 0\
%global __find_provides %{_rpmconfigdir}/ghc-deps.sh --provides %{buildroot}%{ghclibdir}\
%global __find_requires %{_rpmconfigdir}/ghc-deps.sh --requires %{buildroot}%{ghclibdir}\
%cabal_install\
%cabal_pkg_conf\
%ghc_gen_filelists\
%{!?1:%ghc_strip_dynlinked}\
%{!?1:%ghc_clear_execstack}\
%{nil}

# ghc_fix_dynamic_rpath prog ...
# (assumes cwd = pkg_name!)
%ghc_fix_dynamic_rpath()\
%if %{undefined ghc_without_dynamic}\
if ! type chrpath > /dev/null; then exit 1; fi\
PDIR=$(cd ..; pwd)\
for i in %*; do\
  PROG=%{buildroot}%{_bindir}/$i\
  if [ -x "$PROG" ]; then\
    RPATH=$(chrpath $PROG | sed -e "s@^$PROG: RPATH=@@")\
    case $RPATH in\
         *$PDIR*)\
         NEWRPATH=$(echo $RPATH | sed -e "s@$PDIR@%{ghclibdir}@g" -e "s@/dist/build@@g")\
         chrpath -r $NEWRPATH $PROG\
         ;;\
    esac\
  else\
    echo "%%ghc_fix_dynamic_rpath: no such file $PROG"\
    exit 1\
  fi\
done\
%endif\
%{nil}

%ghc_pkg_recache %{_bindir}/ghc-pkg recache --no-user-package-db || :

# - without_hscolour, without_testsuite, and ghc_bootstrapping
#   need to be set locally in the spec file

# skip prof libs, and documentation
%ghc_test\
%global without_prof 1\
%global without_haddock 1\
%global without_manual 1

# skip shared and prof libs, documentation, and testsuite
%ghc_bootstrap\
%global ghc_without_shared 1\
%global ghc_without_dynamic 1\
%ghc_test