#
# Conditional build:
%bcond_with	bootstrap		# build without nacl newlib package

%define		gitver	cff9ac88
Summary:	Various compilers (C, C++) for nacl
Name:		crossnacl-gcc
Version:	4.4.3
Release:	0.git%{gitver}
# Generated from git
# git clone http://git.chromium.org/native_client/nacl-gcc.git
# (Checkout ID taken from chromium-15.0.874.106/native_client/tools/REVISIONS)
# cd nacl-gcc
# git checkout cff9ac884908ba53ae16149e7c7d19c336aa4895
# cd ..
# For gcc version, echo gcc/BASE-VER
# mv nacl-gcc nacl-gcc-4.4.3-gitcff9ac88
# tar cfj nacl-gcc-4.4.3-gitcff9ac88.tar.bz2 nacl-gcc-4.4.3-gitcff9ac88
License:	GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions
Group:		Development/Languages
Source0:	nacl-gcc-%{version}-git%{gitver}.tar.bz2
# Source0-md5:	5f96c99136882b2b22a5d173890f8026
URL:		http://sourceware.org/gcc/
BuildRequires:	cloog-ppl-devel
BuildRequires:	crossnacl-binutils
BuildRequires:	elfutils-devel
BuildRequires:	gmp-devel
BuildRequires:	mpfr-devel
BuildRequires:	ppl-pwl-devel
%if %{without bootstrap}
BuildRequires:	nacl-newlib
%endif
ExclusiveArch:	%{ix86} %{x8664}
BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)

%define		gcc_target_platform	x86_64-nacl

%description
The gcc package contains the GNU Compiler Collection version 4.4.3.
You'll need this package in order to compile C code. This provides
support for nacl targets.

%prep
%setup -q -n nacl-gcc-%{version}-git%{?gitver}

%build
rm -rf obj-%{gcc_target_platform}
mkdir obj-%{gcc_target_platform}
cd obj-%{gcc_target_platform}
CC=gcc
OPT_FLAGS=`echo %{rpmcflags}|sed -e 's/\(-Wp,\)\?-D_FORTIFY_SOURCE=[12]//g'`
OPT_FLAGS=`echo $OPT_FLAGS|sed -e 's/-m64//g;s/-m32//g;s/-m31//g'`
%ifarch %{ix86}
OPT_FLAGS=`echo $OPT_FLAGS|sed -e 's/-march=i.86//g'`
%endif
OPT_FLAGS=`echo "$OPT_FLAGS" | sed -e 's/[[:blank:]]\+/ /g'`
case "$OPT_FLAGS" in
*-fasynchronous-unwind-tables*)
	%{__sed} -i -e 's/-fno-exceptions /-fno-exceptions -fno-asynchronous-unwind-tables/' \
	../gcc/Makefile.in
;;
esac

GCC_DEFINES="-Dinhibit_libc -D__gthr_posix_h"
../configure \
	--prefix=%{_prefix} \
	--mandir=%{_mandir} \
	--infodir=%{_infodir} \
	--libexecdir=%{_libdir} \
	--enable-checking=release \
	--with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions \
	--enable-gnu-unique-object \
	--disable-decimal-float \
	--disable-libgomp \
	--disable-libmudflap \
	--disable-libssp \
	--disable-libstdcxx-pch \
	--disable-shared \
	--with-ppl --with-cloog \
	CC="$CC" \
	CFLAGS="$OPT_FLAGS $GCC_DEFINES" \
	CXXFLAGS="`echo $OPT_FLAGS | sed 's/ -Wall / /g'`" \
	XCFLAGS="$OPT_FLAGS" \
%if %{with bootstrap}
	--disable-threads \
	--enable-languages="c" \
	--without-headers \
	CFLAGS_FOR_TARGET="-O2 -g" \
	CXXFLAGS_FOR_TARGET="-O2 -g" \
%else
	CFLAGS_FOR_TARGET="-O2 -g -mtls-use-call -I/usr/x86_64-nacl/include/" \
	CXXFLAGS_FOR_TARGET="-O2 -g -mtls-use-call -I/usr/x86_64-nacl/include/" \
	--enable-threads=nacl \
	--enable-languages="c,c++,objc" \
	--enable-tls \
	--with-newlib \
%endif
	--target=%{gcc_target_platform} \
	--with-host-libstdcxx="-lpwl -lstdc++ -lm" \
	--disable-ppl-version-check \
	--disable-libgcj

%{__make} \
	BOOT_CFLAGS="$OPT_FLAGS" \
%if %{with bootstrap}
	all-gcc all-target-libgcc
%else
	all
%endif

%install
rm -rf $RPM_BUILD_ROOT
cd obj-%{gcc_target_platform}
%{__make} \
%if %{with bootstrap}
	install-gcc install-target-libgcc \
%else
	install \
%endif
	DESTDIR=$RPM_BUILD_ROOT

# Delete supplemental files that would conflict with the core toolchain
%{__rm} -r $RPM_BUILD_ROOT%{_infodir}
%{__rm} -r $RPM_BUILD_ROOT%{_mandir}/man7/
# I suspect that the core toolchain locale files will work with this reasonably well.
%{__rm} -r $RPM_BUILD_ROOT%{_localedir}/

# Don't dupe the system libiberty.a
#%{__rm} $RPM_BUILD_ROOT%{_libdir}/libiberty.a

%clean
rm -rf $RPM_BUILD_ROOT

%files
%defattr(644,root,root,755)
%doc gcc/README* gcc/COPYING*
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-cpp
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-gcc
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-gcc-%{version}
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-gccbug
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-gcov
%{_prefix}/lib/gcc/%{gcc_target_platform}/
%{_libexecdir}/gcc/%{gcc_target_platform}/
%{_mandir}/man1/%{gcc_target_platform}-cpp.*
%{_mandir}/man1/%{gcc_target_platform}-gcc.*
%{_mandir}/man1/%{gcc_target_platform}-gcov.*

%if %{without bootstrap}
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-c++
%attr(755,root,root) %{_bindir}/%{gcc_target_platform}-g++
%{_prefix}/%{gcc_target_platform}/include/c++
%{_prefix}/%{gcc_target_platform}/lib*/
%{_mandir}/man1/%{gcc_target_platform}-g++.*
%endif