File cross-avr-gcc.spec of Package cross-avr-gcc

#
# spec file for package cross-avr-gcc (Version 4.3.3)
#
# Copyright (c) 2010 SUSE LINUX Products GmbH, Nuernberg, Germany.
# This file and all modifications and additions to the pristine
# package are under the same license as the package itself.
#
# Please submit bugfixes or comments via http://bugs.opensuse.org/
#
# 
# http://old-en.opensuse.org/Packaging/SUSE_Package_Conventions/RPM_Style#1.2._norootforbuild
#
# norootforbuild

%define prefix  /opt/cross

Name:           cross-avr-gcc
Version:        5.4.0
Release:        0
Summary:	The GNU C Compiler for Atmel AVR with xmega support
## build works without chrpath. Need to check if the built binaries actually work...
BuildRequires:	chrpath
BuildRequires:	texinfo libexpat-devel expat
BuildRequires:  bison flex cross-avr-binutils gcc-c++
BuildRequires:  gmp-devel >= 4.3.1 mpfr-devel >= 2.4.1 mpc-devel >= 0.8
BuildRequires:  fdupes

Source0:	http://ftp.gnu.org/gnu/gcc/gcc-%version/gcc-%version.tar.bz2
Source1:	avr-gcc.sh
Patch1:         gcc-fortify-decl
Patch2:         gcc-patch-libiberty-Makefile.in.diff
Url:		http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&t=42631
Group:          Development/Libraries/C and C++
License:        GPL-3.0+
AutoReqProv:    on
BuildRoot:      %{_tmppath}/%{name}-%{version}-build

%description
This compiler supports the C language on AVR microprocessors.
Also install cross-avr-binutils and avr-libc.

%prep
%setup -q -n gcc-%{version}
%patch1 -p1
%patch2 -p1

%build
export CFLAGS="$RPM_OPT_FLAGS -fno-strict-aliasing"
export CXXFLAGS="$RPM_OPT_FLAGS -fno-strict-aliasing"
export target=avr

mkdir ../build
cd ../build

echo "RPM_OPT_FLAGS: $RPM_OPT_FLAGS"

echo "($0) configuring GCC source"
../gcc-%{version}/configure -v \
	--target=${target} \
	--disable-nls \
      	--mandir=%prefix/share/man \
	--infodir=%prefix/share/info \
	--program-prefix=avr- \
        --prefix=%prefix \
	--with-gnu-ld --with-gnu-as --enable-languages="c,c++" --disable-libssp --with-dwarf2
make %{?_smp_mflags} all LANGUAGES="c c++"

%install

cd ../build
make install LANGUAGES="c c++" DESTDIR=$RPM_BUILD_ROOT
gzip -f $RPM_BUILD_ROOT%prefix/share/man/man1/*.1
gzip -f $RPM_BUILD_ROOT%prefix/share/man/man7/*.7
%fdupes -s $RPM_BUILD_ROOT/%prefix/

## binutils has the same file. do not create conflicts.
## probably none of the two should be packaged, but a dir dile should rather be generated 
## during  %post 
rm -f $RPM_BUILD_ROOT%prefix/share/info/dir

# Install the configured wrapper(s)
install -d $RPM_BUILD_ROOT/usr/bin
perl -p -e's,--PREFIX--,%prefix,g;' < %{SOURCE1} > $RPM_BUILD_ROOT/usr/bin/avr-gcc
chmod 755 $RPM_BUILD_ROOT/usr/bin/avr-gcc
for i in avr-c++ avr-cpp avr-g++
do 
  ln $RPM_BUILD_ROOT/usr/bin/avr-gcc $RPM_BUILD_ROOT/usr/bin/$i
done

# This enables LTO builds, provided that
# 1. avr-gcc / avr-g++ is used for the final link and
# 2. it is invoked (maybe via wrapper) as %prefix/bin/avr-...
mkdir -p $RPM_BUILD_ROOT/%prefix/lib/bfd-plugins
(cd $RPM_BUILD_ROOT/%prefix/lib/bfd-plugins &&
    ln -sfn ../../libexec/gcc/avr/%version/liblto_plugin.so.*.*.* .)

install -d $RPM_BUILD_ROOT/usr/share/man/man1
for i in avr-cpp avr-g++ avr-gcc avr-gcov
do
  ln -s %prefix/share/man/man1/$i.1.gz $RPM_BUILD_ROOT/usr/share/man/man1
done

# avoid file conflicts with other cross compilers
rm -rf $RPM_BUILD_ROOT/%prefix/share/man/man7
rm -rf $RPM_BUILD_ROOT/%prefix/share/info

# installed by mistake -- gcc Makefile bug:
rm -f $RPM_BUILD_ROOT/%prefix/lib*/libcc1* || true

%clean
rm -rf $RPM_BUILD_ROOT

%files
%defattr (-, root, root)
%doc ChangeLog COPYING* LAST_UPDATED README NEWS
%prefix
/usr/bin/*
/usr/share/man/man1/*

%changelog
* Tue Mar 02 2010 jw@suse.de
  - initial draught