##
##  gcc.spec -- OpenPKG RPM Specification
##  Copyright (c) 2000-2003 Cable & Wireless Deutschland GmbH
##  Copyright (c) 2000-2003 The OpenPKG Project <http://www.openpkg.org/>
##  Copyright (c) 2000-2003 Ralf S. Engelschall <rse@engelschall.com>
##
##  Permission to use, copy, modify, and distribute this software for
##  any purpose with or without fee is hereby granted, provided that
##  the above copyright notice and this permission notice appear in all
##  copies.
##
##  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
##  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
##  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
##  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
##  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
##  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
##  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
##  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
##  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
##  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
##  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
##  SUCH DAMAGE.
##

#   package information
Name:         gcc
Summary:      GNU Compiler Collection
URL:          http://gcc.gnu.org/
Vendor:       Free Software Foundation
Packager:     The OpenPKG Project
Distribution: OpenPKG [CORE]
Group:        Language
License:      GPL
Version:      3.2.2
Release:      20030208

#   package options
%option       with_cxx       yes
%option       with_optimize  yes
%option       with_binutils  yes
%option       with_threads   yes

#   list of sources
Source0:      ftp://gcc.gnu.org/pub/gcc/releases/gcc-%{version}/gcc-%{version}.tar.bz2
Patch0:       gcc.patch

#   build information
Prefix:       %{l_prefix}
BuildRoot:    %{l_buildroot}
BuildPreReq:  OpenPKG, openpkg >= 20030103, make
PreReq:       OpenPKG, openpkg >= 20030103
%if "%{with_binutils}" == "yes"
BuildPreReq:  binutils >= 2.13
PreReq:       binutils >= 2.13
%endif
AutoReq:      no
AutoReqProv:  no

%description
    The GNU Compiler Collection (GCC) provides a standard conforming and
    highly portable ISO C and ISO C++ compiler.

%prep
    %setup -q -n gcc-%{version}
    %patch -p0
    %{l_shtool} subst -v -s \
        -e "s;PREFIX_INCLUDE_DIR;PREFIX_INCLUDE_DIR_DISABLED;g" \
        gcc/configure

%build
    #   create build sub-directory
    mkdir obj
    cd obj

    #   determine ld(1) and as(1) usage
    l_with_gnu_ld_as=""
%if "%{with_binutils}" == "yes"
    l_with_gnu_ld_as="${l_with_gnu_ld_as} --with-gnu-ld --with-ld=%{l_prefix}/bin/ld"
    l_with_gnu_ld_as="${l_with_gnu_ld_as} --with-gnu-as --with-as=%{l_prefix}/bin/as"
%else
    case "%{l_target}" in
       *-linux* | *-freebsd* )
           l_with_gnu_ld_as="${l_with_gnu_ld_as} --with-gnu-as --with-gnu-ld"
           ;;
    esac
%endif

    #   determine threads usage
%if "%{with_threads}" == "yes"
    l_enable_threads="posix"
%else
    l_enable_threads="single"
%endif

    #   determine language usage
    l_enable_languages="c"
%if "%{with_cxx}" == "yes"
    l_enable_languages="${l_enable_languages},c++"
%endif

    #   configure the package
    CC="%{l_cc}" \
    CFLAGS="%{l_cflags}" \
    ../configure \
        --prefix=%{l_prefix} \
        --exec-prefix=%{l_prefix} \
        --includedir=%{l_prefix}/include/gcc \
        --with-gxx-include-dir=%{l_prefix}/include/g++ \
        --with-local-prefix=%{l_prefix}/lib/gcc-lib \
        --enable-languages="${l_enable_languages}" \
        --enable-threads="${l_enable_threads}" \
        --disable-maintainer-mode \
        --disable-shared \
        --disable-nls \
        ${l_with_gnu_ld_as}

    #   determine build parameters
%if "%{with_optimize}" == "yes"
    l_boot_cflags="-O2"
    l_cflags="-O"
    l_libcflags="-g -O2"
    l_libcxxflags="-g -O2 -fno-implicit-templates"
%else
    l_boot_cflags="-O0"
    l_cflags=""
    l_libcflags="-g -O0"
    l_libcxxflags="-g -O0"
%endif

    #   build the package
    %{l_make} %{l_mflags} \
        MAKE="%{l_make} %{l_mflags}" \
        BOOT_CFLAGS="${l_boot_cflags}" \
        CFLAGS="${l_cflags}" \
        LIBCFLAGS="${l_libcflags}" \
        LIBCXXFLAGS="${l_libcxxflags}" \
        bootstrap-lean

%install
    rm -rf $RPM_BUILD_ROOT

    #   fetch GNU platform triple
    triple=`./config.guess`
    triple=`./config.sub ${triple}`

    #   perform the standard installation procedure
    ( cd obj
      %{l_make} %{l_mflags} install DESTDIR=$RPM_BUILD_ROOT )

    #   cleanup installation tree
    mv $RPM_BUILD_ROOT%{l_prefix}/lib/lib*.a \
       $RPM_BUILD_ROOT%{l_prefix}/lib/gcc-lib/${triple}/%{version}/
    mv $RPM_BUILD_ROOT%{l_prefix}/${triple}/include/* \
       $RPM_BUILD_ROOT%{l_prefix}/lib/gcc-lib/${triple}/%{version}/include/ \
           >/dev/null 2>&1 || true

    #   strip installation tree
    rm -rf $RPM_BUILD_ROOT%{l_prefix}/${triple}
    rm -rf $RPM_BUILD_ROOT%{l_prefix}/man/man7 >/dev/null 2>&1 || true
    rm -f $RPM_BUILD_ROOT%{l_prefix}/lib/*.la  >/dev/null 2>&1 || true
    rm -f $RPM_BUILD_ROOT%{l_prefix}/bin/*-gcc >/dev/null 2>&1 || true
%if "%{with_cxx}" == "yes"
    rm -f $RPM_BUILD_ROOT%{l_prefix}/bin/*-c++ >/dev/null 2>&1 || true
    rm -f $RPM_BUILD_ROOT%{l_prefix}/bin/*-g++ >/dev/null 2>&1 || true
%endif
    strip $RPM_BUILD_ROOT%{l_prefix}/bin/* >/dev/null 2>&1 || true
    for prog in cc1 cc1plus collect2 cpp; do
        strip $RPM_BUILD_ROOT%{l_prefix}/lib/gcc-lib/${triple}/%{version}/${prog} \
            >/dev/null 2>&1 || true
    done

    #   bump up installation tree
    ln $RPM_BUILD_ROOT%{l_prefix}/bin/gcc \
       $RPM_BUILD_ROOT%{l_prefix}/bin/cc
    ln $RPM_BUILD_ROOT%{l_prefix}/man/man1/gcc.1 \
       $RPM_BUILD_ROOT%{l_prefix}/man/man1/cc.1
%if "%{with_cxx}" == "yes"
    ln $RPM_BUILD_ROOT%{l_prefix}/man/man1/g++.1 \
       $RPM_BUILD_ROOT%{l_prefix}/man/man1/c++.1
%endif

    #   determine installation file list
    %{l_rpmtool} files -v -ofiles -r$RPM_BUILD_ROOT %{l_files_std}

%files -f files

%clean
    rm -rf $RPM_BUILD_ROOT