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File gn.spec of Package gn

#
# spec file for package gn
#
# Copyright (c) 2024 SUSE LLC
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.

# Please submit bugfixes or comments via https://bugs.opensuse.org/
#

Name:           gn
Version:        0.20240730
Release:        0
Summary:        A meta-build system that generates build files for Ninja
License:        BSD-3-Clause
URL:            https://gn.googlesource.com/
Source0:        %{name}-%{version}.tar.xz
Patch0:         redundant-move.patch
Patch1:         subprocess-python36.patch
BuildRequires:  ninja
BuildRequires:  python3-base
ExcludeArch:    ppc
%if %{?suse_version} < 1550
BuildRequires:  gcc13-c++
%else
BuildRequires:  gcc-c++
%endif

%description
GN is a meta-build system that generates build files for Ninja.

%prep
%setup -q
%if 0%{?suse_version} > 1550
%patch -P 0 -p1
%endif
if test $(readlink /usr/bin/python3) = "python3.6" ; then
%patch -P 1 -p1
fi

%build
ARCH_FLAGS="`echo %{optflags} | sed -e 's/-O2//g'`"
%ifarch %arm
ARCH_FLAGS="$ARCH_FLAGS -Wno-unused-value"
%endif
%if 0%{?suse_version} < 1550
export CXX=g++-13
%else
export CXX=g++
%endif
export AR=ar
export CXXFLAGS="${ARCH_FLAGS}"
# bootstrap
python3 build/gen.py \
  --no-strip \
  --no-last-commit-position \
  --no-static-libstdc++
PV=%{version}
cat >out/last_commit_position.h <<-EOF
	#ifndef OUT_LAST_COMMIT_POSITION_H_
	#define OUT_LAST_COMMIT_POSITION_H_
	#define LAST_COMMIT_POSITION_NUM ${PV##0.}
	#define LAST_COMMIT_POSITION "${PV}"
	#endif  // OUT_LAST_COMMIT_POSITION_H_
EOF
%ninja_build -C out gn

%check
%ninja_build -C out gn_unittests
./out/gn_unittests

%install
install -Dm 0755 out/%{name} %{buildroot}%{_bindir}/%{name}

%files
%license LICENSE
%{_bindir}/%{name}

%changelog

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