Logically separet srpm macros and add example specfiles

specs/go-compilers/go-compilers.spec

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+Name:           go-compilers
+Version:        1
+Release:        1%{?dist}
+Summary:        Go language compilers for various architectures
+Group:          Development/Tools
+License:        GPLv3+
+Source0:        macros.go-compilers-golang
+Source1:        macros.go-compilers-gcc
+Source2:        macros.go-rpm
+Source3:        gobundled.prov
+Source4:        gosymlink.deps
+Source5:        go.attr
+Source6:        gobundled.attr
+Source7:        gosymlink.attr
+Source8:        go-rpm-integration
+Source9:        golist
+
+
+ExclusiveArch:  %{go_arches}
+
+# for install, cut and rm commands
+BuildRequires:  coreutils
+# for go specific macros
+BuildRequires:  go-srpm-macros
+
+%description
+The package provides correct golang language compiler
+base on an architectures.
+
+%ifarch %{golang_arches}
+%package golang-compiler
+Summary:       compiler for golang
+
+BuildRequires: golang
+
+Requires:      golang
+
+Provides:      compiler(go-compiler) = 2
+Provides:      compiler(golang)
+
+%description golang-compiler
+Compiler for golang.
+%endif
+
+%ifarch %{gccgo_arches}
+%package gcc-go-compiler
+Summary:       compiler for gcc-go
+
+# GCC>=5 holds in Fedora now
+Requires:      gcc-go
+
+Provides:      compiler(go-compiler) = 1
+Provides:      compiler(gcc-go)
+
+%description gcc-go-compiler
+Compiler for gcc-go.
+%endif
+
+%prep
+
+%build
+
+%install
+%ifarch %{golang_arches}
+# executables
+install -m 755 -D %{SOURCE8} %{buildroot}%{_bindir}/go-rpm-integration
+install -m 755 -D %{SOURCE3} %{buildroot}%{_rpmconfigdir}/gobundled.prov
+install -m 755 -D %{SOURCE4} %{buildroot}%{_rpmconfigdir}/gosymlink.deps
+# macros
+install -m 644 -D %{SOURCE0} %{buildroot}%{_rpmconfigdir}/macros.d/macros.go-compilers-golang
+install -m 644 -D %{SOURCE2} %{buildroot}%{_rpmconfigdir}/macros.d/macros.go-rpm
+# attrs
+install -m 644 -D %{SOURCE5} %{buildroot}%{_rpmconfigdir}/fileattrs/go.attr
+install -m 644 -D %{SOURCE6} %{buildroot}%{_rpmconfigdir}/fileattrs/gobundled.attr
+install -m 644 -D %{SOURCE7} %{buildroot}%{_rpmconfigdir}/fileattrs/gosymlink.attr
+
+install -D -p -m 0755 %{SOURCE9} %{buildroot}%{_bindir}/golist
+%endif
+
+%ifarch %{gccgo_arches}
+install -m 644 -D %{SOURCE1} %{buildroot}%{_rpmconfigdir}/macros.d/macros.go-compilers-gcc
+%endif
+
+%ifarch %{golang_arches}
+%files golang-compiler
+%{_rpmconfigdir}/macros.d/macros.go-compilers-golang
+%{_rpmconfigdir}/macros.d/macros.go-rpm
+%{_rpmconfigdir}/gobundled.prov
+%{_rpmconfigdir}/gosymlink.deps
+%{_rpmconfigdir}/fileattrs/go.attr
+%{_rpmconfigdir}/fileattrs/gobundled.attr
+%{_rpmconfigdir}/fileattrs/gosymlink.attr
+%{_bindir}/golist
+%{_bindir}/go-rpm-integration
+%endif
+
+%ifarch %{gccgo_arches}
+%files gcc-go-compiler
+%{_rpmconfigdir}/macros.d/macros.go-compilers-gcc
+%endif
+
+%changelog
+* Wed Mar 28 2018 Jakub Čajka <[email protected]> - 1-1
+- initial sample package

specs/go-compilers/go-rpm-integration

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+../../bin/go-rpm-integration

specs/go-compilers/go.attr

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+../../rpm/fileattrs/go.attr

specs/go-compilers/gobundled.attr

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+../../rpm/fileattrs/gobundled.attr

specs/go-compilers/gobundled.prov

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+../../rpm/gobundled.prov

specs/go-compilers/golist

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+../../bin/golist

specs/go-compilers/gosymlink.attr

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+../../rpm/fileattrs/gosymlink.attr

specs/go-compilers/gosymlink.deps

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+../../rpm/gosymlink.deps

specs/go-compilers/macros.go-compilers-gcc

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+../../rpm/macros.d/macros.go-compilers-gcc

specs/go-compilers/macros.go-compilers-golang

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+../../rpm/macros.d/macros.go-compilers-golang

specs/go-compilers/macros.go-rpm

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+../../rpm/macros.d/macros.go-rpm

specs/go-srpm-macros/go-srpm-macros.spec

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+Name:           go-srpm-macros
+Version:        1
+Release:        1%{?dist}
+Summary:        RPM macros for building Golang packages for various architectures
+Group:          Development/Libraries
+License:        GPLv3+
+Source0:        macros.go-srpm
+BuildArch:      noarch
+# for install command
+BuildRequires:  coreutils
+
+%description
+The package provides macros for building projects in Go
+on various architectures.
+
+%prep
+# nothing to prep, just for hooks
+
+%build
+# nothing to build, just for hooks
+
+%install
+install -m 644 -D "%{SOURCE0}" \
+    '%{buildroot}%{_rpmconfigdir}/macros.d/macros.go-srpm'
+
+%files
+%{_rpmconfigdir}/macros.d/macros.go-srpm
+
+%changelog
+* Wed Mar 28 2018 Jakub Čajka <[email protected]>
+- initial sample package

specs/go-srpm-macros/macros.go-srpm

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+../../srpm/macros.d/macros.go-srpm