Disable documentation for riscv64

Signed-off-by: David Abdurachmanov <david.abdurachmanov@sifive.com>

fmt.spec

@@ -1,3 +1,10 @@
+# Disable documentation for RISCV (no nodejs support
+%ifnarch riscv64
+%bcond_without docs
+%else
+%bcond_with docs
+%endif
+
 Name:           fmt
 Version:        6.1.2
 Release:        1.0.riscv64%{?dist}
@@ -23,10 +30,9 @@ BuildRequires:  cmake3
 BuildRequires:  cmake
 %endif
 # For building documentation
+%if %{with docs}
 BuildRequires:  doxygen
-%ifnarch riscv64
 BuildRequires:  nodejs-less
-%endif
 %if 0%{?fedora}
 BuildRequires:  python3-sphinx
 BuildRequires:  python3-breathe
@@ -34,6 +40,7 @@ BuildRequires:  python3-breathe
 BuildRequires:  python2-sphinx
 BuildRequires:  python2-breathe
 %endif
+%endif
 
 # This package replaces the old name of cppformat
 Provides:       cppformat = %{version}-%{release}
@@ -54,6 +61,7 @@ Obsoletes:      cppformat-devel < %{version}-%{release}
 %description    devel
 This package contains the header file for using %{name}.
 
+%if %{with docs}
 %package        doc
 Summary:        Documentation files for %{name}
 License:        Python
@@ -65,6 +73,7 @@ Obsoletes:      cppformat-doc < %{version}-%{release}
 
 %description    doc
 This package contains documentation for developer documentation for %{name}.
+%endif
 
 %prep
 %autosetup -p1
@@ -84,9 +93,13 @@ pushd build
 
 # Remove --clean-css since that plugin isn't available
 sed -i "s/'--clean-css',//" ../doc/build.py
-%make_build all doc
+%make_build all
+%if {with docs}
+%make_build doc
+
 # Remove temporary build products
 rm -rf ../build/doc/html/{.buildinfo,.doctrees,objects.inv}
+%endif
 
 %install
 %make_install -C build
@@ -107,13 +120,15 @@ popd
 %{_datadir}/cmake/%{name}
 %{_libdir}/pkgconfig/%{name}.pc
 
+%if %{with docs}
 %files doc
 %doc %{_datadir}/doc/%{name}
 %license doc/python-license.txt
+%endif
 
 %changelog
 * Mon Dec 23 2019 David Abdurachmanov <david.abdurachmanov@sifive.com> - 6.1.2-1.0.riscv64
-- Disable nodejs-less BR for riscv64
+- Disable documentation for riscv64
 
 * Wed Dec 18 2019 Vitaly Zaitsev <vitaly@easycoding.org> - 6.1.2-1
 - Updated to version 6.1.2.