fix up aarch64 build by just disabling neon everywhere (I wish enable-neon=runtime actually worked), minor cleanups

webrtc-audio-processing.spec

@@ -1,7 +1,6 @@
-
 Name:           webrtc-audio-processing
 Version:        0.3
-Release:        6%{?dist}
+Release:        7%{?dist}
 Summary:        Library for echo cancellation
 
 License:        BSD
@@ -27,13 +26,11 @@ Patch15: 0015-doc-file-invalid-reference-to-pulseaudio-mailing-lis.patch
 Patch16: 0016-build-Fix-configure-option-with-ns-mode.patch
 
 Patch100:         webrtc-fix-typedefs-on-other-arches.patch
-# WIP to only explicitly add -mfpu=neon where needed for neon runtime detection
-# currently doesn't work due to %%configure injecting incompatible CFLAGS atm, see below
-Patch101:         webrtc-audio-processing-0.3-neon.patch
 # bz#1336466, https://bugs.freedesktop.org/show_bug.cgi?id=95738
 Patch104:         webrtc-audio-processing-0.2-big-endian.patch
 
-BuildRequires: automake libtool
+BuildRequires: autoconf automake libtool
+BuildRequires: gcc gcc-c++
 
 %description
 %{name} is a library derived from Google WebRTC project that 
@@ -51,26 +48,14 @@ files for developing applications that use %{name}.
 %prep
 %autosetup -p1
 
-# for patch1
-autoreconf -fi
-
-
 %build
-
-%ifarch %{arm}
-# disable neon support
-# can't unconditionally enable neon, and --enable-neon=runtime is broken (WebRtc_GetCPUFeaturesARM is unimplemented)
-%global neon --enable-neon=no
-## hack to ensure -mfpu=neon flag appears last when using --enable-neon=yes|runtime
-#export CFLAGS="%{optflags} -mfpu=neon"
-#export CXXFLAGS="%{optflags} -mfpu=neon"
-## except that enables it for *all* objects, not just the ones we want (see patch1),
-## seems CFLAGS always trumps project flags, see also:
-## http://www.gnu.org/software/automake/manual/html_node/Flag-Variables-Ordering.html
-%endif
+# for patch1
+autoreconf -vif
 
 %configure \
-  %{?neon} \
+%ifarch %{arm} aarch64
+  --enable-neon=no \
+%endif
   --disable-silent-rules \
   --disable-static
 
@@ -80,8 +65,8 @@ make %{?_smp_mflags}
 %install
 make install DESTDIR=%{buildroot} INSTALL="install -p"
 
-## unpackaged files
-rm -fv %{buildroot}%{_libdir}/lib*.la
+# remove libtool archives
+find %{buildroot} -type f -name "*.la" -delete
 
 %post -p /sbin/ldconfig
 %postun -p /sbin/ldconfig
@@ -99,6 +84,10 @@ rm -fv %{buildroot}%{_libdir}/lib*.la
 
 
 %changelog
+* Sat Mar  3 2018 Peter Robinson <pbrobinson@fedoraproject.org> 0.3-7
+- Add gcc/gcc-c++ build requires
+- Add aarch64 to NEON exception
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.3-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild