freetype: add option to build without harfbuzz

mingw-w64-freetype/PKGBUILD

@@ -1,6 +1,8 @@
 # Maintainer: Alexey Pavlov <alexpux@gmail.com>
 # Contributor: Renato Silva <br.renatosilva@gmail.com>
 
+_with_harfbuzz="yes"
+
 _realname=freetype
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
@@ -14,9 +16,11 @@ license=(GPL2+ custom:FreeType)
 depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs"
          "${MINGW_PACKAGE_PREFIX}-brotli"
          "${MINGW_PACKAGE_PREFIX}-bzip2"
-         "${MINGW_PACKAGE_PREFIX}-harfbuzz"
          "${MINGW_PACKAGE_PREFIX}-libpng"
          "${MINGW_PACKAGE_PREFIX}-zlib")
+if [ "${_with_harfbuzz}" == "yes" ]; then
+  depends+=("${MINGW_PACKAGE_PREFIX}-harfbuzz")
+fi
 makedepends=("${MINGW_PACKAGE_PREFIX}-gcc" "${MINGW_PACKAGE_PREFIX}-pkg-config")
 options=('strip' '!libtool' 'staticlibs')
 source=(https://downloads.sourceforge.net/sourceforge/freetype/freetype-${pkgver}.tar.xz{,.sig}
@@ -48,6 +52,11 @@ build() {
   mkdir -p "${srcdir}/build-${CARCH}"
   cd "${srcdir}/build-${CARCH}"
 
+  declare -a extra_config
+  if [ "${_with_harfbuzz}" == "yes" ]; then
+    extra_config+=("--with-harfbuzz")
+  fi
+
   ../freetype-${pkgver}/configure \
     --build=${MINGW_CHOST} \
     --host=${MINGW_CHOST} \
@@ -58,7 +67,7 @@ build() {
     --with-zlib \
     --with-bzip2 \
     --with-png \
-    --with-harfbuzz \
+    "${extra_config[@]}" \
     --enable-freetype-config
 
   make