build: fix macos/clang build (disable guile)

error: invalid argument '-std=gnu11' not allowed with 'C++'

.github/workflows/build-and-test.yml

@@ -30,7 +30,7 @@ jobs:
           brew install meson ninja libgpg-error libtool pkg-config glib gmime xapian
 
       - name: configure
-        run: ./autogen.sh --disable-guile
+        run: ./autogen.sh -Dguile=disabled
 
       - name: build
         run: make

autogen.sh

@@ -18,7 +18,7 @@ fi
 
 # we could remove build/ but let's avoid rm -rf risks...
 if test -d ${BUILDDIR}; then
-    meson --reconfigure ${BUILDDIR}
+    meson --reconfigure ${BUILDDIR} $@
 else
     meson ${BUILDDIR} $@
 fi