some documentation about building/using the static libs

Author: cdetrio

scripts/static-build-script.sh

@@ -0,0 +1,29 @@
+
+#git clone --single-branch --branch benchmarking-static-lib https://github.com/ewasm/hera
+# cd hera
+# git submodule update --init
+
+mkdir -p build
+cd build
+cmake -DBUILD_SHARED_LIBS=OFF -DHERA_BINARYEN=ON -DHERA_WABT=ON -DHERA_WAVM=ON -DHERA_DEBUGGING=OFF ..
+cmake --build .
+
+cd deps/src/binaryen-build/lib/
+for f in *.a; do ar x $f; done
+ar r -s -c libbinaryenfull.a *.o
+rm *.o
+cd ../../../../
+
+
+cd deps/src/wavm-build/lib
+for f in *.a; do ar x $f; done
+ar r -s -c libwavm.a *.o
+rm *.o
+cd ../../../../
+
+#  apt-get install llvm-6.0-dev
+# llvm .so file is needed for libwavm.a to be usable
+
+# some flags might be unnecessary
+#cgo LDFLAGS: /root/hera/build/src/libhera.a  -L/root/hera/build/src/ -lhera -L/root/hera/build/deps/src/wabt-build/ -lwabt  /root/hera/build/deps/src/binaryen-build/lib/libbinaryenfull.a /root/hera/build/deps/src/wavm-build/lib/libwavm.a -L/usr/lib/llvm-6.0/build/lib/ -lLLVM  -rdynamic -lstdc++ -Wl,-unresolved-symbols=ignore-all
+