flatten 20260225

resources/packages/libunwind/prepare

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+OS_UNAME=`uname`
+if [[ "$OS_UNAME" != 'Linux' ]]; then
+	exit 0
+fi
+
+set -x
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+mkdir -p sdk/include
+mkdir -p sdk/lib
+
+LIB=libunwind
+
+mkdir $LIB
+pushd $LIB
+
+	git clone https://github.com/libunwind/libunwind --branch=v1.8.1 --depth 1
+
+		pushd libunwind
+
+			autoreconf -i
+			./configure --prefix=`pwd`/install --enable-static
+			make install
+
+		popd
+
+popd
+
+pushd sdk/include
+  rm libunwind
+  ln -fs ../../$LIB/libunwind/install/include libunwind
+popd
+
+pushd sdk/lib
+	for dir in */; do
+		pushd $dir
+			ln -s ../../../$LIB/libunwind/install/lib/*.a ./
+		popd
+	done
+popd
+
+ls -lha sdk/lib/*/libunwind*
+ls -lha sdk/include/libunwind