refactor setup

dev-setup/install_protoc_linux.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+PROTOC_VERSION="24.3" # Keep in sync with veilid-core/build.rs
+
+UNAME_M=$(uname -m)
+if [[ "$UNAME_M" == "x86_64" ]]; then 
+    PROTOC_ARCH=x86_64
+elif [[ "$UNAME_M" == "aarch64" ]]; then 
+    PROTOC_ARCH=aarch_64
+else 
+    echo Unsupported build architecture
+    exit 1
+fi 
+
+mkdir /tmp/protoc-install
+pushd /tmp/protoc-install
+curl -OL https://github.com/protocolbuffers/protobuf/releases/download/v$PROTOC_VERSION/protoc-$PROTOC_VERSION-linux-$PROTOC_ARCH.zip
+unzip protoc-$PROTOC_VERSION-linux-$PROTOC_ARCH.zip
+if [ "$EUID" -ne 0 ]; then
+    if command -v checkinstall &> /dev/null; then 
+        sudo checkinstall --pkgversion=$PROTOC_VERSION -y cp -r bin include /usr/local/
+        cp *.deb ~
+    else 
+	sudo cp -r bin include /usr/local/
+    fi
+    popd
+    sudo rm -rf /tmp/protoc-install
+else
+    if command -v checkinstall &> /dev/null; then 
+        checkinstall --pkgversion=$PROTOC_VERSION -y cp -r bin include /usr/local/
+        cp *.deb ~
+    else 
+        cp -r bin include /usr/local/
+    fi
+    popd
+    rm -rf /tmp/protoc-install
+fi