fix: update zig wrapper script

zig

@@ -13,8 +13,16 @@ if [ "$OS" == "Linux" ] ; then
     OS=linux
 elif [ "$OS" == "Darwin" ]; then
     OS=macos
+elif [ "$OS" == "FreeBSD" ]; then
+    OS=freebsd
+    if [ "$ARCH" == "amd64" ]; then
+        ARCH=x86_64
+    fi
 fi
 
+if [ "$ARCH" == "arm64" ]; then
+    ARCH=aarch64
+fi
 
 ZIGVER="zig-$OS-$ARCH-$VERSION"
 ZIG=$ZIGDIR/$ZIGVER/zig
@@ -24,12 +32,12 @@ if [ "$1" == "update" ] ; then
     NEWVERSION=$(<build.zig.version)
 
     if [ "$VERSION" != "$NEWVERSION" ]; then
-        echo zig version updated from $VERSION to $NEWVERSION
-        echo rebuilding to update cdb...
+        echo "zig version updated from $VERSION to $NEWVERSION"
+        echo "rebuilding to update cdb..."
         $0 cdb
         exit 0
     fi
-    echo zig version $VERSION is up-to-date
+    echo "zig version $VERSION is up-to-date"
     exit 0
 fi
 
@@ -37,7 +45,7 @@ get_zig() {
     (
         mkdir -p "$ZIGDIR"
         cd "$ZIGDIR"
-        TARBALL="https://ziglang.org/builds/$ZIGVER.tar.xz"
+        TARBALL="https://ziglang.org/download/$VERSION/$ZIGVER.tar.xz"
 
         if [ ! -d "$ZIGVER" ]; then
             curl "$TARBALL" | tar -xJ
@@ -47,13 +55,16 @@ get_zig() {
 get_zig
 
 if [ "$1" == "cdb" ]; then
-    shift
     rm -rf .zig-cache
     rm -rf .cache/cdb
 
-    $ZIG build "$@"
+    $ZIG build
 
-    (echo \[ ; cat .cache/cdb/* ; echo {}\]) | perl -0777 -pe 's/,\n\{\}//igs' | jq . | grep -v 'no-default-config' > compile_commands.json
+    (
+        echo \[
+        cat .cache/cdb/*
+        echo {}\]
+    ) | perl -0777 -pe 's/,\n\{\}//igs' | jq . | grep -v 'no-default-config' >compile_commands.json
     exit 0
 fi