builder init if only build operotion selected

src/operations/package-manager/build.vala

@@ -1,5 +1,10 @@
 private bool no_src = false;
+private static bool builder_init = false;
 private static int build_operation (string[] args) {
+    if(!builder_init){
+        builder_ctx_init();
+        builder_init = true;
+    }
     string current_directory=pwd ();
     string[] new_args = args;
     if (new_args.length == 0) {

tool/mkctx.sh

@@ -21,6 +21,11 @@ function list_txt(){
     find src/shcode -type f -exec basename {} \; | sed "s/\..*//g" | sort
 }
 ### ctx_init function build
+echo "private static void builder_ctx_init(){" >> ctx.vala
+for target_name in $(list_build_targets) ; do
+    echo  "     build_target_${target_name/-/_}_init();"
+done >> ctx.vala
+echo "}" >> ctx.vala
 echo "private static void ctx_init(){" >> ctx.vala
 for i in $@ ; do
     name=$(echo $i | cut -f1 -d=)
@@ -32,9 +37,6 @@ for op_name in $(list_operations) ; do
     echo -n "\"${op_name}\", "
 done >> ctx.vala
 echo "};" >> ctx.vala
-for target_name in $(list_build_targets) ; do
-    echo  "     build_target_${target_name/-/_}_init();"
-done >> ctx.vala
 for op_name in $(list_operations) ; do
     echo "    ${op_name/-/_}_init();"
 done >> ctx.vala