Update Makefile to use scripts uniformly.

Author: brixen

Makefile

@@ -1,6 +1,4 @@
-EXES := rubinius/bin/rbx
-DIST := dist/*
-CXX := clang++
+PROJ = rbx
 
 # Allow override (e.g., `make VERSION=1.2.3`)
 VERSION ?= $(shell (git describe --tags 2>/dev/null || echo "develop") | sed 's/^v//')
@@ -12,27 +10,23 @@ all: setup config build test
 
 ##@ Dependencies
 setup: ## Clone all components
-	@echo Setting up all components
 	@git submodule update --init --recursive
-	@./.build2/scripts/setup-build2.sh rbx
+	@./.build2/scripts/setup-build2.sh $(PROJ)
 
 config: ## Configure
-	@echo Configuring all components
-	@./.build2/scripts/config-build2.sh rbx
+	@./.build2/scripts/config-build2.sh $(PROJ)
 
-##@ Devolpment
+##@ Development
 build: ## Build all components
-	@echo Building all components
-	b
+	@./.build2/scripts/build-build2.sh $(PROJ)
 
 ##@ Testing
 test: ## Run the tests
-	@echo Running all tests
-	b test
+	@./.build2/scripts/test-build2.sh $(PROJ)
 
 ##@ Maintenance
 clean: ## Remove all build artifacts
-	rm -rf $(EXES) $(DIST)
+	@./.build2/scripts/clean-build2.sh $(PROJ)
 
 help: ## Display this help
 	@awk 'BEGIN {FS = ":.*##"; printf "Usage:\n  make \033[36m<target>\033[0m\n"} /^[.a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)