Makefile: inline some variables

Author: mhagger

Makefile

@@ -6,26 +6,21 @@ export GOPATH
 GO := $(CURDIR)/script/go
 GOFMT := $(CURDIR)/script/gofmt
 
-BIN := bin
-
 GOFLAGS := \
 	--tags "static" \
 	-ldflags "-X main.BuildVersion=$(shell git rev-parse HEAD) -X main.BuildDescribe=$(shell git describe --tags --always --dirty)"
-GO_CMDS := $(BIN)/git-sizer
 GO_PKGS := $(shell cd .gopath/src && find github.com/github/git-sizer/ -type f -name '*.go' | xargs -n1 dirname | grep -v '^github.com/github/git-sizer/vendor/' | sort -u)
 GO_SRCS := $(shell find . -type f -name '*.go' | grep -v '^\./vendor/' | sort -u)
 
 .PHONY: all
-all: $(GO_CMDS)
-
-$(BIN)/%: $(GO_SRCS) | $(BIN)
-	$(GO) build $(GOFLAGS) -o $@ $(PACKAGE)/$*
+all: bin/git-sizer
 
-$(BIN):
-	mkdir -p $(BIN)
+bin/git-sizer: $(GO_SRCS)
+	mkdir -p bin
+	$(GO) build $(GOFLAGS) -o $@ $(PACKAGE)/git-sizer
 
 .PHONY: test
-test: $(GO_CMDS) gotest
+test: bin/git-sizer gotest
 
 .PHONY: gotest
 gotest: