Update Makefile to be more useful for hackers

Makefile

@@ -16,7 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 SHELL = /bin/bash
-.PHONY: all version program path deps run race build clean test format docs rpmbuild mkdirs rpm srpm spec tar upload upload-sources upload-srpms upload-rpms copr
+.PHONY: all version program path deps run race generate build clean test format docs rpmbuild mkdirs rpm srpm spec tar upload upload-sources upload-srpms upload-rpms copr
 .SILENT: clean
 
 SVERSION := $(shell git describe --match '[0-9]*\.[0-9]*\.[0-9]*' --tags --dirty --always)
@@ -60,16 +60,18 @@ run:
 race:
 	find -maxdepth 1 -type f -name '*.go' -not -name '*_test.go' | xargs go run -race -ldflags "-X main.program=$(PROGRAM) -X main.version=$(SVERSION)"
 
+generate:
+	go generate
+
 build: $(PROGRAM)
 
 $(PROGRAM): main.go
 	@echo "Building: $(PROGRAM), version: $(SVERSION)..."
-	go generate
 ifneq ($(OLDGOLANG),)
 	@# avoid equals sign in old golang versions eg in: -X foo=bar
-	go build -ldflags "-X main.program $(PROGRAM) -X main.version $(SVERSION)" -o $(PROGRAM);
+	time go build -ldflags "-X main.program $(PROGRAM) -X main.version $(SVERSION)" -o $(PROGRAM);
 else
-	go build -ldflags "-X main.program=$(PROGRAM) -X main.version=$(SVERSION)" -o $(PROGRAM);
+	time go build -ldflags "-X main.program=$(PROGRAM) -X main.version=$(SVERSION)" -o $(PROGRAM);
 endif
 
 $(PROGRAM).static: main.go
@@ -84,13 +86,13 @@ endif
 
 clean:
 	[ ! -e $(PROGRAM) ] || rm $(PROGRAM)
-	rm -f *_stringer.go	# generated by `go generate`
+	#rm -f *_stringer.go	# generated by `go generate`
 
 test:
 	./test.sh
 
 format:
-	find -type f -name '*.go' -not -path './old/*' -not -path './tmp/*' -exec gofmt -w {} \;
+	find -maxdepth 3 -type f -name '*.go' -not -path './old/*' -not -path './tmp/*' -exec gofmt -w {} \;
 	find -type f -name '*.yaml' -not -path './old/*' -not -path './tmp/*' -not -path './omv.yaml' -exec ruby -e "require 'yaml'; x=YAML.load_file('{}').to_yaml.each_line.map(&:rstrip).join(10.chr)+10.chr; File.open('{}', 'w').write x" \;
 
 docs: $(PROGRAM)-documentation.pdf