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-rw-r--r--Makefile18
1 files changed, 17 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 1b56896..02cb6ec 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,9 @@ TARGET=xds-cli
# Retrieve git tag/commit to set version & sub-version strings
GIT_DESC := $(shell git describe --always --tags)
VERSION := $(firstword $(subst -, ,$(GIT_DESC)))
+ifeq (-,$(findstring -,$(GIT_DESC)))
SUB_VERSION := $(subst $(VERSION)-,,$(GIT_DESC))
+endif
ifeq ($(VERSION), )
VERSION := unknown-dev
endif
@@ -40,6 +42,14 @@ PACKAGE_DIR := $(ROOT_SRCDIR)/package
export GOPATH := $(shell go env GOPATH):$(ROOT_GOPRJ)
export PATH := $(PATH):$(LOCAL_TOOLSDIR)
+# Check Go version
+GOVERSION := $(shell go version |grep -o '[0-9\.]*'|head -n 1)
+GOVERMAJ := $(shell echo $(GOVERSION) |cut -f1 -d.)
+GOVERMIN := $(shell echo $(GOVERSION) |cut -f2 -d.)
+CHECKGOVER := $(shell [ $(GOVERMAJ) -gt 1 -o \( $(GOVERMAJ) -eq 1 -a $(GOVERMIN) -ge 8 \) ] && echo true)
+CHECKERRMSG := "ERROR: Go version 1.8.1 or higher is requested (current detected version: $(GOVERSION))."
+
+
VERBOSE_1 := -v
VERBOSE_2 := -v -x
@@ -67,7 +77,7 @@ endif
all: vendor build
.PHONY: build
-build:
+build: checkgover
@echo "### Build $(TARGET) (version $(VERSION), subversion $(SUB_VERSION) - $(BUILD_MODE))";
@cd $(ROOT_SRCDIR); $(BUILD_ENV_FLAGS) go build $(VERBOSE_$(V)) -i -o $(LOCAL_BINDIR)/$(TARGET)$(EXT) -ldflags "$(GO_LDFLAGS) -X main.AppVersion=$(VERSION) -X main.AppSubVersion=$(SUB_VERSION)" -gcflags "$(GO_GCFLAGS)" .
@@ -138,6 +148,12 @@ tools/glide:
curl --silent -L https://glide.sh/get | GOBIN=$(LOCAL_TOOLSDIR) sh; \
}
+.PHONY:
+checkgover:
+ @test "$(CHECKGOVER)" = "true" || { echo $(CHECKERRMSG); exit 1; }
+
+
+.PHONY: help
help:
@echo "Main supported rules:"
@echo " all (default)"