github.com/vmware/govmomi@v0.43.0/program.mk (about)

     1  # Copyright (c) 2021 VMware, Inc. All Rights Reserved.
     2  # SPDX-License-Identifier: Apache-2.0
     3  
     4  ifneq (,$(strip $(GOOS)))
     5  ifeq (,$(strip $(GOARCH)))
     6  GOARCH := $(shell go env | grep GOARCH | awk -F= '{print $$2}' | tr -d '"')
     7  endif
     8  endif
     9  
    10  ifneq (,$(strip $(GOARCH)))
    11  ifeq (,$(strip $(GOOS)))
    12  GOOS := $(shell go env | grep GOOS | awk -F= '{print $$2}' | tr -d '"')
    13  endif
    14  endif
    15  
    16  ifeq (2,$(words $(GOOS) $(GOARCH)))
    17  PROGRAM := $(PROGRAM)_$(GOOS)_$(GOARCH)
    18  endif
    19  
    20  ifeq (windows,$(GOOS))
    21  PROGRAM := $(PROGRAM).exe
    22  endif
    23  
    24  all: $(PROGRAM)
    25  
    26  TAGS += netgo
    27  ifeq (,$(strip $(findstring -w,$(LDFLAGS))))
    28  LDFLAGS += -w
    29  endif
    30  BUILD_ARGS := -tags '$(TAGS)' -ldflags '$(LDFLAGS)' -v
    31  
    32  $(PROGRAM):
    33  	CGO_ENABLED=0 go build -a $(BUILD_ARGS) -o $@
    34  
    35  install:
    36  	CGO_ENABLED=0 go install -v $(BUILD_ARGS)
    37  
    38  ifneq (,$(strip $(BUILD_OS)))
    39  ifneq (,$(strip $(BUILD_ARCH)))
    40  GOOS_GOARCH_TARGETS := $(foreach a,$(BUILD_ARCH),$(patsubst %,%_$a,$(BUILD_OS)))
    41  XBUILD := $(addprefix $(PROGRAM)_,$(GOOS_GOARCH_TARGETS))
    42  $(XBUILD):
    43  	GOOS=$(word 2,$(subst _, ,$@)) GOARCH=$(word 3,$(subst _, ,$@)) $(MAKE) --output-sync=target
    44  build-all: $(XBUILD)
    45  endif
    46  endif
    47  
    48  clean:
    49  	@rm -f $(PROGRAM) $(XBUILD)
    50  
    51  .PHONY: build-all install clean