# Prevent executing `go env ...` multiple times for the same property
# export is needed for this and also to pass the values on to the Go compiler
ifndef GOOS
export GOOS   != go env GOHOSTOS
endif
ifndef GOARCH
export GOARCH != go env GOHOSTARCH
endif

ifeq (windows,$(GOOS))
LIB_PREFIX =
LIB_SUFFIX = .dll
else ifeq (darwin,$(GOOS))
LIB_PREFIX = lib
LIB_SUFFIX = .dylib
else
LIB_PREFIX = lib
LIB_SUFFIX = .so
endif

# Library name without prefixes/suffixes
LIB_NAME = eduvpn_common
# Library file name
LIB_FILE = $(LIB_PREFIX)$(LIB_NAME)$(LIB_SUFFIX)

# Get exports/ directory when included from a wrapper
exports_dir = $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
# Add library to dynamic linker path for running tests
ifeq (Windows_NT,$(OS))
export PATH := $(exports_dir)/lib/$(GOOS)/$(GOARCH):$(PATH)
else
export LD_LIBRARY_PATH := $(exports_dir)/lib/$(GOOS)/$(GOARCH):$(LD_LIBRARY_PATH)
endif