From b5b447b50b00985d210e33d2225b0e0d8d0d4fe2 Mon Sep 17 00:00:00 2001
From: Abhisek Banerjee <bnrjee@amazon.com>
Date: Mon, 19 Oct 2020 17:55:37 +0000
Subject: [PATCH] Add go ldflags using LDFLAGS at the time of compilation

---
 build.make | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/build.make b/build.make
index c17a1c194..516dc12d7 100644
--- a/build.make
+++ b/build.make
@@ -69,12 +69,17 @@ endif
 # toolchain.
 BUILD_PLATFORMS =
 
+# Add go ldflags using LDFLAGS at the time of compilation.
+IMPORTPATH_LDFLAGS = -X main.version=$(REV) 
+EXT_LDFLAGS = -extldflags "-static"
+LDFLAGS = 
+FULL_LDFLAGS = $(LDFLAGS) $(IMPORTPATH_LDFLAGS) $(EXT_LDFLAGS)
 # This builds each command (= the sub-directories of ./cmd) for the target platform(s)
 # defined by BUILD_PLATFORMS.
 $(CMDS:%=build-%): build-%: check-go-version-go
 	mkdir -p bin
 	echo '$(BUILD_PLATFORMS)' | tr ';' '\n' | while read -r os arch suffix; do \
-		if ! (set -x; CGO_ENABLED=0 GOOS="$$os" GOARCH="$$arch" go build $(GOFLAGS_VENDOR) -a -ldflags '-X main.version=$(REV) -extldflags "-static"' -o "./bin/$*$$suffix" ./cmd/$*); then \
+		if ! (set -x; CGO_ENABLED=0 GOOS="$$os" GOARCH="$$arch" go build $(GOFLAGS_VENDOR) -a -ldflags '$(FULL_LDFLAGS)' -o "./bin/$*$$suffix" ./cmd/$*); then \
 			echo "Building $* for GOOS=$$os GOARCH=$$arch failed, see error(s) above."; \
 			exit 1; \
 		fi; \