From 89d67ebfa9d02b46764810fb315e82f7593b2400 Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Fri, 24 Jun 2016 17:04:56 -0400
Subject: Support VPATH builds.

---
 GNUmakefile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/GNUmakefile b/GNUmakefile
index 5d1fbde..d4572cd 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -43,6 +43,8 @@ TARGETS	:= $(notdir ${HDR} ${LIB})
 
 SHA256SUM := $(firstword $(wildcard /usr/local/bin/sha256sum /usr/local/bin/gsha256sum /usr/bin/sha256sum))
 
+CHECKSUMS ?= Checksums
+
 all: ${TARGETS}
 
 clean:
@@ -60,7 +62,7 @@ ${LIB}: ${HDR}
 ifeq "" "${SHA256SUM}"
 	@echo "Couldn't find sha256sum, not verifying distribution checksums"
 else
-	${SHA256SUM} --check Checksums
+	${SHA256SUM} --check ${CHECKSUMS}
 endif
 	cd ${REPO}; ${MAKE} CFLAGS='${CFLAGS}'
 
@@ -82,5 +84,5 @@ TAGS: ${HDR}
 ifneq "" "${SHA256SUM}"
 regenerate-checksums: ${HDR}
 	cd ${REPO}; git clean -dxf
-	find ${REPO} -name .git -prune -o -type f -print | sort | xargs ${SHA256SUM} >Checksums
+	find ${REPO} -name .git -prune -o -type f -print | sort | xargs ${SHA256SUM} >${CHECKSUMS}
 endif
-- 
cgit v1.2.3