From 06adae2e6dbded3c94651a8f4e2d1a949a9c6766 Mon Sep 17 00:00:00 2001
From: Sebastien Douheret <sebastien.douheret@iot.bzh>
Date: Fri, 16 Jun 2017 14:00:58 +0200
Subject: [PATCH] Used standard DESTDIR variable for make install

Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>
---
 Makefile  | 30 +++++++++++++++++++-----------
 README.md |  8 +++++++-
 2 files changed, 26 insertions(+), 12 deletions(-)

diff --git a/Makefile b/Makefile
index 615be53..948bad2 100644
--- a/Makefile
+++ b/Makefile
@@ -24,12 +24,20 @@ ifeq ($(origin SUB_VERSION), undefined)
 	endif
 endif
 
+# for backward compatibility
+ifneq ($(origin INSTALL_DIR), undefined)
+	DESTDIR := $(INSTALL_DIR)
+endif
+ifneq ($(origin INSTALL_WEBAPP_DIR), undefined)
+	DESTDIR_WWW := $(INSTALL_WEBAPP_DIR)
+endif
+
 # Configurable variables for installation (default /usr/local/...)
-ifeq ($(origin INSTALL_DIR), undefined)
-	INSTALL_DIR := /usr/local/bin
+ifeq ($(origin DESTDIR), undefined)
+	DESTDIR := /usr/local/bin
 endif
-ifeq ($(origin INSTALL_WEBAPP_DIR), undefined)
-	INSTALL_WEBAPP_DIR := $(INSTALL_DIR)/www-xds-server
+ifeq ($(origin DESTDIR_WWW), undefined)
+	DESTDIR_WWW := $(DESTDIR)/www-xds-server
 endif
 
 HOST_GOOS=$(shell go env GOOS)
@@ -121,7 +129,7 @@ scripts:
 .PHONY: conffile
 conffile:
 	cat config.json.in \
-		| sed -e s,"webapp/dist","$(INSTALL_WEBAPP_DIR)",g \
+		| sed -e s,"webapp/dist","$(DESTDIR_WWW)",g \
 		| sed -e s,"\./bin","",g \
 		 > $(PACKAGE_DIR)/xds-server/config.json
 
@@ -130,15 +138,15 @@ install:
 	@test -e $(LOCAL_BINDIR)/xds-server$(EXT) -a -d webapp/dist || { echo "Please execute first: make all\n"; exit 1; }
 	@test -e $(LOCAL_BINDIR)/xds-server-start.sh -a -d $(LOCAL_BINDIR)/xds-utils || { echo "Please execute first: make all\n"; exit 1; }
 	@test -e $(LOCAL_BINDIR)/syncthing$(EXT) -a -e $(LOCAL_BINDIR)/syncthing-inotify$(EXT) || { echo "Please execute first: make all\n"; exit 1; }
-	mkdir -p $(INSTALL_DIR) \
-		&& cp -a $(LOCAL_BINDIR)/* $(INSTALL_DIR)
-	mkdir -p $(INSTALL_WEBAPP_DIR) \
-		&& cp -a webapp/dist/* $(INSTALL_WEBAPP_DIR)
+	mkdir -p $(DESTDIR) \
+		&& cp -a $(LOCAL_BINDIR)/* $(DESTDIR)
+	mkdir -p $(DESTDIR_WWW) \
+		&& cp -a webapp/dist/* $(DESTDIR_WWW)
 
 .PHONY: package
 package: clean
-	INSTALL_DIR=$(PACKAGE_DIR)/xds-server make -f $(ROOT_SRCDIR)/Makefile all install
-	INSTALL_DIR=$(PACKAGE_DIR)/xds-server INSTALL_WEBAPP_DIR=www-xds-server	make -f $(ROOT_SRCDIR)/Makefile conffile
+	DESTDIR=$(PACKAGE_DIR)/xds-server make -f $(ROOT_SRCDIR)/Makefile all install
+	DESTDIR=$(PACKAGE_DIR)/xds-server DESTDIR_WWW=www-xds-server	make -f $(ROOT_SRCDIR)/Makefile conffile
 	(cd $(PACKAGE_DIR) && zip -r $(ROOT_SRCDIR)/$(PACKAGE_ZIPFILE) ./xds-server)
 
 .PHONY: package-all
diff --git a/README.md b/README.md
index e031ab2..06a076d 100644
--- a/README.md
+++ b/README.md
@@ -42,11 +42,17 @@ Clone this repo into your `$GOPATH/src/github.com/iotbzh` and use delivered Make
  make all
 ```
 
-And to install xds-server in /usr/local/bin:
+And to install xds-server (by default in `/usr/local/bin`):
 ```bash
 make install
 ```
 
+>**NOTE:** Used `DESTDIR` to specify another install directory
+>```bash
+>make install DESTDIR=$HOME/opt/xds-server
+>```
+
+
 ## How to run
 
 ## Configuration
-- 
2.16.6