From c0e58d5a10643d96ff049e63cda723b3ac773d2e Mon Sep 17 00:00:00 2001
From: Bastian Krause <bst@pengutronix.de>
Date: Wed, 4 Mar 2020 17:43:12 +0100
Subject: [PATCH] Makefile: respect DESTDIR in install destinations

See https://www.gnu.org/prep/standards/html_node/DESTDIR.html.

This allows build systems such as ptxdist to 'make install' to a
location other than /usr.

Signed-off-by: Bastian Krause <bst@pengutronix.de>
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 0f4f810..dd93c10 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,9 @@
 CC=gcc
 FLAGS=-Wall -O2
 EXEC_NAME=beep
-INSTALL_DIR=/usr/bin
+INSTALL_DIR=${DESTDIR}/usr/bin
 MAN_FILE=beep.1.gz
-MAN_DIR=/usr/share/man/man1
+MAN_DIR=${DESTDIR}/usr/share/man/man1
 
 default : beep