spm

commit 9492135ae0afff4657cf55e73af13823afe50c2d
parent c5c54499ab7eefc5fa8123c8a14090a7141374e4
Author: Sören Tempel <soeren+git@soeren-tempel.net>
Date:   Wed, 25 May 2016 00:02:20 +0200

Use conditional assignment operator in Makefile

Diffstat:
M
Makefile
 | 
8
++++----

1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/Makefile b/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2015 Sören Tempel
+# Copyright (C) 2013-2016 Sören Tempel
 # Copyright (C) 2016 Klemens Nanni <kl3@posteo.org>
 #
 # This program is free software: you can redistribute it and/or modify
@@ -15,9 +15,9 @@
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 VERSION = 1.4.5
-PREFIX  = /usr/local
-BINDIR  = $(PREFIX)/bin
-MANDIR  = $(PREFIX)/share/man
+PREFIX ?= /usr/local
+BINDIR ?= $(PREFIX)/bin
+MANDIR ?= $(PREFIX)/share/man
 
 install:
 	install -Dm755 spm.sh "$(DESTDIR)$(BINDIR)/spm"