From d7607cf54769259077acc3acc1f224960639476a Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Sun, 22 May 2022 06:00:33 +0200
Subject: Makefile: Use `prefix` etc. variables

I'm getting a destroot error in MacPorts:

    Failed to activate wajir: Image error: /bin already exists and does
    not belong to a registered port.

Trying to see if this fixes it.
---
 Makefile | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index b160710..fdec23f 100644
--- a/Makefile
+++ b/Makefile
@@ -16,6 +16,14 @@
 # along with Wajir. If not, see <https://www.gnu.org/licenses/>.
 
 
+prefix ?= /usr/local
+exec_prefix ?= $(prefix)
+bindir ?= $(exec_prefix)/bin
+datarootdir ?= $(prefix)/share
+mandir ?= $(datarootdir)/man
+man1dir ?= $(mandir)/man1
+
+
 LISP ?= sbcl
 
 VERSION := $(shell fgrep ':version' wajir.asd | awk -F '"' '{ print $$2 }')
@@ -73,7 +81,7 @@ wajir_$(VERSION).tar.bz2: bundle wajir.asd src/*.lisp
 
 .PHONY: install
 install: bundle/bundled-local-projects/0000/wajir/wajir $(MAN_PAGE)
-	install -m 755 bundle/bundled-local-projects/0000/wajir/wajir $(DESTDIR)/bin
+	install -m 755 bundle/bundled-local-projects/0000/wajir/wajir $(DESTDIR)$(bindir)/wajir
 
-	install -d $(DESTDIR)/share/man/man1
-	install -m 644 $(MAN_PAGE) $(DESTDIR)/share/man/man1
+	install -d $(DESTDIR)$(man1dir)
+	install -m 644 $(MAN_PAGE) $(DESTDIR)$(man1dir)/$(MAN_PAGE)
-- 
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