From 0c3778e6c7274c14e175f83762fee452e4bcf013 Mon Sep 17 00:00:00 2001
From: Amit Bakshi <ambakshi@gmail.com>
Date: Fri, 17 Jun 2016 09:55:12 -0700
Subject: [PATCH] Add support for DESTDIR

Allow user to specify DESTDIR to make to aid with packaging.

  $ make DESTDIR=/tmp/little install

https://users.bitkeeper.org/t/bug-need-to-support-destdir-in-toplevel-makefile/64
---
 Makefile | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 88decd5..67093fc 100644
--- a/Makefile
+++ b/Makefile
@@ -156,10 +156,10 @@ doc: $(L)	## build little.html, some docs
 
 install: all ## install to $(PREFIX) (default /opt/little-lang)
 	@$(MAKE) doc
-	@test -d $(PREFIX) || mkdir $(PREFIX)
-	@test -w $(PREFIX) || { echo cannot write $(PREFIX); exit 1; }
-	cp -pr $(L_BUILD_ROOT)/$(PREFIX)/* $(PREFIX)
-	-test "$(PLATFORM)" = "macosx" && cp -pr $(LGUI_BUILD_ROOT)/tk/Lgui.app $(LGUI_OSX_INSTALL_DIR)
+	@test -d $(DESTDIR)$(PREFIX) || mkdir -p $(DESTDIR)$(PREFIX)
+	@test -w $(DESTDIR)$(PREFIX) || { echo cannot write $(PREFIX); exit 1; }
+	cp -pr $(L_BUILD_ROOT)/$(PREFIX)/* $(DESTDIR)$(PREFIX)
+	if test "$(PLATFORM)" = "macosx"; then cp -pr $(LGUI_BUILD_ROOT)/tk/Lgui.app $(LGUI_OSX_INSTALL_DIR); fi
 
 help:
 	@grep -h -E '^[a-zA-Z_\ -]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "make %-20s %s\n", $$1, $$2}'