From 0b63d66210f0bfefc55e73d52409117496ecc7b5 Mon Sep 17 00:00:00 2001
From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Wed, 22 Apr 2020 09:47:24 -0400
Subject: [PATCH] Fix diff and pull targets on Mac

---
 Makefile               | 16 ++++++++++++----
 pkgs-brew-install.list |  5 +++++
 2 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 0051363..d54f46b 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,14 @@ MAKEFLAGS := --no-builtin-rules
 
 DEPS := $(wildcard deps/*)
 
+ifeq ($(shell uname),Darwin)
+	SED := gsed
+	DIFF := $(shell gls -t1 /usr/local/Cellar/diffutils/*/bin/diff | head -1)
+else
+	SED  := sed
+	DIFF := diff
+endif
+
 .PHONY: \
     default \
     clean \
@@ -129,13 +137,13 @@ $(foreach d,$(DEPS),$(eval $(call GEN_DEP_RULE,$(d))))
 
 diff:
 	find home -type f -print0 \
-	| sed -z 's/^home\///g' \
-	| xargs -0 -I% sh -c 'echo %; diff --color=always ~/% home/%'
+	| $(SED) -z 's/^home\///g' \
+	| xargs -0 -I% sh -c 'echo %; $(DIFF) --color=always ~/% home/%'
 
 pull:
 	find home -type f -print0 \
-	| sed -z 's/^home\///g' \
-	| xargs -0 -I% sh -c 'diff -q ~/% home/% > /dev/null || cp ~/% home/%'
+	| $(SED) -z 's/^home\///g' \
+	| xargs -0 -I% sh -c '$(DIFF) -q ~/% home/% > /dev/null || cp ~/% home/%'
 
 clean:
 	rm -rf ./debfiles
diff --git a/pkgs-brew-install.list b/pkgs-brew-install.list
index b937eaf..b6543c7 100644
--- a/pkgs-brew-install.list
+++ b/pkgs-brew-install.list
@@ -1,6 +1,11 @@
 #
+
+# GNU versions of basic tools
 coreutils
+diffutils
 grep
+gnu-sed
+
 dict
 encfs
 golang
-- 
2.20.1