From ce7a947be527060554750d144f1a9762fee06b2a Mon Sep 17 00:00:00 2001
From: Josh Berdine <jjb@fb.com>
Date: Wed, 15 May 2019 10:05:44 -0700
Subject: [PATCH] [sledge] Refactor auto-formatting build

Reviewed By: ngorogiannis

Differential Revision: D15353717

fbshipit-source-id: f21398ca7
---
 sledge/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sledge/Makefile b/sledge/Makefile
index e74b85b70..6018ef8e9 100644
--- a/sledge/Makefile
+++ b/sledge/Makefile
@@ -8,6 +8,7 @@ default: exes
 
 EXES = src/sledge
 INSTALLS = sledge
+FMTS = @_build/dev/src/fmt
 
 facebook/Makefile:
 	-@${MAKE} -s -C ../facebook setup
@@ -71,7 +72,7 @@ clean:
 
 .PHONY: fmt
 fmt:
-	dune build @_build/dev/src/fmt --auto-promote
+	dune build $(FMTS) --auto-promote
 	ocamlformat -i src/version.ml.in $(DUNEINS)
 	clang-format -i model/llair_intrinsics.h model/cxxabi.cpp