From 8b10612456799ba79263ec10205db1844eb652ef Mon Sep 17 00:00:00 2001
From: Philippe Pittoli <karchnu@karchnu.fr>
Date: Fri, 23 Dec 2022 02:36:10 +0100
Subject: [PATCH] Makefile++.

---
 zig-impl/makefile | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/zig-impl/makefile b/zig-impl/makefile
index e3e1181..6f8bba1 100644
--- a/zig-impl/makefile
+++ b/zig-impl/makefile
@@ -1,7 +1,9 @@
 all:
 
-ZIGC = zig
-ZIGOPTS = -OReleaseSmall $(ZIGUSROPTS)
+ZIGBUSEOPTS ?= -OReleaseSmall
+ZIGUSROPTS  ?= -freference-trace
+ZIGC        ?= zig
+ZIGOPTS     ?= $(ZIGBUSEOPTS) $(ZIGUSROPTS)
 
 c: src/send-msg.zig
 	$(ZIGC) build-exe $(ZIGOPTS) $^
@@ -16,7 +18,7 @@ t: src/main.zig
 	$(ZIGC) test $(ZIGOPTS) $^
 
 d: src/main.zig
-	$(ZIGC) build-exe $(ZIGOPTS) -freference-trace $^
+	$(ZIGC) build-exe $(ZIGOPTS) $^
 
 o: $(SRC)
 	$(ZIGC) test $(ZIGOPTS) $^