From: Eric S. Raymond <esr@thyrsus.com>
Date: Mon, 6 Mar 2023 17:23:40 +0000 (-0500)
Subject: Improve Makefile recipe for coverage testing.
X-Git-Tag: 1.14~9
X-Git-Url: https://jxself.org/git/?p=open-adventure.git;a=commitdiff_plain;h=12d39ef72b25fc8137818718782934e01da88c9c

Improve Makefile recipe for coverage testing.
---

diff --git a/Makefile b/Makefile
index 38139de..eebc68c 100644
--- a/Makefile
+++ b/Makefile
@@ -65,10 +65,12 @@ cheat: $(CHEAT_OBJS) dungeon.o
 check: advent cheat
 	cd tests; $(MAKE) --quiet
 
+# Requires gcov, lcov, libasan6, and libubsan1
+# The last two are Ubuntu names, might vary onb other distributions.
 # After this, run your browser on coverage/open-adventure/index.html
 # to see coverage results. Browse coverage/adventure.yaml.html
 # to see symbol coverage over the YAML file.
-coverage: debug
+coverage: clean debug
 	cd tests; $(MAKE) coverage --quiet
 
 .SUFFIXES: .adoc .html .6
@@ -129,6 +131,11 @@ linty: CCFLAGS += -Winit-self
 linty: CCFLAGS += -Wpointer-arith
 linty: advent cheat
 
+# These seem to be more modeern options for enabling coverage testing.
+# Documenting them here in case a future version bump disables --coverage.
+#debug: CCFLAGS += -ftest-coverage
+#debug: CCFLAGS += -fprofile-arcs
+
 debug: CCFLAGS += -O0
 debug: CCFLAGS += --coverage
 debug: CCFLAGS += -ggdb