From 8946c27306abed7065afad3f015df5ee81e72ad2 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Fri, 1 May 2026 20:35:00 +0300
Subject: add support for coverage

---
 scripts/coverage | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100755 scripts/coverage

(limited to 'scripts/coverage')

diff --git a/scripts/coverage b/scripts/coverage
new file mode 100755
index 0000000..0648355
--- /dev/null
+++ b/scripts/coverage
@@ -0,0 +1,34 @@
+#!/bin/sh
+set -eu
+
+# build covsrv binary
+make -C deps/covsrv
+
+# not super fantastic but most likely good enough
+export COVSRV_SOCKET=$(mktemp -u)
+
+# server program should always be killed at the end of a test run
+cleanup() {
+	./deps/covsrv/build/covsrv quit
+}
+
+# kill server program even if user interrupted us or something else exceptional
+# happened
+trap interrupt INT HUP TERM QUIT EXIT
+interrupt () {
+	cleanup
+	exit 1
+}
+
+# start coverage server, should create a unix socket at COVSRV_SOCKET that test
+# programs can connect to
+./deps/covsrv/build/covsrv &
+
+# run tests, pass any flags like -j to make
+make COVERAGEFLAGS="--coverage -DCOVERAGE=1" check "$@"
+
+mkdir -p coverage
+lcov --capture --directory . --out coverage/covsrv.info
+genhtml --ignore-errors range coverage/covsrv.info --out coverage
+
+exit 0
-- 
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