add coverage script

2 files changed, 31 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index a31998e..c477976 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 build
 reports
 coverage
+!scripts/coverage
 vgcore.*
diff --git a/scripts/coverage b/scripts/coverage
new file mode 100755
index 0000000..42db447
--- /dev/null
+++ b/scripts/coverage
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+# build coverage server binary
+make
+
+# not super fantastic but most likely good enough
+export COVSRV_SOCKET=$(mktemp -u)
+
+# server program should always be killed at the end of a test run
+cleanup() {
+	./build/covsrv quit
+}
+
+# kill server program even if user interrupted us or something else exceptional
+# happened
+trap interrupt INT HUP TERM
+interrupt () {
+	cleanup
+	exit 1
+}
+
+# start coverage server, should create a unix socket at COVSRV_SOCKET that test
+# programs can connect to
+./build/covsrv &
+
+# run tests, pass any flags like -j to make
+make coverage "$@"
+
+cleanup
+exit 0