From cdccece5811c28f3ac95e1ae226967de25a8c387 Mon Sep 17 00:00:00 2001
From: Simon Josefsson <simon@josefsson.org>
Date: Tue, 28 Oct 2008 22:53:47 +0100
Subject: [PATCH] top/maint.mk: Add coverage rules, inspired by scripts in
 gnupdf.

---
 ChangeLog    |  4 ++++
 top/maint.mk | 24 ++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index a35a54bdd..55e7f7edd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2008-10-28  Simon Josefsson  <simon@josefsson.org>
 
+	* top/maint.mk: Add coverage rules, inspired by scripts in gnupdf.
+
+2008-10-28  Simon Josefsson  <simon@josefsson.org>
+
 	* MODULES.html.sh (Support for systems lacking POSIX:2001):
 	Mention times and sys_times.
 	* modules/sys_times, modules/sys_times-tests: New modules.
diff --git a/top/maint.mk b/top/maint.mk
index 24b76503d..2eea98d5d 100644
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -105,6 +105,30 @@ syntax-check-rules := $(shell sed -n 's/^\(sc_[a-zA-Z0-9_-]*\):.*/\1/p' $(ME))
 
 syntax-check: $(syntax-check-rules)
 
+# Code Coverage
+
+init-coverage:
+	make clean
+	lcov --directory . --zerocounters
+
+COVERAGE_CCOPTS ?= "-g -fprofile-arcs -ftest-coverage"
+COVERAGE_OUT ?= doc/coverage
+
+build-coverage:
+	make CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS)
+	make CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS) check
+	mkdir -p $(COVERAGE_OUT)
+	lcov --directory . --output-file $(COVERAGE_OUT)/$(PACKAGE).info \
+		--capture
+
+gen-coverage:
+	genhtml --output-directory $(COVERAGE_OUT) \
+		$(COVERAGE_OUT)/$(PACKAGE).info \
+		--highlight --frames --legend \
+		--title "$(PACKAGE_NAME)"
+
+coverage: init-coverage build-coverage gen-coverage
+
 # Update gettext files.
 PACKAGE ?= $(shell basename $(PWD))
 POURL = http://translationproject.org/latest/$(PACKAGE)/
-- 
2.11.0