From 5bc0737c422bf13ba530f1931ba47e35d5298eab Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Thu, 7 Jul 2022 10:59:00 +0200
Subject: Add coverage test
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 .gitignore             |  3 +++
 Makefile               |  3 ++-
 config-coverage-gcc.mk | 11 +++++++++++
 3 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 config-coverage-gcc.mk

diff --git a/.gitignore b/.gitignore
index 49bee63..b2a397c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,7 @@
 *.su
 *.a
 *.lo
+*.gcda
+*.gcno
+*.gcov
 /test
diff --git a/Makefile b/Makefile
index 5e3b16e..0c72167 100644
--- a/Makefile
+++ b/Makefile
@@ -65,6 +65,7 @@ MAN7 =\
 	libsha1.7
 
 LOBJ = $(OBJ:.o=.lo)
+SRC = $(OBJ:.o=.c)
 
 
 all: libsha1.a libsha1.$(LIBEXT) test
@@ -118,7 +119,7 @@ uninstall:
 	-cd -- "$(DESTDIR)$(MANPREFIX)/man7" && rm -f -- $(MAN7)
 
 clean:
-	-rm -f -- *.o *.lo *.su *.a *.so test
+	-rm -f -- *.o *.lo *.su *.a *.so *.gcda *.gcno *.gcov test
 
 .SUFFIXES:
 .SUFFIXES: .lo .o .c
diff --git a/config-coverage-gcc.mk b/config-coverage-gcc.mk
new file mode 100644
index 0000000..18de147
--- /dev/null
+++ b/config-coverage-gcc.mk
@@ -0,0 +1,11 @@
+CONFIGFILE_PROPER = config.mk
+include $(CONFIGFILE_PROPER)
+
+CC   = $(CC_PREFIX)gcc -std=c99
+GCOV = gcov
+
+CFLAGS  = -g -O0 -pedantic -fprofile-arcs -ftest-coverage
+LDFLAGS = -lgcov -fprofile-arcs
+
+coverage: check
+	$(GCOV) -pr $(SRC) 2>&1
-- 
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