README.md

lcov-fixture

make
make test

fixture.c

#include "func1.h"
#include "func2.h"

int main(int argc, char* argv[])
{
  func1(0, 2);
  func1(1, 1);
  func2(0, 2);
  func2(1, 1);
}

func1.c

#include <stdio.h>
#include <stdlib.h>
#include "func1.h"

void func1(int con1, int con2)
{
  int x = 1;
  if (con1 == 0) {
    x = x + 1;
  }
  if (con2 > 1) {
    x = x * 2;
  }
  printf ("x = %d\n", x);
}

func1.h

extern void func1(int con1, int con2);

func2.c

#include <stdio.h>
#include <stdlib.h>
#include "func1.h"

void func2(int con1, int con2)
{
  int x = 1;
  if (con1 == 0) {
    x = x + 1;
  }
  if (con2 > 1) {
    x = x * 2;
  }
  printf ("x = %d\n", x);
}

func2.h

extern void func2(int con1, int con2);

Makefile

all:
	gcc -g --coverage fixture.c func1.c func2.c -o fixture
test: 
	./fixture
	gcov -fbc fixture.c
	lcov -t example -c -d . -o fixture.info --checksum --rc=lcov_branch_coverage=1
clean:
	rm fixture *.gcda *.gcno *.info