Remove duplicate code.

tests/test-mlist.c

@@ -21,39 +21,14 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 #include <stdio.h>
-#include <gmp.h> // For testing purpose only.
+#include "mympz.h"
 #include "m-string.h"
 #include "m-list.h"
 
-static void my_mpz_out_str(FILE *f, const mpz_t z)
-{
-  mpz_out_str (f, 10, z);
-}
-
-static bool my_mpz_in_str(mpz_t z, FILE *f)
-{
-  return mpz_inp_str (z, f, 10) > 0;
-}
-
-static bool my_mpz_equal_p(const mpz_t z1, const mpz_t z2)
-{
-  return mpz_cmp (z1, z2) == 0;
-}
-
-static void my_mpz_str(string_t str, const mpz_t z, bool append)
-{
-  char *s = mpz_get_str(NULL, 10, z);
-  if (append) string_cat_str (str, s);
-  else        string_set_str (str, s);
-  free(s);
-}
-
 #include "coverage.h"
 START_COVERAGE
 LIST_DEF(list_uint, unsigned int)
-LIST_DEF(list_mpz, mpz_t, (INIT(mpz_init), INIT_SET(mpz_init_set), SET(mpz_set), CLEAR(mpz_clear), \
-			   OUT_STR(my_mpz_out_str), IN_STR(my_mpz_in_str), EQUAL(my_mpz_equal_p), \
-			   GET_STR(my_mpz_str)))
+LIST_DEF(list_mpz, mpz_t, MYMPZ_OPLIST)
 END_COVERAGE
 #define LIST_UINT_OPLIST LIST_OPLIST(list_uint)