Suite: add in live status per test

In this way, a program launching the suite can easily parse the messages
and update statuses in a dedicated GUI.

src/bin/exactness.c

@@ -105,9 +105,10 @@ _image_save(Exactness_Image *ex_img, const char *output)
    ecore_evas_free(ee);
 }
 
-static void
+static Eina_Bool
 _file_compare(const char *orig_dir, const char *ent_name)
 {
+   Eina_Bool result = EINA_FALSE;
    Exactness_Image *img1, *img2, *imgO = NULL;
    char *filename1 = alloca(strlen(orig_dir) + strlen(ent_name) + 20);
    char *filename2 = alloca(strlen(_dest_dir) + strlen(ent_name) + 20);
@@ -123,10 +124,12 @@ _file_compare(const char *orig_dir, const char *ent_name)
         sprintf(buf, "%s/%s/comp_%s", _dest_dir, CURRENT_SUBDIR, ent_name);
         _image_save(imgO, buf);
         _compare_errors = eina_list_append(_compare_errors, strdup(ent_name));
+        result = EINA_TRUE;
      }
    exactness_image_free(img1);
    exactness_image_free(img2);
    exactness_image_free(imgO);
+   return result;
 }
 
 static void
@@ -164,7 +167,8 @@ _run_test_compare(const List_Entry *ent)
    char *origdir = alloca(strlen(_dest_dir) + 20);
    const char *base_dir;
    Eina_List *itr;
-   int n = 1;
+   int n = 1, nb_fails = 0;
+   printf("STATUS %s: COMPARE\n", ent->name);
    EINA_LIST_FOREACH(_base_dirs, itr, base_dir)
      {
         sprintf(path, "%s/%s.exu", base_dir, ent->name);
@@ -197,11 +201,15 @@ found:
         if (ecore_file_exists(path))
           {
              sprintf(path, "%s%c%.3d.png", ent->name, SHOT_DELIMITER, n);
-             _file_compare(origdir, path);
+             if (_file_compare(origdir, path)) nb_fails++;
           }
         else break;
         n++;
      } while (EINA_TRUE);
+   if (!nb_fails)
+      printf("STATUS %s: END - SUCCESS\n", ent->name);
+   else
+      printf("STATUS %s: END - FAIL (%d/%d)\n", ent->name, nb_fails, n - 1);
 }
 
 #define CONFIG "ELM_SCALE=1 ELM_FINGER_SIZE=10"
@@ -229,6 +237,7 @@ _run_command_prepare(const List_Entry *ent, char *buf)
    return EINA_FALSE;
 ok:
    sbuf = eina_strbuf_new();
+   printf("STATUS %s: START\n", ent->name);
    eina_strbuf_append_printf(sbuf,
          "%s %s exactness_play %s %s%s %s%.*s %s%s%s-t '%s' ",
          CONFIG, _wrap_command ? _wrap_command : "",