qlit: make qlit_equal_qobject return a bool

Make it more obvious about the expected return values.
Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: NMarkus Armbruster <armbru@redhat.com>
Message-Id: <20170825105913.4060-7-marcandre.lureau@redhat.com>
Signed-off-by: NMarkus Armbruster <armbru@redhat.com>

include/qapi/qmp/qlit.h

@@ -44,6 +44,6 @@ struct QLitDictEntry {
 #define QLIT_QLIST(val) \
     { .type = QTYPE_QLIST, .value.qlist = (val) }
 
-int qlit_equal_qobject(QLitObject *lhs, QObject *rhs);
+bool qlit_equal_qobject(QLitObject *lhs, QObject *rhs);
 
 #endif /* QLIT_H */

qobject/qlit.c

@@ -21,19 +21,19 @@
 typedef struct QListCompareHelper {
     int index;
     QLitObject *objs;
-    int result;
+    bool result;
 } QListCompareHelper;
 
 static void compare_helper(QObject *obj, void *opaque)
 {
     QListCompareHelper *helper = opaque;
 
-    if (helper->result == 0) {
+    if (!helper->result) {
         return;
     }
 
     if (helper->objs[helper->index].type == QTYPE_NONE) {
-        helper->result = 0;
+        helper->result = false;
         return;
     }
 
@@ -41,12 +41,12 @@ static void compare_helper(QObject *obj, void *opaque)
         qlit_equal_qobject(&helper->objs[helper->index++], obj);
 }
 
-int qlit_equal_qobject(QLitObject *lhs, QObject *rhs)
+bool qlit_equal_qobject(QLitObject *lhs, QObject *rhs)
 {
     int64_t val;
 
     if (!rhs || lhs->type != qobject_type(rhs)) {
-        return 0;
+        return false;
     }
 
     switch (lhs->type) {
@@ -64,18 +64,18 @@ int qlit_equal_qobject(QLitObject *lhs, QObject *rhs)
                                      lhs->value.qdict[i].key);
 
             if (!qlit_equal_qobject(&lhs->value.qdict[i].value, obj)) {
-                return 0;
+                return false;
             }
         }
 
-        return 1;
+        return true;
     }
     case QTYPE_QLIST: {
         QListCompareHelper helper;
 
         helper.index = 0;
         helper.objs = lhs->value.qlist;
-        helper.result = 1;
+        helper.result = true;
 
         qlist_iter(qobject_to_qlist(rhs), compare_helper, &helper);
 
@@ -85,5 +85,5 @@ int qlit_equal_qobject(QLitObject *lhs, QObject *rhs)
         break;
     }
 
-    return 0;
+    return false;
 }

tests/check-qjson.c

@@ -1094,13 +1094,13 @@ static void simple_dict(void)
         QString *str;
 
         obj = qobject_from_json(test_cases[i].encoded, &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
 
         str = qobject_to_json(obj);
         qobject_decref(obj);
 
         obj = qobject_from_json(qstring_get_str(str), &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
         qobject_decref(obj);
         QDECREF(str);
     }
@@ -1203,13 +1203,13 @@ static void simple_list(void)
         QString *str;
 
         obj = qobject_from_json(test_cases[i].encoded, &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
 
         str = qobject_to_json(obj);
         qobject_decref(obj);
 
         obj = qobject_from_json(qstring_get_str(str), &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
         qobject_decref(obj);
         QDECREF(str);
     }
@@ -1265,13 +1265,13 @@ static void simple_whitespace(void)
         QString *str;
 
         obj = qobject_from_json(test_cases[i].encoded, &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
 
         str = qobject_to_json(obj);
         qobject_decref(obj);
 
         obj = qobject_from_json(qstring_get_str(str), &error_abort);
-        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj) == 1);
+        g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
 
         qobject_decref(obj);
         QDECREF(str);
@@ -1295,7 +1295,7 @@ static void simple_varargs(void)
     g_assert(embedded_obj != NULL);
 
     obj = qobject_from_jsonf("[%d, 2, %p]", 1, embedded_obj);
-    g_assert(qlit_equal_qobject(&decoded, obj) == 1);
+    g_assert(qlit_equal_qobject(&decoded, obj));
 
     qobject_decref(obj);
 }