PHP-8.0 support

Author: gnat42

.travis.yml

@@ -11,7 +11,9 @@ php:
   - 7.1
   - 7.2
   - 7.3
-  - nightly # doesn't work yet on PHP 7.4! not building.
+  - 7.4
+  - 8.0
+  - nightly 
 
 
 # setting the env is the easiest, because it will mix with all the separate php versions (travis does this)

zend/callable.cpp

@@ -36,9 +36,12 @@ void Callable::invoke(INTERNAL_FUNCTION_PARAMETERS)
 #else
     // Sanity check
     assert(info[argc].type != 0 && info[argc].name == nullptr);
-
     // the callable we are retrieving
+#if PHP_VERSION_ID < 80000
     Callable *callable = reinterpret_cast<Callable*>(info[argc].type);
+#else
+    Callable *callable = reinterpret_cast<Callable*>(info[argc].type.ptr);
+#endif
 #endif
 
     // check if sufficient parameters were passed (for some reason this check
@@ -99,10 +102,10 @@ void Callable::initialize(zend_function_entry *entry, const char *classname, int
         _argv[_argc + 1].class_name = reinterpret_cast<const char*>(this);
 #else
         // @todo    this is broken. the zend engine, from 7.2 onwards copies over
-        //          the struct and slices of the last element, because the num_args
+        //          the struct and slices off the last element, because the num_args
         //          is incorrect in their view. another place to put this may be
         //          hiding it behind the fname
-        _argv[_argc + 1].type = reinterpret_cast<zend_type>(this);
+       // _argv[_argc + 1].type = reinterpret_cast<zend_type>(this);
 #endif
 
         // we use our own invoke method, which does a lookup
@@ -129,8 +132,10 @@ void Callable::initialize(zend_internal_function_info *info, const char *classna
 {
     // initialize all common elements
     info->required_num_args = _required;
+#if PHP_VERSION_ID < 80000
     info->return_reference = false;
     info->_is_variadic = false;
+#endif
 
     // the structure has been slightly altered since php7.2
 #if PHP_VERSION_ID < 70200
@@ -147,10 +152,12 @@ void Callable::initialize(zend_internal_function_info *info, const char *classna
 #else
     // the properties that are available on php 7.2 and higher
     info->required_num_args = _required;
+#if PHP_VERSION_ID < 80000
     info->return_reference = false;
     info->_is_variadic = false;
     info->type = ZEND_TYPE_ENCODE((int)_return, true);
 #endif
+#endif
 }
 
 /**

zend/callable.h

@@ -53,13 +53,14 @@ class Callable
 
         // initialize all elements to null
         _argv[i].name = nullptr;
+#if PHP_VERSION_ID < 80000
         _argv[i].is_variadic = false;
         _argv[i].pass_by_reference = false;
-
+#endif
         // initialize the extra argument prior to 7.2
 #if PHP_VERSION_ID < 70200
         _argv[i].class_name = nullptr;
-#else
+#elif PHP_VERSION_ID < 80000
         _argv[i].type = 0;
 #endif
     }
@@ -198,6 +199,23 @@ class Callable
             case Type::Object:      info->type_hint = IS_OBJECT;    break;  // must be an object of the given classname
             case Type::Callable:    info->type_hint = IS_CALLABLE;  break;  // anything that can be invoked
             default:                info->type_hint = IS_UNDEF;     break;  // if not specified we allow anything
+#elif PHP_VERSION_ID >= 80000
+            case Type::Undefined:   info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_UNDEF, arg.allowNull(), 0);     break;  // undefined means we'll accept any type
+            case Type::Null:        info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_UNDEF, arg.allowNull(), 0);     break;  // this is likely an error, what good would accepting NULL be? accept anything
+            case Type::False:       info->type = (zend_type) ZEND_TYPE_INIT_CODE(_IS_BOOL, arg.allowNull(), 0);     break;  // accept true as well ;)
+            case Type::True:        info->type = (zend_type) ZEND_TYPE_INIT_CODE(_IS_BOOL, arg.allowNull(), 0);     break;  // accept false as well
+            case Type::Bool:        info->type = (zend_type) ZEND_TYPE_INIT_CODE(_IS_BOOL, arg.allowNull(), 0);     break;  // any bool will do, true, false, the options are limitless
+            case Type::Numeric:     info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_LONG, arg.allowNull(), 0);      break;  // accept integers here
+            case Type::Float:       info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_DOUBLE, arg.allowNull(), 0);    break;  // floating-point values welcome too
+            case Type::String:      info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_STRING, arg.allowNull(), 0);    break;  // accept strings, should auto-cast objects with __toString as well
+            case Type::Array:       info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_ARRAY, arg.allowNull(), 0);     break;  // array of anything (individual members cannot be restricted)
+            case Type::Object:                                                            // if there is a classname and the argument is not nullable, it's simply the classname
+                if (!arg.classname()) info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_OBJECT, arg.allowNull(), 0);
+            //    else info->type = (zend_type)arg.encoded();
+                break;
+            case Type::Callable:    info->type = (zend_type) ZEND_TYPE_INIT_CODE(IS_CALLABLE, arg.allowNull(), 0);  break;  // anything that can be invoke
+
+           default:                info->type = ZEND_TYPE_INIT_CODE(IS_UNDEF, 0, 0);     break;  // if not specified we allow anything
 #else
             case Type::Undefined:   info->type = ZEND_TYPE_ENCODE(IS_UNDEF, arg.allowNull());     break;  // undefined means we'll accept any type
             case Type::Null:        info->type = ZEND_TYPE_ENCODE(IS_UNDEF, arg.allowNull());     break;  // this is likely an error, what good would accepting NULL be? accept anything
@@ -216,7 +234,7 @@ class Callable
             default:                info->type = ZEND_TYPE_ENCODE(IS_UNDEF, arg.allowNull());     break;  // if not specified we allow anything
 #endif
         }
-
+#if PHP_VERSION_ID < 80000
         // from PHP 5.6 and onwards, an is_variadic property can be set, this
         // specifies whether this argument is the first argument that specifies
         // the type for a variable length list of arguments. For now we only
@@ -225,6 +243,7 @@ class Callable
 
         // whether or not to pass the argument by reference
         info->pass_by_reference = arg.byReference();
+#endif
     }
 
     /**

zend/classimpl.cpp

@@ -284,7 +284,7 @@ zend_function *ClassImpl::getStaticMethod(zend_class_entry *entry, zend_string *
  *  @param  object_ptr
  *  @return int
  */
-int ClassImpl::getClosure(zval *object, zend_class_entry **entry_ptr, zend_function **func, zend_object **object_ptr)
+int ClassImpl::getClosure(ZEND_OBJECT_OR_ZVAL object, zend_class_entry **entry_ptr, zend_function **func, zend_object **object_ptr, zend_bool check_only)
 {
     // it is really unbelievable how the Zend engine manages to implement every feature
     // in a complete different manner. You would expect the __invoke() and the
@@ -314,7 +314,11 @@ int ClassImpl::getClosure(zval *object, zend_class_entry **entry_ptr, zend_funct
 
     // store pointer to ourselves (note that the entry_ptr is useless
     // inside this function as it is always uninitialized for some reason)
+#if PHP_VERSION_ID < 80000
     data->self = self(Z_OBJCE_P(object));
+#else
+    data->self = self(object->ce);
+#endif
 
     // assign this dynamically allocated variable to the func parameter
     // the cast is ok, because zend_internal_function is a member of the
@@ -323,7 +327,11 @@ int ClassImpl::getClosure(zval *object, zend_class_entry **entry_ptr, zend_funct
 
     // the object_ptr should be filled with the object on which the method is
     // called (otherwise the Zend engine tries to call the method statically)
+#if PHP_VERSION_ID < 80000
     *object_ptr = Z_OBJ_P(object);
+#else
+    *object_ptr = object;
+#endif
 
     // done
     return SUCCESS;
@@ -372,7 +380,11 @@ zend_object_handlers *ClassImpl::objectHandlers()
     _handlers.cast_object = &ClassImpl::cast;
 
     // method to compare two objects
+#if PHP_VERSION_ID < 80000
     _handlers.compare_objects = &ClassImpl::compare;
+#else
+    _handlers.compare = &ClassImpl::compare;
+#endif
 
     // set the offset between our class implementation and
     // the zend_object member in the allocated structure
@@ -425,10 +437,17 @@ int ClassImpl::compare(zval *val1, zval *val2)
     catch (const NotImplemented &exception)
     {
         // it was not implemented, do we have a default?
+#if PHP_VERSION_ID < 80000
         if (!std_object_handlers.compare_objects) return 1;
 
         // call default
         return std_object_handlers.compare_objects(val1, val2);
+#else
+        if (!std_object_handlers.compare) return 1;
+
+        // call default
+        return std_object_handlers.compare(val1, val2);
+#endif
     }
     catch (Throwable &throwable)
     {
@@ -447,14 +466,17 @@ int ClassImpl::compare(zval *val1, zval *val2)
  *  @param  type
  *  @return int
  */
-int ClassImpl::cast(zval *val, zval *retval, int type)
+int ClassImpl::cast(ZEND_OBJECT_OR_ZVAL val, zval *retval, int type)
 {
     // get the base c++ object
     Base *object = ObjectImpl::find(val)->object();
 
     // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
     auto *entry = Z_OBJCE_P(val);
-
+#else
+    auto *entry = val->ce;
+#endif
     // we need the C++ class meta-information object
     ClassBase *meta = self(entry)->_base;
 
@@ -507,11 +529,14 @@ int ClassImpl::cast(zval *val, zval *retval, int type)
  *  @param  val             The object to be cloned
  *  @return zend_object     The object to be created
  */
-zend_object *ClassImpl::cloneObject(zval *val)
+zend_object *ClassImpl::cloneObject(ZEND_OBJECT_OR_ZVAL val)
 {
     // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
     auto *entry = Z_OBJCE_P(val);
-
+#else
+    auto *entry = val->ce;
+#endif
     // we need the C++ class meta-information object
     ClassImpl *impl = self(entry);
     ClassBase *meta = impl->_base;
@@ -553,7 +578,7 @@ zend_object *ClassImpl::cloneObject(zval *val)
  *  @param  count
  *  @return int
  */
-int ClassImpl::countElements(zval *object, zend_long *count)
+int ClassImpl::countElements(ZEND_OBJECT_OR_ZVAL object, zend_long *count)
 {
     // does it implement the countable interface?
     Countable *countable = dynamic_cast<Countable*>(ObjectImpl::find(object)->object());
@@ -601,7 +626,7 @@ int ClassImpl::countElements(zval *object, zend_long *count)
  *  @param  rv              Pointer to where to store the data
  *  @return zval
  */
-zval *ClassImpl::readDimension(zval *object, zval *offset, int type, zval *rv)
+zval *ClassImpl::readDimension(ZEND_OBJECT_OR_ZVAL object, zval *offset, int type, zval *rv)
 {
     // what to do with the type?
     //
@@ -663,7 +688,7 @@ zval *ClassImpl::readDimension(zval *object, zval *offset, int type, zval *rv)
  *  @param  value           The new value
  *  @return zval
  */
-void ClassImpl::writeDimension(zval *object, zval *offset, zval *value)
+void ClassImpl::writeDimension(ZEND_OBJECT_OR_ZVAL object, zval *offset, zval *value)
 {
     // does it implement the arrayaccess interface?
     ArrayAccess *arrayaccess = dynamic_cast<ArrayAccess*>(ObjectImpl::find(object)->object());
@@ -704,7 +729,7 @@ void ClassImpl::writeDimension(zval *object, zval *offset, zval *value)
  *  @param  check_empty     Was this an isset() call, or an empty() call?
  *  @return bool
  */
-int ClassImpl::hasDimension(zval *object, zval *member, int check_empty)
+int ClassImpl::hasDimension(ZEND_OBJECT_OR_ZVAL object, zval *member, int check_empty)
 {
     // does it implement the arrayaccess interface?
     ArrayAccess *arrayaccess = dynamic_cast<ArrayAccess*>(ObjectImpl::find(object)->object());
@@ -753,7 +778,7 @@ int ClassImpl::hasDimension(zval *object, zval *member, int check_empty)
  *  @param  object          The object on which it is called
  *  @param  member          The member to remove
  */
-void ClassImpl::unsetDimension(zval *object, zval *member)
+void ClassImpl::unsetDimension(ZEND_OBJECT_OR_ZVAL object, zval *member)
 {
     // does it implement the arrayaccess interface?
     ArrayAccess *arrayaccess = dynamic_cast<ArrayAccess*>(ObjectImpl::find(object)->object());
@@ -834,7 +859,7 @@ zval *ClassImpl::toZval(Value &&value, int type, zval *rv)
  *  @param  rv              Pointer to where to store the data
  *  @return val
  */
-zval *ClassImpl::readProperty(zval *object, zval *name, int type, void **cache_slot, zval *rv)
+zval *ClassImpl::readProperty(ZEND_OBJECT_OR_ZVAL object, ZEND_STRING_OR_ZVAL name, int type, void **cache_slot, zval *rv)
 {
     // what to do with the type?
     //
@@ -857,7 +882,11 @@ zval *ClassImpl::readProperty(zval *object, zval *name, int type, void **cache_s
     Base *base = ObjectImpl::find(object)->object();
 
     // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
     auto *entry = Z_OBJCE_P(object);
+#else
+    auto *entry = object->ce;
+#endif
 
     // we need the C++ class meta-information object
     ClassImpl *impl = self(entry);
@@ -915,13 +944,17 @@ zval *ClassImpl::readProperty(zval *object, zval *name, int type, void **cache_s
  *  @param  cache_slot      The cache slot used
  *  @return zval
  */
-PHP_WRITE_PROP_HANDLER_TYPE ClassImpl::writeProperty(zval *object, zval *name, zval *value, void **cache_slot)
+PHP_WRITE_PROP_HANDLER_TYPE ClassImpl::writeProperty(ZEND_OBJECT_OR_ZVAL object, ZEND_STRING_OR_ZVAL name, zval *value, void **cache_slot)
 {
     // retrieve the object and class
     Base *base = ObjectImpl::find(object)->object();
 
     // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
     auto *entry = Z_OBJCE_P(object);
+#else
+    auto *entry = object->ce;
+#endif
 
     // we need the C++ class meta-information object
     ClassImpl *impl = self(entry);
@@ -1006,7 +1039,7 @@ PHP_WRITE_PROP_HANDLER_TYPE ClassImpl::writeProperty(zval *object, zval *name, z
  *  @param  cache_slot      The cache slot used
  *  @return bool
  */
-int ClassImpl::hasProperty(zval *object, zval *name, int has_set_exists, void **cache_slot)
+int ClassImpl::hasProperty(ZEND_OBJECT_OR_ZVAL object, ZEND_STRING_OR_ZVAL name, int has_set_exists, void **cache_slot)
 {
     // the default implementation throws an exception, if we catch that
     // we know for sure that the user has not overridden the __isset method
@@ -1016,7 +1049,11 @@ int ClassImpl::hasProperty(zval *object, zval *name, int has_set_exists, void **
         Base *base = ObjectImpl::find(object)->object();
 
         // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
         auto *entry = Z_OBJCE_P(object);
+#else
+        auto *entry = object->ce;
+#endif
 
         // we need the C++ class meta-information object
         ClassImpl *impl = self(entry);
@@ -1070,15 +1107,18 @@ int ClassImpl::hasProperty(zval *object, zval *name, int has_set_exists, void **
  *  @param  member          The member to remove
  *  @param  cache_slot      The cache slot used
  */
-void ClassImpl::unsetProperty(zval *object, zval *member, void **cache_slot)
+void ClassImpl::unsetProperty(ZEND_OBJECT_OR_ZVAL object, ZEND_STRING_OR_ZVAL member, void **cache_slot)
 {
     // the default implementation throws an exception, if we catch that
     // we know for sure that the user has not overridden the __unset method
     try
     {
         // retrieve the class entry linked to this object
+#if PHP_VERSION_ID < 80000
         auto *entry = Z_OBJCE_P(object);
-
+#else
+        auto *entry = object->ce;
+#endif
         // we need the C++ class meta-information object
         ClassImpl *impl = self(entry);