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Add final classes

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This commit is contained in:
Marcus Boerger 2003-06-21 21:56:06 +00:00
parent 2df990c803
commit 60c7abac61
3 changed files with 5 additions and 0 deletions
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3
Zend/zend_compile.c
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@ -1834,6 +1834,9 @@ void zend_do_inheritance(zend_class_entry *ce, zend_class_entry *parent_ce)
&& !(parent_ce->ce_flags & ZEND_ACC_INTERFACE)) {
zend_error(E_ERROR, "Interface %s may not inherit from class (%s)", ce->name, parent_ce->name);
}
if (parent_ce->ce_flags & ZEND_ACC_FINAL_CLASS) {
zend_error(E_ERROR, "Class %s may not inherit from final class (%s)", ce->name, parent_ce->name);
}
ce->parent = parent_ce;
/* Inherit interfaces */

1
Zend/zend_compile.h
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@ -99,6 +99,7 @@ typedef struct _zend_brk_cont_element {
#define ZEND_ACC_FINAL 0x04
#define ZEND_ACC_INTERFACE 0x08
#define ZEND_ACC_ABSTRACT_CLASS 0x10
#define ZEND_ACC_FINAL_CLASS 0x20
/* The order of those must be kept - public < protected < private */
#define ZEND_ACC_PUBLIC 0x100

1
Zend/zend_language_parser.y
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@ -277,6 +277,7 @@ unticked_class_declaration_statement:
class_entry_type:
T_CLASS { $$.u.constant.value.lval = 0; }
| T_ABSTRACT T_CLASS { $$.u.constant.value.lval = ZEND_ACC_ABSTRACT_CLASS; }
| T_FINAL T_CLASS { $$.u.constant.value.lval = ZEND_ACC_FINAL_CLASS; }
| T_INTERFACE { $$.u.constant.value.lval = ZEND_ACC_INTERFACE; }
;