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- Support importing constants. e.g.:

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<?php

	class MyOuterClass {
		const Hello = "Hello, World\n";
	}

	import const Hello from MyOuterClass;
	print Hello;
This commit is contained in:
Andi Gutmans 2002-03-08 10:58:24 +00:00
parent 7918fe45b4
commit 90f6005f58
1 changed files with 43 additions and 0 deletions
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43
Zend/zend_execute.c
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@ -1462,9 +1462,52 @@ binary_assign_op_addr: {
case ZEND_IMPORT_CONST:
{
zend_class_entry *ce;
zval **import_constant;
zend_constant c;
ce = EX(Ts)[EX(opline)->op1.u.var].EA.class_entry;
if (EX(opline)->op2.op_type != IS_UNUSED) {
char *const_name_strval;
int const_name_strlen;
const_name_strval = EX(opline)->op2.u.constant.value.str.val;
const_name_strlen = EX(opline)->op2.u.constant.value.str.len;
if (zend_hash_find(&ce->constants_table, const_name_strval, const_name_strlen + 1, (void **) &import_constant)==FAILURE) {
zend_error(E_ERROR, "Import: constant %s not found", const_name_strval);
}
c.value = **import_constant;
zval_copy_ctor(&c.value);
c.flags = CONST_CS;
c.name = zend_strndup(const_name_strval, const_name_strlen);
c.name_len = const_name_strlen + 1;
if (zend_register_constant(&c TSRMLS_CC) == FAILURE) {
zend_error(E_ERROR, "Import: unable to register constant %s", const_name_strval);
}
} else {
HashPosition pos;
char *key;
uint key_length;
int key_type;
ulong dummy;
zend_hash_internal_pointer_reset_ex(&ce->constants_table, &pos);
while(zend_hash_get_current_data_ex(&ce->constants_table, (void **)&import_constant, &pos) == SUCCESS) {
key_type = zend_hash_get_current_key_ex(&ce->constants_table, &key, &key_length, &dummy, 0, &pos);
c.value = **import_constant;
zval_copy_ctor(&c.value);
c.flags = CONST_CS;
c.name = zend_strndup(key, key_length - 1);
c.name_len = key_length;
if (zend_register_constant(&c TSRMLS_CC) == FAILURE) {
zend_error(E_ERROR, "Import: unable to register constant %s", key);
}
zend_hash_move_forward_ex(&ce->constants_table, &pos);
}
}
NEXT_OPCODE();
}
case ZEND_FETCH_CLASS: