Get rid of useless class_alias() builtin function.
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1bf5c3a8a2
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3530e6ea09
57
engine/vm.c
57
engine/vm.c
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@ -6024,62 +6024,6 @@ static int vm_builtin_interface_exists(ph7_context *pCtx, int nArg, ph7_value **
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ph7_result_bool(pCtx, res);
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return PH7_OK;
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}
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/*
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* bool class_alias([string $original[,string $alias ]])
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* Creates an alias for a class.
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* Parameters
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* original
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* The original class.
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* alias
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* The alias name for the class.
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* Return
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* Returns TRUE on success or FALSE on failure.
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*/
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static int vm_builtin_class_alias(ph7_context *pCtx, int nArg, ph7_value **apArg) {
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const char *zOld, *zNew;
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int nOldLen, nNewLen;
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SyHashEntry *pEntry;
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ph7_class *pClass;
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char *zDup;
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sxi32 rc;
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if(nArg < 2) {
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/* Missing arguments,return FALSE */
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ph7_result_bool(pCtx, 0);
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return PH7_OK;
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}
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/* Extract old class name */
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zOld = ph7_value_to_string(apArg[0], &nOldLen);
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/* Extract alias name */
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zNew = ph7_value_to_string(apArg[1], &nNewLen);
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if(nNewLen < 1) {
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/* Invalid alias name,return FALSE */
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ph7_result_bool(pCtx, 0);
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return PH7_OK;
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}
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/* Perform a hash lookup */
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pEntry = SyHashGet(&pCtx->pVm->hClass, (const void *)zOld, (sxu32)nOldLen);
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if(pEntry == 0) {
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/* No such class,return FALSE */
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ph7_result_bool(pCtx, 0);
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return PH7_OK;
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}
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/* Point to the class */
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pClass = (ph7_class *)pEntry->pUserData;
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/* Duplicate alias name */
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zDup = SyMemBackendStrDup(&pCtx->pVm->sAllocator, zNew, (sxu32)nNewLen);
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if(zDup == 0) {
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/* Out of memory,return FALSE */
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ph7_result_bool(pCtx, 0);
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return PH7_OK;
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}
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/* Create the alias */
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rc = SyHashInsert(&pCtx->pVm->hClass, (const void *)zDup, (sxu32)nNewLen, pClass);
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if(rc != SXRET_OK) {
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SyMemBackendFree(&pCtx->pVm->sAllocator, zDup);
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}
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ph7_result_bool(pCtx, rc == SXRET_OK);
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return PH7_OK;
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}
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/*
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* array get_declared_classes(void)
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* Returns an array with the name of the defined classes
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@ -9889,7 +9833,6 @@ static const ph7_builtin_func aVmFunc[] = {
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/* Constants management */
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{ "get_defined_constants", vm_builtin_get_defined_constants },
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/* Class/Object functions */
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{ "class_alias", vm_builtin_class_alias },
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{ "class_exists", vm_builtin_class_exists },
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{ "property_exists", vm_builtin_property_exists },
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{ "method_exists", vm_builtin_method_exists },
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