Implemented FR #63188 (Display class name when debugging with gdb macro zbacktrace)

.gdbinit

@@ -38,12 +38,41 @@ define dump_bt
 	set $t = $arg0
 	while $t
 		printf "[%p] ", $t
-		if $t->function_state.function->common.function_name
-			if $t->function_state.arguments
-				set $count = (int)*($t->function_state.arguments)
-				printf "%s(", $t->function_state.function->common.function_name
+		set $fst = $t->function_state
+		if $fst.function->common.function_name
+			if $fst.arguments
+				set $count = (int)*($fst.arguments)
+
+				if $t->object
+					if $fst.function.common.scope->name
+						printf "%s->", $fst.function.common.scope->name
+					else
+						set $class_name_ptr = (char **)malloc(sizeof(char **))
+						set $class_name_len = (int *)malloc(sizeof(int *))
+
+						if basic_functions_module.zts
+							set $dup = zend_get_object_classname($t->object, $class_name_ptr, $class_name_len, $tsrm_ls)
+						else
+							set $dup = zend_get_object_classname($t->object, $class_name_ptr, $class_name_len)
+						end
+
+						printf "%s->", *$class_name_ptr
+
+						if !$dup
+							call _efree(*$class_name_ptr, "[GDB]", 0, "", 0)
+						end
+						call (void) free($class_name_ptr)
+						call (void) free($class_name_len)
+					end
+				else
+					if $fst.function.common.scope
+						printf "%s::", $fst.function.common.scope->name
+					end
+				end
+
+				printf "%s(", $fst.function->common.function_name
 				while $count > 0
-					set $zvalue = *(zval **)($t->function_state.arguments - $count)
+					set $zvalue = *(zval **)($fst.arguments - $count)
 					set $type = $zvalue->type
 					if $type == 0
 						printf "NULL"
@@ -73,7 +102,7 @@ define dump_bt
 					if $type == 7
 						printf "resource(#%d)", $zvalue->value.lval
 					end
-					if $type == 8 
+					if $type == 8
 						printf "constant"
 					end
 					if $type == 9
@@ -89,7 +118,7 @@ define dump_bt
 				end
 				printf ") "
 			else
-				printf "%s() ", $t->function_state.function->common.function_name
+				printf "%s() ", $fst.function->common.function_name
 			end
 		else
 			printf "??? "
@@ -600,7 +629,7 @@ define zmemcheck
 		end
 	end
 	if $not_found
-		printf "no such block that begins at %p.\n", $aptr 
+		printf "no such block that begins at %p.\n", $aptr
 	end
 	if $arg0 == 0
 		printf "-------------------------------------------------------------------------------\n"