MFH: Fixed #46053 (SplFileObject::seek - Endless loop)

ext/spl/spl_directory.c

@@ -2469,7 +2469,9 @@ SPL_METHOD(SplFileObject, seek)
 	spl_filesystem_file_rewind(getThis(), intern TSRMLS_CC);
 	
 	while(intern->u.file.current_line_num < line_pos) {
-		spl_filesystem_file_read_line(getThis(), intern, 1 TSRMLS_CC);
+		if (spl_filesystem_file_read_line(getThis(), intern, 1 TSRMLS_CC) == FAILURE) {
+			break;
+		}
 	}
 } /* }}} */
 

ext/spl/tests/bug46053.phpt

@@ -0,0 +1,12 @@
+--TEST--
+Bug #46053 (SplFileObject::seek - Endless loop)
+--FILE--
+<?php
+
+$x = new splfileobject(__FILE__);
+$x->getPathName();
+$x->seek(10);
+$x->seek(0);
+var_dump(trim($x->fgets()));
+--EXPECTF--
+string(%d) "<?php"