Patent ID: 6948170
Filing Date: 2005-09-20
Classification: G06F

Abstract:
1. A computer having an operating system including a kernel and a command interpreter installed therein, and operative to run an external command program, the kernel being operative to manage at least a file system and a memory and perform a multitasking control, the command interpreter being operative to input thereto a command character string indicative of one or more commands including external commands and interpret the command character string to execute the respective commands in the command character string in accordance with a control scheme specified by the character string, the external command program being described in an executable file stored in a predetermined directory of the file system, the program being executable by a process generated therefor by the kernel under control of the kernel, the command interpreter being implementable as one of the external commands, wherein the external commands include a function command which is executable with a file name taken as an argument, wherein, when the function command is executed with the file name taken as the argument, a process executing the function command inputs a script character string described in a predetermined format in a file specified by the file name, then converts the script character string into a command character string interpretable by the command interpreter, and newly invokes the command interpreter to output the command character string to the command interpreter.