8. In an information processing system having a processor, and a display unit connected to the processor; a method of automatically generating a program comprising the steps of: inputting information specifying a program structure comprising a number of modules to be generated and generating a diagram of said program structure on said display unit by said processor; inputting information specifying operations to be performed and a flow of said operation within each program modules which is a member of said module structure diagram and generating a processing flow diagram on said display unit by said processor; identifying common data of a plurality of said modules for processing each of said modules; generating program statements from said module structure diagram and said processing flow diagram based on said common data; adding statements to or deleting statements from said generated program statements, based on at least a syntax of said program; and editing said generated program statements and said added statements based on said syntax of said program.
8. In an information processing system having a processor, and a display unit connected to the processor; a method of automatically generating a program comprising the steps of: inputting information specifying a program structure comprising a number of modules to be generated and generating a diagram of said program structure on said display unit by said processor; inputting information specifying operations to be performed and a flow of said operation within each program modules which is a member of said module structure diagram and generating a processing flow diagram on said display unit by said processor; identifying common data of a plurality of said modules for processing each of said modules; generating program statements from said module structure diagram and said processing flow diagram based on said common data; adding statements to or deleting statements from said generated program statements, based on at least a syntax of said program; and editing said generated program statements and said added statements based on said syntax of said program. 11. A method of automatically generating a program according to claim 8, wherein said method further comprises the set of defining internal data of said processing flow diagram.