A non-transitory computer-readable recording medium having stored therein a control program for causing a computer to execute a control process, the control process includes: when a program of an execution file group generated by including an execution file of the program and a call processing execution file including specifying information, which specifies that the call processing execution file includes an instruction to be called by an external program, is started, storing the call processing execution file specified based on the specifying information in a storage area capable of being referenced by an execution based program which executes the program; referencing the storage area according to a retrieval request by the external program; and extracting an instruction of the call processing execution file corresponding to the retrieval request.