Working with Job IFS Object Locks

APIs by Example. In “APIs by Example: Working with IFS Object Locks,” I discussed the options to identify jobs that are currently locking or accessing a specific object in the IFS. Likewise, you sometimes need to determine which IFS objects a specific job is locking or accessing. For objects in the QSYS.LIB file system,there are […]

APIs by Example: List Open Files API, and the Display Job Open Files Command

IBM initially conceived APIs to provide programmers with a well-documented and well-structured interface to system information that in the pre-API days was obtained by parsing CL command spooled file output or by calling IBM system internal programs directly. In addition to APIs’ versatility and standardised interfaces, they also often offer much more information and details […]