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The CALL instruction is supported, including the CALL ON/OFF condition support. In addition, NetMaster REXX has an extension for a standard CALL.
If the name of the program being called is specified in parentheses, then the name is treated as a simple variable. The actual program name is the value of that variable. This design allows you to eliminate many uses of the INTERPRET instruction.
For example, in REXX, to call a program that is dynamically named:
PROGRAM = <some name> INTERPRET 'CALL 'PROGRAM' arg,arg,…'
In NetMaster REXX, you can code instead:
PROGRAM = <some name> CALL (PROGRAM) arg, arg, …
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