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7.9 CALL
| Note |
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| Note: Usage options |
The CALL command is used to invoke a 3GL program or process or function and optionally pass parameters, data structures and lists into it. The CALL command can also be used in WAM Components to invoke other WEBROUTINEs in the same WAM Component or other WAM Components.
Portability Considerations | See Parameters PARM and PGM and Specifying File Names in I/O Commands. |
Also See
7.9.2 CALL Comments / Warnings
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Optional CALL | ||
| No Format | ||
| Optional
CALL --------- PGM ------------- *NONE --------------------- --> pgm name pgm name . *LIBL pgm name . library name >-- PROCESS> >-- PROCESS --------- *NONE ---------------------- -> *DIRECT process name >-- FUNCTION> >-- FUNCTION ------ *MENU -----------------------> function name >-- WEBROUTINE --- webroutine name
>-- WEBROUTINE --- webroutine name -------------> *SERVICE service name *EVALUATE field name >-- ONENTRY
>-- ONENTRY ------ *MAP_NONE ------------------ ->>
>-- ONEXIT -------- *MAP_NONE ------------------->
>-- PARM ---------- list of parameters ---------------> | expandable group expression |
20 maximum ------------ >-- EXIT_USED ------ *EXIT -----------------------------> *MENU *NEXT *RETURN label >-- MENU_USED
>-- MENU_USED ---- *MENU --------------------------> *EXIT *NEXT *RETURN label >-- NUM_LEN
>-- NUM_LEN ------ *ALL15 --------------------------->
>-- PGM_EXCH ----- *NO -----------------------------> *YES
>-- IF_ERROR ------ *ABORT --------------------------> *NEXT *RETURN label >-- PASS_DS
>-- PASS_DS ------ data structure names --------> | |
20 max ------- >-- PASSPASS_ LSTLST ----- working list namesworking list names -------------| | |
20 max ------- |