GDDM-GKS V1R1 Programming Guide and Reference
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GQCHXP

GDDM-GKS V1R1 Programming Guide and Reference
SC33-0334-00
Purpose
 GQCHXP  (errind, chxp)
   
 APL code  1454
 GKS RCP code  X'38009B00' (939563776)
   
Function: To inquire character expansion factor.
Inquiry functions. Returns the current character expansion factor from the GKS state list.
Parameters

errind (returned by GDDM) (fullword integer)
The error indicator.

chxp (returned by GDDM) (short floating point)
The character expansion factor.
Operating states
GKOP, WSOP, WSAC, SGOP
Related functions
Set character expansion factor (GSCHXP)
Description
If the inquired information is available, it is returned as output, and errind is returned as 0 (zero). If the inquired information is not available, all output is invalid, and errind returns an error indicator.
Principal errors
8
GKS not in proper state: GKS shall be in one of the states GKOP, WSOP, WSAC, or SGOP

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