GDDM-GKS V1R1 Programming Guide and Reference
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GQCHSP

GDDM-GKS V1R1 Programming Guide and Reference
SC33-0334-00
Purpose
 GQCHSP  (errind, chsp)
   
 APL code  1455
 GKS RCP code  X'38009C00' (939564032)
   
Function: To inquire character spacing.
Inquiry function. Returns the current character spacing from the GKS state list.
Parameters

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

chsp (returned by GDDM) (short floating point)
The spacing between characters, defined as a fraction of the nominal character height.
Operating states
GKOP, WSOP, WSAC, SGOP
Related functions
Set character spacing (GSCHSP)
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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