REG_CLOSE_KEY, DISPLAY_REG_CLOSE_KEY

The REG_CLOSE_KEY library routine closes a registry key.

To perform this action on the Windows client machine in an Application Server architecture, use DISPLAY_REG_CLOSE_KEY instead of REG_CLOSE_KEY.

Syntax:

CALL "REG_CLOSE_KEY" USING openKey                      GIVING returnCode

Parameters:

openKey

USAGE UNSIGNED-LONG

Specifies the handle to the open key to be closed. The handle must have been opened by the REG_CREATE_KEY, REG_CREATE_KEY_EX, REG_OPEN_KEY or REG_OPEN_KEY_EX library routine.

Return code:

returnCode can be any signed numeric data item and provides additional information:

-1	Invalid or missing parameters, or not running on Windows
0	Operation successful.
Non zero	Operation failed. Click here for a list of error codes.

Examples:

Example - Close an opened key

working-storage section. copy "isreg.def". 01  open-key-handle         usage unsigned-long. 01  subkey-handle           usage unsigned-long. 77  status-code             pic 9(3). ... procedure division. ... open-key.    move hkey_local_machine to open-key-handle    call "reg_open_key"  using open-key-handle                               "SOFTWARE"                               subkey-handle                        giving status-code.   close-key.    call "reg_close_key" using open-key-handle                                giving status-code.