For more information, see the EDT Message Handler Library.
|int||pdv_debug (int flag)|
|Sets the debug level of the PDV library. |
|Gets the debug level, as set by pdv_debug or outside environment variables. |
Sets the debug level of the PDV library.
This results in debug output being written to the screen by PDV library calls. The same thing can be accomplished by setting the PDVDEBUG environment variable to 1. See also the program setdebug.c for information on using the device driver debug flags.
To control the output of messages from the DV library, see the EDT Message Handler Library.
|flag||flags debug output on (nonzero) or off (zero).|