Output Parameters | Significance |
char *val | value of the environment variable or name of the temporary directory |
Return Code | Significance |
0 | all ok |
-1 | no graphical interface initialized |
-2 | RPC buffer overrun |
In the calling program memory space of the size of the expected value must be provided.
The temporary directory is created by the client at run-time in the directory specified by the client environment variable DATAVIEW_CTMP. If DATAVIEW_CTMP is not set, /tmp
is used for UNIX, the temporary directory %TEMP%
for Windows.