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dfUserLog()
Add a message to the log file
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Syntax:

     dfUserLog( <cMsg> ) --> NIL

Parameters:

     <cMsg>     Message to add

Returns:

     NIL

Description:

     Add a message to the LOG file
     
     This function make the DBLOG file in the same directory of the DBDD
     and add the messafe <cMsg> to the file
     
     With the setting dfSet( AI_ENABLEUSERTRACE ) the log file it's enabled
     
     When this setting it's acttive some library function adds to the log
     file some information about the locking and the inpur/output operation
     of the library

Example:

     // Trace on
     dfSet( AI_ENABLEUSERTRACE, .T. )
     
     // Application Trace
     dfUserLog( "Test Message" )
     MyFormExe()
     
     // Trace Off
     dfSet( AI_ENABLEUSERTRACE, .F. )

See also:

     dfNet(), dfSet()