s-parame-vms.ads, [...]: Default_Exception_Msg_Max_Length: new parameter.

s-parame-vms.ads, [...]: Default_Exception_Msg_Max_Length: new parameter.

2005-06-14  Doug Rupp  <rupp@adacore.com>

	* s-parame-vms.ads, s-parame-hpux.ads, s-parame-vms-restrict.ads,
	s-parame-ae653.ads, s-parame.ads, s-parame-vxworks.ads:
	Default_Exception_Msg_Max_Length: new parameter.

	* a-except.ads: (Exception_Msg_Max_Length): Set to
	System.Parameters.Default_Exception_Msg_Max_Length
	Add pragma Preelaborate_05 for AI-362
	Add warnings off to allow categorization violations for AI-362

From-SVN: r101017