2006-10-31  Robert Dewar  <dewar@adacore.com>

	* errout.ads, errout.adb (Finalize): Implement switch -gnatd.m
	Avoid abbreviation Creat
	(Finalize): List all sources in extended mail source if -gnatl
	switch is active.
	Suppress copyright notice to file in -gnatl=f mode if -gnatd7 set
	(Finalize): Implement new -gnatl=xxx switch to output listing to file
	(Set_Specific_Warning_On): New procedure
	(Set_Specific_Warning_Off): New procedure
	Add implementation of new insertion \\
	(Error_Msg_Internal): Add handling for Error_Msg_Line_Length
	(Unwind_Internal_Type): Improve report on anonymous access_to_subprogram
	types.
	(Error_Msg_Internal): Make sure that we set Last_Killed to
	True when a message from another package is suppressed.
	Implement insertion character ~ (insert string)
	(First_Node): Minor adjustments to get better placement.

	* frontend.adb: 
	Implement new -gnatl=xxx switch to output listing to file

	* gnat1drv.adb: 
	Implement new -gnatl=xxx switch to output listing to file

        * opt.ads: (Warn_On_Questionable_Missing_Paren): New switch
	(Commands_To_Stdout): New flag
	Implement new -gnatl=xxx switch to output listing to file
	New switch Dump_Source_Text
	(Warn_On_Deleted_Code): New warning flag for -gnatwt
	Define Error_Msg_Line_Length
	(Warn_On_Assumed_Low_Bound): New switch

	* osint.ads, osint.adb
	(Normalize_Directory_Name): Fix bug.
	Implement new -gnatl=xxx switch to output listing to file
	(Concat): Removed, replaced by real concatenation
	Make use of concatenation now allowed in compiler
	(Executable_Prefix.Get_Install_Dir): First get the full path, so that
	we find the 'lib' or 'bin' directory even when the tool has been
	invoked with a relative path.
	(Executable_Name): New function taking string parameters.

	* osint-c.ads, osint-c.adb: 
	Implement new -gnatl=xxx switch to output listing to file

	* sinput-d.adb: Change name Creat_Debug_File to Create_Debug_File

	* switch-c.adb: 
	Implement new -gnatl=xxx switch to output listing to file
	Recognize new -gnatL switch
	(no longer keep in old warning about old style usage)
	Use concatenation to simplify code
	Recognize -gnatjnn switch
	(Scan_Front_End_Switches): Clean up handling of -gnatW
	(Scan_Front_End_Switches): Include Warn_On_Assumed_Low_Bound for -gnatg

From-SVN: r118251