clean.adb (Clean_Project): Correctly delete executable specified as absolute path...

clean.adb (Clean_Project): Correctly delete executable specified as absolute path names.

2005-06-14  Vincent Celier  <celier@adacore.com>

	* clean.adb (Clean_Project): Correctly delete executable specified as
	absolute path names.

	* make.adb (Gnatmake): Allow relative executable path names with
	directory information even when project files are used.
	(Change_To_Object_Directory): Fail gracefully when unable to change
	current working directory to object directory of a project.
	(Gnatmake): Remove exception handler that could no longer be exercized
	(Compile_Sources.Compile): Use deep copies of arguments, as some of them
	may be deallocated by Normalize_Arguments.
	(Collect_Arguments): Eliminate empty arguments

	* gnatcmd.adb (All_Projects): New Boolean flag, initialized to False,
	and set to True when -U is used for GNAT PRETTY or GNAT METRIC.
	(Check_Project): Return False when Project is No_Project. Return True
	when All_Projects is True.
	(GNATCmd): Recognize switch -U for GNAT PRETTY and GNAT METRIC and set
	All_Projects to True.
	Minor reformatting

From-SVN: r101028