prj.adb (Hash (Project_Id)): New function

prj.adb (Hash (Project_Id)): New function

2008-05-20  Vincent Celier  <celier@adacore.com>

	* prj.adb (Hash (Project_Id)): New function
	(Project_Empty): Add new component Interfaces_Defined

	* prj.ads (Source_Data): New component Object_Linked
	(Language_Config): New components Object_Generated and Objects_Linked
	(Hash (Project_Id)): New function
	(Source_Data): New Boolean components In_Interfaces and
	Declared_In_Interfaces.
	(Project_Data): New Boolean component Interfaces_Defined

	* prj-attr.adb:
	New project level attribute Object_Generated and Objects_Linked
	Add new project level attribute Interfaces

	* prj-dect.adb: Use functions Present and No throughout
	(Parse_Variable_Declaration): If a string type is specified as a simple
	name and is not found in the current project, look for it also in the
	ancestors of the project.

	* prj-makr.adb:
	Replace procedure Make with procedures Initialize, Process and Finalize
	to implement H414-023: process different directories with different
	patterns.
	Use functions Present and No throughout

	* prj-makr.ads:
	Replace procedure Make with procedures Initialize, Process and Finalize

	* prj-nmsc.adb
	(Add_Source): Set component Object_Exists and Object_Linked accordnig to
	the language configuration.
	(Process_Project_Level_Array_Attributes): Process new attributes
	Object_Generated and Object_Linked.
	(Report_No_Sources): New Boolean parameter Continuation, defaulted to
	False, to indicate that the erreor/warning is a continuation.
	(Check): Call Report_No_Sources with Contnuation = True after the first
	call.
	(Error_Msg): Process successively contnuation character and warning
	character.
	(Find_Explicit_Sources): Check that all declared sources have been found
	(Check_File): Indicate in hash table Source_Names when a declared source
	is found.
	(Check_File): Set Other_Part when found
	(Find_Explicit_Sources): In multi language mode, check if all exceptions
	to the naming scheme have been found. For Ada, report an error if an
	exception has not been found. Otherwise, disregard the exception.
	(Check_Interfaces): New procedure
	(Add_Source): When Other_Part is defined, set mutual pointers in spec
	and body.
	(Check): In multi-language mode, call Check_Interfaces
	(Process_Sources_In_Multi_Language_Mode): Set In_Interfaces to False
	for an excluded source.
	(Remove_Source): A source replacing a source in the interfaces is also
	in the interfaces.

	* prj-pars.adb: Use function Present

	* prj-part.adb: Use functions Present and No throughout
	(Parse_Single_Project): Set the parent project for child projects
	(Create_Virtual_Extending_Project): Register project with no qualifier
	(Parse_Single_Project): Allow an abstract project to be extend several
	times. Do not allow an abstract project to extend a non abstract
	project.

	* prj-pp.adb: Use functions Present and No throughout
	(Print): Take into account the full associative array attribute
	declarations.

	* prj-proc.adb: Use functions Present and No throughout
	(Expression): Call itself with the same From_Project_Node for the
	default value of an external reference.

	* prj-strt.adb: Use functions Present and No throughout
	(Parse_Variable_Reference): If a variable is specified as a simple name
	and is not found in the current project, look for it also in the
	ancestors of the project.

	* prj-tree.ads, prj-tree.adb (Present): New function
	(No): New function
	Use functions Present and No throughout
	(Parent_Project_Of): New function
	(Set_Parent_Project_Of): New procedure

	* snames.ads, snames.adb:
	Add new standard names Object_Generated and Objects_Linked

From-SVN: r135623