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depsrc-use.mk revision 1.4 
      1  1.4  rillig # $NetBSD: depsrc-use.mk,v 1.4 2020/08/22 12:30:57 rillig Exp $
      2  1.1  rillig #
      3  1.3  rillig # Tests for the special source .USE in dependency declarations,
      4  1.3  rillig # which allows to append common commands to other targets.
      5  1.1  rillig 
      6  1.3  rillig all: action directly
      7  1.1  rillig 
      8  1.3  rillig first: .USE
      9  1.4  rillig 	@echo first 1		# Using ${.TARGET} here would expand to "action"
     10  1.4  rillig 	@echo first 2
     11  1.3  rillig 
     12  1.3  rillig second: .USE
     13  1.4  rillig 	@echo second 1
     14  1.4  rillig 	@echo second 2
     15  1.3  rillig 
     16  1.3  rillig # It's possible but uncommon to have a .USE target with no commands.
     17  1.3  rillig # This may happen as the result of expanding a .for loop.
     18  1.3  rillig empty: .USE
     19  1.3  rillig 
     20  1.3  rillig # It's possible but uncommon to directly make a .USEBEFORE target.
     21  1.3  rillig directly: .USE
     22  1.3  rillig 	@echo directly
     23  1.3  rillig 
     24  1.3  rillig action: first second empty
     25