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      1 # $NetBSD: deptgt-suffixes.mk,v 1.4 2020/11/21 21:54:42 rillig Exp $
      2 #
      3 # Tests for the special target .SUFFIXES in dependency declarations.
      4 #
      5 # See also:
      6 #	varname-dot-includes.mk
      7 #	varname-dot-libs.mk
      8 
      9 .MAKEFLAGS: -dg1
     10 
     11 .MAIN: all
     12 
     13 .SUFFIXES: .custom-null
     14 
     15 # TODO: What is the effect of this? How is it useful?
     16 .NULL: .custom-null
     17 .PATH.custom-null: . ..
     18 
     19 # The order in which the suffixes are listed doesn't matter.
     20 # Here, they are listed from source to target, just like in the transformation
     21 # rule below it.
     22 .SUFFIXES: .src-left .tgt-right
     23 deptgt-suffixes.src-left:
     24 	: Making ${.TARGET} out of nothing.
     25 .src-left.tgt-right:
     26 	: Making ${.TARGET} from ${.IMPSRC}.
     27 all: deptgt-suffixes.tgt-right
     28 
     29 # Here, the target is listed earlier than the source.
     30 .SUFFIXES: .tgt-left .src-right
     31 deptgt-suffixes.src-right:
     32 	: Making ${.TARGET} out of nothing.
     33 .src-right.tgt-left:
     34 	: Making ${.TARGET} from ${.IMPSRC}.
     35 all: deptgt-suffixes.tgt-left
     36