##	Test makefile for AM###  Allow for empty macros.#EMPTY=##  Allow for white space in macro assignment.#TEXT_1=no white spaceTEXT_2 =left hand sideTEXT_3= right hand sideTEXT_4 = both sidesTEXT_5	=	tabs boths sides##  Test psuedo targets.#all : print_macros repeat redefine many flags multiple split errors doneprint_macros : empty t1 t2 t3 t4 t5 t.all##  Targets with no dependencies.#empty :	echo EMPTY='$(EMPTY)'t1 :	echo TEXT_1='$(TEXT_1)'t2 :	echo TEXT_2='$(TEXT_2)'t3 :	echo TEXT_3='$(TEXT_3)'t4 :	echo TEXT_4='$(TEXT_4)'t5 :	echo TEXT_5='$(TEXT_5)'t.all :	echo $(TEXT_1) $(TEXT_2) $(TEXT_3) $(TEXT_4) $(TEXT_5)##  Test redefinition of macros.  AM allows redefinition and #  evaluates macros immediately.#TEXT_1	=text number 1TEXT_2	= test macro split \	across lines \	three linesTEXT_3	= test dollar macro '$$'TEXT_4	= test dollar again "$$(TEXT_1)"TEXT_5	=	imbeded macro '$(TEXT_1)'redefine : r1 r2 r3 r4 r5 r1 :	echo TEXT_1='$(TEXT_1)'r2 :	echo TEXT_2='$(TEXT_2)'r3 :	echo TEXT_3='$(TEXT_3)'r4 :	echo TEXT_4='$(TEXT_4)'r5 :	echo TEXT_5='$(TEXT_5)'##  Try to update a prerequisite more than once.  Subsequent occurences#  should be ignored once a prerequisite has been updated.#repeat: t1 repeat.a t3repeat.a : t2 t1##  Target with multi-line receipe.#many : leaf.1 leaf.2	echo Execute receipe with multiple commands.	ls -1 leaf.*	echo Last line of receipe for target 'many'.leaf.1 :	touch leaf.1leaf.2 : 	touch leaf.2##  Test receipe line flags.#flags : silence ignore always combination#  Command not displayed before execution.silence :	echo You should not see the 'ls' command printed. 	@ls leaf.*#  Ignore errors from command.ignore :	echo The 'ls' command should fail but not terminate AM.	-ls unknown#  This flag is ignored by AM since we don't support a silence option (-n).always :	+echo The '+' flag is accepted and ignored.combination:	-@echo The next displayed line should not be 'ls unknown'	@-ls unknown	@+-echo Combined flags test completed.##  Multiple targets.#multiple : node.2 node.5node.1 node.2 node.3 : leaf.1 leaf.2	touch node.1 node.2 node.3node.4 node.5 : node.2 leaf.3 	touch node.4 node.5leaf.3 :	touch leaf.3##  Test split lines.#split : node.6 leaf.4 split.cmd	echo Completed split line tests.#  Target dependencies split across lines.node.6 : leaf.1 \	leaf.2 \	leaf.3	echo Test dependency list split across lines.	touch node.6#  Target list split across lines.split.tar \leaf.4 \leaf.5 :	echo Test target list split across lines	touch leaf.4 leaf.5 #  Command lines split across lines.split.cmd:	echo Try spliting command \		lines across more \	than one line.##  Test AM error reports and exit statuses.#errors:	-am test.mk error.1	-am test.mk error.2	-am test.mk error.3	#  Target that does not exist, has no dependencies, and no commands.error.1:#  Target where dependency does not exist.error.2: unknown#  Receipe command causes error.error.3: t1 fail t2fail:	ls -l unknown###done:	echo AM Test Completeclean:	rm leaf.* node.*