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cmd-errors-jobs.mk revision 1.12 
      1 # $NetBSD: cmd-errors-jobs.mk,v 1.12 2024/07/22 18:11:15 rillig Exp $
      2 #
      3 # Demonstrate how errors in expressions affect whether the commands
      4 # are actually executed in jobs mode.
      5 
      6 RUN=	@ run() {					\
      7 		echo "begin $$*"			\
      8 		&& ${MAKE} -f ${MAKEFILE} -j1 "$$*"	\
      9 		&& echo "end $$* with status $$?"	\
     10 		|| echo "end $$* with status $$?"	\
     11 		&& echo;				\
     12 	} && run
     13 
     14 all:
     15 	${RUN} undefined-direct
     16 	${RUN} undefined-indirect
     17 	${RUN} parse-error-direct
     18 	${RUN} parse-error-indirect
     19 	${RUN} begin-direct
     20 	${RUN} begin-indirect
     21 	${RUN} end-direct
     22 	${RUN} end-indirect
     23 
     24 
     25 # Undefined variables in expressions are not an error.  They expand to empty
     26 # strings.
     27 # expect: : undefined-direct--eol
     28 # expect: end undefined-direct with status 0
     29 # expect: : undefined-direct--eol
     30 # expect: end undefined-indirect with status 0
     31 undefined-indirect: undefined-direct
     32 undefined-direct:
     33 	: $@-${UNDEFINED}-eol
     34 
     35 
     36 parse-error-indirect: parse-error-direct
     37 parse-error-direct: parse-error-unclosed-expression
     38 parse-error-direct: parse-error-unclosed-modifier
     39 parse-error-direct: parse-error-unknown-modifier
     40 
     41 parse-error-unclosed-expression:
     42 	: unexpected $@-${UNCLOSED
     43 
     44 parse-error-unclosed-modifier:
     45 	: unexpected $@-${UNCLOSED:
     46 
     47 parse-error-unknown-modifier:
     48 	: unexpected $@-${UNKNOWN:Z}-eol
     49 
     50 # expect-not: : unexpected
     51 # expect: make: in target "parse-error-unclosed-expression": Unclosed variable "UNCLOSED"
     52 # expect: make: in target "parse-error-unclosed-modifier": while evaluating variable "UNCLOSED" with value "": Unclosed expression, expecting '}'
     53 # expect: make: in target "parse-error-unknown-modifier": while evaluating variable "UNKNOWN" with value "": Unknown modifier "Z"
     54 # expect: end parse-error-direct with status 2
     55 # expect: make: in target "parse-error-unclosed-expression": Unclosed variable "UNCLOSED"
     56 # expect: make: in target "parse-error-unclosed-modifier": while evaluating variable "UNCLOSED" with value "": Unclosed expression, expecting '}'
     57 # expect: make: in target "parse-error-unknown-modifier": while evaluating variable "UNKNOWN" with value "": Unknown modifier "Z"
     58 # expect: end parse-error-indirect with status 2
     59 
     60 
     61 .if make(begin-direct)
     62 begin-direct:
     63 .BEGIN:
     64 	(exit 13) # $@
     65 .endif
     66 # expect: begin begin-direct
     67 # expect: make: stopped making "begin-direct" in unit-tests
     68 # expect: end begin-direct with status 1
     69 
     70 
     71 .if make(begin-indirect)
     72 begin-indirect:
     73 .BEGIN: before-begin
     74 	: Making $@
     75 before-begin:
     76 	(exit 13) # $@
     77 .endif
     78 # expect: begin begin-indirect
     79 # expect: *** Error code 13 (continuing)
     80 # expect: make: stopped making "begin-indirect" in unit-tests
     81 # expect: end begin-indirect with status 1
     82 
     83 
     84 .if make(end-direct)
     85 end-direct:
     86 .END:
     87 	(exit 13) # $@
     88 .endif
     89 # expect: begin end-direct
     90 # expect: *** Error code 13 (continuing)
     91 # expect: Stop.
     92 # expect: make: stopped making "end-direct" in unit-tests
     93 # expect: end end-direct with status 1
     94 
     95 .if make(end-indirect)
     96 end-indirect:
     97 .END: before-end
     98 	: Making $@
     99 before-end:
    100 	(exit 13) # $@
    101 .endif
    102 # expect: begin end-indirect
    103 # expect: *** Error code 13 (continuing)
    104 # expect: make: stopped making "end-indirect" in unit-tests
    105 # expect: end end-indirect with status 1
    106