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job-output.mk revision 1.2.4.2 
      1 # $NetBSD: job-output.mk,v 1.2.4.2 2025/08/02 05:58:35 perseant Exp $
      2 #
      3 # Tests for handling the output in parallel mode.
      4 
      5 all: .PHONY
      6 	@${MAKE} -f ${MAKEFILE} -j1 empty-lines
      7 	@${MAKE} -f ${MAKEFILE} -j1 stdout-and-stderr
      8 	@${MAKE} -f ${MAKEFILE} -j1 echo-on-stdout-and-stderr
      9 
     10 # By sleeping for a second, the output of the child process is written byte
     11 # by byte, to be consumed in small pieces by make.  No matter what the chunk
     12 # size is, the empty lines must not be discarded.
     13 empty-lines: .PHONY
     14 	@echo begin $@
     15 	@sleep 1
     16 	@echo
     17 	@sleep 1
     18 	@echo
     19 	@sleep 1
     20 	@echo end $@
     21 
     22 # In parallel mode, both stdout and stderr from the child process are
     23 # collected in a local buffer and then written to make's stdout.
     24 #
     25 # expect: begin stdout-and-stderr
     26 # expect: only stdout:
     27 # expect: This is stdout.
     28 # expect: This is stderr.
     29 # expect: only stderr:
     30 # expect: end stdout-and-stderr
     31 stdout-and-stderr:
     32 	@echo begin $@
     33 	@echo only stdout:
     34 	@${MAKE} -f ${MAKEFILE} echo-on-stdout-and-stderr 2>/dev/null
     35 	@echo only stderr:
     36 	@${MAKE} -f ${MAKEFILE} echo-on-stdout-and-stderr 1>/dev/null
     37 	@echo end $@
     38 
     39 echo-on-stdout-and-stderr: .PHONY
     40 	@echo This is stdout.
     41 	@echo This is stderr. 1>&2
     42