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tonejito/Makefile

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Full width separator with Perl or (bash) shell magic
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Makefile
SHELL=/bin/bash
# = ^ . ^ =
SEP?=-
COLS=$(shell tput cols)
.PHONY: separator test
test:
@$(MAKE) -s separator
@$(MAKE) -s separator SEP=#
@SEP=_ $(MAKE) -s separator
@SEP== $(MAKE) -s separator
@SEP=+ make -s separator SEP=*
separator:
@(which perl &>/dev/null && perl -e 'print("${SEP}" x ${COLS} . "\n")' || for i in {1..${COLS}} ; do printf '${SEP}' ; done ; echo '')
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tonejito commented Dec 16, 2019 •
edited 

$ make separator
-----------------------------------------------------------------------------------------------------------------------


$ make separator SEP=#
#######################################################################################################################


$ SEP=_ make separator
_______________________________________________________________________________________________________________________


$ SEP== make separator
=======================================================================================================================


$ SEP=+ make separator SEP=*
***********************************************************************************************************************

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