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        #!/bin/zsh
      
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        # show used system memory
      
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        # as reported by `memory_pressure` cmd
      
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        #
      
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        # NOTE: this is not portable. 
      
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        #       and Apple is weird as all_.
      
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        #       at least they're unix though.
      
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        free_pct=$(memory_pressure \
      
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          | awk -F': ' '/System-wide memory free percentage/ { gsub(/%/,"",$2); print $2; exit }')
      
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        used_pct=$(( 100 - free_pct ))
      
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        sketchybar --set "${NAME}" label="${used_pct}%"

1	#!/bin/zsh
2	# show used system memory
3	# as reported by `memory_pressure` cmd
4	#
5	# NOTE: this is not portable.
6	# and Apple is weird as all_.
7	# at least they're unix though.
8
9	free_pct=$(memory_pressure \
10	\| awk -F': ' '/System-wide memory free percentage/ { gsub(/%/,"",$2); print $2; exit }')
11	used_pct=$(( 100 - free_pct ))
12	sketchybar --set "${NAME}" label="${used_pct}%"