dfc1ffbdba
Better exception handling. More consistent handling of return values. Updated documentation.
32 lines
510 B
Ruby
Executable file
32 lines
510 B
Ruby
Executable file
#!/usr/bin/env ruby
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require 'comedi'
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require 'getoptlong'
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require 'common'
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include Comedi
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parse_options
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begin
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dev = Comedi::open($filename)
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rescue
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comedi_perror($filename)
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exit 1
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end
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if $verbose
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print "measuring device=#{$filename} subdevice=#{$subdevice}"
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print " channel=#{$channel} range=#{$range}"
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print " analog reference=#{$aref}\n"
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end
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begin
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data = dev.data_read($subdevice, $channel, $range, $aref)
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rescue
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comedi_perror($filename)
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exit 1
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end
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puts data
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exit 0
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