21 lines
778 B
Plaintext
21 lines
778 B
Plaintext
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#! /bin/bash
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# If possible use the KDE program kdialog
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# otherwise fall back to the generic X program xmessage.
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if test -x $( type -p kdialog )
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then PopupProgram='kdialog --error'
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else PopupProgram='xmessage'
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fi
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# If hp-toolbox cannot access a hplip device
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# then it doesn't show up on the X window system.
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# It only shows an 'ERROR...' or 'error...' message on stderr
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# but exits nevertheless with zero exit code.
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# Note that one cannot grep for '^error' because there are leading
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# escape codes (e.g. "esc [ 3 1 ; 0 1 m") in the output lines.
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if test -x $( type -p hp-toolbox )
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then hp-toolbox 2>&1 1>/dev/null | grep -q -i 'error' && $PopupProgram 'No HP all-in-one device found (those devices require a special setup).'
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else $PopupProgram 'Cannot execute hp-toolbox.'
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fi
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