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45 lines
847 B
Plaintext
45 lines
847 B
Plaintext
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#!/bin/sh
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# (C) 2008 Yann E. MORIN <yann.morin.1998@anciens.enib.fr>
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# Licensed under the GPL v.2
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LIBDUMA_SO=
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case "$1" in
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-on)
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case "${LD_PRELOAD}" in
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*${LIBDUMA_SO}*) ;;
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*) LD_PRELOAD="${LIBDUMA_SO} ${LD_PRELOAD}";;
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esac
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shift
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;;
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-off)
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LD_PRELOAD="${LD_PRELOAD//${LIBDUMA_SO}/}"
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shift
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;;
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-show)
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case "${LD_PRELOAD}" in
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*${LIBDUMA_SO}*) echo "duma is enabled";;
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*) echo "duma is disabled";;
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esac
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exit 0
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;;
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"")
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cat <<_EOF_
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Usage:
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. $0 <-on|-off|-show>
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Sets, unsets or show DUMA usage.
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$0 <executable [arg...]>
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Execute 'executable' (with arguments 'args') using DUMA.
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_EOF_
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false # Don't 'exit', we could well be source'd
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;;
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*)
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exec "$0" -on "$@"
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;;
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esac
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export LD_PRELOAD
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if [ -n "$1" ]; then
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exec "$@"
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fi
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