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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2007-10-23 12:33:58 UTC
  • mto: (1.5.1 sid)
  • mto: This revision was merged to the branch mainline in revision 90.
  • Revision ID: james.westby@ubuntu.com-20071023123358-xaf8mjc5n84d5gtz
Tags: upstream-0.5.10
Import upstream version 0.5.10

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tools/hal-functions
 
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# -*-Shell-script-*-
 
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#
 
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# hal-functions         This file contains functions to be used by most or all
 
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#                       hal shell scripts
 
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hal_check_priv() {
 
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    if [ "$HAVE_POLKIT" = "1" -a -n $HAL_METHOD_INVOKED_BY_SYSTEMBUS_CONNECTION_NAME ]; then
 
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        local ACTION
 
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        local PK_RESULT
 
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        local RET
 
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        ACTION=$1
 
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        PK_RESULT=`hal-is-caller-privileged --udi $UDI --action $ACTION \
 
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            --caller $HAL_METHOD_INVOKED_BY_SYSTEMBUS_CONNECTION_NAME`
 
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        RET=$?
 
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        if [ "$RET" != "0" ]; then
 
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            echo "org.freedesktop.Hal.Device.Error" >&2
 
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            echo "Cannot determine if caller is privileged" >&2
 
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            exit 1
 
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        fi
 
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        if [ "$PK_RESULT" != "yes" ] ;then
 
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            echo "org.freedesktop.Hal.Device.PermissionDeniedByPolicy" >&2
 
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            echo "$ACTION $PK_RESULT <-- (action, result)" >&2
 
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            exit 1
 
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        fi
 
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    fi
 
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}
 
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hal_call_backend() {
 
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    local PROGRAM
 
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    PROGRAM=$(basename $0)
 
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    if [ -n "$HALD_UNAME_S" -a -x ./$HALD_UNAME_S/$PROGRAM-$HALD_UNAME_S ]; then
 
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        ./$HALD_UNAME_S/$PROGRAM-$HALD_UNAME_S $@
 
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    else
 
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        echo "org.freedesktop.Hal.Device.UnknownError" >&2
 
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        echo "No back-end for your operating system" >&2
 
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        exit 1
 
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    fi
 
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}
 
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hal_exec_backend() {
 
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    local PROGRAM
 
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    PROGRAM=$(basename $0)
 
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    if [ -n "$HALD_UNAME_S" -a -x ./$HALD_UNAME_S/$PROGRAM-$HALD_UNAME_S ]; then
 
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        exec ./$HALD_UNAME_S/$PROGRAM-$HALD_UNAME_S $@
 
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    else
 
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        echo "org.freedesktop.Hal.Device.UnknownError" >&2
 
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        echo "No back-end for your operating system" >&2
 
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        exit 1
 
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    fi
 
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}