Blame Automation/Scripts/tcar_unsetModuleEnvironment.sh

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#!/bin/bash
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######################################################################
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#
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#   tcar_unsetModuleEnvironment.sh -- This function unsets functionalities from
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#   centos-art.sh script execution environment.
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#
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#   Written by: 
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#   * Alain Reguera Delgado <al@centos.org.cu>, 2009-2013
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#     Key fingerprint = D67D 0F82 4CBD 90BC 6421  DF28 7CCE 757C 17CA 3951
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#
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# Copyright (C) 2009-2013 The CentOS Project
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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######################################################################
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function tcar_unsetModuleEnvironment {
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    # Define export id used to retrieve function files. This is the
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    # same export id used to export functions without the directory
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    # part.
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    local FUNCTION_EXPORTID=$(basename "${1}")
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    # Verify suffix value used to retrieve function files.
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    if [[ -z ${FUNCTION_EXPORTID} ]];then
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        tcar_printMessage "`gettext "The export id was not provided."`" --as-error-line
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    fi
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    # Define list of format-specific functionalities. This is the
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    # list of function definitions previously exported by
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    # `tcar_setModuleEnvironmentScripts'.  Be sure to limit the list to function
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    # names that start with the suffix specified only.
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    local FUNCTION_DEF=''
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    local FUNCTION_DEFS=$(declare -F | gawk '{ print $3 }' | egrep "^${FUNCTION_EXPORTID}")
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    # Unset function names from current execution environment.
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    for FUNCTION_DEF in ${FUNCTION_DEFS};do
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        unset -f ${FUNCTION_DEF}
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    done
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}