<h2>Editing File: /usr/bin/scl_source</h2><form method='post'><textarea name='content' class='file-edit'>#!/bin/bash

_scl_source_help=&quot;Usage: source scl_source &lt;action&gt; [&lt;collection&gt; ...]

Don't use this script outside of SCL scriptlets!

Options:
    -h, --help    display this help and exit&quot;

if [ $# -eq 0 -o $1 = &quot;-h&quot; -o $1 = &quot;--help&quot; ]; then
    echo &quot;$_scl_source_help&quot;
    return 0
fi


if [ -z &quot;$_recursion&quot; ]; then
    _recursion=&quot;false&quot;
fi
if [ -z &quot;$_scl_scriptlet_name&quot; ]; then
    # The only allowed action in the case of recursion is the same
    # as was the original
    _scl_scriptlet_name=$1
fi
shift 1

if [ -z &quot;$_scl_dir&quot; ]; then
    # No need to re-define the directory twice
    _scl_dir=/etc/scl/conf
    if [ ! -e $_scl_dir ]; then
        _scl_dir=/etc/scl/prefixes
    fi
fi

for arg in &quot;$@&quot;; do
    _scl_prefix_file=$_scl_dir/$arg
    _scl_prefix=`cat $_scl_prefix_file 2&gt; /dev/null`
    if [ $? -ne 0 ]; then
        echo &gt;&amp;2 &quot;Can't read $_scl_prefix_file, $arg is probably not installed.&quot;
        return 1
    fi
  
    # First check if the collection is already in the list
    # of collections to be enabled
    for scl in ${_scls[@]}; do
        if [ $arg == $scl ]; then
            continue 2
        fi
    done

    # Now check if the collection isn't already enabled
    if ! /usr/bin/scl_enabled $arg &gt; /dev/null 2&gt; /dev/null; then
        _scls+=($arg)
        _scl_prefixes+=($_scl_prefix)
    fi;
done

if [ $_recursion == &quot;false&quot; ]; then
    _i=0
    _recursion=&quot;true&quot;
    while [ $_i -lt ${#_scls[@]} ]; do
        _scl_scriptlet_path=&quot;${_scl_prefixes[$_i]}/${_scls[$_i]}/${_scl_scriptlet_name}&quot;
        source &quot;$_scl_scriptlet_path&quot;
        if [ $? -ne 0 ]; then
            echo &gt;&amp;2 &quot;Can't source $_scl_scriptlet_name, skipping.&quot;
        else
            export X_SCLS=&quot;${_scls[$_i]} $X_SCLS&quot;
        fi;
        _i=$(($_i+1))
    done
    _scls=()
    _scl_prefixes=()
    _scl_scriptlet_name=&quot;&quot;
    _recursion=&quot;false&quot;
fi
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