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Revision 11856

lib/sh/util.sh: added not(), for use in prefixing wrapped commands

View differences:

lib/sh/util.sh
58 58
function echo_vars() { :; }
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#### logic
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not() { ! "$@"; } # usage: wrapper_cmd not wrapped_cmd... # inverts exit status
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61 66
#### vars
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63 68
set_var() { eval "$1"'="$2"'; }

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