19 lines
389 B
Text
19 lines
389 B
Text
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#!/bin/sh
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# check if a command is available
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has_command() { # $command
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command -v "${1}" 1>/dev/null 2>/dev/null
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}
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needs_commands() { # $status $cmd1 $cmd2 ...
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_nc_status="${1}"
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shift 1
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for _nc_cmd in "${@}"; do
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if ! has_command "${_nc_cmd}"; then
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echo "Command '${_nc_cmd}' not available!" >&2
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exit "${_nc_status}"
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fi
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done
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}
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