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19 lines
348 B
Bash
19 lines
348 B
Bash
#!/bin/bash
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# this file contains the utility functions
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# used during installation
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#
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asksure() {
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echo -n "Are you sure (Y/N)? "
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while read -r -n 1 -s answer; do
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if [[ $answer = [YyNn] ]]; then
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[[ $answer = [Yy] ]] && retval=0
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[[ $answer = [Nn] ]] && retval=1
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break
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fi
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done
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echo # just a final linefeed, optics...
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return $retval
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} |