63 lines
1.6 KiB
Text
63 lines
1.6 KiB
Text
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#!/bin/bash
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# I acknowledge that this is weird. Autoconf/automake are just too heavy for this task.
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echo "Configuring. Please answer the following questions:"
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# Read through config.mk.in. Every time a variable pops up, emit the comment
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# before it and prompt the user for a value, using the setting in config.mk.in as a default
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TEMPFILE=.config.temp
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declare -A CONFIG
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COMMENT=""
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echo -n > $TEMPFILE
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while read LINE <&4; do
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if echo "$LINE" | grep -q '^#'; then
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COMMENT=$(echo "$LINE" | sed -e 's/^#\+ *//')
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elif echo "$LINE" | grep -q '^[0-9A-Z_]\+ *= *'; then
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VARNAME=$(echo "$LINE" | sed -e 's/ *=.*//')
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DEFAULT=$(echo "$LINE" | sed -e 's/^[0-9A-Z_]\+ *= *//')
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# if there are prefix vars that are false, we need to skip
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SKIP=0
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for K in "${!CONFIG[@]}"; do
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if echo "$VARNAME" | grep -q "^${K}"; then
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if [[ ${CONFIG[$K]} -eq 0 ]]; then
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SKIP=1
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break
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fi
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fi
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done
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if [[ SKIP -eq 0 ]]; then
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echo
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echo "$COMMENT"
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#echo "$LINE"
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echo "(default: ${DEFAULT})"
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echo -n "> "
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read VALUE
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if [[ -z $VALUE ]]; then
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VALUE="${DEFAULT}"
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fi
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CONFIG[${VARNAME}]="${VALUE}"
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echo "# ${COMMENT}" >> $TEMPFILE
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echo "${VARNAME} = ${VALUE}" >> $TEMPFILE
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echo >> $TEMPFILE
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fi
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fi
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done 4< <(cat config.mk.in)
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echo
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echo "All done! Putting your configuration into config.mk"
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mv $TEMPFILE config.mk
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