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25 lines
384 B
Bash
25 lines
384 B
Bash
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#!/bin/sh
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set -eu
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CONFIG=$1
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TARGET=$2
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if [ $# -ne 2 ]; then
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echo 'Invalid number of arguments.'
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exit 1
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fi
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if [ ! -f $CONFIG ]; then
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echo "$CONFIG not found."
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exit 2
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fi
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if [ ! -f $TARGET ]; then
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echo "$TARGET not found."
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exit 3
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fi
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DEFINES=$(awk '$1 == "#define" && $3 == "1" { printf "-D%s ", $2 }' $CONFIG)
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m4 -P $DEFINES $TARGET
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