21 lines
729 B
Plaintext
21 lines
729 B
Plaintext
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#!/bin/sh
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file_magic=$1; shift
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gcc=$1; shift
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file=$1; shift
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trap "rm -f /tmp/$$.magic" 0 1 2 15
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cat <<EOF > $file_magic
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/* autogenerated - do not edit */
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#include "$file"
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EOF
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while [ -n "$1" ]; do
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define=$1; shift
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struct=$1; shift
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sum=`$gcc -E $file | sed -n "/^$struct/,/^};/p" | sed -e 's/[ ]//g' -e '/^$/d' | sum | awk '{print "obase=16;\"0x\";", $1}' | bc | tr '[A-Z]' '[a-z]'`
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echo "#define $define $sum"
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curr=`sed -n "s/^#[ ]*define CURR_$define[ ][ ]*\([^ ][^ ]*\)/\1/p" $file`
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[ "$curr" == "$sum" ] || echo "*** WARNING WARNING WARNING WARNING WARNING ***
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*** $file: magic number changed old $curr != new $sum
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*** WARNING WARNING WARNING WARNING WARNING ***" 1>&2
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done >> $file_magic
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exit 0
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