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#!/bin/sh
SRCDIR=$1
shift
HEAD=$1
shift
TAIL=$1
shift
rm -f $HEAD $TAIL
echo "#if HAVE_GNUC_ATTRIBUTE" >> $TAIL
cat "$@" | grep '^Fc[^ ]* *(' | sed -e 's/ *(.*$//' |
while read name; do
case $name in
FcCacheDir|FcCacheSubdir)
;;
*)
alias="IA__$name"
hattr='__attribute((visibility("hidden")))'
echo "extern __typeof ($name) $alias $hattr;" >> $HEAD
echo "#define $name $alias" >> $HEAD
ifdef=`grep -l '^'$name'[ (]' "$SRCDIR"/*.c | sed -n 1p | sed -e 's/^.*\/\([^.]*\)\.c/__\1__/'`
if [ -z "$ifdef" ] ; then
echo "error: could not locate $name in src/*.c" 1>&2
exit 1
fi
if [ "$ifdef" != "$last" ] ; then
[ -n "$last" ] && echo "#endif /* $last */" >> $TAIL
echo "#ifdef $ifdef" >> $TAIL
last=$ifdef
fi
echo "# undef $name" >> $TAIL
cattr='__attribute((alias("'$alias'"), visibility("default")))'
echo "extern __typeof ($name) $name $cattr;" >> $TAIL
;;
esac
done
[ $? -ne 0 ] && exit 1
echo "#endif /* $ifdef */" >> $TAIL
echo "#endif /* HAVE_GNUC_ATTRIBUTE */" >> $TAIL
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