1#! /bin/sh
2
3if test $# = 0; then
4  exit 0
5fi
6
7# Create list of config switches that should be poisoned in common code,
8# but filter out several which are handled manually.
9exec sed -n \
10  -e' /CONFIG_TCG/d' \
11  -e '/CONFIG_USER_ONLY/d' \
12  -e '/CONFIG_SOFTMMU/d' \
13  -e '/^#define / {' \
14  -e    's///' \
15  -e    's/ .*//' \
16  -e    's/^/#pragma GCC poison /p' \
17  -e '}' "$@" | sort -u
18