/uint64_t handle;$/ && found_signal {
    print
    print "#ifdef __cplusplus"
    print "  bool operator<(const hsa_signal_s& rhs) const { return handle < rhs.handle; }"
    print "#endif"
    found_signal = 0
    next
}
/typedef struct hsa_signal_s \{/ { found_signal = 1 }
{ print }