|
@@ -588,6 +588,23 @@ if test "$tor_cv_time_t_signed" != no; then
|
|
|
[Define to 1 iff time_t is signed])
|
|
|
fi
|
|
|
|
|
|
+AC_CACHE_CHECK([whether size_t is signed], tor_cv_size_t_signed, [
|
|
|
+AC_RUN_IFELSE([AC_LANG_SOURCE([
|
|
|
+#ifdef HAVE_SYS_TYPES_H
|
|
|
+#include <sys/types.h>
|
|
|
+#endif
|
|
|
+int main(int c, char**v) { if (((size_t)-1)<0) return 1; else return 0; }])],
|
|
|
+ tor_cv_size_t_signed=no, tor_cv_size_t_signed=yes, tor_cv_size_t_signed=cross)
|
|
|
+])
|
|
|
+
|
|
|
+if test "$tor_cv_size_t_signed" = cross; then
|
|
|
+ AC_MSG_NOTICE([Cross compiling: assuming that size_t is not signed.])
|
|
|
+fi
|
|
|
+
|
|
|
+if test "$tor_cv_size_t_signed" = yes; then
|
|
|
+ AC_MSG_ERROR([You have a signed size_t; that's grossly nonconformant.])
|
|
|
+fi
|
|
|
+
|
|
|
AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
|
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
|
#include <sys/socket.h>
|