+ dnl Do this again for getsockopt as it may be different
+ AC_CACHE_CHECK([what is the type of the fifth argument of getsockopt],
+ wx_cv_type_getsockopt5,
+ [
+ AC_TRY_COMPILE(
+ [
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ ],
+ [
+ socklen_t len;
+ getsockopt(0, 0, 0, 0, &len);
+ ],
+ wx_cv_type_getsockopt5=socklen_t,
+ [
+ dnl the compiler will compile the version with size_t
+ dnl even if the real type of the last parameter is int
+ dnl but it should give at least a warning about
+ dnl converting between incompatible pointer types, so
+ dnl try to use it to get the correct behaviour at
+ dnl least with gcc (otherwise we'd always use size_t)
+ CFLAGS_OLD="$CFLAGS"
+ if test "$GCC" = yes ; then
+ CFLAGS="$CFLAGS -Werror"
+ fi
+
+ AC_TRY_COMPILE(
+ [
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ ],
+ [
+ size_t len;
+ getsockopt(0, 0, 0, 0, &len);
+ ],
+ wx_cv_type_getsockopt5=size_t,
+ AC_TRY_COMPILE(
+ [
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ ],
+ [
+ int len;
+ getsockopt(0, 0, 0, 0, &len);
+ ],
+ wx_cv_type_getsockopt5=int,
+ wx_cv_type_getsockopt5=unknown
+ )
+ )
+
+ CFLAGS="$CFLAGS_OLD"
+ ]
+ )
+ ])
+
+ if test "$wx_cv_type_getsockopt5" = "unknown"; then
+ wxUSE_SOCKETS=no
+ AC_MSG_WARN([Couldn't find socklen_t synonym for this system])
+ else
+ AC_DEFINE_UNQUOTED(SOCKOPTLEN_T, $wx_cv_type_getsockopt5)
+ fi
projects / wxWidgets.git / blobdiff