-dnl Copyright (C) 2011 Trond Norbye
-dnl This file is free software; Trond Norbye
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-dnl ---------------------------------------------------------------------------
-dnl Macro: SOCKET_SEND_FLAGS
-dnl ---------------------------------------------------------------------------
+# Copyright (C) 2012-2013 Data Differential LLC
+# Copyright (C) 2011 Trond Norbye
+# This file is free software; Trond Norbye and Data Differential
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+# ---------------------------------------------------------------------------
+# Macro: SOCKET_SEND_FLAGS
+# ---------------------------------------------------------------------------
+#
+
+#serial 2
AC_DEFUN([SOCKET_SEND_FLAGS],
-[
- AC_CACHE_CHECK([for MSG_NOSIGNAL], [ac_cv_msg_nosignal], [
- AC_LANG_PUSH([C])
- save_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -I${srcdir}"
- AC_TRY_LINK([
-#include <sys/socket.h>
- ], [
-int flags= MSG_NOSIGNAL;
- ],
- [ ac_cv_msg_nosignal=yes ],
- [ ac_cv_msg_nosignal=no ])
- CFLAGS="$save_CFLAGS"
- AC_LANG_POP
- ])
+ [AC_CACHE_CHECK([for MSG_NOSIGNAL],[ac_cv_msg_nosignal],
+ [AC_LANG_PUSH([C])
+ AX_SAVE_FLAGS
+ CFLAGS="$CFLAGS -I${srcdir}"
- AC_CACHE_CHECK([for MSG_DONTWAIT], [ac_cv_msg_dontwait], [
- AC_LANG_PUSH([C])
- save_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -I${srcdir}"
- AC_TRY_LINK([
-#include <sys/socket.h>
- ], [
-int flags= MSG_DONTWAIT;
- ],
- [ ac_cv_msg_dontwait=yes ],
- [ ac_cv_msg_dontwait=no ])
- CFLAGS="$save_CFLAGS"
- AC_LANG_POP
- ])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <netdb.h>], [int flags= MSG_NOSIGNAL])], [ac_cv_msg_nosignal="yes"])
+ AC_LANG_POP
+ AX_RESTORE_FLAGS])
+
+ AC_CACHE_CHECK([for MSG_DONTWAIT],[ac_cv_msg_dontwait],
+ [AC_LANG_PUSH([C])
+ AX_SAVE_FLAGS
+ CFLAGS="$CFLAGS -I${srcdir}"
- AS_IF([test "x$ac_cv_msg_nosignal" = "xyes"],[
- AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Define to 1 if you have a MSG_NOSIGNAL])])
- AS_IF([test "x$ac_cv_msg_dontwait" = "xyes"],[
- AC_DEFINE(HAVE_MSG_DONTWAIT, 1, [Define to 1 if you have a MSG_DONTWAIT])])
-])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <netdb.h>],[int flags= MSG_DONTWAIT])],[ac_cv_msg_dontwait="yes"])
+ AC_LANG_POP
+ AX_RESTORE_FLAGS])
+
+ AC_CACHE_CHECK([for MSG_MORE],[ac_cv_msg_more],
+ [AC_LANG_PUSH([C])
+ AX_SAVE_FLAGS
+ CFLAGS="$CFLAGS -I${srcdir}"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <netdb.h>], [int flags= MSG_MORE])], [ac_cv_msg_more="yes"])
+ AC_LANG_POP
+ AX_RESTORE_FLAGS])
+
+ AS_IF([test "x$ac_cv_msg_nosignal" = "xyes"],[AC_DEFINE([HAVE_MSG_NOSIGNAL],[1],[Define to 1 if you have a MSG_NOSIGNAL])])
+ AS_IF([test "x$ac_cv_msg_dontwait" = "xyes"],[AC_DEFINE([HAVE_MSG_DONTWAIT],[1],[Define to 1 if you have a MSG_DONTWAIT])])
+ AS_IF([test "x$ac_cv_msg_more" = "xyes"],[AC_DEFINE([HAVE_MSG_MORE],[1],[Define to 1 if you have a MSG_MORE])])
+ ])
-dnl ---------------------------------------------------------------------------
-dnl End Macro: SOCKET_SEND_FLAGS
-dnl ---------------------------------------------------------------------------
+# ---------------------------------------------------------------------------
+# End Macro: SOCKET_SEND_FLAGS
+# ---------------------------------------------------------------------------