Fix CFLAGS in socket.

[awesomized/libmemcached] / m4 / socket_send_flags.m4

diff --git a/m4/socket_send_flags.m4 b/m4/socket_send_flags.m4
index 290bc4a2b97311280da54f83fb054a772a602b58..2501f03ee2f2e110bba5ee6b166047e827636c28 100644 (file)
--- a/m4/socket_send_flags.m4
+++ b/m4/socket_send_flags.m4
@@ -1,3 +1,4 @@
+dnl  Copyright (C) 2012 Data Differential LLC
 dnl  Copyright (C) 2011 Trond Norbye
 dnl This file is free software; Trond Norbye
 dnl gives unlimited permission to copy and/or distribute it,
@@ -12,53 +13,35 @@ AC_DEFUN([SOCKET_SEND_FLAGS],
     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_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <netdb.h>], [ int flags= MSG_NOSIGNAL ])], [ac_cv_msg_nosignal="yes"])
+    AC_LANG_POP
+    CFLAGS="$save_CFLAGS"
   ])
 
   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_DONTWAIT ])], [ac_cv_msg_dontwait="yes"])
+    AC_LANG_POP
+    CFLAGS="$save_CFLAGS"
   ])
 
   AC_CACHE_CHECK([for MSG_MORE], [ac_cv_msg_more], [
     AC_LANG_PUSH([C])
     save_CFLAGS="$CFLAGS"
     CFLAGS="$CFLAGS -I${srcdir}"
-    AC_TRY_LINK([
-#include <sys/socket.h>
-                   ], [
-int flags= MSG_MORE;
-                   ],
-                   [ ac_cv_msg_more=yes ],
-                   [ ac_cv_msg_more=no ])
-   CFLAGS="$save_CFLAGS"
-   AC_LANG_POP
+
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <netdb.h>], [ int flags= MSG_MORE ])], [ac_cv_msg_more="yes"])
+    AC_LANG_POP
+    CFLAGS="$save_CFLAGS"
   ])
 
-  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$ac_cv_msg_more" = "xyes"],[
-        AC_DEFINE(HAVE_MSG_MORE, 1, [Define to 1 if you have a HAVE_MSG_MORE])])
+  AS_IF([test "x$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 ---------------------------------------------------------------------------