Add a getloadavg() declaration to <stdlib.h>.

[gnulib.git] / lib / sys_select.in.h

diff --git a/lib/sys_select.in.h b/lib/sys_select.in.h
index 255c02f..2d20427 100644 (file)
--- a/lib/sys_select.in.h
+++ b/lib/sys_select.in.h
@@ -19,12 +19,18 @@
 
 #if @HAVE_SYS_SELECT_H@
 
+# if __GNUC__ >= 3
 @PRAGMA_SYSTEM_HEADER@
+# endif
 
 /* On many platforms, <sys/select.h> assumes prior inclusion of
    <sys/types.h>.  */
 # include <sys/types.h>
 
+/* On OSF/1 4.0, <sys/select.h> provides only a forward declaration
+   of 'struct timeval', and no definition of this type..  */
+# include <sys/time.h>
+
 /* The include_next requires a split double-inclusion guard.  */
 # @INCLUDE_NEXT@ @NEXT_SYS_SELECT_H@
 
@@ -39,20 +45,31 @@
 
 # include <sys/socket.h>
 
-# if @HAVE_WINSOCK2_H@
+/* The definition of GL_LINK_WARNING is copied here.  */
 
-#  ifdef __cplusplus
+# ifdef __cplusplus
 extern "C" {
-#  endif
+# endif
 
-#  undef select
-#  define select               rpl_select
+# if @GNULIB_SELECT@
+#  if @HAVE_WINSOCK2_H@
+#   undef select
+#   define select rpl_select
 extern int rpl_select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
-
-#  ifdef __cplusplus
-}
 #  endif
+# elif @HAVE_WINSOCK2_H@
+#  undef select
+#  define select select_used_without_requesting_gnulib_module_select
+# elif defined GNULIB_POSIXCHECK
+#  undef select
+#  define select(n,r,w,e,t) \
+     (GL_LINK_WARNING ("select is not always POSIX compliant - " \
+                       "use gnulib module select for portability"), \
+      select (n, r, w, e, t))
+# endif
 
+# ifdef __cplusplus
+}
 # endif
 
 #endif