FD_SET and FORTIFY_SOURCE

[KOSAKI Motohiro]

> 1. only turn on __FD_ELT check when running on hurd.
> 2. only turn on __FD_ELT check when defined some specific macro. (e.g.
> likes darwin,
>     but disable by default)
> 2-2. make FORTIFY_SOURCE variant and check POSIX compliance if enabled.
> 3. provide select_large_fdset() likes solaris. (I strongly don't
> recommend. all application
>     need to modify and recompilation)
> 
> What do you think?

Attached simplest patch that just disable __FD_ELT parameter check when running Linux.


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commit 6fd535d2a6b4d70c79c408dce0440a2d4cb37673
Author: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Date:   Sun Mar 24 21:55:40 2013 -0400

    [PATCH] Don't enable FD_* argument check when running on Linux.
    
    Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@gmail.com>

diff --git a/ChangeLog b/ChangeLog
index e7991c9..ef9d4f3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-03-24  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* misc/sys/select.h: Don't enable FD_* argument check
+	when running on Linux.
+
 2013-01-09  Anton Blanchard  <anton@samba.org>
 
 	* sysdeps/unix/sysv/linux/powerpc/sched_getcpu.c: New file.
diff --git a/misc/sys/select.h b/misc/sys/select.h
index 21351fe..37a1b04 100644
--- a/misc/sys/select.h
+++ b/misc/sys/select.h
@@ -124,7 +124,7 @@ extern int pselect (int __nfds, fd_set *__restrict __readfds,
 
 
 /* Define some inlines helping to catch common problems.  */
-#if __USE_FORTIFY_LEVEL > 0 && defined __GNUC__
+#if __USE_FORTIFY_LEVEL > 0 && defined __GNUC__ && !defined(__linux__)
 # include <bits/select2.h>
 #endif