New module 'msvc-nothrow'. Makes _get_osfhandle safe on MSVC 9.

* lib/msvc-nothrow.h: New file.
* lib/msvc-nothrow.c: New file.
* m4/msvc-nothrow.m4: New file.
* modules/msvc-nothrow: New file.
* lib/dup2.c: Include msvc-nothrow.h.
(rpl_dup2): No need to protect _get_osfhandle call here.
* lib/accept4.c: Include msvc-nothrow.h.
* lib/error.c: Likewise.
* lib/fcntl.c: Likewise.
* lib/lseek.c: Likewise.
* lib/nonblocking.c: Likewise.
* lib/poll.c: Likewise.
* lib/read.c: Likewise.
* lib/select.c: Likewise.
* lib/sockets.h: Likewise.
* lib/sockets.c: Likewise.
* lib/stdio-read.c: Likewise.
* lib/stdio-write.c: Likewise.
* lib/write.c: Likewise.
* lib/w32sock.h: Likewise.
* lib/w32spawn.h: Likewise.
* lib/flock.c: Include msvc-nothrow.h instead of <io.h>.
* lib/fsync.c: Likewise.
* lib/isapipe.c: Likewise.
* modules/dup2 (Depends-on): Add msvc-nothrow.
* modules/accept4 (Depends-on): Likewise.
* modules/error (Depends-on): Likewise.
* modules/fcntl (Depends-on): Likewise.
* modules/lseek (Depends-on): Likewise.
* modules/nonblocking (Depends-on): Likewise.
* modules/poll (Depends-on): Likewise.
* modules/read (Depends-on): Likewise.
* modules/select (Depends-on): Likewise.
* modules/sockets (Depends-on): Likewise.
* modules/sigpipe (Depends-on): Likewise.
* modules/write (Depends-on): Likewise.
* modules/accept (Depends-on): Likewise.
* modules/bind (Depends-on): Likewise.
* modules/connect (Depends-on): Likewise.
* modules/gethostname (Depends-on): Likewise.
* modules/getpeername (Depends-on): Likewise.
* modules/getsockname (Depends-on): Likewise.
* modules/getsockopt (Depends-on): Likewise.
* modules/ioctl (Depends-on): Likewise.
* modules/listen (Depends-on): Likewise.
* modules/recv (Depends-on): Likewise.
* modules/recvfrom (Depends-on): Likewise.
* modules/send (Depends-on): Likewise.
* modules/sendto (Depends-on): Likewise.
* modules/setsockopt (Depends-on): Likewise.
* modules/shutdown (Depends-on): Likewise.
* modules/socket (Depends-on): Likewise.
* modules/execute (Depends-on): Likewise.
* modules/spawn-pipe (Depends-on): Likewise.
* modules/flock (Depends-on): Likewise.
* modules/fsync (Depends-on): Likewise.
* modules/isapipe (Depends-on): Likewise.
* tests/test-cloexec.c: Include msvc-nothrow.h.
* tests/test-dup-safer.c: Likewise.
* tests/test-dup2.c: Likewise.
* tests/test-dup3.c: Likewise.
* tests/test-fcntl.c: Likewise.
* tests/test-pipe.c: Likewise.
* tests/test-pipe2.c: Likewise.
* modules/cloexec-tests (Depends-on): Add msvc-nothrow.
* modules/unistd-safer-tests (Depends-on): Likewise.
* modules/dup2-tests (Depends-on): Likewise.
* modules/dup3-tests (Depends-on): Likewise.
* modules/fcntl-tests (Depends-on): Likewise.
* modules/pipe-posix-tests (Depends-on): Likewise.
* modules/pipe2-tests (Depends-on): Likewise.

7 files changed, 14 insertions, 0 deletions

diff --git a/tests/test-cloexec.c b/tests/test-cloexec.c
index 374de30386..c1473d515d 100644
--- a/tests/test-cloexec.c
+++ b/tests/test-cloexec.c
@@ -28,6 +28,8 @@
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "binary-io.h"
diff --git a/tests/test-dup-safer.c b/tests/test-dup-safer.c
index 14cfafffea..5cb45f5fd4 100644
--- a/tests/test-dup-safer.c
+++ b/tests/test-dup-safer.c
@@ -32,6 +32,8 @@
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #if !O_BINARY
diff --git a/tests/test-dup2.c b/tests/test-dup2.c
index 37454e965c..a14807a36e 100644
--- a/tests/test-dup2.c
+++ b/tests/test-dup2.c
@@ -36,6 +36,8 @@ SIGNATURE_CHECK (dup2, int, (int, int));
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "macros.h"
diff --git a/tests/test-dup3.c b/tests/test-dup3.c
index ed3a88f41b..033193df62 100644
--- a/tests/test-dup3.c
+++ b/tests/test-dup3.c
@@ -32,6 +32,8 @@ SIGNATURE_CHECK (dup3, int, (int, int, int));
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "binary-io.h"
diff --git a/tests/test-fcntl.c b/tests/test-fcntl.c
index 59b0077190..c6066ead19 100644
--- a/tests/test-fcntl.c
+++ b/tests/test-fcntl.c
@@ -34,6 +34,8 @@ SIGNATURE_CHECK (fcntl, int, (int, int, ...));
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "binary-io.h"
diff --git a/tests/test-pipe.c b/tests/test-pipe.c
index 5302c3ecec..90f41f9107 100644
--- a/tests/test-pipe.c
+++ b/tests/test-pipe.c
@@ -29,6 +29,8 @@ SIGNATURE_CHECK (pipe, int, (int[2]));
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "binary-io.h"
diff --git a/tests/test-pipe2.c b/tests/test-pipe2.c
index d83162c2f5..c278f7aaff 100644
--- a/tests/test-pipe2.c
+++ b/tests/test-pipe2.c
@@ -29,6 +29,8 @@ SIGNATURE_CHECK (pipe2, int, (int[2], int));
 /* Get declarations of the Win32 API functions.  */
 # define WIN32_LEAN_AND_MEAN
 # include <windows.h>
+/* Get _get_osfhandle.  */
+# include "msvc-nothrow.h"
 #endif
 
 #include "binary-io.h"