X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ftls.h;h=09faadeecf31a9ff0377cabd6e3fa960e763ef7f;hb=35dda7458879acb367f2cba0aaf7856cd98f5b63;hp=3ca95041ba70721fe30ca864c1bc64aada5301ad;hpb=964b0a8174c985aea0d6a3603fcf49b099a8fcb9;p=gnulib.git

diff --git a/lib/tls.h b/lib/tls.h
index 3ca95041b..09faadeec 100644
--- a/lib/tls.h
+++ b/lib/tls.h
@@ -1,20 +1,18 @@
 /* Thread-local storage in multithreaded situations.
-   Copyright (C) 2005 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007 Free Software Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify it
-   under the terms of the GNU Library General Public License as published
-   by the Free Software Foundation; either version 2, or (at your option)
-   any later version.
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
-   USA.  */
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* Written by Bruno Haible <bruno@clisp.org>, 2005.  */
 
@@ -38,6 +36,9 @@
 */
 
 
+#ifndef _TLS_H
+#define _TLS_H
+
 /* ========================================================================= */
 
 #if USE_POSIX_THREADS
@@ -118,8 +119,12 @@ typedef union
       }                                                           \
     while (0)
 # define gl_tls_key_destroy(NAME) \
-    if (pthread_in_use () && pthread_key_delete ((NAME).key) != 0) \
-      abort ()
+    do                                                                 \
+      {                                                                \
+        if (pthread_in_use () && pthread_key_delete ((NAME).key) != 0) \
+          abort ();                                                    \
+      }                                                                \
+    while (0)
 
 #endif
 
@@ -187,8 +192,12 @@ typedef union
       }                                                   \
     while (0)
 # define gl_tls_key_destroy(NAME) \
-    if (pth_in_use () && !pth_key_delete ((NAME).key)) \
-      abort ()
+    do                                                     \
+      {                                                    \
+        if (pth_in_use () && !pth_key_delete ((NAME).key)) \
+          abort ();                                        \
+      }                                                    \
+    while (0)
 
 #endif
 
@@ -272,16 +281,28 @@ extern void *glthread_tls_get (thread_key_t key);
 typedef DWORD gl_tls_key_t;
 # define gl_tls_key_init(NAME, DESTRUCTOR) \
     /* The destructor is unsupported.  */    \
-    if (((NAME) = TlsAlloc ()) == (DWORD)-1) \
-      abort ()
+    do                                           \
+      {                                          \
+        if (((NAME) = TlsAlloc ()) == (DWORD)-1) \
+          abort ();                              \
+      }                                          \
+    while (0)
 # define gl_tls_get(NAME) \
     TlsGetValue (NAME)
 # define gl_tls_set(NAME, POINTER) \
-    if (!TlsSetValue (NAME, POINTER)) \
-      abort ()
+    do                                    \
+      {                                   \
+        if (!TlsSetValue (NAME, POINTER)) \
+          abort ();                       \
+      }                                   \
+    while (0)
 # define gl_tls_key_destroy(NAME) \
-    if (!TlsFree (NAME)) \
-      abort ()
+    do                       \
+      {                      \
+        if (!TlsFree (NAME)) \
+          abort ();          \
+      }                      \
+    while (0)
 
 #endif
 
@@ -308,3 +329,7 @@ typedef struct
     (void)0
 
 #endif
+
+/* ========================================================================= */
+
+#endif /* _TLS_H */