Avoid compilation errors with some C++ compilers.

[gnulib.git] / lib / pagealign_alloc.h

diff --git a/lib/pagealign_alloc.h b/lib/pagealign_alloc.h
index 2d63eb1..abad1aa 100644 (file)
--- a/lib/pagealign_alloc.h
+++ b/lib/pagealign_alloc.h
@@ -14,7 +14,7 @@
 
    You should have received a copy of the GNU General Public
    License along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
    USA.  */
 
 #ifndef _PAGEALIGN_ALLOC_H
@@ -26,12 +26,17 @@
    boundary.
    If SIZE is not a multiple of the system page size, it will be rounded up
    to the next multiple.
-   Return a pointer to the start of the memory block, or NULL if the allocation
-   failed.  */
+   Return a pointer to the start of the memory block. Upon allocation failure,
+   return NULL and set errno.  */
 extern void *pagealign_alloc (size_t size);
 
+/* Like pagealign_alloc, except it exits the program if the allocation
+   fails.  */
+extern void *pagealign_xalloc (size_t size);
+
 /* Free a memory block.
-   PTR must be a pointer returned by pagealign_alloc.  */
+   PTR must be a non-NULL pointer returned by pagealign_alloc or
+   pagealign_xalloc.  */
 extern void pagealign_free (void *ptr);
 
 #endif /* _PAGEALIGN_ALLOC_H */