about summary refs log tree commit diff
path: root/REORG.TODO/sysdeps/unix/getpagesize.c
diff options
context:
space:
mode:
Diffstat (limited to 'REORG.TODO/sysdeps/unix/getpagesize.c')
-rw-r--r--REORG.TODO/sysdeps/unix/getpagesize.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/getpagesize.c b/REORG.TODO/sysdeps/unix/getpagesize.c
new file mode 100644
index 0000000000..59e1945742
--- /dev/null
+++ b/REORG.TODO/sysdeps/unix/getpagesize.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <unistd.h>
+#include <sys/param.h>
+
+/* Return the system page size.  */
+int
+__getpagesize (void)
+{
+#ifdef	EXEC_PAGESIZE
+  return EXEC_PAGESIZE;
+#else	/* No EXEC_PAGESIZE.  */
+#ifdef	NBPG
+#ifndef	CLSIZE
+#define	CLSIZE	1
+#endif	/* No CLSIZE.  */
+  return NBPG * CLSIZE;
+#else	/* No NBPG.  */
+  return NBPC;
+#endif	/* NBPG.  */
+#endif	/* EXEC_PAGESIZE.  */
+}
+libc_hidden_def (__getpagesize)
+weak_alias (__getpagesize, getpagesize)