summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/common/getpagesize.c
diff options
context:
space:
mode:
authorEric Andersen <andersen@codepoet.org>2000-07-05 19:23:36 +0000
committerEric Andersen <andersen@codepoet.org>2000-07-05 19:23:36 +0000
commit9281d180d13057917f618c35ef7433d2e4d4dd86 (patch)
treeb497158acdc1a81b93b938a2f76376c88bc7799b /libc/sysdeps/linux/common/getpagesize.c
parent775622914fa0a2814c705d25b1a3929002c5c785 (diff)
Completely rearchitected the sysdeps directory.
-Erik
Diffstat (limited to 'libc/sysdeps/linux/common/getpagesize.c')
-rw-r--r--libc/sysdeps/linux/common/getpagesize.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/getpagesize.c b/libc/sysdeps/linux/common/getpagesize.c
new file mode 100644
index 000000000..708fdd06e
--- /dev/null
+++ b/libc/sysdeps/linux/common/getpagesize.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991, 1992, 1995, 1996, 1997 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <unistd.h>
+#include <sys/param.h>
+
+/* Return the system page size. */
+int getpagesize ()
+{
+#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. */
+}
+