Merge changes between r7357 and r7510 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@7511 7b3dc134-2b1b-0410-93df-9e9f96275f8d

1 files changed, 57 insertions, 0 deletions

diff --git a/ports/sysdeps/unix/sysv/linux/alpha/getsysstats.c b/ports/sysdeps/unix/sysv/linux/alpha/getsysstats.c
new file mode 100644
index 000000000..0e49a8452
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/alpha/getsysstats.c
@@ -0,0 +1,57 @@
+/* Determine various system internal values, Linux/Alpha version.
+   Copyright (C) 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Schwab <schwab@suse.de>
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+
+/* We need to define a special parser for /proc/cpuinfo.  */
+#define GET_NPROCS_PARSER(FP, BUFFER, RESULT)				   \
+  do									   \
+    {									   \
+      /* Find the line that contains the information about the number of   \
+	 active cpus.  We don't have to fear extremely long lines since	   \
+	 the kernel will not generate them.  8192 bytes are really enough. \
+	 If there is no "CPUs ..." line then we are on a UP system.  */	   \
+      (RESULT) = 1;							   \
+      while (fgets_unlocked (BUFFER, sizeof (BUFFER), FP) != NULL)	   \
+	if ((sscanf (BUFFER, "cpus active : %d", &(RESULT)) == 1)	   \
+	    || (sscanf (BUFFER, "CPUs probed %*d active %d",		   \
+			&(RESULT)) == 1))  				   \
+	  break;							   \
+    }									   \
+  while (0)
+
+
+/* On the Alpha we can distinguish between the number of configured and
+   active cpus.  */
+#define GET_NPROCS_CONF_PARSER(FP, BUFFER, RESULT)			   \
+  do									   \
+    {									   \
+      /* Find the line that contains the information about the number of   \
+	 probed cpus.  We don't have to fear extremely long lines since	   \
+	 the kernel will not generate them.  8192 bytes are really enough. \
+	 If there is no "CPUs ..." line then we are on a UP system.  */	   \
+      (RESULT) = 1;							   \
+      while (fgets_unlocked ((BUFFER), sizeof (BUFFER), (FP)) != NULL)	   \
+	if ((sscanf (buffer, "cpus detected : %d", &(RESULT)) == 1)	   \
+	    || (sscanf (buffer, "CPUs probed %d", &(RESULT)) == 1))	   \
+	  break;							   \
+    }									   \
+  while (0)
+
+#include <sysdeps/unix/sysv/linux/getsysstats.c>