diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/getsysstats.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/getsysstats.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/getsysstats.c b/sysdeps/unix/sysv/linux/alpha/getsysstats.c new file mode 100644 index 0000000000..8588903c89 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/getsysstats.c @@ -0,0 +1,54 @@ +/* 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 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. */ + + +/* We need to define a special parser for /proc/cpuinfo. */ +#define GET_NPROCS_PARSER(FP, BUFFER, RESULT) \ + do \ + { \ + (RESULT) = 0; \ + /* 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. */ \ + while (fgets_unlocked (BUFFER, sizeof (BUFFER), FP) != NULL) \ + if (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 \ + { \ + (RESULT) = 0; \ + /* 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. */ \ + while (fgets_unlocked ((BUFFER), sizeof (BUFFER), (FP)) != NULL) \ + if (sscanf (buffer, "CPUs probed %d", &(RESULT)) == 1) \ + break; \ + } \ + while (0) + +#include <sysdeps/unix/sysv/linux/getsysstats.c> |