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glibc  2.9
getsysstats.c
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00001 /* Determine various system internal values, Linux/m68k version.
00002    Copyright (C) 2003 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004    Contributed by Andreas Schwab <schwab@suse.de>
00005 
00006    The GNU C Library is free software; you can redistribute it and/or
00007    modify it under the terms of the GNU Lesser General Public
00008    License as published by the Free Software Foundation; either
00009    version 2.1 of the License, or (at your option) any later version.
00010 
00011    The GNU C Library is distributed in the hope that it will be useful,
00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014    Lesser General Public License for more details.
00015 
00016    You should have received a copy of the GNU Lesser General Public
00017    License along with the GNU C Library; if not, write to the Free
00018    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00019    02111-1307 USA.  */
00020 
00021 
00022 /* We need to define a special parser for /proc/cpuinfo.  */
00023 #define GET_NPROCS_PARSER(FP, BUFFER, RESULT)                           \
00024   do                                                             \
00025     {                                                            \
00026       (RESULT) = 0;                                              \
00027       /* Read all lines and count the lines starting with the string    \
00028         "CPU:".  We don't have to fear extremely long lines since       \
00029         the kernel will not generate them.  8192 bytes are really       \
00030         enough.  */                                              \
00031       while (fgets_unlocked (BUFFER, sizeof (BUFFER), FP) != NULL)      \
00032        if (strncmp (BUFFER, "CPU:", 4) == 0)                            \
00033          ++(RESULT);                                             \
00034     }                                                            \
00035   while (0)
00036 
00037 #include <sysdeps/unix/sysv/linux/getsysstats.c>