projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 7b19af68 | 1 | /* Determine various system internal values, Linux/Sparc version. |
| bfff8b1b | 2 | Copyright (C) 1999-2017 Free Software Foundation, Inc. |
| 7b19af68 UD |
3 | This file is part of the GNU C Library. |
| 4 | Contributed by Andreas Schwab <schwab@suse.de> and | |
| 5 | Jakub Jelinek <jj@ultra.linux.cz> | |
| 6 | ||
| 7 | The GNU C Library is free software; you can redistribute it and/or | |
| 41bdb6e2 AJ |
8 | modify it under the terms of the GNU Lesser General Public |
| 9 | License as published by the Free Software Foundation; either | |
| 10 | version 2.1 of the License, or (at your option) any later version. | |
| 7b19af68 UD |
11 | |
| 12 | The GNU C Library is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 41bdb6e2 | 15 | Lesser General Public License for more details. |
| 7b19af68 | 16 | |
| 41bdb6e2 | 17 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
18 | License along with the GNU C Library; if not, see |
| 19 | <http://www.gnu.org/licenses/>. */ | |
| 7b19af68 UD |
20 | |
| 21 | ||
| 22 | /* We need to define a special parser for /proc/cpuinfo. */ | |
| f43b4be6 | 23 | #define GET_NPROCS_PARSER(FD, BUFFER, CP, RE, BUFFER_END, RESULT) \ |
| 7b19af68 UD |
24 | do \ |
| 25 | { \ | |
| 26 | (RESULT) = 0; \ | |
| 27 | /* Find the line that contains the information about the number of \ | |
| 28 | active cpus. We don't have to fear extremely long lines since \ | |
| 29 | the kernel will not generate them. 8192 bytes are really \ | |
| 30 | enough. */ \ | |
| f43b4be6 UD |
31 | char *l; \ |
| 32 | while ((l = next_line (FD, BUFFER, &CP, &RE, BUFFER_END)) != NULL) \ | |
| 33 | if (sscanf (l, "ncpus active : %d", &(RESULT)) == 1) \ | |
| 7b19af68 UD |
34 | break; \ |
| 35 | } \ | |
| 36 | while (0) | |
| 37 | ||
| 38 | ||
| 39 | /* On the Sparc we can distinguish between the number of configured and | |
| 40 | active cpus. */ | |
| 41 | #define GET_NPROCS_CONF_PARSER(FP, BUFFER, RESULT) \ | |
| 42 | do \ | |
| 43 | { \ | |
| 44 | (RESULT) = 0; \ | |
| 45 | /* Find the line that contains the information about the number of \ | |
| 46 | probed cpus. We don't have to fear extremely long lines since \ | |
| 47 | the kernel will not generate them. 8192 bytes are really \ | |
| 48 | enough. */ \ | |
| c4eae752 | 49 | while (__fgets_unlocked ((BUFFER), sizeof (BUFFER), (FP)) != NULL) \ |
| 7b19af68 UD |
50 | if (sscanf (buffer, "ncpus probed : %d", &(RESULT)) == 1) \ |
| 51 | break; \ | |
| 52 | } \ | |
| 53 | while (0) | |
| 54 | ||
| 55 | #include <sysdeps/unix/sysv/linux/getsysstats.c> |