xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 2001-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _PROFIL_H |
| 19 | #define _PROFIL_H 1 |
| 20 | |
| 21 | #include <features.h> |
| 22 | |
| 23 | #include <sys/time.h> |
| 24 | #include <sys/types.h> |
| 25 | |
| 26 | /* This interface is intended to follow the sprofil() system calls as |
| 27 | described by the sprofil(2) man page of Irix v6.5, except that: |
| 28 | |
| 29 | - there is no a priori limit on number of text sections |
| 30 | - pr_scale is declared as unsigned long (instead of "unsigned int") |
| 31 | - pr_size is declared as size_t (instead of "unsigned int") |
| 32 | - pr_off is declared as void * (instead of "__psunsigned_t") |
| 33 | - the overflow bin (pr_base==0, pr_scale==2) can appear anywhere |
| 34 | in the profp array |
| 35 | - PROF_FAST has no effect */ |
| 36 | |
| 37 | struct prof |
| 38 | { |
| 39 | void *pr_base; /* buffer base */ |
| 40 | size_t pr_size; /* buffer size */ |
| 41 | size_t pr_off; /* pc offset */ |
| 42 | unsigned long int pr_scale; /* pc scaling (fixed-point number) */ |
| 43 | }; |
| 44 | |
| 45 | enum |
| 46 | { |
| 47 | PROF_USHORT = 0, /* use 16-bit counters (default) */ |
| 48 | PROF_UINT = 1 << 0, /* use 32-bit counters */ |
| 49 | PROF_FAST = 1 << 1 /* profile faster than usual */ |
| 50 | }; |
| 51 | |
| 52 | |
| 53 | __BEGIN_DECLS |
| 54 | |
| 55 | extern int sprofil (struct prof *__profp, int __profcnt, |
| 56 | struct timeval *__tvp, unsigned int __flags) __THROW; |
| 57 | |
| 58 | __END_DECLS |
| 59 | |
| 60 | #endif /* profil.h */ |