1 /* Copyright (C) 2001 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, write to the Free 16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 17 02111-1307 USA. */ 18 19 #ifndef _PROFIL_H 20 #define _PROFIL_H 1 21 22 #include <features.h> 23 24 #include <sys/time.h> 25 #include <sys/types.h> 26 27 /* This interface is intended to follow the sprofil() system calls as 28 described by the sprofil(2) man page of Irix v6.5, except that: 29 30 - there is no a priori limit on number of text sections 31 - pr_scale is declared as unsigned long (instead of "unsigned int") 32 - pr_size is declared as size_t (instead of "unsigned int") 33 - pr_off is declared as void * (instead of "__psunsigned_t") 34 - the overflow bin (pr_base==0, pr_scale==2) can appear anywhere 35 in the profp array 36 - PROF_FAST has no effect */ 37 38 struct prof 39 { 40 void *pr_base; /* buffer base */ 41 size_t pr_size; /* buffer size */ 42 size_t pr_off; /* pc offset */ 43 unsigned long int pr_scale; /* pc scaling (fixed-point number) */ 44 }; 45 46 enum 47 { 48 PROF_USHORT = 0, /* use 16-bit counters (default) */ 49 PROF_UINT = 1 << 0, /* use 32-bit counters */ 50 PROF_FAST = 1 << 1 /* profile faster than usual */ 51 }; 52 53 54 __BEGIN_DECLS 55 56 extern int sprofil (struct prof *__profp, int __profcnt, 57 struct timeval *__tvp, unsigned int __flags) __THROW; 58 59 __END_DECLS 60 61 #endif /* profil.h */ 62