profil.h
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- /* Copyright (C) 2001 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
- #ifndef _PROFIL_H
- #define _PROFIL_H 1
- #include <features.h>
- #include <sys/time.h>
- #include <sys/types.h>
- /* This interface is intended to follow the sprofil() system calls as
- described by the sprofil(2) man page of Irix v6.5, except that:
- - there is no a priori limit on number of text sections
- - pr_scale is declared as unsigned long (instead of "unsigned int")
- - pr_size is declared as size_t (instead of "unsigned int")
- - pr_off is declared as void * (instead of "__psunsigned_t")
- - the overflow bin (pr_base==0, pr_scale==2) can appear anywhere
- in the profp array
- - PROF_FAST has no effect */
- struct prof
- {
- void *pr_base; /* buffer base */
- size_t pr_size; /* buffer size */
- size_t pr_off; /* pc offset */
- unsigned long int pr_scale; /* pc scaling (fixed-point number) */
- };
- enum
- {
- PROF_USHORT = 0, /* use 16-bit counters (default) */
- PROF_UINT = 1 << 0, /* use 32-bit counters */
- PROF_FAST = 1 << 1 /* profile faster than usual */
- };
- __BEGIN_DECLS
- extern int sprofil (struct prof *__profp, int __profcnt,
- struct timeval *__tvp, unsigned int __flags) __THROW;
- __END_DECLS
- #endif /* profil.h */