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01: /* Copyright (C) 2001 Free Software Foundation, Inc.
02:    This file is part of the GNU C Library.
03: 
04:    The GNU C Library is free software; you can redistribute it and/or
05:    modify it under the terms of the GNU Lesser General Public
06:    License as published by the Free Software Foundation; either
07:    version 2.1 of the License, or (at your option) any later version.
08: 
09:    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: 

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