2 /*--------------------------------------------------------------------*/
3 /*--- Process-related libc stuff pub_tool_libcproc.h ---*/
4 /*--------------------------------------------------------------------*/
7 This file is part of Valgrind, a dynamic binary instrumentation
10 Copyright (C) 2000-2010 Julian Seward
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of the
16 License, or (at your option) any later version.
18 This program is distributed in the hope that it will be useful, but
19 WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
28 The GNU General Public License is contained in the file COPYING.
31 #ifndef __PUB_TOOL_LIBCPROC_H
32 #define __PUB_TOOL_LIBCPROC_H
34 /* ---------------------------------------------------------------------
35 Command-line and environment stuff
36 ------------------------------------------------------------------ */
38 /* Client environment. */
39 extern Char** VG_(client_envp);
41 /* Looks up VG_(client_envp) */
42 extern Char* VG_(getenv) ( Char* name );
44 /* Path to all our library/aux files */
45 extern const Char *VG_(libdir);
47 // The name of the LD_PRELOAD-equivalent variable. It varies across
49 extern const Char* VG_(LD_PRELOAD_var_name);
51 /* ---------------------------------------------------------------------
53 ------------------------------------------------------------------ */
55 extern Int VG_(waitpid)( Int pid, Int *status, Int options );
56 extern Int VG_(system) ( Char* cmd );
57 extern Int VG_(fork) ( void);
58 extern void VG_(execv) ( Char* filename, Char** argv );
60 /* ---------------------------------------------------------------------
61 Resource limits and capabilities
62 ------------------------------------------------------------------ */
64 extern Int VG_(getrlimit) ( Int resource, struct vki_rlimit *rlim );
65 extern Int VG_(setrlimit) ( Int resource, const struct vki_rlimit *rlim );
66 extern Int VG_(prctl) (Int option,
67 ULong arg2, ULong arg3, ULong arg4, ULong arg5);
69 /* ---------------------------------------------------------------------
71 ------------------------------------------------------------------ */
73 extern Int VG_(gettid) ( void );
74 extern Int VG_(getpid) ( void );
75 extern Int VG_(getppid) ( void );
76 extern Int VG_(getpgrp) ( void );
77 extern Int VG_(geteuid) ( void );
78 extern Int VG_(getegid) ( void );
80 /* ---------------------------------------------------------------------
82 ------------------------------------------------------------------ */
84 // Returns the number of milliseconds passed since the progam started
85 // (roughly; it gets initialised partway through Valgrind's initialisation
87 extern UInt VG_(read_millisecond_timer) ( void );
89 /* ---------------------------------------------------------------------
91 ------------------------------------------------------------------ */
93 typedef void (*vg_atfork_t)(ThreadId);
94 extern void VG_(atfork)(vg_atfork_t pre, vg_atfork_t parent, vg_atfork_t child);
97 #endif // __PUB_TOOL_LIBCPROC_H
99 /*--------------------------------------------------------------------*/
101 /*--------------------------------------------------------------------*/