m_options.c revision 3ed1971497f0d58f894ed6a61c30ea3a79b69a25 
1
2/*--------------------------------------------------------------------*/
3/*--- Command line options.                                        ---*/
4/*---                                                  m_options.c ---*/
5/*--------------------------------------------------------------------*/
6
7/*
8   This file is part of Valgrind, a dynamic binary instrumentation
9   framework.
10
11   Copyright (C) 2000-2007 Nicholas Nethercote
12      njn@valgrind.org
13
14   This program is free software; you can redistribute it and/or
15   modify it under the terms of the GNU General Public License as
16   published by the Free Software Foundation; either version 2 of the
17   License, or (at your option) any later version.
18
19   This program is distributed in the hope that it will be useful, but
20   WITHOUT ANY WARRANTY; without even the implied warranty of
21   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
22   General Public License for more details.
23
24   You should have received a copy of the GNU General Public License
25   along with this program; if not, write to the Free Software
26   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
27   02111-1307, USA.
28
29   The GNU General Public License is contained in the file COPYING.
30*/
31
32#include "pub_core_basics.h"
33#include "pub_core_options.h"
34#include "pub_core_libcassert.h"
35#include "pub_core_libcprint.h"
36
37// See pub_{core,tool}_options.h for explanations of all these.
38
39
40/* Define, and set defaults. */
41VexControl VG_(clo_vex_control);
42Bool   VG_(clo_error_limit)    = True;
43Int    VG_(clo_error_exitcode) = 0;
44Bool   VG_(clo_db_attach)      = False;
45Char*  VG_(clo_db_command)     = GDB_PATH " -nw %f %p";
46Int    VG_(clo_gen_suppressions) = 0;
47Int    VG_(clo_sanity_level)   = 1;
48Int    VG_(clo_verbosity)      = 1;
49Bool   VG_(clo_xml)            = False;
50HChar* VG_(clo_xml_user_comment) = NULL;
51Bool   VG_(clo_demangle)       = True;
52Bool   VG_(clo_trace_children) = False;
53Bool   VG_(clo_child_silent_after_fork) = False;
54Int    VG_(clo_log_fd)         = 2; /* must be signed, as -1 is possible. */
55Char*  VG_(clo_log_name)       = NULL;
56Char*  VG_(clo_log_file_qualifier) = NULL;
57Bool   VG_(clo_time_stamp)     = False;
58Int    VG_(clo_input_fd)       = 0; /* stdin */
59Int    VG_(clo_n_suppressions) = 0;
60Char*  VG_(clo_suppressions)[VG_CLO_MAX_SFILES];
61UChar  VG_(clo_trace_flags)    = 0; // 00000000b
62UChar  VG_(clo_profile_flags)  = 0; // 00000000b
63Int    VG_(clo_trace_notbelow) = 999999999;
64Bool   VG_(clo_trace_syscalls) = False;
65Bool   VG_(clo_trace_signals)  = False;
66Bool   VG_(clo_trace_symtab)   = False;
67HChar* VG_(clo_trace_symtab_patt) = "*";
68Bool   VG_(clo_trace_cfi)      = False;
69Bool   VG_(clo_debug_dump_syms) = False;
70Bool   VG_(clo_debug_dump_line) = False;
71Bool   VG_(clo_debug_dump_frames) = False;
72Bool   VG_(clo_trace_redir)    = False;
73Bool   VG_(clo_trace_sched)    = False;
74Bool   VG_(clo_trace_pthreads) = False;
75Int    VG_(clo_dump_error)     = 0;
76Int    VG_(clo_backtrace_size) = 12;
77Char*  VG_(clo_sim_hints)      = NULL;
78Bool   VG_(clo_sym_offsets)    = False;
79Bool   VG_(clo_run_libc_freeres) = True;
80Bool   VG_(clo_track_fds)      = False;
81Bool   VG_(clo_show_below_main)= False;
82Bool   VG_(clo_show_emwarns)   = False;
83Word   VG_(clo_max_stackframe) = 2000000;
84Bool   VG_(clo_wait_for_gdb)   = False;
85VgSmc  VG_(clo_smc_check)      = Vg_SmcStack;
86HChar* VG_(clo_kernel_variant) = NULL;
87
88
89/*====================================================================*/
90/*=== Command line errors                                          ===*/
91/*====================================================================*/
92
93static void revert_to_stderr ( void )
94{
95   vg_assert( !VG_(logging_to_socket) );
96   VG_(clo_log_fd) = 2; /* stderr */
97}
98
99__attribute__((noreturn))
100void VG_(err_bad_option) ( Char* opt )
101{
102   revert_to_stderr();
103   VG_(printf)("valgrind: Bad option '%s'; aborting.\n", opt);
104   VG_(printf)("valgrind: Use --help for more information.\n");
105   VG_(exit)(1);
106}
107
108__attribute__((noreturn))
109void VG_(err_missing_prog) ( void  )
110{
111   revert_to_stderr();
112   VG_(printf)("valgrind: no program specified\n");
113   VG_(printf)("valgrind: Use --help for more information.\n");
114   VG_(exit)(1);
115}
116
117__attribute__((noreturn))
118void VG_(err_config_error) ( Char* msg )
119{
120   revert_to_stderr();
121   VG_(printf)("valgrind: Startup or configuration error:\n   %s\n", msg);
122   VG_(printf)("valgrind: Unable to start up properly.  Giving up.\n");
123   VG_(exit)(1);
124}
125
126
127/*--------------------------------------------------------------------*/
128/*--- end                                              m_options.c ---*/
129/*--------------------------------------------------------------------*/
130