author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:54:36 +0300 | |
branch | RCL_3 |
changeset 56 | acd3cd4aaceb |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
0
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/************************************************************************ |
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* |
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* opt_trace.cpp - definitions of tracing option handlers |
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* |
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* $Id: opt_trace.cpp 290026 2005-09-19 00:12:38Z sebor $ |
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* |
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************************************************************************ |
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* |
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* Copyright (c) 1994-2005 Quovadx, Inc., acting through its Rogue Wave |
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* Software division. Licensed under the Apache License, Version 2.0 (the |
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* "License"); you may not use this file except in compliance with the |
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* License. You may obtain a copy of the License at |
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* http://www.apache.org/licenses/LICENSE-2.0. Unless required by |
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* applicable law or agreed to in writing, software distributed under |
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR |
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* CONDITIONS OF ANY KIND, either express or implied. See the License |
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* for the specific language governing permissions and limitations under |
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* the License. |
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* |
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**************************************************************************/ |
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// expand _TEST_EXPORT macros |
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#define _RWSTD_TEST_SRC |
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#include "opt_trace.h" |
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#include <stdio.h> // for fprintf() |
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#include <stdlib.h> // for strtol() |
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#include <string.h> // for strchar() |
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/************************************************************************/ |
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// masked diagnostics (those that shouldn't be issued) |
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int _rw_diag_mask = 1 << diag_trace; |
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int |
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_rw_setopt_trace_mask (int argc, char *argv[]) |
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{ |
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if (1 == argc && argv && 0 == argv [0]) { |
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static const char helpstr[] = { |
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"Specifies the severity of diagnostic messages to be issued when\n" |
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"active. By default, diagnostics with severity of 3 and and above\n" |
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"are issued, all others are suppressed. The severity of an inactive" |
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"\ndiagnostic is always zero, regardless of what the severity would" |
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"\nbe if it were active.\n\n" |
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"The syntax of <arg> is as follows:\n" |
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"<arg> ::= <range> [ , <range> ]\n" |
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"<range> ::= [ - ] <digit> | <digit> - [ <digit> ]\n" |
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"<digit> ::= 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9\n" |
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"\n" |
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"The default names of the diagnostic messages arranged in order\n" |
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"of increasing severity are as follows:\n" |
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"ITRACE, TRACE, DEBUG, INFO, NOTE, WARNING, ASSERTION, UNUSED,\n" |
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"ERROR, and FATAL.\n" |
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"The name of each inactive diagnostic is preceded by the name\n" |
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"of the severity-0 diagnostic (ITRACE_ by default). The severity\n" |
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"of an inactive diagnostic is always zero, regardless of what\n" |
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"the severity would be if it were active.\n" |
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}; |
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argv [0] = _RWSTD_CONST_CAST (char*, helpstr); |
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return 0; |
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} |
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char *parg = strchr (argv [0], '='); |
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if (0 == parg) { |
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_rw_diag_mask = 0; |
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return 0; |
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} |
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int diag_set = 0; |
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const char* const argbeg = ++parg; |
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// the lower bound of a range of severities to be enabled or disabled |
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// negative values are not valid and denote an implicit lower bound |
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// of 1 (such as in "-3" which is a shorthand for "1-3") |
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long first = -1; |
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for ( ; '\0' != *parg ; ) { |
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// skip any leading whitespace |
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for ( ; ' ' == *parg; ++parg); |
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if ('-' == *parg) { |
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if (first < 0) { |
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first = 0; |
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++parg; |
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} |
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else { |
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fprintf (stderr, |
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"invalid character '%c' at position %d: \"%s\"\n", |
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*parg, int (parg - argbeg), argv [0]); |
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return 2; |
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} |
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} |
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// parse a numeric argument |
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char *end; |
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long severity = strtol (parg, &end, 0); |
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|
104 |
|
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|
105 |
// skip any trailing whitespace |
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|
106 |
for ( ; ' ' == *end; ++end); |
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|
107 |
|
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|
108 |
if (end == parg || '-' != *end && ',' != *end && '\0' != *end) { |
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|
109 |
fprintf (stderr, |
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|
110 |
"invalid character '%c' at position %d: \"%s\"\n", |
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|
111 |
*end, int (parg - argbeg), argv [0]); |
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|
112 |
return 2; |
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|
113 |
} |
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|
114 |
|
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|
115 |
if (0 <= first) { |
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|
116 |
if (severity < 0 || N_DIAG_TYPES < severity) { |
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|
117 |
fprintf (stderr, |
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|
118 |
"invalid value %ld at position %d: \"%s\"\n", |
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|
119 |
severity, int (parg - argbeg), argv [0]); |
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|
120 |
return 2; |
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121 |
} |
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|
122 |
|
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|
123 |
++severity; |
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|
124 |
|
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|
125 |
if ((',' == *end || '-' == *end) && end [1]) |
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|
126 |
++end; |
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127 |
} |
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128 |
else if (',' == *end) { |
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|
129 |
first = severity++; |
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130 |
if ('\0' == end [1]) { |
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|
131 |
fprintf (stderr, |
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132 |
"invalid character '%c' at position %d: \"%s\"\n", |
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|
133 |
*end, int (parg - argbeg), argv [0]); |
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134 |
return 2; |
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|
135 |
} |
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|
136 |
|
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137 |
++end; |
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138 |
} |
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|
139 |
else if ('-' == *end) { |
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|
140 |
first = severity; |
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|
141 |
while (' ' == *++end); |
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|
142 |
if ('\0' == *end) { |
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|
143 |
severity = N_DIAG_TYPES; |
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144 |
} |
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|
145 |
else if (',' == *end) { |
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|
146 |
severity = N_DIAG_TYPES; |
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|
147 |
++end; |
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148 |
} |
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|
149 |
else |
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150 |
severity = -1; |
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151 |
} |
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152 |
else if ('\0' == *end) { |
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|
153 |
first = severity++; |
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154 |
} |
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|
155 |
else { |
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|
156 |
fprintf (stderr, |
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|
157 |
"invalid character '%c' at position %d: \"%s\"\n", |
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|
158 |
*end, int (parg - argbeg), argv [0]); |
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|
159 |
return 2; |
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|
160 |
} |
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|
161 |
|
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|
162 |
parg = end; |
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|
163 |
|
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|
164 |
if (0 <= first && first < severity) { |
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|
165 |
for (int i = first; i != severity; ++i) |
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|
166 |
diag_set |= 1 << i; |
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|
167 |
severity = -1; |
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|
168 |
} |
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|
169 |
} |
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|
170 |
|
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|
171 |
_rw_diag_mask = ~diag_set; |
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|
172 |
|
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|
173 |
return 0; |
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|
174 |
} |
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|
175 |
|
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|
176 |
/************************************************************************/ |
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|
177 |
|
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|
178 |
int |
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|
179 |
_rw_setopt_trace (int argc, char *argv[]) |
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Revision: 201002
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|
180 |
{ |
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Revision: 201002
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parents:
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|
181 |
if (1 == argc && argv && 0 == argv [0]) { |
e4d67989cc36
Revision: 201002
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parents:
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|
182 |
static const char helpstr[] = { |
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Revision: 201002
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|
183 |
"Specifies that diagnostic messages of all severities be issued\n" |
e4d67989cc36
Revision: 201002
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|
184 |
"regardless of whether they are active or not. See the --severity\n" |
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Revision: 201002
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|
185 |
"option for details.\n" |
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|
186 |
}; |
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|
187 |
|
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|
188 |
argv [0] = _RWSTD_CONST_CAST (char*, helpstr); |
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|
189 |
|
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|
190 |
return 0; |
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parents:
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|
191 |
} |
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parents:
diff
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|
192 |
|
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parents:
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|
193 |
return _rw_setopt_trace_mask (argc, argv); |
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parents:
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|
194 |
} |