author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 02:01:42 +0200 | |
changeset 0 | e4d67989cc36 |
child 22 | ddc455616bd6 |
permissions | -rw-r--r-- |
0
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/************************************************************************ |
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* |
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* opt_lines.cpp - definitions of line option handlers |
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* |
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* $Id: opt_lines.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_lines.h" |
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#include <cmdopt.h> |
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#include <assert.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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enum { |
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l_enabled = 1, // line is enabled |
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l_disabled = 2, // line is disabled |
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l_expected = 4 // diagnostic on line is expected to be active |
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}; |
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struct linerange_t { |
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int first; |
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int last; |
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unsigned flags: 8; |
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char id [80]; |
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}; |
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static size_t nlineranges; |
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static linerange_t *lineranges; |
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static size_t rangebufsize; |
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/**************************************************************************/ |
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static int |
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_rw_enable_lines (int first, int last, int flags) |
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{ |
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if (nlineranges == rangebufsize) { |
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const size_t newbufsize = 2 * nlineranges + 1; |
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linerange_t* const newranges = |
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(linerange_t*)malloc (newbufsize * sizeof (linerange_t)); |
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if (0 == newranges) { |
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abort (); |
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} |
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memcpy (newranges, lineranges, nlineranges * sizeof (linerange_t)); |
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free (lineranges); |
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lineranges = newranges; |
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rangebufsize = newbufsize; |
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} |
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lineranges [nlineranges].first = first; |
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lineranges [nlineranges].last = last; |
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lineranges [nlineranges].flags = flags; |
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++nlineranges; |
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return 0; |
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} |
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static int |
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_rw_enable_line (int argc, char *argv[], int flags) |
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{ |
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char *parg = strchr (argv [0], '='); |
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assert (0 != parg); |
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const char* const argbeg = ++parg; |
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// the lower bound of a range of lines 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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diff
changeset
|
107 |
++parg; |
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diff
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|
108 |
} |
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parents:
diff
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|
109 |
else { |
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parents:
diff
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|
110 |
fprintf (stderr, |
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diff
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|
111 |
"invalid character '%c' at position %d: \"%s\"\n", |
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diff
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|
112 |
*parg, int (parg - argbeg), argv [0]); |
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|
113 |
return 2; |
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|
114 |
} |
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diff
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|
115 |
} |
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diff
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|
116 |
|
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|
117 |
// parse a numeric argument |
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|
118 |
char *end; |
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|
119 |
long line = strtol (parg, &end, 0); |
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|
120 |
|
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diff
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|
121 |
// skip any trailing whitespace |
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|
122 |
for ( ; ' ' == *end; ++end); |
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parents:
diff
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|
123 |
|
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diff
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|
124 |
if (end == parg || '-' != *end && ',' != *end && '\0' != *end) { |
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parents:
diff
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|
125 |
fprintf (stderr, |
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|
126 |
"invalid character '%c' at position %d: \"%s\"\n", |
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|
127 |
*end, int (parg - argbeg), argv [0]); |
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|
128 |
return 2; |
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|
129 |
} |
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|
130 |
|
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|
131 |
if (0 <= first) { |
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|
132 |
if (line < 0) { |
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|
133 |
fprintf (stderr, |
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|
134 |
"invalid value %ld at position %d: \"%s\"\n", |
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|
135 |
line, int (parg - argbeg), argv [0]); |
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|
136 |
return 2; |
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|
137 |
} |
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|
138 |
|
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Revision: 201002
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parents:
diff
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|
139 |
++line; |
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parents:
diff
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|
140 |
|
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|
141 |
if ((',' == *end || '-' == *end) && end [1]) |
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Revision: 201002
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parents:
diff
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|
142 |
++end; |
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diff
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|
143 |
} |
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parents:
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|
144 |
else if (',' == *end) { |
e4d67989cc36
Revision: 201002
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parents:
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|
145 |
first = line++; |
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parents:
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|
146 |
if ('\0' == end [1]) { |
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parents:
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|
147 |
fprintf (stderr, |
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|
148 |
"invalid character '%c' at position %d: \"%s\"\n", |
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parents:
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|
149 |
*end, int (parg - argbeg), argv [0]); |
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parents:
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|
150 |
return 2; |
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parents:
diff
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|
151 |
} |
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|
152 |
|
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|
153 |
++end; |
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diff
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|
154 |
} |
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Revision: 201002
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parents:
diff
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|
155 |
else if ('-' == *end) { |
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Revision: 201002
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parents:
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|
156 |
first = line; |
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parents:
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|
157 |
while (' ' == *++end); |
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parents:
diff
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|
158 |
if ('\0' == *end) { |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
159 |
line = _RWSTD_INT_MAX; |
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Revision: 201002
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parents:
diff
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|
160 |
} |
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Revision: 201002
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parents:
diff
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|
161 |
else if (',' == *end) { |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
162 |
line = _RWSTD_INT_MAX; |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
163 |
++end; |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
164 |
} |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
165 |
else |
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Revision: 201002
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parents:
diff
changeset
|
166 |
line = -1; |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
167 |
} |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
168 |
else if ('\0' == *end) { |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
169 |
first = line++; |
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parents:
diff
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|
170 |
} |
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Revision: 201002
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parents:
diff
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|
171 |
else { |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
172 |
fprintf (stderr, |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
173 |
"invalid character '%c' at position %d: \"%s\"\n", |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
174 |
*end, int (parg - argbeg), argv [0]); |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
175 |
return 2; |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
176 |
} |
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Revision: 201002
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parents:
diff
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|
177 |
|
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Revision: 201002
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parents:
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|
178 |
parg = end; |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
179 |
|
e4d67989cc36
Revision: 201002
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parents:
diff
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|
180 |
if (0 <= first && first < line) { |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
181 |
_rw_enable_lines (first, line, flags); |
e4d67989cc36
Revision: 201002
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parents:
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|
182 |
first = -1; |
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Revision: 201002
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parents:
diff
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|
183 |
} |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
184 |
} |
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Revision: 201002
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parents:
diff
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|
185 |
|
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Revision: 201002
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parents:
diff
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|
186 |
return 0; |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
187 |
} |
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Revision: 201002
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parents:
diff
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|
188 |
|
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diff
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|
189 |
/**************************************************************************/ |
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|
190 |
|
e4d67989cc36
Revision: 201002
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parents:
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|
191 |
static int |
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Revision: 201002
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parents:
diff
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|
192 |
_rw_opt_enable_line (int argc, char *argv[]) |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
193 |
{ |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
194 |
if (1 == argc && argv && 0 == argv [0]) { |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
195 |
|
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Revision: 201002
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parents:
diff
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|
196 |
static const char helpstr[] = { |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
197 |
"Enables the line or lines specified by <arg>.\n" |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
198 |
"The syntax of <arg> is as follows: \n" |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
199 |
"<arg> ::= <range> [ , <range> ]\n" |
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Revision: 201002
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|
200 |
"<range> ::= [ - ] <number> | <number> - [ <number> ]\n" |
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Revision: 201002
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parents:
diff
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|
201 |
}; |
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Revision: 201002
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parents:
diff
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|
202 |
|
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Revision: 201002
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parents:
diff
changeset
|
203 |
argv [0] = _RWSTD_CONST_CAST (char*, helpstr); |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
204 |
|
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Revision: 201002
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parents:
diff
changeset
|
205 |
return 0; |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
206 |
} |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
207 |
|
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
208 |
return _rw_enable_line (argc, argv, l_enabled); |
e4d67989cc36
Revision: 201002
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parents:
diff
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|
209 |
} |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
210 |
|
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
211 |
/**************************************************************************/ |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
212 |
|
e4d67989cc36
Revision: 201002
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parents:
diff
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|
213 |
static int |
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_rw_opt_no_line (int argc, char *argv[]) |
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215 |
{ |
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if (1 == argc && argv && 0 == argv [0]) { |
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217 |
|
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static const char helpstr[] = { |
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"Disables the line or lines specified by <arg>.\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> ::= [ - ] <number> | <number> - [ <number> ]\n" |
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}; |
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224 |
|
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argv [0] = _RWSTD_CONST_CAST (char*, helpstr); |
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226 |
|
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return 0; |
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} |
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229 |
|
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return _rw_enable_line (argc, argv, l_disabled); |
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} |
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232 |
|
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/**************************************************************************/ |
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234 |
|
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static int |
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_rw_opt_expect_line (int argc, char *argv[]) |
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{ |
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if (1 == argc && argv && 0 == argv [0]) { |
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239 |
|
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static const char helpstr[] = { |
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"Marks the line or lines specified by <arg> as \"expected\".\n" |
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"Inactive diagnostics on such lines will be issued as unexpected.\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> ::= [ - ] <number> | <number> - [ <number> ]\n" |
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}; |
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247 |
|
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argv [0] = _RWSTD_CONST_CAST (char*, helpstr); |
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249 |
|
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return 0; |
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} |
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252 |
|
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return _rw_enable_line (argc, argv, l_expected); |
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} |
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255 |
|
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256 |
/************************************************************************/ |
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257 |
|
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/* extern */ int |
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_rw_setopts_lines () |
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{ |
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const int result = |
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rw_setopts ("|-enable-line=" // argument required |
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"|-expect= " // argument required |
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"|-no-line= ", // argument required |
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_rw_opt_enable_line, |
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_rw_opt_expect_line, |
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_rw_opt_no_line); |
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|
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return result; |
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} |
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271 |
|
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/************************************************************************/ |
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|
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/* extern */ int |
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_rw_expected (int line) |
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{ |
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int line_expected = 0; |
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|
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for (size_t i = 0; i != nlineranges; ++i) { |
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|
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const int first = lineranges [i].first; |
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const int last = lineranges [i].last; |
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|
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if (lineranges [i].flags & (l_disabled | l_enabled)) { |
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continue; |
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} |
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|
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if (first <= line && line < last) |
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line_expected = 0 != (lineranges [i].flags & l_expected); |
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} |
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|
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return line_expected; |
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} |
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|
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/************************************************************************/ |
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|
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_TEST_EXPORT int |
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rw_enabled (int line) |
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{ |
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int nenabled = 0; |
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int ndisabled = 0; |
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|
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int line_enabled = -1; |
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|
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for (size_t i = 0; i != nlineranges; ++i) { |
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|
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const int first = lineranges [i].first; |
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const int last = lineranges [i].last; |
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|
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if (lineranges [i].flags & l_disabled) { |
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++ndisabled; |
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} |
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else if (lineranges [i].flags & l_enabled) { |
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++nenabled; |
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} |
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else { |
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continue; |
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} |
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319 |
|
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320 |
if (first <= line && line < last) |
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Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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321 |
line_enabled = 0 != (lineranges [i].flags & l_enabled); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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322 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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323 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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324 |
if (nenabled && -1 == line_enabled) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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325 |
line_enabled = 0; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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326 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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changeset
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327 |
return line_enabled; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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328 |
} |