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dispose_cmd.c

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1/* dispose_command.c -- dispose of a COMMAND structure. */-
2-
3/* Copyright (C) 1987-2009 Free Software Foundation, Inc.-
4-
5 This file is part of GNU Bash, the Bourne Again SHell.-
6-
7 Bash is free software: you can redistribute it and/or modify-
8 it under the terms of the GNU General Public License as published by-
9 the Free Software Foundation, either version 3 of the License, or-
10 (at your option) any later version.-
11-
12 Bash is distributed in the hope that it will be useful,-
13 but WITHOUT ANY WARRANTY; without even the implied warranty of-
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the-
15 GNU General Public License for more details.-
16-
17 You should have received a copy of the GNU General Public License-
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.-
19*/-
20-
21#include "config.h"-
22-
23#include "bashtypes.h"-
24-
25#if defined (HAVE_UNISTD_H)-
26# include <unistd.h>-
27#endif-
28-
29#include "bashansi.h"-
30#include "shell.h"-
31-
32extern sh_obj_cache_t wdcache, wlcache;-
33-
34/* Dispose of the command structure passed. */-
35void-
36dispose_command (command)-
37 COMMAND *command;-
38{-
39 if (command == 0)
command == 0Description
TRUEevaluated 9705414 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 140150651 times by 1 test
Evaluated by:
  • Self test
9705414-140150651
40 return;
executed 9705414 times by 1 test: return;
Executed by:
  • Self test
9705414
41-
42 if (command->redirects)
command->redirectsDescription
TRUEevaluated 3102 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 140147549 times by 1 test
Evaluated by:
  • Self test
3102-140147549
43 dispose_redirects (command->redirects);
executed 3102 times by 1 test: dispose_redirects (command->redirects);
Executed by:
  • Self test
3102
44-
45 switch (command->type)-
46 {-
47 case cm_for:
executed 1616277 times by 1 test: case cm_for:
Executed by:
  • Self test
1616277
48#if defined (SELECT_COMMAND)-
49 case cm_select:
executed 9 times by 1 test: case cm_select:
Executed by:
  • Self test
9
50#endif-
51 {-
52 register FOR_COM *c;-
53#if defined (SELECT_COMMAND)-
54 if (command->type == cm_select)
command->type == cm_selectDescription
TRUEevaluated 9 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1616277 times by 1 test
Evaluated by:
  • Self test
9-1616277
55 c = (FOR_COM *)command->value.Select;
executed 9 times by 1 test: c = (FOR_COM *)command->value.Select;
Executed by:
  • Self test
9
56 else-
57#endif-
58 c = command->value.For;
executed 1616277 times by 1 test: c = command->value.For;
Executed by:
  • Self test
1616277
59 dispose_word (c->name);-
60 dispose_words (c->map_list);-
61 dispose_command (c->action);-
62 free (c);-
63 break;
executed 1616286 times by 1 test: break;
Executed by:
  • Self test
1616286
64 }-
65-
66#if defined (ARITH_FOR_COMMAND)-
67 case cm_arith_for:
executed 4552 times by 1 test: case cm_arith_for:
Executed by:
  • Self test
4552
68 {-
69 register ARITH_FOR_COM *c;-
70-
71 c = command->value.ArithFor;-
72 dispose_words (c->init);-
73 dispose_words (c->test);-
74 dispose_words (c->step);-
75 dispose_command (c->action);-
76 free (c);-
77 break;
executed 4552 times by 1 test: break;
Executed by:
  • Self test
4552
78 }-
79#endif /* ARITH_FOR_COMMAND */-
80-
81 case cm_group:
executed 1655514 times by 1 test: case cm_group:
Executed by:
  • Self test
1655514
82 {-
83 dispose_command (command->value.Group->command);-
84 free (command->value.Group);-
85 break;
executed 1655514 times by 1 test: break;
Executed by:
  • Self test
1655514
86 }-
87-
88 case cm_subshell:
executed 6458 times by 1 test: case cm_subshell:
Executed by:
  • Self test
6458
89 {-
90 dispose_command (command->value.Subshell->command);-
91 free (command->value.Subshell);-
92 break;
executed 6458 times by 1 test: break;
Executed by:
  • Self test
6458
93 }-
94-
95 case cm_coproc:
executed 36 times by 1 test: case cm_coproc:
Executed by:
  • Self test
36
96 {-
97 free (command->value.Coproc->name);-
98 dispose_command (command->value.Coproc->command);-
99 free (command->value.Coproc);-
100 break;
executed 36 times by 1 test: break;
Executed by:
  • Self test
36
101 }-
102-
103 case cm_case:
executed 32312615 times by 1 test: case cm_case:
Executed by:
  • Self test
32312615
104 {-
105 register CASE_COM *c;-
106 PATTERN_LIST *t, *p;-
107-
108 c = command->value.Case;-
109 dispose_word (c->word);-
110-
111 for (p = c->clauses; p; )
pDescription
TRUEevaluated 79167555 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 32312615 times by 1 test
Evaluated by:
  • Self test
32312615-79167555
112 {-
113 dispose_words (p->patterns);-
114 dispose_command (p->action);-
115 t = p;-
116 p = p->next;-
117 free (t);-
118 }
executed 79167555 times by 1 test: end of block
Executed by:
  • Self test
79167555
119 free (c);-
120 break;
executed 32312615 times by 1 test: break;
Executed by:
  • Self test
32312615
121 }-
122-
123 case cm_until:
executed 22 times by 1 test: case cm_until:
Executed by:
  • Self test
22
124 case cm_while:
executed 1618045 times by 1 test: case cm_while:
Executed by:
  • Self test
1618045
125 {-
126 register WHILE_COM *c;-
127-
128 c = command->value.While;-
129 dispose_command (c->test);-
130 dispose_command (c->action);-
131 free (c);-
132 break;
executed 1618067 times by 1 test: break;
Executed by:
  • Self test
1618067
133 }-
134-
135 case cm_if:
executed 3383 times by 1 test: case cm_if:
Executed by:
  • Self test
3383
136 {-
137 register IF_COM *c;-
138-
139 c = command->value.If;-
140 dispose_command (c->test);-
141 dispose_command (c->true_case);-
142 dispose_command (c->false_case);-
143 free (c);-
144 break;
executed 3383 times by 1 test: break;
Executed by:
  • Self test
3383
145 }-
146-
147 case cm_simple:
executed 55905077 times by 1 test: case cm_simple:
Executed by:
  • Self test
55905077
148 {-
149 register SIMPLE_COM *c;-
150-
151 c = command->value.Simple;-
152 dispose_words (c->words);-
153 dispose_redirects (c->redirects);-
154 free (c);-
155 break;
executed 55905077 times by 1 test: break;
Executed by:
  • Self test
55905077
156 }-
157-
158 case cm_connection:
executed 30837621 times by 1 test: case cm_connection:
Executed by:
  • Self test
30837621
159 {-
160 register CONNECTION *c;-
161-
162 c = command->value.Connection;-
163 dispose_command (c->first);-
164 dispose_command (c->second);-
165 free (c);-
166 break;
executed 30837621 times by 1 test: break;
Executed by:
  • Self test
30837621
167 }-
168-
169#if defined (DPAREN_ARITHMETIC)-
170 case cm_arith:
executed 16179229 times by 1 test: case cm_arith:
Executed by:
  • Self test
16179229
171 {-
172 register ARITH_COM *c;-
173-
174 c = command->value.Arith;-
175 dispose_words (c->exp);-
176 free (c);-
177 break;
executed 16179229 times by 1 test: break;
Executed by:
  • Self test
16179229
178 }-
179#endif /* DPAREN_ARITHMETIC */-
180-
181#if defined (COND_COMMAND)-
182 case cm_cond:
executed 610 times by 1 test: case cm_cond:
Executed by:
  • Self test
610
183 {-
184 register COND_COM *c;-
185-
186 c = command->value.Cond;-
187 dispose_cond_node (c);-
188 break;
executed 610 times by 1 test: break;
Executed by:
  • Self test
610
189 }-
190#endif /* COND_COMMAND */-
191-
192 case cm_function_def:
executed 11203 times by 1 test: case cm_function_def:
Executed by:
  • Self test
11203
193 {-
194 register FUNCTION_DEF *c;-
195-
196 c = command->value.Function_def;-
197 dispose_function_def (c);-
198 break;
executed 11203 times by 1 test: break;
Executed by:
  • Self test
11203
199 }-
200-
201 default:
never executed: default:
0
202 command_error ("dispose_command", CMDERR_BADTYPE, command->type, 0);-
203 break;
never executed: break;
0
204 }-
205 free (command);-
206}
executed 140150651 times by 1 test: end of block
Executed by:
  • Self test
140150651
207-
208#if defined (COND_COMMAND)-
209/* How to free a node in a conditional command. */-
210void-
211dispose_cond_node (cond)-
212 COND_COM *cond;-
213{-
214 if (cond)
condDescription
TRUEevaluated 2041 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-2041
215 {-
216 if (cond->left)
cond->leftDescription
TRUEevaluated 831 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1210 times by 1 test
Evaluated by:
  • Self test
831-1210
217 dispose_cond_node (cond->left);
executed 831 times by 1 test: dispose_cond_node (cond->left);
Executed by:
  • Self test
831
218 if (cond->right)
cond->rightDescription
TRUEevaluated 600 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1441 times by 1 test
Evaluated by:
  • Self test
600-1441
219 dispose_cond_node (cond->right);
executed 600 times by 1 test: dispose_cond_node (cond->right);
Executed by:
  • Self test
600
220 if (cond->op)
cond->opDescription
TRUEevaluated 1926 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 115 times by 1 test
Evaluated by:
  • Self test
115-1926
221 dispose_word (cond->op);
executed 1926 times by 1 test: dispose_word (cond->op);
Executed by:
  • Self test
1926
222 free (cond);-
223 }
executed 2041 times by 1 test: end of block
Executed by:
  • Self test
2041
224}
executed 2041 times by 1 test: end of block
Executed by:
  • Self test
2041
225#endif /* COND_COMMAND */-
226-
227void-
228dispose_function_def_contents (c)-
229 FUNCTION_DEF *c;-
230{-
231 dispose_word (c->name);-
232 dispose_command (c->command);-
233 FREE (c->source_file);
executed 22357 times by 1 test: sh_xfree((c->source_file), "dispose_cmd.c", 233);
Executed by:
  • Self test
c->source_fileDescription
TRUEevaluated 22357 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-22357
234}
executed 22357 times by 1 test: end of block
Executed by:
  • Self test
22357
235-
236void-
237dispose_function_def (c)-
238 FUNCTION_DEF *c;-
239{-
240 dispose_function_def_contents (c);-
241 free (c);-
242}
executed 11203 times by 1 test: end of block
Executed by:
  • Self test
11203
243-
244/* How to free a WORD_DESC. */-
245void-
246dispose_word (w)-
247 WORD_DESC *w;-
248{-
249 FREE (w->word);
executed 558863560 times by 1 test: sh_xfree((w->word), "dispose_cmd.c", 249);
Executed by:
  • Self test
w->wordDescription
TRUEevaluated 558863560 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 292 times by 1 test
Evaluated by:
  • Self test
292-558863560
250 ocache_free (wdcache, WORD_DESC, w);
never executed: mcn = 0;
executed 521682494 times by 1 test: end of block
Executed by:
  • Self test
executed 521682494 times by 1 test: break;
Executed by:
  • Self test
executed 521682494 times by 1 test: end of block
Executed by:
  • Self test
executed 521682494 times by 1 test: end of block
Executed by:
  • Self test
executed 521682494 times by 1 test: end of block
Executed by:
  • Self test
never executed: memset (((w)), (0xdf), (sizeof(WORD_DESC)));
executed 521682494 times by 1 test: end of block
Executed by:
  • Self test
executed 37181358 times by 1 test: sh_xfree((w), "dispose_cmd.c", 250);
Executed by:
  • Self test
mcn <= 0Description
TRUEevaluated 521682494 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 521682494 times by 1 test
Evaluated by:
  • Self test
(wdcache).nc < (wdcache).csDescription
TRUEevaluated 521682494 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 37181358 times by 1 test
Evaluated by:
  • Self test
(sizeof(WORD_DESC)) <= 32Description
TRUEevaluated 521682494 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
mctmp < 8Description
TRUEnever evaluated
FALSEevaluated 521682494 times by 1 test
Evaluated by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 7:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 6:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 5:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 4:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 3:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 2:
Executed by:
  • Self test
code before this statement executed 1043364988 times by 1 test: case 1:
Executed by:
  • Self test
executed 521682494 times by 1 test: case 0:
Executed by:
  • Self test
never executed: case 7:
never executed: case 6:
never executed: case 5:
never executed: case 4:
never executed: case 3:
never executed: case 2:
never executed: case 1:
0-1043364988
251}
executed 558863852 times by 1 test: end of block
Executed by:
  • Self test
558863852
252-
253/* Free a WORD_DESC, but not the word contained within. */-
254void-
255dispose_word_desc (w)-
256 WORD_DESC *w;-
257{-
258 w->word = 0;-
259 ocache_free (wdcache, WORD_DESC, w);
never executed: mcn = 0;
executed 115524570 times by 1 test: end of block
Executed by:
  • Self test
executed 115524570 times by 1 test: break;
Executed by:
  • Self test
executed 115524570 times by 1 test: end of block
Executed by:
  • Self test
executed 115524570 times by 1 test: end of block
Executed by:
  • Self test
executed 115524570 times by 1 test: end of block
Executed by:
  • Self test
never executed: memset (((w)), (0xdf), (sizeof(WORD_DESC)));
executed 115524570 times by 1 test: end of block
Executed by:
  • Self test
executed 1112 times by 1 test: sh_xfree((w), "dispose_cmd.c", 259);
Executed by:
  • Self test
mcn <= 0Description
TRUEevaluated 115524570 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 115524570 times by 1 test
Evaluated by:
  • Self test
(wdcache).nc < (wdcache).csDescription
TRUEevaluated 115524570 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1112 times by 1 test
Evaluated by:
  • Self test
(sizeof(WORD_DESC)) <= 32Description
TRUEevaluated 115524570 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
mctmp < 8Description
TRUEnever evaluated
FALSEevaluated 115524570 times by 1 test
Evaluated by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 7:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 6:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 5:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 4:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 3:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 2:
Executed by:
  • Self test
code before this statement executed 231049140 times by 1 test: case 1:
Executed by:
  • Self test
executed 115524570 times by 1 test: case 0:
Executed by:
  • Self test
never executed: case 7:
never executed: case 6:
never executed: case 5:
never executed: case 4:
never executed: case 3:
never executed: case 2:
never executed: case 1:
0-231049140
260}
executed 115525682 times by 1 test: end of block
Executed by:
  • Self test
115525682
261-
262/* How to get rid of a linked list of words. A WORD_LIST. */-
263void-
264dispose_words (list)-
265 WORD_LIST *list;-
266{-
267 WORD_LIST *t;-
268-
269 while (list)
listDescription
TRUEevaluated 498401600 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 443858634 times by 1 test
Evaluated by:
  • Self test
443858634-498401600
270 {-
271 t = list;-
272 list = list->next;-
273 dispose_word (t->word);-
274#if 0-
275 free (t);-
276#else-
277 ocache_free (wlcache, WORD_LIST, t);
never executed: mcn = 0;
executed 495038916 times by 1 test: end of block
Executed by:
  • Self test
executed 495038916 times by 1 test: break;
Executed by:
  • Self test
executed 495038916 times by 1 test: end of block
Executed by:
  • Self test
executed 495038916 times by 1 test: end of block
Executed by:
  • Self test
executed 495038916 times by 1 test: end of block
Executed by:
  • Self test
never executed: memset (((t)), (0xdf), (sizeof(WORD_LIST)));
executed 495038916 times by 1 test: end of block
Executed by:
  • Self test
executed 3362684 times by 1 test: sh_xfree((t), "dispose_cmd.c", 277);
Executed by:
  • Self test
mcn <= 0Description
TRUEevaluated 495038916 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 495038916 times by 1 test
Evaluated by:
  • Self test
(wlcache).nc < (wlcache).csDescription
TRUEevaluated 495038916 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3362684 times by 1 test
Evaluated by:
  • Self test
(sizeof(WORD_LIST)) <= 32Description
TRUEevaluated 495038916 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
mctmp < 8Description
TRUEnever evaluated
FALSEevaluated 495038916 times by 1 test
Evaluated by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 7:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 6:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 5:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 4:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 3:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 2:
Executed by:
  • Self test
code before this statement executed 990077832 times by 1 test: case 1:
Executed by:
  • Self test
executed 495038916 times by 1 test: case 0:
Executed by:
  • Self test
never executed: case 7:
never executed: case 6:
never executed: case 5:
never executed: case 4:
never executed: case 3:
never executed: case 2:
never executed: case 1:
0-990077832
278#endif-
279 }
executed 498401600 times by 1 test: end of block
Executed by:
  • Self test
498401600
280}
executed 443858634 times by 1 test: end of block
Executed by:
  • Self test
443858634
281-
282#ifdef INCLUDE_UNUSED-
283/* How to dispose of an array of pointers to char. This is identical to-
284 free_array in stringlib.c. */-
285void-
286dispose_word_array (array)-
287 char **array;-
288{-
289 register int count;-
290-
291 if (array == 0)-
292 return;-
293-
294 for (count = 0; array[count]; count++)-
295 free (array[count]);-
296-
297 free (array);-
298}-
299#endif-
300-
301/* How to dispose of an list of redirections. A REDIRECT. */-
302void-
303dispose_redirects (list)-
304 REDIRECT *list;-
305{-
306 register REDIRECT *t;-
307-
308 while (list)
listDescription
TRUEevaluated 1504083 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 87256034 times by 1 test
Evaluated by:
  • Self test
1504083-87256034
309 {-
310 t = list;-
311 list = list->next;-
312-
313 if (t->rflags & REDIR_VARASSIGN)
t->rflags & 0x01Description
TRUEevaluated 76 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1504007 times by 1 test
Evaluated by:
  • Self test
76-1504007
314 dispose_word (t->redirector.filename);
executed 76 times by 1 test: dispose_word (t->redirector.filename);
Executed by:
  • Self test
76
315-
316 switch (t->instruction)-
317 {-
318 case r_reading_until:
executed 3062 times by 1 test: case r_reading_until:
Executed by:
  • Self test
3062
319 case r_deblank_reading_until:
executed 50 times by 1 test: case r_deblank_reading_until:
Executed by:
  • Self test
50
320 free (t->here_doc_eof);-
321 /*FALLTHROUGH*/-
322 case r_reading_string:
code before this statement executed 3112 times by 1 test: case r_reading_string:
Executed by:
  • Self test
executed 88 times by 1 test: case r_reading_string:
Executed by:
  • Self test
88-3112
323 case r_output_direction:
executed 27153 times by 1 test: case r_output_direction:
Executed by:
  • Self test
27153
324 case r_input_direction:
executed 2948 times by 1 test: case r_input_direction:
Executed by:
  • Self test
2948
325 case r_inputa_direction:
never executed: case r_inputa_direction:
0
326 case r_appending_to:
executed 41 times by 1 test: case r_appending_to:
Executed by:
  • Self test
41
327 case r_err_and_out:
executed 33 times by 1 test: case r_err_and_out:
Executed by:
  • Self test
33
328 case r_append_err_and_out:
executed 6 times by 1 test: case r_append_err_and_out:
Executed by:
  • Self test
6
329 case r_input_output:
executed 18 times by 1 test: case r_input_output:
Executed by:
  • Self test
18
330 case r_output_force:
executed 19 times by 1 test: case r_output_force:
Executed by:
  • Self test
19
331 case r_duplicating_input_word:
executed 17 times by 1 test: case r_duplicating_input_word:
Executed by:
  • Self test
17
332 case r_duplicating_output_word:
executed 112 times by 1 test: case r_duplicating_output_word:
Executed by:
  • Self test
112
333 case r_move_input_word:
executed 7 times by 1 test: case r_move_input_word:
Executed by:
  • Self test
7
334 case r_move_output_word:
executed 7 times by 1 test: case r_move_output_word:
Executed by:
  • Self test
7
335 dispose_word (t->redirectee.filename);-
336 /* FALLTHROUGH */-
337 default:
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338 break;
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339 }-
340 free (t);-
341 }
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342}
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