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eval.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/bash/src/eval.c
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11-
12-
13-
14-
15-
16-
17-
18-
19extern sigset_t top_level_mask;-
20-
21-
22static void send_pwd_to_eterm (void);-
23static void alrm_catcher (int);-
24-
25-
26-
27int-
28reader_loop ()-
29{-
30 int our_indirection_level;-
31 COMMAND * volatile current_command;-
32-
33 ((void) &(current_command));-
34-
35 current_command = (COMMAND *)-
36 ((void *)0)-
37 ;-
38-
39 our_indirection_level = ++indirection_level;-
40-
41 while (EOF_Reached == 0
EOF_Reached == 0Description
TRUEevaluated 176017 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 399 times by 1 test
Evaluated by:
  • Self test
)		399-176017
42 {-
43 int code;-
44-
45 code = -
46 __sigsetjmp (-
47 (top_level)-
48 , -
49 0-
50 )-
51 ;-
52-
53-
54 unlink_fifo_list ();-
55-
56-
57-
58-
59 if (interactive_shell
interactive_shellDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 176466 times by 1 test
Evaluated by:
  • Self test
 && signal_is_ignored (
signal_is_ignored ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-176466
60 2
signal_is_ignored ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-2
61 ) == 0
signal_is_ignored ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
 && signal_is_trapped (
signal_is_trapped ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-2
62 2
signal_is_trapped ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
0-2
63 ) == 0
signal_is_trapped ( 2 ) == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-2
64 set_signal_handler (
executed 2 times by 1 test: set_signal_handler ( 2 , sigint_sighandler);
Executed by:
  • Self test
2
65 2
executed 2 times by 1 test: set_signal_handler ( 2 , sigint_sighandler);
Executed by:
  • Self test
2
66 , sigint_sighandler);
executed 2 times by 1 test: set_signal_handler ( 2 , sigint_sighandler);
Executed by:
  • Self test
2
67-
68 if (code != 0
code != 0Description
TRUEevaluated 451 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 176017 times by 1 test
Evaluated by:
  • Self test
)		451-176017
69 {-
70 indirection_level = our_indirection_level;-
71-
72 switch (code)-
73 {-
74-
75 case
executed 2 times by 1 test: case 1:
Executed by:
  • Self test
 1:
executed 2 times by 1 test: case 1:
Executed by:
  • Self test
2
76 case
executed 9 times by 1 test: case 4:
Executed by:
  • Self test
 4:
executed 9 times by 1 test: case 4:
Executed by:
  • Self test
9
77 case
executed 52 times by 1 test: case 3:
Executed by:
  • Self test
 3:
executed 52 times by 1 test: case 3:
Executed by:
  • Self test
52
78 current_command = (COMMAND *)-
79 ((void *)0)-
80 ;-
81 if (exit_immediately_on_error
exit_immediately_on_errorDescription
TRUEevaluated 7 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 56 times by 1 test
Evaluated by:
  • Self test
)		7-56
82 variable_context = 0;
executed 7 times by 1 test: variable_context = 0;
Executed by:
  • Self test
7
83 EOF_Reached = -
84 (-1)-
85 ;-
86 goto
executed 63 times by 1 test: goto exec_done;
Executed by:
  • Self test
 exec_done;
executed 63 times by 1 test: goto exec_done;
Executed by:
  • Self test
63
87-
88 case
executed 388 times by 1 test: case 2:
Executed by:
  • Self test
 2:
executed 388 times by 1 test: case 2:
Executed by:
  • Self test
388
89-
90-
91-
92 if (last_command_exit_value == 0
last_command_exit_value == 0Description
TRUEevaluated 17 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 371 times by 1 test
Evaluated by:
  • Self test
)		17-371
93 last_command_exit_value = 1;
executed 17 times by 1 test: last_command_exit_value = 1;
Executed by:
  • Self test
17
94 if (subshell_environment
subshell_environmentDescription
TRUEnever evaluated
FALSEevaluated 388 times by 1 test
Evaluated by:
  • Self test
)		0-388
95 {-
96 current_command = (COMMAND *)-
97 ((void *)0)-
98 ;-
99 EOF_Reached = -
100 (-1)-
101 ;-
102 goto
never executed: goto exec_done;
 exec_done;
never executed: goto exec_done;
0
103 }-
104-
105 if (current_command
current_commandDescription
TRUEevaluated 371 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 17 times by 1 test
Evaluated by:
  • Self test
)		17-371
106 {-
107 dispose_command (current_command);-
108 current_command = (COMMAND *)-
109 ((void *)0)-
110 ;-
111 }
executed 371 times by 1 test: end of block
Executed by:
  • Self test
371
112-
113 sigprocmask (-
114 2-
115 , &top_level_mask, (sigset_t *)-
116 ((void *)0)-
117 );-
118-
119 break;
executed 388 times by 1 test: break;
Executed by:
  • Self test
388
120-
121 default
never executed: default:
:
never executed: default:
0
122 command_error ("reader_loop", 3, code, 0);-
123 }
never executed: end of block
0
124 }-
125-
126 executing = 0;-
127 if (temporary_env
temporary_envDescription
TRUEnever evaluated
FALSEevaluated 176405 times by 1 test
Evaluated by:
  • Self test
)		0-176405
128 dispose_used_env_vars ();
never executed: dispose_used_env_vars ();
0
129-
130-
131-
132-
133-
134-
135 if (read_command () == 0
read_command () == 0Description
TRUEevaluated 176381 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 6 times by 1 test
Evaluated by:
  • Self test
)		6-176381
136 {-
137 if (interactive_shell == 0
interactive_shell == 0Description
TRUEevaluated 176379 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 2 times by 1 test
Evaluated by:
  • Self test
 && read_but_dont_execute
read_but_dont_executeDescription
TRUEevaluated 7 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 176372 times by 1 test
Evaluated by:
  • Self test
)		2-176379
138 {-
139 last_command_exit_value = 0;-
140 dispose_command (global_command);-
141 global_command = (COMMAND *)-
142 ((void *)0)-
143 ;-
144 }
executed 7 times by 1 test: end of block
Executed by:
  • Self test
7
145 else if (current_command = global_command
current_comman...global_commandDescription
TRUEevaluated 96408 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 79966 times by 1 test
Evaluated by:
  • Self test
)		79966-96408
146 {-
147 global_command = (COMMAND *)-
148 ((void *)0)-
149 ;-
150-
151-
152-
153 if (interactive
interactiveDescription
TRUEnever evaluated
FALSEevaluated 96408 times by 1 test
Evaluated by:
  • Self test
 && ps0_prompt
ps0_promptDescription
TRUEnever evaluated
FALSEnever evaluated
)		0-96408
154 {-
155 char *ps0_string;-
156-
157 ps0_string = decode_prompt_string (ps0_prompt);-
158 if (ps0_string
ps0_stringDescription
TRUEnever evaluated
FALSEnever evaluated
 && *
*ps0_stringDescription
TRUEnever evaluated
FALSEnever evaluated
ps0_string
*ps0_stringDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
159 {-
160 fprintf (-
161 stderr-
162 , "%s", ps0_string);-
163 fflush (-
164 stderr-
165 );-
166 }
never executed: end of block
0
167 sh_xfree((ps0_string), "eval.c", 164);-
168 }
never executed: end of block
0
169-
170 current_command_number++;-
171-
172 executing = 1;-
173 stdin_redir = 0;-
174-
175 execute_command (current_command);-
176-
177 exec_done:
code before this statement executed 91108 times by 1 test: exec_done:
Executed by:
  • Self test
91108
178 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEevaluated 91171 times by 1 test
Evaluated by:
  • Self test
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 if (interrupt_state
interrupt_stateDescription
TRUEnever evaluated
FALSEevaluated 91171 times by 1 test
Evaluated by:
  • Self test
) throw_to_top_level ();
never executed: throw_to_top_level ();
 } while (0);		0-91171
179-
180 if (current_command
current_commandDescription
TRUEevaluated 91108 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 63 times by 1 test
Evaluated by:
  • Self test
)		63-91108
181 {-
182 dispose_command (current_command);-
183 current_command = (COMMAND *)-
184 ((void *)0)-
185 ;-
186 }
executed 91108 times by 1 test: end of block
Executed by:
  • Self test
91108
187 }
executed 91171 times by 1 test: end of block
Executed by:
  • Self test
91171
188 }
executed 171144 times by 1 test: end of block
Executed by:
  • Self test
171144
189 else-
190 {-
191-
192 if (interactive == 0
interactive == 0Description
TRUEevaluated 6 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-6
193 EOF_Reached =
executed 6 times by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
6
194 (-1)
executed 6 times by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
6
195 ;
executed 6 times by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
6
196 }
executed 6 times by 1 test: end of block
Executed by:
  • Self test
6
197 if (just_one_command
just_one_commandDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
  • Self test
FALSEevaluated 171149 times by 1 test
Evaluated by:
  • Self test
)		1-171149
198 EOF_Reached =
executed 1 time by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
1
199 (-1)
executed 1 time by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
1
200 ;
executed 1 time by 1 test: EOF_Reached = (-1) ;
Executed by:
  • Self test
1
201 }
executed 171150 times by 1 test: end of block
Executed by:
  • Self test
171150
202 indirection_level--;-
203 return
executed 399 times by 1 test: return (last_command_exit_value);
Executed by:
  • Self test
 (last_command_exit_value);
executed 399 times by 1 test: return (last_command_exit_value);
Executed by:
  • Self test
399
204}-
205-
206-
207int-
208pretty_print_loop ()-
209{-
210 COMMAND *current_command;-
211 char *command_to_print;-
212 int code;-
213 int global_posix_mode, last_was_newline;-
214-
215 global_posix_mode = posixly_correct;-
216 last_was_newline = 0;-
217 while (EOF_Reached == 0
EOF_Reached == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
218 {-
219 code = -
220 __sigsetjmp (-
221 (top_level)-
222 , -
223 0-
224 )-
225 ;-
226 if (code
codeDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
227 return
never executed: return (1);
 (1);
never executed: return (1);
0
228 if (read_command() == 0
read_command() == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
229 {-
230 current_command = global_command;-
231 global_command = 0;-
232 posixly_correct = 1;-
233 if (current_command
current_commandDescription
TRUEnever evaluated
FALSEnever evaluated
 && (
(command_to_pr...rent_command))Description
TRUEnever evaluated
FALSEnever evaluated
command_to_print = make_command_string (current_command))
(command_to_pr...rent_command))Description
TRUEnever evaluated
FALSEnever evaluated
)		0
234 {-
235 printf ("%s\n", command_to_print);-
236 last_was_newline = 0;-
237 }
never executed: end of block
0
238 else if (last_was_newline == 0
last_was_newline == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
239 {-
240 printf ("\n");-
241 last_was_newline = 1;-
242 }
never executed: end of block
0
243 posixly_correct = global_posix_mode;-
244 dispose_command (current_command);-
245 }
never executed: end of block
0
246 else-
247 return
never executed: return (1);
 (1);
never executed: return (1);
0
248 }-
249-
250 return
never executed: return (0);
 (0);
never executed: return (0);
0
251}-
252-
253static void-
254alrm_catcher(i)-
255 int i;-
256{-
257 printf (-
258 dcgettext (((void *)0), -
259 "\007timed out waiting for input: auto-logout\n"-
260 , 5)-
261 );-
262 fflush (-
263 stdout-
264 );-
265 bash_logout ();-
266 jump_to_top_level (3);-
267 return;
never executed: return;
0
268}-
269-
270-
271-
272static void-
273send_pwd_to_eterm ()-
274{-
275 char *pwd, *f;-
276-
277 f = 0;-
278 pwd = get_string_value ("PWD");-
279 if (pwd == 0
pwd == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
280 f = pwd = get_working_directory ("eterm");
never executed: f = pwd = get_working_directory ("eterm");
0
281 fprintf (-
282 stderr-
283 , "\032/%s\n", pwd);-
284 sh_xfree((f), "eval.c", 261);-
285}
never executed: end of block
0
286-
287static void-
288execute_prompt_command ()-
289{-
290 char *command_to_execute;-
291-
292 command_to_execute = get_string_value ("PROMPT_COMMAND");-
293 if (command_to_execute
command_to_executeDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
294 execute_variable_command (command_to_execute, "PROMPT_COMMAND");
never executed: execute_variable_command (command_to_execute, "PROMPT_COMMAND");
0
295}
never executed: end of block
0
296-
297-
298-
299-
300int-
301parse_command ()-
302{-
303 int r;-
304-
305 need_here_doc = 0;-
306 run_pending_traps ();-
307-
308-
309-
310-
311-
312-
313-
314 if (interactive
interactiveDescription
TRUEnever evaluated
FALSEevaluated 907954 times by 1 test
Evaluated by:
  • Self test
 && bash_input.type != st_string
bash_input.type != st_stringDescription
TRUEnever evaluated
FALSEnever evaluated
 && parser_expanding_alias() == 0
parser_expanding_alias() == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0-907954
315 {-
316 execute_prompt_command ();-
317-
318 if (running_under_emacs == 2
running_under_emacs == 2Description
TRUEnever evaluated
FALSEnever evaluated
)		0
319 send_pwd_to_eterm ();
never executed: send_pwd_to_eterm ();
0
320 }
never executed: end of block
0
321-
322 current_command_line_count = 0;-
323 r = yyparse ();-
324-
325 if (need_here_doc
need_here_docDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 907934 times by 1 test
Evaluated by:
  • Self test
)		2-907934
326 gather_here_documents ();
executed 2 times by 1 test: gather_here_documents ();
Executed by:
  • Self test
2
327-
328 return
executed 907936 times by 1 test: return (r);
Executed by:
  • Self test
 (r);
executed 907936 times by 1 test: return (r);
Executed by:
  • Self test
907936
329}-
330-
331-
332-
333-
334int-
335read_command ()-
336{-
337 SHELL_VAR *tmout_var;-
338 int tmout_len, result;-
339 SigHandler *old_alrm;-
340-
341 set_current_prompt_level (1);-
342 global_command = (COMMAND *)-
343 ((void *)0)-
344 ;-
345-
346-
347 tmout_var = (SHELL_VAR *)-
348 ((void *)0)-
349 ;-
350 tmout_len = 0;-
351 old_alrm = (SigHandler *)-
352 ((void *)0)-
353 ;-
354-
355 if (interactive
interactiveDescription
TRUEnever evaluated
FALSEevaluated 176405 times by 1 test
Evaluated by:
  • Self test
)		0-176405
356 {-
357 tmout_var = find_variable ("TMOUT");-
358-
359 if (tmout_var
tmout_varDescription
TRUEnever evaluated
FALSEnever evaluated
 && ((
((tmout_var)->value != 0)Description
TRUEnever evaluated
FALSEnever evaluated
tmout_var)->value != 0)
((tmout_var)->value != 0)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
360 {-
361 tmout_len = atoi (((tmout_var)->value));-
362 if (tmout_len > 0
tmout_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
363 {-
364 old_alrm = set_signal_handler (-
365 14-
366 , alrm_catcher);-
367 alarm (tmout_len);-
368 }
never executed: end of block
0
369 }
never executed: end of block
0
370 }
never executed: end of block
0
371-
372 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEevaluated 176405 times by 1 test
Evaluated by:
  • Self test
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 if (interrupt_state
interrupt_stateDescription
TRUEnever evaluated
FALSEevaluated 176405 times by 1 test
Evaluated by:
  • Self test
) throw_to_top_level ();
never executed: throw_to_top_level ();
 } while (0);		0-176405
373-
374 current_command_line_count = 0;-
375 result = parse_command ();-
376-
377 if (interactive
interactiveDescription
TRUEnever evaluated
FALSEevaluated 176387 times by 1 test
Evaluated by:
  • Self test
 && tmout_var
tmout_varDescription
TRUEnever evaluated
FALSEnever evaluated
 && (
(tmout_len > 0)Description
TRUEnever evaluated
FALSEnever evaluated
tmout_len > 0)
(tmout_len > 0)Description
TRUEnever evaluated
FALSEnever evaluated
)		0-176387
378 {-
379 alarm(0);-
380 set_signal_handler (-
381 14-
382 , old_alrm);-
383 }
never executed: end of block
0
384-
385 return
executed 176387 times by 1 test: return (result);
Executed by:
  • Self test
 (result);
executed 176387 times by 1 test: return (result);
Executed by:
  • Self test
176387
386}-
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