OpenCoverage

input.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/bash/src/input.c
Switch to Source codePreprocessed file
LineSourceCount
1-
2-
3-
4-
5-
6-
7-
8-
9-
10extern void termsig_handler (int);-
11-
12-
13-
14-
15static char localbuf[128];-
16static int local_index = 0, local_bufused = 0;-
17-
18-
19-
20-
21int-
22getc_with_restart (stream)-
23 FILE *stream;-
24{-
25 unsigned char uc;-
26-
27 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEnever evaluated
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 } while (0);		0
28-
29-
30 if (local_index == local_bufused
local_index == local_bufusedDescription
TRUEnever evaluated
FALSEnever evaluated
 || local_bufused == 0
local_bufused == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
31 {-
32 while (1)-
33 {-
34 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEnever evaluated
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 if (interrupt_state
interrupt_stateDescription
TRUEnever evaluated
FALSEnever evaluated
) throw_to_top_level ();
never executed: throw_to_top_level ();
 } while (0);		0
35 run_pending_traps ();-
36-
37 local_bufused = read (fileno (stream), localbuf, sizeof(localbuf));-
38 if (local_bufused > 0
local_bufused > 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
39 break;
never executed: break;
0
40 else if (local_bufused == 0
local_bufused == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
41 {-
42 local_index = 0;-
43 return
never executed: return (-1) ;
never executed: return (-1) ;
0
44 (-1)
never executed: return (-1) ;
0
45 ;
never executed: return (-1) ;
0
46 }-
47 else if (-
48 (*
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
__errno_location ())
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
0
49 ==
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
0
50 11
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
 		0
51 || -
52 (*
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
__errno_location ())
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
0
53 ==
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
0
54 11
(*__errno_location ()) == 11Description
TRUEnever evaluated
FALSEnever evaluated
0
55 )-
56 {-
57 if (sh_unset_nodelay_mode (fileno (stream)) < 0
sh_unset_nodel... (stream)) < 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
58 {-
59 sys_error (-
60 dcgettext (((void *)0), -
61 "cannot reset nodelay mode for fd %d"-
62 , 5)-
63 , fileno (stream));-
64 local_index = local_bufused = 0;-
65 return
never executed: return (-1) ;
never executed: return (-1) ;
0
66 (-1)
never executed: return (-1) ;
0
67 ;
never executed: return (-1) ;
0
68 }-
69 continue;
never executed: continue;
0
70 }-
71 else if (-
72 (*
(*__errno_location ()) != 4Description
TRUEnever evaluated
FALSEnever evaluated
__errno_location ())
(*__errno_location ()) != 4Description
TRUEnever evaluated
FALSEnever evaluated
0
73 !=
(*__errno_location ()) != 4Description
TRUEnever evaluated
FALSEnever evaluated
0
74 4
(*__errno_location ()) != 4Description
TRUEnever evaluated
FALSEnever evaluated
0
75 )-
76 {-
77 local_index = local_bufused = 0;-
78 return
never executed: return (-1) ;
never executed: return (-1) ;
0
79 (-1)
never executed: return (-1) ;
0
80 ;
never executed: return (-1) ;
0
81 }-
82 else if (interrupt_state
interrupt_stateDescription
TRUEnever evaluated
FALSEnever evaluated
 || terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
83 local_index = local_bufused = 0;
never executed: local_index = local_bufused = 0;
0
84 }
never executed: end of block
0
85 local_index = 0;-
86 }
never executed: end of block
0
87 uc = localbuf[local_index++];-
88 return
never executed: return uc;
 uc;
never executed: return uc;
0
89}-
90-
91int-
92ungetc_with_restart (c, stream)-
93 int c;-
94 FILE *stream;-
95{-
96 if (local_index == 0
local_index == 0Description
TRUEnever evaluated
FALSEnever evaluated
 || c ==
c == (-1)Description
TRUEnever evaluated
FALSEnever evaluated
0
97 (-1)
c == (-1)Description
TRUEnever evaluated
FALSEnever evaluated
0
98 )-
99 return
never executed: return (-1) ;
never executed: return (-1) ;
0
100 (-1)
never executed: return (-1) ;
0
101 ;
never executed: return (-1) ;
0
102 localbuf[--local_index] = c;-
103 return
never executed: return c;
 c;
never executed: return c;
0
104}-
105int bash_input_fd_changed;-
106-
107-
108-
109-
110-
111-
112static BUFFERED_STREAM **buffers = (BUFFERED_STREAM **)-
113 ((void *)0)-
114 ;-
115static int nbuffers;-
116-
117-
118-
119-
120-
121static void-
122allocate_buffers (n)-
123 int n;-
124{-
125 register int i, orig_nbuffers;-
126-
127 orig_nbuffers = nbuffers;-
128 nbuffers = n + 20;-
129 buffers = (BUFFERED_STREAM **)sh_xrealloc((buffers), (nbuffers * sizeof (BUFFERED_STREAM *)),-
130 "input.c"-
131 ,-
132 176-
133 )-
134 ;-
135-
136-
137 for (i = orig_nbuffers; i < nbuffers
i < nbuffersDescription
TRUEevaluated 1442749 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 5251 times by 1 test
Evaluated by:
  • Self test
; i++)		5251-1442749
138 buffers[i] = (BUFFERED_STREAM *)
executed 1442749 times by 1 test: buffers[i] = (BUFFERED_STREAM *) ((void *)0) ;
Executed by:
  • Self test
1442749
139 ((void *)0)
executed 1442749 times by 1 test: buffers[i] = (BUFFERED_STREAM *) ((void *)0) ;
Executed by:
  • Self test
1442749
140 ;
executed 1442749 times by 1 test: buffers[i] = (BUFFERED_STREAM *) ((void *)0) ;
Executed by:
  • Self test
1442749
141}
executed 5251 times by 1 test: end of block
Executed by:
  • Self test
5251
142-
143-
144-
145static BUFFERED_STREAM *-
146make_buffered_stream (fd, buffer, bufsize)-
147 int fd;-
148 char *buffer;-
149 size_t bufsize;-
150{-
151 BUFFERED_STREAM *bp;-
152-
153 bp = (BUFFERED_STREAM *)sh_xmalloc((sizeof (BUFFERED_STREAM)), "input.c", 193);-
154 do { if ((
(fd) >= nbuffersDescription
TRUEevaluated 5251 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 17 times by 1 test
Evaluated by:
  • Self test
fd) >= nbuffers
(fd) >= nbuffersDescription
TRUEevaluated 5251 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 17 times by 1 test
Evaluated by:
  • Self test
) allocate_buffers (fd);
executed 5251 times by 1 test: allocate_buffers (fd);
Executed by:
  • Self test
 } while (0);		17-5251
155 buffers[fd] = bp;-
156 bp->b_fd = fd;-
157 bp->b_buffer = buffer;-
158 bp->b_size = bufsize;-
159 bp->b_used = bp->b_inputp = bp->b_flag = 0;-
160 if (bufsize == 1
bufsize == 1Description
TRUEevaluated 4 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 5264 times by 1 test
Evaluated by:
  • Self test
)		4-5264
161 bp->b_flag |= 0x04;
executed 4 times by 1 test: bp->b_flag |= 0x04;
Executed by:
  • Self test
4
162 if (0 && (
dead code: (fcntl (fd, 3 ) & 0) != 0
fcntl (fd,
dead code: (fcntl (fd, 3 ) & 0) != 0
-
163 3
dead code: (fcntl (fd, 3 ) & 0) != 0
-
164 ) & 0) != 0
dead code: (fcntl (fd, 3 ) & 0) != 0
)		-
165 bp->b_flag |= 0x10;
dead code: bp->b_flag |= 0x10;
-
166 return
executed 5268 times by 1 test: return (bp);
Executed by:
  • Self test
 (bp);
executed 5268 times by 1 test: return (bp);
Executed by:
  • Self test
5268
167}-
168-
169-
170static BUFFERED_STREAM *-
171copy_buffered_stream (bp)-
172 BUFFERED_STREAM *bp;-
173{-
174 BUFFERED_STREAM *nbp;-
175-
176 if (!bp
!bpDescription
TRUEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-28888
177 return
executed 28888 times by 1 test: return ((BUFFERED_STREAM *) ((void *)0) );
Executed by:
  • Self test
 ((BUFFERED_STREAM *)
executed 28888 times by 1 test: return ((BUFFERED_STREAM *) ((void *)0) );
Executed by:
  • Self test
28888
178 ((void *)0)
executed 28888 times by 1 test: return ((BUFFERED_STREAM *) ((void *)0) );
Executed by:
  • Self test
28888
179 );
executed 28888 times by 1 test: return ((BUFFERED_STREAM *) ((void *)0) );
Executed by:
  • Self test
28888
180-
181 nbp = (BUFFERED_STREAM *)sh_xmalloc((sizeof (BUFFERED_STREAM)), "input.c", 217);-
182 xbcopy ((char *)bp, (char *)nbp, sizeof (BUFFERED_STREAM));-
183 return
never executed: return (nbp);
 (nbp);
never executed: return (nbp);
0
184}-
185-
186int-
187set_bash_input_fd (fd)-
188 int fd;-
189{-
190 if (bash_input.type == st_bstream
bash_input.type == st_bstreamDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
191 bash_input.location.buffered_fd = fd;
never executed: bash_input.location.buffered_fd = fd;
0
192 else if (interactive_shell == 0
interactive_shell == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
193 default_buffered_input = fd;
never executed: default_buffered_input = fd;
0
194 return
never executed: return 0;
 0;
never executed: return 0;
0
195}-
196-
197int-
198fd_is_bash_input (fd)-
199 int fd;-
200{-
201 if (bash_input.type == st_bstream
bash_input.type == st_bstreamDescription
TRUEevaluated 2715010 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 420 times by 1 test
Evaluated by:
  • Self test
 && bash_input.location.buffered_fd == fd
bash_input.loc...fered_fd == fdDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 2715008 times by 1 test
Evaluated by:
  • Self test
)		2-2715010
202 return
executed 2 times by 1 test: return 1;
Executed by:
  • Self test
 1;
executed 2 times by 1 test: return 1;
Executed by:
  • Self test
2
203 else if (interactive_shell == 0
interactive_shell == 0Description
TRUEevaluated 2715357 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 71 times by 1 test
Evaluated by:
  • Self test
 && default_buffered_input == fd
default_buffered_input == fdDescription
TRUEnever evaluated
FALSEevaluated 2715357 times by 1 test
Evaluated by:
  • Self test
)		0-2715357
204 return
never executed: return 1;
 1;
never executed: return 1;
0
205 return
executed 2715428 times by 1 test: return 0;
Executed by:
  • Self test
 0;
executed 2715428 times by 1 test: return 0;
Executed by:
  • Self test
2715428
206}-
207-
208-
209-
210-
211-
212int-
213save_bash_input (fd, new_fd)-
214 int fd, new_fd;-
215{-
216 int nfd;-
217-
218-
219-
220-
221 if (buffers[fd]
buffers[fd]Description
TRUEnever evaluated
FALSEnever evaluated
)		0
222 sync_buffered_stream (fd);
never executed: sync_buffered_stream (fd);
0
223-
224-
225-
226 nfd = (
(new_fd == -1)Description
TRUEnever evaluated
FALSEnever evaluated
new_fd == -1)
(new_fd == -1)Description
TRUEnever evaluated
FALSEnever evaluated
 ? fcntl (fd, 		0
227 0-
228 , 10) : new_fd;-
229 if (nfd == -1
nfd == -1Description
TRUEnever evaluated
FALSEnever evaluated
)		0
230 {-
231 if (fcntl (fd,
fcntl (fd, 1 , 0) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
232 1
fcntl (fd, 1 , 0) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
233 , 0) == 0
fcntl (fd, 1 , 0) == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
234 sys_error (
never executed: sys_error ( dcgettext (((void *)0), "cannot allocate new file descriptor for bash input from fd %d" , 5) , fd);
0
235 dcgettext (((void *)0),
never executed: sys_error ( dcgettext (((void *)0), "cannot allocate new file descriptor for bash input from fd %d" , 5) , fd);
0
236 "cannot allocate new file descriptor for bash input from fd %d"
never executed: sys_error ( dcgettext (((void *)0), "cannot allocate new file descriptor for bash input from fd %d" , 5) , fd);
0
237 , 5)
never executed: sys_error ( dcgettext (((void *)0), "cannot allocate new file descriptor for bash input from fd %d" , 5) , fd);
0
238 , fd);
never executed: sys_error ( dcgettext (((void *)0), "cannot allocate new file descriptor for bash input from fd %d" , 5) , fd);
0
239 return
never executed: return -1;
 -1;
never executed: return -1;
0
240 }-
241-
242 if (nfd < nbuffers
nfd < nbuffersDescription
TRUEnever evaluated
FALSEnever evaluated
 && buffers[nfd]
buffers[nfd]Description
TRUEnever evaluated
FALSEnever evaluated
)		0
243 {-
244-
245-
246 internal_error (-
247 dcgettext (((void *)0), -
248 "save_bash_input: buffer already exists for new fd %d"-
249 , 5)-
250 , nfd);-
251 if (buffers[nfd]->b_flag & 0x20
buffers[nfd]->b_flag & 0x20Description
TRUEnever evaluated
FALSEnever evaluated
)		0
252 buffers[nfd]->b_buffer = (char *)
never executed: buffers[nfd]->b_buffer = (char *) ((void *)0) ;
0
253 ((void *)0)
never executed: buffers[nfd]->b_buffer = (char *) ((void *)0) ;
0
254 ;
never executed: buffers[nfd]->b_buffer = (char *) ((void *)0) ;
0
255 free_buffered_stream (buffers[nfd]);-
256 }
never executed: end of block
0
257-
258-
259 if (bash_input.type == st_bstream
bash_input.type == st_bstreamDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
260 {-
261 bash_input.location.buffered_fd = nfd;-
262 fd_to_buffered_stream (nfd);-
263 close_buffered_fd (fd);-
264 }
never executed: end of block
0
265 else-
266-
267-
268-
269-
270-
271-
272 bash_input_fd_changed++;
never executed: bash_input_fd_changed++;
0
273-
274 if (default_buffered_input == fd
default_buffered_input == fdDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
275 default_buffered_input = nfd;
never executed: default_buffered_input = nfd;
0
276-
277 (fcntl ((nfd), -
278 2-
279 , -
280 1-
281 ));-
282 return
never executed: return nfd;
 nfd;
never executed: return nfd;
0
283}-
284int-
285check_bash_input (fd)-
286 int fd;-
287{-
288 if (fd_is_bash_input (fd)
fd_is_bash_input (fd)Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 1364588 times by 1 test
Evaluated by:
  • Self test
)		2-1364588
289 {-
290 if (fd > 0
fd > 0Description
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • Self test
)		0-2
291 return
never executed: return ((save_bash_input (fd, -1) == -1) ? -1 : 0);
 ((save_bash_input (fd, -1) == -1) ? -1 : 0);
never executed: return ((save_bash_input (fd, -1) == -1) ? -1 : 0);
0
292 else if (fd == 0
fd == 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-2
293 return
executed 2 times by 1 test: return ((sync_buffered_stream (fd) == -1) ? -1 : 0);
Executed by:
  • Self test
 ((sync_buffered_stream (fd) == -1) ? -1 : 0);
executed 2 times by 1 test: return ((sync_buffered_stream (fd) == -1) ? -1 : 0);
Executed by:
  • Self test
2
294 }
never executed: end of block
0
295 return
executed 1364588 times by 1 test: return 0;
Executed by:
  • Self test
 0;
executed 1364588 times by 1 test: return 0;
Executed by:
  • Self test
1364588
296}-
297-
298-
299-
300-
301-
302int-
303duplicate_buffered_stream (fd1, fd2)-
304 int fd1, fd2;-
305{-
306 int is_bash_input, m;-
307-
308 if (fd1 == fd2
fd1 == fd2Description
TRUEevaluated 634537 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
)		28888-634537
309 return
executed 634537 times by 1 test: return 0;
Executed by:
  • Self test
 0;
executed 634537 times by 1 test: return 0;
Executed by:
  • Self test
634537
310-
311 m = (((
((fd1) > (fd2))Description
TRUEevaluated 28848 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 40 times by 1 test
Evaluated by:
  • Self test
fd1) > (fd2))
((fd1) > (fd2))Description
TRUEevaluated 28848 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 40 times by 1 test
Evaluated by:
  • Self test
 ? (fd1) : (fd2));		40-28848
312 do { if ((
(m) >= nbuffersDescription
TRUEnever evaluated
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
m) >= nbuffers
(m) >= nbuffersDescription
TRUEnever evaluated
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
) allocate_buffers (m);
never executed: allocate_buffers (m);
 } while (0);		0-28888
313-
314-
315-
316-
317-
318 is_bash_input = (
(bash_input.ty...== st_bstream)Description
TRUEevaluated 28881 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 7 times by 1 test
Evaluated by:
  • Self test
bash_input.type == st_bstream)
(bash_input.ty...== st_bstream)Description
TRUEevaluated 28881 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 7 times by 1 test
Evaluated by:
  • Self test
 &&		7-28881
319 (
(bash_input.lo...red_fd == fd2)Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 28879 times by 1 test
Evaluated by:
  • Self test
bash_input.location.buffered_fd == fd2)
(bash_input.lo...red_fd == fd2)Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 28879 times by 1 test
Evaluated by:
  • Self test
;		2-28879
320-
321 if (buffers[fd2]
buffers[fd2]Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 28886 times by 1 test
Evaluated by:
  • Self test
)		2-28886
322 {-
323-
324 if (buffers[fd1]
buffers[fd1]Description
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • Self test
 && buffers[fd1]->b_buffer
buffers[fd1]->b_bufferDescription
TRUEnever evaluated
FALSEnever evaluated
 && buffers[fd1]->b_buffer == buffers[fd2]->b_buffer
buffers[fd1]->...fd2]->b_bufferDescription
TRUEnever evaluated
FALSEnever evaluated
)		0-2
325 buffers[fd2] = (BUFFERED_STREAM *)
never executed: buffers[fd2] = (BUFFERED_STREAM *) ((void *)0) ;
0
326 ((void *)0)
never executed: buffers[fd2] = (BUFFERED_STREAM *) ((void *)0) ;
0
327 ;
never executed: buffers[fd2] = (BUFFERED_STREAM *) ((void *)0) ;
0
328-
329 else if (buffers[fd2]->b_flag & 0x20
buffers[fd2]->b_flag & 0x20Description
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • Self test
)		0-2
330 {-
331 buffers[fd2]->b_buffer = (char *)-
332 ((void *)0)-
333 ;-
334 free_buffered_stream (buffers[fd2]);-
335 }
never executed: end of block
0
336 else-
337 free_buffered_stream (buffers[fd2]);
executed 2 times by 1 test: free_buffered_stream (buffers[fd2]);
Executed by:
  • Self test
2
338 }-
339 buffers[fd2] = copy_buffered_stream (buffers[fd1]);-
340 if (buffers[fd2]
buffers[fd2]Description
TRUEnever evaluated
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
)		0-28888
341 buffers[fd2]->b_fd = fd2;
never executed: buffers[fd2]->b_fd = fd2;
0
342-
343 if (is_bash_input
is_bash_inputDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 28886 times by 1 test
Evaluated by:
  • Self test
)		2-28886
344 {-
345 if (!buffers[fd2]
!buffers[fd2]Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-2
346 fd_to_buffered_stream (fd2);
executed 2 times by 1 test: fd_to_buffered_stream (fd2);
Executed by:
  • Self test
2
347 buffers[fd2]->b_flag |= 0x08;-
348 }
executed 2 times by 1 test: end of block
Executed by:
  • Self test
2
349-
350 if (fd_is_bash_input (fd1)
fd_is_bash_input (fd1)Description
TRUEnever evaluated
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
 || (buffers[fd1]
buffers[fd1]Description
TRUEnever evaluated
FALSEevaluated 28888 times by 1 test
Evaluated by:
  • Self test
 && (
(buffers[fd1]->b_flag & 0x20)Description
TRUEnever evaluated
FALSEnever evaluated
buffers[fd1]->b_flag & 0x20)
(buffers[fd1]->b_flag & 0x20)Description
TRUEnever evaluated
FALSEnever evaluated
))		0-28888
351 buffers[fd2]->b_flag |= 0x20;
never executed: buffers[fd2]->b_flag |= 0x20;
0
352-
353 return
executed 28888 times by 1 test: return (fd2);
Executed by:
  • Self test
 (fd2);
executed 28888 times by 1 test: return (fd2);
Executed by:
  • Self test
28888
354}-
355-
356-
357-
358-
359-
360-
361-
362BUFFERED_STREAM *-
363fd_to_buffered_stream (fd)-
364 int fd;-
365{-
366 char *buffer;-
367 size_t size;-
368 struct stat sb;-
369-
370 if (fstat (fd, &sb) < 0
fstat (fd, &sb) < 0Description
TRUEnever evaluated
FALSEevaluated 5268 times by 1 test
Evaluated by:
  • Self test
)		0-5268
371 {-
372 close (fd);-
373 return
never executed: return ((BUFFERED_STREAM *) ((void *)0) );
 ((BUFFERED_STREAM *)
never executed: return ((BUFFERED_STREAM *) ((void *)0) );
0
374 ((void *)0)
never executed: return ((BUFFERED_STREAM *) ((void *)0) );
0
375 );
never executed: return ((BUFFERED_STREAM *) ((void *)0) );
0
376 }-
377-
378 size = ((
((lseek ((fd), 0L, 1 ) >= 0))Description
TRUEevaluated 5265 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • Self test
lseek ((fd), 0L,
((lseek ((fd), 0L, 1 ) >= 0))Description
TRUEevaluated 5265 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • Self test
3-5265
379 1
((lseek ((fd), 0L, 1 ) >= 0))Description
TRUEevaluated 5265 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • Self test
3-5265
380 ) >= 0))
((lseek ((fd), 0L, 1 ) >= 0))Description
TRUEevaluated 5265 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3 times by 1 test
Evaluated by:
  • Self test
 ? ((
(sb.st_size) > (8176)Description
TRUEevaluated 19 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 5246 times by 1 test
Evaluated by:
  • Self test
sb.st_size) > (8176)
(sb.st_size) > (8176)Description
TRUEevaluated 19 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 5246 times by 1 test
Evaluated by:
  • Self test
 ? (8176) : (sb.st_size)) : 1;		3-5265
381 if (size == 0
size == 0Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • Self test
FALSEevaluated 5267 times by 1 test
Evaluated by:
  • Self test
)		1-5267
382 size = 1;
executed 1 time by 1 test: size = 1;
Executed by:
  • Self test
1
383 buffer = (char *)sh_xmalloc((size), "input.c", 405);-
384-
385 return
executed 5268 times by 1 test: return (make_buffered_stream (fd, buffer, size));
Executed by:
  • Self test
 (make_buffered_stream (fd, buffer, size));
executed 5268 times by 1 test: return (make_buffered_stream (fd, buffer, size));
Executed by:
  • Self test
5268
386}-
387-
388-
389BUFFERED_STREAM *-
390open_buffered_stream (file)-
391 char *file;-
392{-
393 int fd;-
394-
395 fd = open (file, -
396 00-
397 );-
398 return
never executed: return ((fd >= 0) ? fd_to_buffered_stream (fd) : (BUFFERED_STREAM *) ((void *)0) );
 ((fd >= 0) ? fd_to_buffered_stream (fd) : (BUFFERED_STREAM *)
never executed: return ((fd >= 0) ? fd_to_buffered_stream (fd) : (BUFFERED_STREAM *) ((void *)0) );
0
399 ((void *)0)
never executed: return ((fd >= 0) ? fd_to_buffered_stream (fd) : (BUFFERED_STREAM *) ((void *)0) );
0
400 );
never executed: return ((fd >= 0) ? fd_to_buffered_stream (fd) : (BUFFERED_STREAM *) ((void *)0) );
0
401}-
402-
403-
404-
405void-
406free_buffered_stream (bp)-
407 BUFFERED_STREAM *bp;-
408{-
409 int n;-
410-
411 if (!bp
!bpDescription
TRUEnever evaluated
FALSEevaluated 4857 times by 1 test
Evaluated by:
  • Self test
)		0-4857
412 return;
never executed: return;
0
413-
414 n = bp->b_fd;-
415 if (bp->b_buffer
bp->b_bufferDescription
TRUEevaluated 4857 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-4857
416 sh_xfree((bp->b_buffer), "input.c", 434);
executed 4857 times by 1 test: sh_xfree((bp->b_buffer), "input.c", 434);
Executed by:
  • Self test
4857
417 sh_xfree((bp), "input.c", 435);-
418 buffers[n] = (BUFFERED_STREAM *)-
419 ((void *)0)-
420 ;-
421}
executed 4857 times by 1 test: end of block
Executed by:
  • Self test
4857
422-
423-
424-
425int-
426close_buffered_stream (bp)-
427 BUFFERED_STREAM *bp;-
428{-
429 int fd;-
430-
431 if (!bp
!bpDescription
TRUEnever evaluated
FALSEevaluated 4855 times by 1 test
Evaluated by:
  • Self test
)		0-4855
432 return
never executed: return (0);
 (0);
never executed: return (0);
0
433 fd = bp->b_fd;-
434 if (bp->b_flag & 0x20
bp->b_flag & 0x20Description
TRUEnever evaluated
FALSEevaluated 4855 times by 1 test
Evaluated by:
  • Self test
)		0-4855
435 bp->b_buffer = (char *)
never executed: bp->b_buffer = (char *) ((void *)0) ;
0
436 ((void *)0)
never executed: bp->b_buffer = (char *) ((void *)0) ;
0
437 ;
never executed: bp->b_buffer = (char *) ((void *)0) ;
0
438 free_buffered_stream (bp);-
439 return
executed 4855 times by 1 test: return (close (fd));
Executed by:
  • Self test
 (close (fd));
executed 4855 times by 1 test: return (close (fd));
Executed by:
  • Self test
4855
440}-
441-
442-
443-
444int-
445close_buffered_fd (fd)-
446 int fd;-
447{-
448 if (fd < 0
fd < 0Description
TRUEnever evaluated
FALSEevaluated 698794 times by 1 test
Evaluated by:
  • Self test
)		0-698794
449 {-
450 -
451 (*__errno_location ()) -
452 = -
453 9-
454 ;-
455 return
never executed: return -1;
 -1;
never executed: return -1;
0
456 }-
457 if (fd >= nbuffers
fd >= nbuffersDescription
TRUEevaluated 31 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 698763 times by 1 test
Evaluated by:
  • Self test
 || !buffers
!buffersDescription
TRUEnever evaluated
FALSEevaluated 698763 times by 1 test
Evaluated by:
  • Self test
 || !buffers[fd]
!buffers[fd]Description
TRUEevaluated 693908 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 4855 times by 1 test
Evaluated by:
  • Self test
)		0-698763
458 return
executed 693939 times by 1 test: return (close (fd));
Executed by:
  • Self test
 (close (fd));
executed 693939 times by 1 test: return (close (fd));
Executed by:
  • Self test
693939
459 return
executed 4855 times by 1 test: return (close_buffered_stream (buffers[fd]));
Executed by:
  • Self test
 (close_buffered_stream (buffers[fd]));
executed 4855 times by 1 test: return (close_buffered_stream (buffers[fd]));
Executed by:
  • Self test
4855
460}-
461-
462-
463-
464BUFFERED_STREAM *-
465set_buffered_stream (fd, bp)-
466 int fd;-
467 BUFFERED_STREAM *bp;-
468{-
469 BUFFERED_STREAM *ret;-
470-
471 ret = buffers[fd];-
472 buffers[fd] = bp;-
473 return
executed 1432257 times by 1 test: return ret;
Executed by:
  • Self test
 ret;
executed 1432257 times by 1 test: return ret;
Executed by:
  • Self test
1432257
474}-
475-
476-
477static int-
478b_fill_buffer (bp)-
479 BUFFERED_STREAM *bp;-
480{-
481 ssize_t nr;-
482 off_t o;-
483-
484 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEevaluated 38630 times by 1 test
Evaluated by:
  • Self test
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 } while (0);		0-38630
485-
486-
487-
488-
489 if ((
(bp->b_flag & ...0x04)) == 0x10Description
TRUEnever evaluated
FALSEevaluated 38630 times by 1 test
Evaluated by:
  • Self test
bp->b_flag & (0x10 | 0x04)) == 0x10
(bp->b_flag & ...0x04)) == 0x10Description
TRUEnever evaluated
FALSEevaluated 38630 times by 1 test
Evaluated by:
  • Self test
)		0-38630
490 {-
491 o = lseek (bp->b_fd, 0, -
492 1-
493 );-
494 nr = zread (bp->b_fd, bp->b_buffer, bp->b_size);-
495 if (nr > 0
nr > 0Description
TRUEnever evaluated
FALSEnever evaluated
 && nr < lseek (bp->b_fd, 0,
nr < lseek (bp...fd, 0, 1 ) - oDescription
TRUEnever evaluated
FALSEnever evaluated
0
496 1
nr < lseek (bp...fd, 0, 1 ) - oDescription
TRUEnever evaluated
FALSEnever evaluated
0
497 ) - o
nr < lseek (bp...fd, 0, 1 ) - oDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
498 {-
499 lseek (bp->b_fd, o, -
500 0-
501 );-
502 bp->b_flag |= 0x04;-
503 bp->b_size = 1;-
504 nr = zread (bp->b_fd, bp->b_buffer, bp->b_size);-
505 }
never executed: end of block
0
506 }
never executed: end of block
0
507 else-
508 nr = zread (bp->b_fd, bp->b_buffer, bp->b_size);
executed 38630 times by 1 test: nr = zread (bp->b_fd, bp->b_buffer, bp->b_size);
Executed by:
  • Self test
38630
509 if (nr <= 0
nr <= 0Description
TRUEevaluated 338 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 38292 times by 1 test
Evaluated by:
  • Self test
)		338-38292
510 {-
511 bp->b_used = bp->b_inputp = 0;-
512 bp->b_buffer[0] = 0;-
513 if (nr == 0
nr == 0Description
TRUEevaluated 338 times by 1 test
Evaluated by:
  • Self test
FALSEnever evaluated
)		0-338
514 bp->b_flag |= 0x01;
executed 338 times by 1 test: bp->b_flag |= 0x01;
Executed by:
  • Self test
338
515 else-
516 bp->b_flag |= 0x02;
never executed: bp->b_flag |= 0x02;
0
517 return
executed 338 times by 1 test: return ( (-1) );
Executed by:
  • Self test
 (
executed 338 times by 1 test: return ( (-1) );
Executed by:
  • Self test
338
518 (-1)
executed 338 times by 1 test: return ( (-1) );
Executed by:
  • Self test
338
519 );
executed 338 times by 1 test: return ( (-1) );
Executed by:
  • Self test
338
520 }-
521-
522 bp->b_used = nr;-
523 bp->b_inputp = 0;-
524 return
executed 38292 times by 1 test: return (bp->b_buffer[bp->b_inputp++] & 0xFF);
Executed by:
  • Self test
 (bp->b_buffer[bp->b_inputp++] & 0xFF);
executed 38292 times by 1 test: return (bp->b_buffer[bp->b_inputp++] & 0xFF);
Executed by:
  • Self test
38292
525}-
526static int-
527bufstream_ungetc(c, bp)-
528 int c;-
529 BUFFERED_STREAM *bp;-
530{-
531 if (c ==
c == (-1)Description
TRUEnever evaluated
FALSEevaluated 1160 times by 1 test
Evaluated by:
  • Self test
0-1160
532 (-1)
c == (-1)Description
TRUEnever evaluated
FALSEevaluated 1160 times by 1 test
Evaluated by:
  • Self test
 		0-1160
533 || bp == 0
bp == 0Description
TRUEnever evaluated
FALSEevaluated 1160 times by 1 test
Evaluated by:
  • Self test
 || bp->b_inputp == 0
bp->b_inputp == 0Description
TRUEnever evaluated
FALSEevaluated 1160 times by 1 test
Evaluated by:
  • Self test
)		0-1160
534 return
never executed: return ( (-1) );
 (
never executed: return ( (-1) );
0
535 (-1)
never executed: return ( (-1) );
0
536 );
never executed: return ( (-1) );
0
537-
538 bp->b_buffer[--bp->b_inputp] = c;-
539 return
executed 1160 times by 1 test: return (c);
Executed by:
  • Self test
 (c);
executed 1160 times by 1 test: return (c);
Executed by:
  • Self test
1160
540}-
541-
542-
543-
544int-
545sync_buffered_stream (bfd)-
546 int bfd;-
547{-
548 BUFFERED_STREAM *bp;-
549 off_t chars_left;-
550-
551 if (buffers == 0
buffers == 0Description
TRUEnever evaluated
FALSEevaluated 3984410 times by 1 test
Evaluated by:
  • Self test
 || (
(bp = buffers[bfd]) == 0Description
TRUEevaluated 6919 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3977491 times by 1 test
Evaluated by:
  • Self test
bp = buffers[bfd]) == 0
(bp = buffers[bfd]) == 0Description
TRUEevaluated 6919 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3977491 times by 1 test
Evaluated by:
  • Self test
)		0-3984410
552 return
executed 6919 times by 1 test: return (-1);
Executed by:
  • Self test
 (-1);
executed 6919 times by 1 test: return (-1);
Executed by:
  • Self test
6919
553-
554 chars_left = bp->b_used - bp->b_inputp;-
555 if (chars_left
chars_leftDescription
TRUEevaluated 37747 times by 1 test
Evaluated by:
  • Self test
FALSEevaluated 3939744 times by 1 test
Evaluated by:
  • Self test
)		37747-3939744
556 lseek (bp->b_fd, -chars_left,
executed 37747 times by 1 test: lseek (bp->b_fd, -chars_left, 1 );
Executed by:
  • Self test
37747
557 1
executed 37747 times by 1 test: lseek (bp->b_fd, -chars_left, 1 );
Executed by:
  • Self test
37747
558 );
executed 37747 times by 1 test: lseek (bp->b_fd, -chars_left, 1 );
Executed by:
  • Self test
37747
559 bp->b_used = bp->b_inputp = 0;-
560 return
executed 3977491 times by 1 test: return (0);
Executed by:
  • Self test
 (0);
executed 3977491 times by 1 test: return (0);
Executed by:
  • Self test
3977491
561}-
562-
563int-
564buffered_getchar ()-
565{-
566 do { if (terminating_signal
terminating_signalDescription
TRUEnever evaluated
FALSEevaluated 13228869 times by 1 test
Evaluated by:
  • Self test
) termsig_handler (terminating_signal);
never executed: termsig_handler (terminating_signal);
 } while (0);		0-13228869
567-
568 if (bash_input.location.buffered_fd < 0
bash_input.loc...uffered_fd < 0Description
TRUEnever evaluated
FALSEevaluated 13228869 times by 1 test
Evaluated by:
  • Self test
 || buffers[bash_input.location.buffered_fd] == 0
buffers[bash_i...fered_fd] == 0Description
TRUEnever evaluated
FALSEevaluated 13228869 times by 1 test
Evaluated by:
  • Self test
)		0-13228869
569 return
never executed: return (-1) ;
never executed: return (-1) ;
0
570 (-1)
never executed: return (-1) ;
0
571 ;
never executed: return (-1) ;
0
572-
573-
574 return
executed 13228869 times by 1 test: return ((buffers[bash_input.location.buffered_fd]->b_inputp == buffers[bash_input.location.buffered_fd]->b_used || !buffers[bash_input.location.buffered_fd]->b_used) ? b_fill_buffer (buffers[bash_input.location.buffered_fd]) : buffers[bash_input.location.buffered_fd]->b_buffer[buffers[bash_input.location.buffered_fd]->b_inputp++] & 0xFF);
Executed by:
  • Self test
 ((buffers[bash_input.location.buffered_fd]->b_inputp == buffers[bash_input.location.buffered_fd]->b_used || !buffers[bash_input.location.buffered_fd]->b_used) ? b_fill_buffer (buffers[bash_input.location.buffered_fd]) : buffers[bash_input.location.buffered_fd]->b_buffer[buffers[bash_input.location.buffered_fd]->b_inputp++] & 0xFF);
executed 13228869 times by 1 test: return ((buffers[bash_input.location.buffered_fd]->b_inputp == buffers[bash_input.location.buffered_fd]->b_used || !buffers[bash_input.location.buffered_fd]->b_used) ? b_fill_buffer (buffers[bash_input.location.buffered_fd]) : buffers[bash_input.location.buffered_fd]->b_buffer[buffers[bash_input.location.buffered_fd]->b_inputp++] & 0xFF);
Executed by:
  • Self test
13228869
575-
576-
577-
578-
579-
580-
581-
582}-
583-
584int-
585buffered_ungetchar (c)-
586 int c;-
587{-
588 return
executed 1160 times by 1 test: return (bufstream_ungetc (c, buffers[bash_input.location.buffered_fd]));
Executed by:
  • Self test
 (bufstream_ungetc (c, buffers[bash_input.location.buffered_fd]));
executed 1160 times by 1 test: return (bufstream_ungetc (c, buffers[bash_input.location.buffered_fd]));
Executed by:
  • Self test
1160
589}-
590-
591-
592void-
593with_input_from_buffered_stream (bfd, name)-
594 int bfd;-
595 char *name;-
596{-
597 INPUT_STREAM location;-
598 BUFFERED_STREAM *bp;-
599-
600 location.buffered_fd = bfd;-
601-
602 bp = fd_to_buffered_stream (bfd);-
603 init_yy_io (bp == 0 ? return_EOF : buffered_getchar,-
604 buffered_ungetchar, st_bstream, name, location);-
605}
executed 5266 times by 1 test: end of block
Executed by:
  • Self test
5266
Switch to Source codePreprocessed file
Generated by Squish Coco 4.1.2