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tempname.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/coreutils/src/lib/tempname.c
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1-
2-
3-
4-
5-
6-
7-
8-
9-
10-
11-
12static inline -
13 _Bool __attribute__ ((__pure__))-
14-
15check_x_suffix (char const *s, size_t len)-
16{-
17 return
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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 len <=
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
18 __builtin_strspn (
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
19 s
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
20 ,
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
21 "X"
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
22 )
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
23 ;
executed 596 times by 4 tests: return len <= __builtin_strspn ( s , "X" ) ;
Executed by:
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596
24}-
25-
26-
27static const char letters[] =-
28"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";-
29-
30int-
31try_tempname_len (char *tmpl, int suffixlen, void *args,-
32 int (*tryfunc) (char *, void *), size_t x_suffix_len)-
33{-
34 size_t len;-
35 char *XXXXXX;-
36 unsigned int count;-
37 int fd = -1;-
38 int save_errno = -
39 (*__errno_location ())-
40 ;-
41 struct randint_source *rand_src;-
42 unsigned int attempts = (62 * 62 * 62);-
43-
44-
45 len = strlen (tmpl);-
46 if (len < x_suffix_len + suffixlen
len < x_suffix_len + suffixlenDescription
TRUEnever evaluated
FALSEevaluated 596 times by 4 tests
Evaluated by:
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0-596
47 || ! check_x_suffix (&tmpl[len - x_suffix_len - suffixlen],
! check_x_suff... x_suffix_len)Description
TRUEnever evaluated
FALSEevaluated 596 times by 4 tests
Evaluated by:
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0-596
48 x_suffix_len)
! check_x_suff... x_suffix_len)Description
TRUEnever evaluated
FALSEevaluated 596 times by 4 tests
Evaluated by:
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)		0-596
49 {-
50 -
51 (*__errno_location ()) -
52 = (-
53 22-
54 );-
55 return
never executed: return -1;
 -1;
never executed: return -1;
0
56 }-
57-
58-
59 XXXXXX = &tmpl[len - x_suffix_len - suffixlen];-
60-
61-
62 rand_src = randint_all_new (-
63 ((void *)0)-
64 , x_suffix_len);-
65 if (! rand_src
! rand_srcDescription
TRUEnever evaluated
FALSEevaluated 596 times by 4 tests
Evaluated by:
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)		0-596
66 return
never executed: return -1;
 -1;
never executed: return -1;
0
67-
68 for (count = 0; count < attempts
count < attemptsDescription
TRUEevaluated 596 times by 4 tests
Evaluated by:
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FALSEnever evaluated
; ++count)		0-596
69 {-
70 size_t i;-
71-
72 for (i = 0; i < x_suffix_len
i < x_suffix_lenDescription
TRUEevaluated 2470 times by 4 tests
Evaluated by:
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FALSEevaluated 596 times by 4 tests
Evaluated by:
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; i++)		596-2470
73 XXXXXX[i] = letters[randint_genmax (rand_src, sizeof letters - 2)];
executed 2470 times by 4 tests: XXXXXX[i] = letters[randint_genmax (rand_src, sizeof letters - 2)];
Executed by:
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2470
74-
75 fd = tryfunc (tmpl, args);-
76 if (fd >= 0
fd >= 0Description
TRUEevaluated 594 times by 4 tests
Evaluated by:
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FALSEevaluated 2 times by 2 tests
Evaluated by:
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)		2-594
77 {-
78 -
79 (*__errno_location ()) -
80 = (save_errno);-
81 goto
executed 594 times by 4 tests: goto done;
Executed by:
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 done;
executed 594 times by 4 tests: goto done;
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594
82 }-
83 else if (-
84 (*
(*__errno_location ()) != 17Description
TRUEevaluated 2 times by 2 tests
Evaluated by:
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FALSEnever evaluated
__errno_location ())
(*__errno_location ()) != 17Description
TRUEevaluated 2 times by 2 tests
Evaluated by:
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FALSEnever evaluated
0-2
85 !=
(*__errno_location ()) != 17Description
TRUEevaluated 2 times by 2 tests
Evaluated by:
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FALSEnever evaluated
0-2
86 17
(*__errno_location ()) != 17Description
TRUEevaluated 2 times by 2 tests
Evaluated by:
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FALSEnever evaluated
0-2
87 )-
88 {-
89 fd = -1;-
90 goto
executed 2 times by 2 tests: goto done;
Executed by:
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 done;
executed 2 times by 2 tests: goto done;
Executed by:
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2
91 }-
92 }
never executed: end of block
0
93-
94 randint_all_free (rand_src);-
95-
96-
97 -
98 (*__errno_location ()) -
99 = (-
100 17-
101 );-
102 return
never executed: return -1;
 -1;
never executed: return -1;
0
103-
104 done:-
105 {-
106 int saved_errno = -
107 (*__errno_location ())-
108 ;-
109 randint_all_free (rand_src);-
110 -
111 (*__errno_location ()) -
112 = (saved_errno);-
113 }-
114 return
executed 596 times by 4 tests: return fd;
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 fd;
executed 596 times by 4 tests: return fd;
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596
115}-
116-
117static int-
118try_file (char *tmpl, void *flags)-
119{-
120 int *openflags = flags;-
121 return
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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 open (tmpl,
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
122 (*openflags & ~
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
123 0003
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
124 )
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
125 |
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
126 02
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
127 |
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
128 0100
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
129 |
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
130 0200
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
131 ,
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
132 0400
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
133 |
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
134 0200
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
135 );
executed 13 times by 1 test: return open (tmpl, (*openflags & ~ 0003 ) | 02 | 0100 | 0200 , 0400 | 0200 );
Executed by:
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13
136}-
137-
138static int-
139try_dir (char *tmpl, void *flags __attribute__ ((__unused__)))-
140{-
141 return
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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 mkdir (tmpl,
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
142 0400
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
143 |
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
144 0200
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
145 |
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
146 0100
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
147 );
executed 549 times by 1 test: return mkdir (tmpl, 0400 | 0200 | 0100 );
Executed by:
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549
148}-
149-
150static int-
151try_nocreate (char *tmpl, void *flags __attribute__ ((__unused__)))-
152{-
153 struct stat st;-
154-
155 if (lstat (tmpl, &st) == 0
lstat (tmpl, &st) == 0Description
TRUEnever evaluated
FALSEevaluated 4 times by 1 test
Evaluated by:
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 || 		0-4
156 (*
(*__errno_location ()) == 75Description
TRUEnever evaluated
FALSEevaluated 4 times by 1 test
Evaluated by:
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__errno_location ())
(*__errno_location ()) == 75Description
TRUEnever evaluated
FALSEevaluated 4 times by 1 test
Evaluated by:
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0-4
157 ==
(*__errno_location ()) == 75Description
TRUEnever evaluated
FALSEevaluated 4 times by 1 test
Evaluated by:
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0-4
158 75
(*__errno_location ()) == 75Description
TRUEnever evaluated
FALSEevaluated 4 times by 1 test
Evaluated by:
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0-4
159 )-
160 -
161 (*
never executed: (*__errno_location ()) = ( 17 );
__errno_location ())
never executed: (*__errno_location ()) = ( 17 );
0
162 = (
never executed: (*__errno_location ()) = ( 17 );
0
163 17
never executed: (*__errno_location ()) = ( 17 );
0
164 );
never executed: (*__errno_location ()) = ( 17 );
0
165 return
executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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4
166 (*__errno_location ())
executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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4
167 ==
executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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4
168 2
executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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4
169 ? 0 : -1;
executed 4 times by 1 test: return (*__errno_location ()) == 2 ? 0 : -1;
Executed by:
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4
170}-
171int-
172gen_tempname_len (char *tmpl, int suffixlen, int flags, int kind,-
173 size_t x_suffix_len)-
174{-
175 int (*tryfunc) (char *, void *);-
176-
177 switch (kind)-
178 {-
179 case
executed 13 times by 1 test: case 0:
Executed by:
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 0:
executed 13 times by 1 test: case 0:
Executed by:
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13
180 tryfunc = try_file;-
181 break;
executed 13 times by 1 test: break;
Executed by:
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13
182-
183 case
executed 549 times by 1 test: case 1:
Executed by:
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 1:
executed 549 times by 1 test: case 1:
Executed by:
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549
184 tryfunc = try_dir;-
185 break;
executed 549 times by 1 test: break;
Executed by:
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549
186-
187 case
executed 4 times by 1 test: case 2:
Executed by:
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 2:
executed 4 times by 1 test: case 2:
Executed by:
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4
188 tryfunc = try_nocreate;-
189 break;
executed 4 times by 1 test: break;
Executed by:
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4
190-
191 default
never executed: default:
:
never executed: default:
0
192 -
193 ((-
194 ! "invalid KIND in __gen_tempname"-
195 ) ? (void) (0) : __assert_fail (-
196 "! \"invalid KIND in __gen_tempname\""-
197 , "lib/tempname.c", 327, __PRETTY_FUNCTION__))-
198 ;-
199 abort ();
never executed: abort ();
0
200 }-
201 return
executed 566 times by 1 test: return try_tempname_len (tmpl, suffixlen, &flags, tryfunc, x_suffix_len);
Executed by:
  • mktemp
 try_tempname_len (tmpl, suffixlen, &flags, tryfunc, x_suffix_len);
executed 566 times by 1 test: return try_tempname_len (tmpl, suffixlen, &flags, tryfunc, x_suffix_len);
Executed by:
  • mktemp
566
202}-
203-
204int-
205gen_tempname (char *tmpl, int suffixlen, int flags, int kind)-
206{-
207 return
never executed: return gen_tempname_len (tmpl, suffixlen, flags, kind, 6);
 gen_tempname_len (tmpl, suffixlen, flags, kind, 6);
never executed: return gen_tempname_len (tmpl, suffixlen, flags, kind, 6);
0
208}-
209-
210int-
211try_tempname (char *tmpl, int suffixlen, void *args,-
212 int (*tryfunc) (char *, void *))-
213{-
214 return
never executed: return try_tempname_len (tmpl, suffixlen, args, tryfunc, 6);
 try_tempname_len (tmpl, suffixlen, args, tryfunc, 6);
never executed: return try_tempname_len (tmpl, suffixlen, args, tryfunc, 6);
0
215}-
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