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linux[3.13.0-29-generic][system[GNU C Library (GNU libc) stable release version 2.21, by Roland McGrath et al.]][ext4_loop[mke2fs 1.42.9 (4-Feb-2014)]]@[2015-07-24T13:23:26Z./nix/store/fxisrpncjn4cxxwnq2lvilriqx63s9k9-fs_test]

Checked Trace
linux_spec@[/nix/store/fxisrpncjn4cxxwnq2lvilriqx63s9k9-fs_test] sexp stdout stderr
Traced Execution stdout stderr
Script script

Combined Trace

1 # processing file 'adhoc_symlink_relative-int.trace' ...
2 @type trace
3 # adhoc_symlink_relative
4
5 mkdir "/dir" 0o777
6 Tau
7 RV_none
8 mkdir "/dir/subdir" 0o777
9 Tau
10 RV_none
11
12 open "/dir/f1.txt" [O_CREAT;O_RDWR] 0o666
13 Tau
14 RV_num(3)
15 write! (FD 3) "^/dir/f1.txt$" 13
16 Tau
17 RV_num(13)
18 close (FD 3)
19 Tau
20 RV_none
21
22 symlink "f1.txt" "/dir/sl1_f1.txt"
23 Tau
24 RV_none
25 open "/dir/sl1_f1.txt" [O_RDONLY]
26 Tau
27 RV_num(3)
28 pread! (FD 3) 1000 0
29 Tau
30 RV_bytes("^/dir/f1.txt$")
31 close (FD 3)
32 Tau
33 RV_none
34
35 symlink "../dir/f1.txt" "/dir/sl2_f1.txt"
36 Tau
37 RV_none
38 open "/dir/sl2_f1.txt" [O_RDONLY]
39 Tau
40 RV_num(3)
41 pread! (FD 3) 1000 0
42 Tau
43 RV_bytes("^/dir/f1.txt$")
44 close (FD 3)
45 Tau
46 RV_none
47
48 # should be fine because we hit root which is parent to itself
49 symlink "../../dir/f1.txt" "/dir/sl3_f1.txt"
50 Tau
51 RV_none
52 open "/dir/sl3_f1.txt" [O_RDONLY]
53 Tau
54 RV_num(3)
55 pread! (FD 3) 1000 0
56 Tau
57 RV_bytes("^/dir/f1.txt$")
58 close (FD 3)
59 Tau
60 RV_none
61
62 symlink "../nonexistent/../dir/f1.txt" "/dir/sl4_f1.txt"
63 Tau
64 RV_none
65 open "/dir/sl4_f1.txt" [O_RDONLY]
66 Tau
67 ENOENT
68 pread! (FD 3) 1000 0
69 Tau
70 EBADF
71 close (FD 3)
72 Tau
73 EBADF
74
75 symlink "f1.txt/../f1.txt" "/dir/sl5_f1.txt"
76 Tau
77 RV_none
78 open "/dir/sl5_f1.txt" [O_RDONLY]
79 Tau
80 ENOTDIR
81 pread! (FD 3) 1000 0
82 Tau
83 EBADF
84 close (FD 3)
85 Tau
86 EBADF
87
88 # follow a symlink to a dir and then go to parent dir
89 symlink "/dir/subdir" "/dirlink"
90 Tau
91 RV_none
92 chdir "/dirlink"
93 Tau
94 RV_none
95 chdir ".."
96 Tau
97 RV_none
98 # we should be in /dir now, not /, so we can read f1.txt
99 open_close "f1.txt" [O_RDONLY]
100 Tau
101 RV_none
102 open_close "dir/f1.txt" [O_RDONLY]
103 Tau
104 ENOENT
105 unlink "/dirlink"
106 Tau
107 RV_none
108
109 # ##################################################
110 # testing symlink resolution
111 # ##################################################
112
113 symlink "../dir/f1.txt" "/dir_1/../../symlink_dir_f1.txt"
114 Tau
115 ENOENT
116 open "symlink_dir_d1.txt" [O_RDONLY]
117 Tau
118 ENOENT
119 pread! (FD 3) 1000 0
120 Tau
121 EBADF
122 close (FD 3)
123 Tau
124 EBADF
125
126 dump-result /
/ D 16
/dir D 17
/dir/f1.txt F 19 13 846ddb70f3c67ff16fb1b6b8284be6734d4f4f47
/dir/sl1_f1.txt L f1.txt
/dir/sl2_f1.txt L ../dir/f1.txt
/dir/sl3_f1.txt L ../../dir/f1.txt
/dir/sl4_f1.txt L ../nonexistent/../dir/f1.txt
/dir/sl5_f1.txt L f1.txt/../f1.txt
/dir/subdir D 18
127
128
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