blob: 26db832ec66b95fe2efcac863a2529f3ae7b96bd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
#!/bin/sh
if test "$VERBOSE" = yes; then
set -x
ln --version
fi
pwd=`pwd`
tmp=t2-ln.$$
trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0
trap '(exit $?); exit' 1 2 13 15
framework_failure=0
mkdir $tmp || framework_failure=1
cd $tmp || framework_failure=1
t=tln-symlink
d=tln-subdir
ld=tln-symlink-to-subdir
f=tln-file
fail=0
# Create a simple symlink with both source and destination files
# in current directory.
touch $f || framework_failure=1
rm -f $t || framework_failure=1
ln -s $f $t || fail=1
test -f $t || fail=1
rm $t $f
# Create a symlink with source file and explicit destination directory/file.
touch $f || framework_failure=1
rm -rf $d || framework_failure=1
mkdir $d || framework_failure=1
ln -s ../$f $d/$t || fail=1
test -f $d/$t || fail=1
rm -rf $d $f
# Create a symlink with source file and destination directory.
touch $f || framework_failure=1
rm -rf $d || framework_failure=1
mkdir $d || framework_failure=1
ln -s ../$f $d || fail=1
test -f $d/$f || fail=1
rm -rf $d $f
# Make sure we get a failure with existing dest without -f option
touch $t || framework_failure=1
# FIXME: don't ignore the error message but rather test
# it to make sure it's the right one.
ln -s $t $t 2> /dev/null && fail=1
rm $t
# Make sure -sf fails when src and dest are the same
touch $t || framework_failure=1
ln -sf $t $t 2> /dev/null && fail=1
rm $t
# Create a symlink with source file and no explicit directory
rm -rf $d || framework_failure=1
mkdir $d || framework_failure=1
touch $d/$f || framework_failure=1
ln -s $d/$f || fail=1
test -f $f || fail=1
rm -rf $d $f
# Create a symlink with source file and destination symlink-to-directory.
rm -rf $d $f $ld || framework_failure=1
touch $f || framework_failure=1
mkdir $d || framework_failure=1
ln -s $d $ld
ln -s ../$f $ld || fail=1
test -f $d/$f || fail=1
rm -rf $d $f $ld
# Create a symlink with source file and destination symlink-to-directory.
# BUT use the new --no-dereference option.
rm -rf $d $f $ld || framework_failure=1
touch $f || framework_failure=1
mkdir $d || framework_failure=1
ln -s $d $ld
af=`pwd`/$f
ln --no-dereference -fs $af $ld || fail=1
test -f $ld || fail=1
rm -rf $d $f $ld
# Try to create a symlink with backup where the destination file exists
# and the backup file name is a hard link to the destination file.
touch a b || framework_failure=1
ln b b~ || framework_failure=1
ln -f --b=simple a b || fail=1
# ===================================================
# determine if link(2) follows symlinks on this system
touch a || framework_failure=1
ln -s a symlink || framework_failure=1
ln symlink hard-to-sym > /dev/null 2>&1 || framework_failure=1
ls=`ls -lG hard-to-sym`x
case "$ls" in
*'hard-to-symx') link_follows_symlink=yes ;;
*'hard-to-sym -> ax') link_follows_symlink=no ;;
*) framework_failure=1 ;;
esac
if test $link_follows_symlink = no; then
# Create a hard link to a dangling symlink.
# This is not portable. At least sunos4.1.4 and OpenBSD 2.3 fail this test.
# They get this:
# ln: cannot create hard link `hard-to-dangle' to `no-such-dir': \
# No such file or directory
#
ln -s /no-such-dir || fail=1
ln no-such-dir hard-to-dangle > /dev/null 2>&1 || fail=1
fi
rm -rf a symlink hard-to-sym hard-to-dangle
# ===================================================
# Make sure ln can make simple backups.
# This was fixed in 4.0.34. Broken in 4.0r.
touch a || framework_failure=1
ln --backup=simple --suffix=.orig x a || fail=1
test -f a.orig || fail=1
# ===================================================
if test $framework_failure = 1; then
echo 'failure in testing framework' 1>&2
exit 1
fi
exit $fail
|