blob: d10a7c104cb88dd844180e5442ee5be87471a8fc (
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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# basics
cat <<EOF
a
b
c
EOF
read x <<EOF
a
b
c
EOF
echo "$x"
read x y <<\EOF
$PS4
EOF
echo "$x"
# empty here-documents
read x <<EOF
EOF
echo "$x"
read x <<\EOF
EOF
echo "$x"
read x <<EOF
$empty
EOF
echo "$x"
# check order and content of multiple here docs
cat << EOF1 << EOF2
hi
EOF1
there
EOF2
while read line1; do
read line2 <&3
echo $line1 - $line2
done <<EOF1 3<<EOF2
one
two
three
EOF1
alpha
beta
gamma
EOF2
# check quoted here-doc is protected
a=foo
cat << 'EOF'
hi\
there$a
stuff
EOF
# check that quoted here-documents don't have \newline processing done
cat << 'EOF'
hi\
there
EO\
F
EOF
true
# check that \newline is removed at start of here-doc
cat << EO\
F
hi
EOF
# check that \newline removal works for here-doc delimiter
cat << EOF
hi
EO\
F
# check operation of tab removal in here documents
cat <<- EOF
tab 1
tab 2
tab 3
EOF
# check appending of text to file from here document
rm -f ${TMPDIR}/bash-zzz
cat > ${TMPDIR}/bash-zzz << EOF
abc
EOF
cat >> ${TMPDIR}/bash-zzz << EOF
def ghi
jkl mno
EOF
cat ${TMPDIR}/bash-zzz
rm -f ${TMPDIR}/bash-zzz
# make sure command printing puts the here-document as the last redirection
# on the line, and the function export code preserves syntactic correctness
fff()
{
ed ${TMPDIR}/foo <<ENDOFINPUT >/dev/null
/^name/d
w
q
ENDOFINPUT
aa=1
}
type fff
export -f fff
${THIS_SH} -c 'type fff'
${THIS_SH} ./heredoc1.sub
# test heredocs in command substitutions
${THIS_SH} ./heredoc2.sub
${THIS_SH} ./heredoc3.sub
${THIS_SH} ./heredoc4.sub
# heredoc tests that use different size documents to test pipe implementation
${THIS_SH} ./heredoc5.sub
# test $'...' and $"..." quoted strings in here-documents
${THIS_SH} ./heredoc6.sub
# interaction between here-documents and command substitutions
${THIS_SH} ./heredoc7.sub
echo $(
cat <<< "comsub here-string"
)
# check that end of file delimits a here-document
# THIS MUST BE LAST!
cat << EOF
hi
there
|
