| 1 | ## compare_shells: bash-4.4 mksh
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| 2 |
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| 3 |
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| 4 | # Extended assignment language, e.g. typeset, declare, arrays, etc.
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| 5 | # Things that dash doesn't support.
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| 6 |
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| 7 | #### local -a
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| 8 | # nixpkgs setup.sh uses this (issue #26)
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| 9 | f() {
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| 10 | local -a array=(x y z)
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| 11 | argv.py "${array[@]}"
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| 12 | }
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| 13 | f
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| 14 | ## stdout: ['x', 'y', 'z']
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| 15 | ## N-I mksh stdout-json: ""
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| 16 | ## N-I mksh status: 1
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| 17 |
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| 18 | #### declare -a
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| 19 | # nixpkgs setup.sh uses this (issue #26)
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| 20 | declare -a array=(x y z)
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| 21 | argv.py "${array[@]}"
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| 22 | ## stdout: ['x', 'y', 'z']
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| 23 | ## N-I mksh stdout-json: ""
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| 24 | ## N-I mksh status: 1
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| 25 |
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| 26 | #### indexed LHS with spaces (not allowed in OSH)
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| 27 | a[1 * 1]=x a[ 1 + 2 ]=z
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| 28 | echo status=$?
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| 29 | argv.py "${a[@]}"
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| 30 | ## STDOUT:
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| 31 | status=0
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| 32 | ['x', 'z']
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| 33 | ## END
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| 34 | ## N-I osh STDOUT:
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| 35 | status=127
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| 36 | []
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| 37 | ## END
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| 38 |
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| 39 | #### declare -f exit code indicates function existence
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| 40 | func2=x # var names are NOT found
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| 41 | declare -f myfunc func2
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| 42 | echo $?
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| 43 |
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| 44 | myfunc() { echo myfunc; }
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| 45 | # This prints the source code.
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| 46 | declare -f myfunc func2 > /dev/null
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| 47 | echo $?
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| 48 |
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| 49 | func2() { echo func2; }
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| 50 | declare -f myfunc func2 > /dev/null
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| 51 | echo $?
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| 52 | ## STDOUT:
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| 53 | 1
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| 54 | 1
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| 55 | 0
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| 56 | ## END
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| 57 | ## N-I mksh STDOUT:
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| 58 | 127
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| 59 | 127
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| 60 | 127
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| 61 | ## END
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| 62 |
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| 63 | #### declare -F prints function names
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| 64 | add () { expr 4 + 4; }
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| 65 | div () { expr 6 / 2; }
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| 66 | ek () { echo hello; }
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| 67 | __ec () { echo hi; }
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| 68 | _ab () { expr 10 % 3; }
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| 69 |
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| 70 | declare -F
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| 71 | ## STDOUT:
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| 72 | declare -f __ec
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| 73 | declare -f _ab
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| 74 | declare -f add
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| 75 | declare -f div
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| 76 | declare -f ek
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| 77 | ## END
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| 78 | ## N-I mksh stdout-json: ""
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| 79 | ## N-I mksh status: 127
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| 80 |
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| 81 | #### declare -p var (exit status)
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| 82 | var1() { echo func; } # function names are NOT found.
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| 83 | declare -p var1 var2 >/dev/null
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| 84 | echo $?
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| 85 |
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| 86 | var1=x
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| 87 | declare -p var1 var2 >/dev/null
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| 88 | echo $?
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| 89 |
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| 90 | var2=y
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| 91 | declare -p var1 var2 >/dev/null
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| 92 | echo $?
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| 93 | ## STDOUT:
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| 94 | 1
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| 95 | 1
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| 96 | 0
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| 97 | ## N-I mksh STDOUT:
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| 98 | 127
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| 99 | 127
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| 100 | 127
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| 101 | ## END
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| 102 |
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| 103 | #### declare
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| 104 | test_var1=111
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| 105 | readonly test_var2=222
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| 106 | export test_var3=333
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| 107 | declare -n test_var4=test_var1
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| 108 | f1() {
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| 109 | local test_var5=555
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| 110 | {
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| 111 | echo '[declare]'
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| 112 | declare
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| 113 | echo '[readonly]'
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| 114 | readonly
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| 115 | echo '[export]'
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| 116 | export
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| 117 | echo '[local]'
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| 118 | local
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| 119 | } | grep -E '^\[|^\b.*test_var.\b'
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| 120 | }
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| 121 | f1
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| 122 | ## STDOUT:
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| 123 | [declare]
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| 124 | test_var1=111
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| 125 | test_var2=222
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| 126 | test_var3=333
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| 127 | test_var4=test_var1
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| 128 | test_var5=555
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| 129 | [readonly]
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| 130 | declare -r test_var2=222
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| 131 | [export]
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| 132 | declare -x test_var3=333
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| 133 | [local]
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| 134 | test_var5=555
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| 135 | ## END
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| 136 | ## OK bash STDOUT:
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| 137 | [declare]
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| 138 | test_var1=111
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| 139 | test_var2=222
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| 140 | test_var3=333
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| 141 | test_var4=test_var1
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| 142 | test_var5=555
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| 143 | [readonly]
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| 144 | declare -r test_var2="222"
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| 145 | [export]
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| 146 | declare -x test_var3="333"
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| 147 | [local]
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| 148 | test_var5=555
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| 149 | ## END
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| 150 | ## N-I mksh STDOUT:
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| 151 | [declare]
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| 152 | [readonly]
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| 153 | test_var2
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| 154 | [export]
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| 155 | test_var3
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| 156 | [local]
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| 157 | typeset test_var1
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| 158 | typeset -r test_var2
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| 159 | typeset -x test_var3
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| 160 | typeset test_var5
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| 161 | ## END
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| 162 |
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| 163 | #### declare -p
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| 164 | # BUG: bash doesn't output flags with "local -p", which seems to contradict
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| 165 | # with manual.
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| 166 | test_var1=111
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| 167 | readonly test_var2=222
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| 168 | export test_var3=333
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| 169 | declare -n test_var4=test_var1
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| 170 | f1() {
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| 171 | local test_var5=555
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| 172 | {
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| 173 | echo '[declare]'
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| 174 | declare -p
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| 175 | echo '[readonly]'
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| 176 | readonly -p
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| 177 | echo '[export]'
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| 178 | export -p
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| 179 | echo '[local]'
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| 180 | local -p
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| 181 | } | grep -E '^\[|^\b.*test_var.\b'
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| 182 | }
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| 183 | f1
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| 184 | ## STDOUT:
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| 185 | [declare]
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| 186 | declare -- test_var1=111
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| 187 | declare -r test_var2=222
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| 188 | declare -x test_var3=333
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| 189 | declare -n test_var4=test_var1
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| 190 | declare -- test_var5=555
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| 191 | [readonly]
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| 192 | declare -r test_var2=222
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| 193 | [export]
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| 194 | declare -x test_var3=333
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| 195 | [local]
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| 196 | declare -- test_var5=555
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| 197 | ## END
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| 198 | ## BUG bash STDOUT:
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| 199 | [declare]
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| 200 | declare -- test_var1="111"
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| 201 | declare -r test_var2="222"
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| 202 | declare -x test_var3="333"
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| 203 | declare -n test_var4="test_var1"
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| 204 | declare -- test_var5="555"
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| 205 | [readonly]
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| 206 | declare -r test_var2="222"
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| 207 | [export]
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| 208 | declare -x test_var3="333"
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| 209 | [local]
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| 210 | test_var5=555
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| 211 | ## END
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| 212 | ## N-I mksh STDOUT:
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| 213 | [declare]
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| 214 | [readonly]
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| 215 | readonly test_var2=222
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| 216 | [export]
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| 217 | export test_var3=333
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| 218 | [local]
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| 219 | typeset test_var1=111
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| 220 | typeset -r test_var2=222
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| 221 | typeset -x test_var3=333
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| 222 | typeset test_var5=555
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| 223 | ## END
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| 224 |
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| 225 | #### declare -p doesn't print binary data, but can be loaded into bash
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| 226 |
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| 227 | # bash prints binary data!
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| 228 | case $SH in bash*|mksh) exit ;; esac
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| 229 |
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| 230 | unquoted='foo'
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| 231 | sq='foo bar'
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| 232 | bash1=$'\x1f' # ASCII control char
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| 233 | bash2=$'\xfe\xff' # Invalid UTF-8
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| 234 |
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| 235 | s1=$unquoted
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| 236 | s2=$sq
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| 237 | s3=$bash1
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| 238 | s4=$bash2
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| 239 |
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| 240 | declare -a a=("$unquoted" "$sq" "$bash1" "$bash2")
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| 241 | declare -A A=(["$unquoted"]="$sq" ["$bash1"]="$bash2")
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| 242 |
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| 243 | #echo lengths ${#s1} ${#s2} ${#s3} ${#s4} ${#a[@]} ${#A[@]}
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| 244 |
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| 245 | declare -p s1 s2 s3 s4 a A | tee tmp.bash
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| 246 |
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| 247 | echo ---
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| 248 |
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| 249 | bash -c 'source tmp.bash; echo "$s1 $s2"; echo -n "$s3" "$s4" | od -A n -t x1'
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| 250 | echo bash=$?
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| 251 |
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| 252 | ## STDOUT:
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| 253 | declare -- s1=foo
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| 254 | declare -- s2='foo bar'
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| 255 | declare -- s3=$'\u001f'
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| 256 | declare -- s4=$'\xfe\xff'
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| 257 | declare -a a=(foo 'foo bar' $'\u001f' $'\xfe\xff')
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| 258 | declare -A A=([$'\u001f']=$'\xfe\xff' ['foo']='foo bar')
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| 259 | ---
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| 260 | foo foo bar
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| 261 | 1f 20 fe ff
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| 262 | bash=0
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| 263 | ## END
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| 264 |
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| 265 | ## N-I bash/mksh STDOUT:
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| 266 | ## END
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| 267 |
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| 268 |
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| 269 |
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| 270 | #### declare -p var
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| 271 | # BUG? bash doesn't output anything for 'local/readonly -p var', which seems to
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| 272 | # contradict with manual. Besides, 'export -p var' is not described in
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| 273 | # manual
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| 274 | test_var1=111
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| 275 | readonly test_var2=222
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| 276 | export test_var3=333
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| 277 | declare -n test_var4=test_var1
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| 278 | f1() {
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| 279 | local test_var5=555
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| 280 | {
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| 281 | echo '[declare]'
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| 282 | declare -p test_var{0..5}
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| 283 | echo '[readonly]'
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| 284 | readonly -p test_var{0..5}
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| 285 | echo '[export]'
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| 286 | export -p test_var{0..5}
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| 287 | echo '[local]'
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| 288 | local -p test_var{0..5}
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| 289 | } | grep -E '^\[|^\b.*test_var.\b'
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| 290 | }
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| 291 | f1
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| 292 | ## STDOUT:
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| 293 | [declare]
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| 294 | declare -- test_var1=111
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| 295 | declare -r test_var2=222
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| 296 | declare -x test_var3=333
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| 297 | declare -n test_var4=test_var1
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| 298 | declare -- test_var5=555
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| 299 | [readonly]
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| 300 | declare -r test_var2=222
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| 301 | [export]
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| 302 | declare -x test_var3=333
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| 303 | [local]
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| 304 | declare -- test_var5=555
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| 305 | ## END
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| 306 | ## BUG bash STDOUT:
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| 307 | [declare]
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| 308 | declare -- test_var1="111"
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| 309 | declare -r test_var2="222"
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| 310 | declare -x test_var3="333"
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| 311 | declare -n test_var4="test_var1"
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| 312 | declare -- test_var5="555"
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| 313 | [readonly]
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| 314 | [export]
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| 315 | [local]
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| 316 | ## END
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| 317 | ## N-I mksh STDOUT:
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| 318 | [declare]
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| 319 | [readonly]
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| 320 | ## END
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| 321 |
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| 322 | #### declare -p arr
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| 323 | test_arr1=()
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| 324 | declare -a test_arr2=()
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| 325 | declare -A test_arr3=()
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| 326 | test_arr4=(1 2 3)
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| 327 | declare -a test_arr5=(1 2 3)
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| 328 | declare -A test_arr6=(['a']=1 ['b']=2 ['c']=3)
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| 329 | test_arr7=()
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| 330 | test_arr7[3]=foo
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| 331 | declare -p test_arr{1..7}
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| 332 | ## STDOUT:
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| 333 | declare -a test_arr1=()
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| 334 | declare -a test_arr2=()
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| 335 | declare -A test_arr3
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| 336 | declare -a test_arr4=(1 2 3)
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| 337 | declare -a test_arr5=(1 2 3)
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| 338 | declare -A test_arr6=(['a']=1 ['b']=2 ['c']=3)
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| 339 | declare -a test_arr7=(); test_arr7[3]=foo
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| 340 | ## END
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| 341 | ## OK bash STDOUT:
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| 342 | declare -a test_arr1=()
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| 343 | declare -a test_arr2=()
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| 344 | declare -A test_arr3=()
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| 345 | declare -a test_arr4=([0]="1" [1]="2" [2]="3")
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| 346 | declare -a test_arr5=([0]="1" [1]="2" [2]="3")
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| 347 | declare -A test_arr6=([a]="1" [b]="2" [c]="3" )
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| 348 | declare -a test_arr7=([3]="foo")
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| 349 | ## END
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| 350 | ## N-I mksh stdout-json: ""
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| 351 | ## N-I mksh status: 1
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| 352 |
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| 353 | #### declare -p foo=bar doesn't make sense
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| 354 | case $SH in (mksh) exit 0; esac
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| 355 |
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| 356 | declare -p foo=bar
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| 357 | echo status=$?
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| 358 |
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| 359 | a=b
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| 360 | declare -p a foo=bar > tmp.txt
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| 361 | echo status=$?
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| 362 | sed 's/"//g' tmp.txt # don't care about quotes
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| 363 | ## STDOUT:
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| 364 | status=1
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| 365 | status=1
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| 366 | declare -- a=b
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| 367 | ## END
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| 368 | ## N-I mksh stdout-json: ""
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| 369 |
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| 370 | #### declare -pnrx
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| 371 | test_var1=111
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| 372 | readonly test_var2=222
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| 373 | export test_var3=333
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| 374 | declare -n test_var4=test_var1
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| 375 | f1() {
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| 376 | local test_var5=555
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| 377 | {
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| 378 | echo '[declare -pn]'
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| 379 | declare -pn
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| 380 | echo '[declare -pr]'
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| 381 | declare -pr
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| 382 | echo '[declare -px]'
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| 383 | declare -px
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| 384 | } | grep -E '^\[|^\b.*test_var.\b'
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| 385 | }
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| 386 | f1
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| 387 | ## STDOUT:
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| 388 | [declare -pn]
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| 389 | declare -n test_var4=test_var1
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| 390 | [declare -pr]
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| 391 | declare -r test_var2=222
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| 392 | [declare -px]
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| 393 | declare -x test_var3=333
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| 394 | ## END
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| 395 | ## OK bash STDOUT:
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| 396 | [declare -pn]
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| 397 | declare -n test_var4="test_var1"
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| 398 | [declare -pr]
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| 399 | declare -r test_var2="222"
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| 400 | [declare -px]
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| 401 | declare -x test_var3="333"
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| 402 | ## END
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| 403 | ## N-I mksh STDOUT:
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| 404 | [declare -pn]
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| 405 | [declare -pr]
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| 406 | [declare -px]
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| 407 | ## END
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| 408 |
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| 409 | #### declare -paA
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| 410 | declare -a test_var6=()
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| 411 | declare -A test_var7=()
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| 412 | f1() {
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| 413 | {
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| 414 | echo '[declare -pa]'
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| 415 | declare -pa
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| 416 | echo '[declare -pA]'
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| 417 | declare -pA
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| 418 | } | grep -E '^\[|^\b.*test_var.\b'
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| 419 | }
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| 420 | f1
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| 421 | ## STDOUT:
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| 422 | [declare -pa]
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| 423 | declare -a test_var6=()
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| 424 | [declare -pA]
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| 425 | declare -A test_var7
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| 426 | ## END
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| 427 | ## OK bash STDOUT:
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| 428 | [declare -pa]
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| 429 | declare -a test_var6=()
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| 430 | [declare -pA]
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| 431 | declare -A test_var7=()
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| 432 | ## END
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| 433 | ## N-I mksh stdout-json: ""
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| 434 | ## N-I mksh status: 1
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| 435 |
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| 436 | #### declare -pnrx var
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| 437 | # Note: Bash ignores other flags (-nrx) when variable names are supplied while
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| 438 | # OSH uses other flags to select variables. Bash's behavior is documented.
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| 439 | test_var1=111
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| 440 | readonly test_var2=222
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| 441 | export test_var3=333
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| 442 | declare -n test_var4=test_var1
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| 443 | f1() {
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| 444 | local test_var5=555
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| 445 | {
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| 446 | echo '[declare -pn]'
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| 447 | declare -pn test_var{0..5}
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| 448 | echo '[declare -pr]'
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| 449 | declare -pr test_var{0..5}
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| 450 | echo '[declare -px]'
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| 451 | declare -px test_var{0..5}
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| 452 | } | grep -E '^\[|^\b.*test_var.\b'
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| 453 | }
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| 454 | f1
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| 455 | ## STDOUT:
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| 456 | [declare -pn]
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| 457 | declare -n test_var4=test_var1
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| 458 | [declare -pr]
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| 459 | declare -r test_var2=222
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| 460 | [declare -px]
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| 461 | declare -x test_var3=333
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| 462 | ## END
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| 463 | ## N-I bash STDOUT:
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| 464 | [declare -pn]
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| 465 | declare -- test_var1="111"
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| 466 | declare -r test_var2="222"
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| 467 | declare -x test_var3="333"
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| 468 | declare -n test_var4="test_var1"
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| 469 | declare -- test_var5="555"
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| 470 | [declare -pr]
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| 471 | declare -- test_var1="111"
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| 472 | declare -r test_var2="222"
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| 473 | declare -x test_var3="333"
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| 474 | declare -n test_var4="test_var1"
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| 475 | declare -- test_var5="555"
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| 476 | [declare -px]
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| 477 | declare -- test_var1="111"
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| 478 | declare -r test_var2="222"
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| 479 | declare -x test_var3="333"
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| 480 | declare -n test_var4="test_var1"
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| 481 | declare -- test_var5="555"
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| 482 | ## END
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| 483 | ## N-I mksh STDOUT:
|
| 484 | [declare -pn]
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| 485 | [declare -pr]
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| 486 | [declare -px]
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| 487 | ## END
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| 488 |
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| 489 | #### declare -pg
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| 490 | test_var1=global
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| 491 | f1() {
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| 492 | local test_var1=local
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| 493 | {
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| 494 | declare -pg
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| 495 | } | grep -E '^\[|^\b[^"]*test_var.\b'
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| 496 | }
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| 497 | f1
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| 498 | ## STDOUT:
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| 499 | declare -- test_var1=global
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| 500 | ## END
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| 501 | ## N-I bash STDOUT:
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| 502 | declare -- test_var1="local"
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| 503 | ## END
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| 504 | ## N-I mksh stdout-json: ""
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| 505 | ## N-I mksh status: 1
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| 506 |
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| 507 | #### declare -pg var
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| 508 | test_var1=global
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| 509 | f1() {
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| 510 | local test_var1=local
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| 511 | {
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| 512 | declare -pg test_var1
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| 513 | } | grep -E '^\[|^\b.*test_var.\b'
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| 514 | }
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| 515 | f1
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| 516 | ## STDOUT:
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| 517 | declare -- test_var1=global
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| 518 | ## END
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| 519 | ## N-I bash STDOUT:
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| 520 | declare -- test_var1="local"
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| 521 | ## END
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| 522 | ## N-I mksh stdout-json: ""
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| 523 | ## N-I mksh status: 1
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| 524 |
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| 525 | #### ble.sh: eval -- "$(declare -p var arr)"
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| 526 | # This illustrates an example usage of "eval & declare" for exporting
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| 527 | # multiple variables from $().
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| 528 | eval -- "$(
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| 529 | printf '%s\n' a{1..10} | {
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| 530 | sum=0 i=0 arr=()
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| 531 | while read line; do
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| 532 | ((sum+=${#line},i++))
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| 533 | arr[$((i/3))]=$line
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| 534 | done
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| 535 | declare -p sum arr
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| 536 | })"
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| 537 | echo sum=$sum
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| 538 | for ((i=0;i<${#arr[@]};i++)); do
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| 539 | echo "arr[$i]=${arr[i]}"
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| 540 | done
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| 541 | ## STDOUT:
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| 542 | sum=21
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| 543 | arr[0]=a2
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| 544 | arr[1]=a5
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| 545 | arr[2]=a8
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| 546 | arr[3]=a10
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| 547 | ## END
|
| 548 | ## N-I mksh stdout-json: ""
|
| 549 | ## N-I mksh status: 1
|
| 550 |
|
| 551 | #### eval -- "$(declare -p arr)" (restore arrays w/ unset elements)
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| 552 | arr=(1 2 3)
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| 553 | eval -- "$(arr=(); arr[3]= arr[4]=foo; declare -p arr)"
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| 554 | for i in {0..4}; do
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| 555 | echo "arr[$i]: ${arr[$i]+set ... [}${arr[$i]-unset}${arr[$i]+]}"
|
| 556 | done
|
| 557 | ## STDOUT:
|
| 558 | arr[0]: unset
|
| 559 | arr[1]: unset
|
| 560 | arr[2]: unset
|
| 561 | arr[3]: set ... []
|
| 562 | arr[4]: set ... [foo]
|
| 563 | ## END
|
| 564 | ## N-I mksh stdout-json: ""
|
| 565 | ## N-I mksh status: 1
|
| 566 |
|
| 567 | #### typeset -f
|
| 568 | # mksh implement typeset but not declare
|
| 569 | typeset -f myfunc func2
|
| 570 | echo $?
|
| 571 |
|
| 572 | myfunc() { echo myfunc; }
|
| 573 | # This prints the source code.
|
| 574 | typeset -f myfunc func2 > /dev/null
|
| 575 | echo $?
|
| 576 |
|
| 577 | func2() { echo func2; }
|
| 578 | typeset -f myfunc func2 > /dev/null
|
| 579 | echo $?
|
| 580 | ## STDOUT:
|
| 581 | 1
|
| 582 | 1
|
| 583 | 0
|
| 584 | ## END
|
| 585 |
|
| 586 | #### typeset -p
|
| 587 | var1() { echo func; } # function names are NOT found.
|
| 588 | typeset -p var1 var2 >/dev/null
|
| 589 | echo $?
|
| 590 |
|
| 591 | var1=x
|
| 592 | typeset -p var1 var2 >/dev/null
|
| 593 | echo $?
|
| 594 |
|
| 595 | var2=y
|
| 596 | typeset -p var1 var2 >/dev/null
|
| 597 | echo $?
|
| 598 | ## STDOUT:
|
| 599 | 1
|
| 600 | 1
|
| 601 | 0
|
| 602 | ## BUG mksh STDOUT:
|
| 603 | # mksh doesn't respect exit codes
|
| 604 | 0
|
| 605 | 0
|
| 606 | 0
|
| 607 | ## END
|
| 608 |
|
| 609 | #### typeset -r makes a string readonly
|
| 610 | typeset -r s1='12'
|
| 611 | typeset -r s2='34'
|
| 612 |
|
| 613 | s1='c'
|
| 614 | echo status=$?
|
| 615 | s2='d'
|
| 616 | echo status=$?
|
| 617 |
|
| 618 | s1+='e'
|
| 619 | echo status=$?
|
| 620 | s2+='f'
|
| 621 | echo status=$?
|
| 622 |
|
| 623 | unset s1
|
| 624 | echo status=$?
|
| 625 | unset s2
|
| 626 | echo status=$?
|
| 627 |
|
| 628 | ## status: 1
|
| 629 | ## stdout-json: ""
|
| 630 | ## OK mksh status: 2
|
| 631 | ## OK bash status: 0
|
| 632 | ## OK bash STDOUT:
|
| 633 | status=1
|
| 634 | status=1
|
| 635 | status=1
|
| 636 | status=1
|
| 637 | status=1
|
| 638 | status=1
|
| 639 | ## END
|
| 640 |
|
| 641 | #### typeset -ar makes it readonly
|
| 642 | typeset -a -r array1=(1 2)
|
| 643 | typeset -ar array2=(3 4)
|
| 644 |
|
| 645 | array1=('c')
|
| 646 | echo status=$?
|
| 647 | array2=('d')
|
| 648 | echo status=$?
|
| 649 |
|
| 650 | array1+=('e')
|
| 651 | echo status=$?
|
| 652 | array2+=('f')
|
| 653 | echo status=$?
|
| 654 |
|
| 655 | unset array1
|
| 656 | echo status=$?
|
| 657 | unset array2
|
| 658 | echo status=$?
|
| 659 |
|
| 660 | ## status: 1
|
| 661 | ## stdout-json: ""
|
| 662 | ## OK bash status: 0
|
| 663 | ## OK bash STDOUT:
|
| 664 | status=1
|
| 665 | status=1
|
| 666 | status=1
|
| 667 | status=1
|
| 668 | status=1
|
| 669 | status=1
|
| 670 | ## END
|
| 671 | ## N-I mksh status: 1
|
| 672 | ## N-I mksh stdout-json: ""
|
| 673 |
|
| 674 | #### typeset -x makes it exported
|
| 675 | typeset -rx PYTHONPATH=lib/
|
| 676 | printenv.py PYTHONPATH
|
| 677 | ## STDOUT:
|
| 678 | lib/
|
| 679 | ## END
|
| 680 |
|
| 681 | #### Multiple assignments / array assignments on a line
|
| 682 | a=1 b[0+0]=2 c=3
|
| 683 | echo $a ${b[@]} $c
|
| 684 | ## stdout: 1 2 3
|
| 685 |
|
| 686 | #### Env bindings shouldn't contain array assignments
|
| 687 | a=1 b[0]=2 c=3 printenv.py a b c
|
| 688 | ## status: 2
|
| 689 | ## stdout-json: ""
|
| 690 | ## OK bash STDOUT:
|
| 691 | 1
|
| 692 | None
|
| 693 | 3
|
| 694 | ## END
|
| 695 | ## OK bash status: 0
|
| 696 | ## BUG mksh STDOUT:
|
| 697 | 1
|
| 698 | 2
|
| 699 | 3
|
| 700 | ## END
|
| 701 | ## OK mksh status: 0
|
| 702 |
|
| 703 | #### syntax error in array assignment
|
| 704 | a=x b[0+]=y c=z
|
| 705 | echo $a $b $c
|
| 706 | ## status: 2
|
| 707 | ## stdout-json: ""
|
| 708 | ## BUG bash stdout: x
|
| 709 | ## BUG bash status: 0
|
| 710 | ## OK mksh stdout-json: ""
|
| 711 | ## OK mksh status: 1
|
| 712 |
|
| 713 | #### declare -g (bash-specific; bash-completion uses it)
|
| 714 | f() {
|
| 715 | declare -g G=42
|
| 716 | declare L=99
|
| 717 |
|
| 718 | declare -Ag dict
|
| 719 | dict["foo"]=bar
|
| 720 |
|
| 721 | declare -A localdict
|
| 722 | localdict["spam"]=Eggs
|
| 723 |
|
| 724 | # For bash-completion
|
| 725 | eval 'declare -Ag ev'
|
| 726 | ev["ev1"]=ev2
|
| 727 | }
|
| 728 | f
|
| 729 | argv.py "$G" "$L"
|
| 730 | argv.py "${dict["foo"]}" "${localdict["spam"]}"
|
| 731 | argv.py "${ev["ev1"]}"
|
| 732 | ## STDOUT:
|
| 733 | ['42', '']
|
| 734 | ['bar', '']
|
| 735 | ['ev2']
|
| 736 | ## END
|
| 737 | ## N-I mksh STDOUT:
|
| 738 | ['', '']
|
| 739 | ## END
|
| 740 | ## N-I mksh status: 1
|
| 741 |
|
| 742 | #### myvar=typeset (another form of dynamic assignment)
|
| 743 | myvar=typeset
|
| 744 | x='a b'
|
| 745 | $myvar x=$x
|
| 746 | echo $x
|
| 747 | ## STDOUT:
|
| 748 | a
|
| 749 | ## END
|
| 750 | ## OK osh STDOUT:
|
| 751 | a b
|
| 752 | ## END
|
| 753 |
|
| 754 | #### dynamic array parsing is not allowed
|
| 755 | code='x=(1 2 3)'
|
| 756 | typeset -a "$code" # note: -a flag is required
|
| 757 | echo status=$?
|
| 758 | argv.py "$x"
|
| 759 | ## STDOUT:
|
| 760 | status=2
|
| 761 | ['']
|
| 762 | ## END
|
| 763 | ## OK mksh STDOUT:
|
| 764 | status=0
|
| 765 | ['(1 2 3)']
|
| 766 | ## END
|
| 767 | # bash allows it
|
| 768 | ## OK bash STDOUT:
|
| 769 | status=0
|
| 770 | ['1']
|
| 771 | ## END
|
| 772 |
|
| 773 | #### dynamic flag in array in assign builtin
|
| 774 | typeset b
|
| 775 | b=(unused1 unused2) # this works in mksh
|
| 776 |
|
| 777 | a=(x 'foo=F' 'bar=B')
|
| 778 | typeset -"${a[@]}"
|
| 779 | echo foo=$foo
|
| 780 | echo bar=$bar
|
| 781 | printenv.py foo
|
| 782 | printenv.py bar
|
| 783 |
|
| 784 | # syntax error in mksh! But works in bash and zsh.
|
| 785 | #typeset -"${a[@]}" b=(spam eggs)
|
| 786 | #echo "length of b = ${#b[@]}"
|
| 787 | #echo "b[0]=${b[0]}"
|
| 788 | #echo "b[1]=${b[1]}"
|
| 789 |
|
| 790 | ## STDOUT:
|
| 791 | foo=F
|
| 792 | bar=B
|
| 793 | F
|
| 794 | B
|
| 795 | ## END
|
| 796 |
|
| 797 | #### typeset +x
|
| 798 | export e=E
|
| 799 | printenv.py e
|
| 800 | typeset +x e=E2
|
| 801 | printenv.py e # no longer exported
|
| 802 | ## STDOUT:
|
| 803 | E
|
| 804 | None
|
| 805 | ## END
|
| 806 |
|
| 807 | #### typeset +r removes read-only attribute (TODO: documented in bash to do nothing)
|
| 808 | readonly r=r1
|
| 809 | echo r=$r
|
| 810 |
|
| 811 | # clear the readonly flag. Why is this accepted in bash, but doesn't do
|
| 812 | # anything?
|
| 813 | typeset +r r=r2
|
| 814 | echo r=$r
|
| 815 |
|
| 816 | r=r3
|
| 817 | echo r=$r
|
| 818 |
|
| 819 | ## status: 0
|
| 820 | ## STDOUT:
|
| 821 | r=r1
|
| 822 | r=r2
|
| 823 | r=r3
|
| 824 | ## END
|
| 825 |
|
| 826 | # mksh doesn't allow you to unset
|
| 827 | ## OK mksh status: 2
|
| 828 | ## OK mksh STDOUT:
|
| 829 | r=r1
|
| 830 | ## END
|
| 831 |
|
| 832 | # bash doesn't allow you to unset
|
| 833 | ## OK bash status: 0
|
| 834 | ## OK bash STDOUT:
|
| 835 | r=r1
|
| 836 | r=r1
|
| 837 | r=r1
|
| 838 | ## END
|
| 839 |
|
| 840 |
|
| 841 | #### function name with /
|
| 842 | ble/foo() { echo hi; }
|
| 843 | declare -F ble/foo
|
| 844 | echo status=$?
|
| 845 | ## STDOUT:
|
| 846 | ble/foo
|
| 847 | status=0
|
| 848 | ## END
|
| 849 | ## N-I mksh stdout: status=127
|
| 850 | ## N-I zsh stdout-json: ""
|
| 851 | ## N-I zsh status: 1
|
| 852 | ## N-I ash stdout-json: ""
|
| 853 | ## N-I ash status: 2
|
| 854 |
|
| 855 | #### invalid var name
|
| 856 | typeset foo/bar
|
| 857 | ## status: 1
|
| 858 |
|
| 859 | #### unset and shell funcs
|
| 860 | foo() {
|
| 861 | echo bar
|
| 862 | }
|
| 863 |
|
| 864 | foo
|
| 865 |
|
| 866 | declare -F
|
| 867 | unset foo
|
| 868 | declare -F
|
| 869 |
|
| 870 | foo
|
| 871 |
|
| 872 | ## status: 127
|
| 873 | ## STDOUT:
|
| 874 | bar
|
| 875 | declare -f foo
|
| 876 | ## END
|
| 877 | ## N-I mksh status: 0
|
| 878 | ## N-I mksh STDOUT:
|
| 879 | bar
|
| 880 | bar
|
| 881 | ## END
|