| 1 | # Test set flags, sh flags.
|
| 2 |
|
| 3 | ## compare_shells: bash dash mksh
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| 4 | ## oils_failures_allowed: 2
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| 5 | ## tags: interactive
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| 6 |
|
| 7 | #### $- with -c
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| 8 | # dash's behavior seems most sensible here?
|
| 9 | $SH -o nounset -c 'echo $-'
|
| 10 | ## stdout: u
|
| 11 | ## OK bash stdout: huBc
|
| 12 | ## OK mksh stdout: uhc
|
| 13 | ## status: 0
|
| 14 |
|
| 15 | #### $- with pipefail
|
| 16 | set -o pipefail -o nounset
|
| 17 | echo $-
|
| 18 | ## stdout: u
|
| 19 | ## status: 0
|
| 20 | ## OK bash stdout: huBs
|
| 21 | ## OK mksh stdout: ush
|
| 22 | ## N-I dash stdout-json: ""
|
| 23 | ## N-I dash status: 2
|
| 24 |
|
| 25 | #### $- and more options
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| 26 | set -efuC
|
| 27 | o=$-
|
| 28 | [[ $o == *e* ]]; echo yes
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| 29 | [[ $o == *f* ]]; echo yes
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| 30 | [[ $o == *u* ]]; echo yes
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| 31 | [[ $o == *C* ]]; echo yes
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| 32 | ## STDOUT:
|
| 33 | yes
|
| 34 | yes
|
| 35 | yes
|
| 36 | yes
|
| 37 | ## END
|
| 38 | ## N-I dash stdout-json: ""
|
| 39 | ## N-I dash status: 127
|
| 40 |
|
| 41 | #### $- with interactive shell
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| 42 | $SH -c 'echo $-' | grep i || echo FALSE
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| 43 | $SH -i -c 'echo $-' | grep -q i && echo TRUE
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| 44 | ## STDOUT:
|
| 45 | FALSE
|
| 46 | TRUE
|
| 47 | ## END
|
| 48 | #### pass short options like sh -e
|
| 49 | $SH -e -c 'false; echo status=$?'
|
| 50 | ## stdout-json: ""
|
| 51 | ## status: 1
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| 52 |
|
| 53 | #### pass long options like sh -o errexit
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| 54 | $SH -o errexit -c 'false; echo status=$?'
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| 55 | ## stdout-json: ""
|
| 56 | ## status: 1
|
| 57 |
|
| 58 | #### pass shopt options like sh -O nullglob
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| 59 | $SH +O nullglob -c 'echo foo *.nonexistent bar'
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| 60 | $SH -O nullglob -c 'echo foo *.nonexistent bar'
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| 61 | ## STDOUT:
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| 62 | foo *.nonexistent bar
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| 63 | foo bar
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| 64 | ## END
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| 65 | ## N-I dash/mksh stdout-json: ""
|
| 66 | ## N-I dash status: 2
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| 67 | ## N-I mksh status: 1
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| 68 |
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| 69 | #### can continue after unknown option
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| 70 | # dash and mksh make this a fatal error no matter what.
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| 71 | set -o errexit
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| 72 | set -o STRICT || true # unknown option
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| 73 | echo hello
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| 74 | ## stdout: hello
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| 75 | ## status: 0
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| 76 | ## BUG dash/mksh stdout-json: ""
|
| 77 | ## BUG dash status: 2
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| 78 | ## BUG mksh status: 1
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| 79 |
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| 80 | #### set with both options and argv
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| 81 | set -o errexit a b c
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| 82 | echo "$@"
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| 83 | false
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| 84 | echo done
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| 85 | ## stdout: a b c
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| 86 | ## status: 1
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| 87 |
|
| 88 | #### set -o vi/emacs
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| 89 | set -o vi
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| 90 | echo $?
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| 91 | set -o emacs
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| 92 | echo $?
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| 93 | ## STDOUT:
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| 94 | 0
|
| 95 | 0
|
| 96 | ## END
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| 97 |
|
| 98 | #### vi and emacs are mutually exclusive
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| 99 | show() {
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| 100 | shopt -o -p | egrep 'emacs$|vi$'
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| 101 | echo ___
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| 102 | };
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| 103 | show
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| 104 |
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| 105 | set -o emacs
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| 106 | show
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| 107 |
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| 108 | set -o vi
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| 109 | show
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| 110 |
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| 111 | ## STDOUT:
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| 112 | set +o emacs
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| 113 | set +o vi
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| 114 | ___
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| 115 | set -o emacs
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| 116 | set +o vi
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| 117 | ___
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| 118 | set +o emacs
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| 119 | set -o vi
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| 120 | ___
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| 121 | ## END
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| 122 | ## N-I dash/mksh STDOUT:
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| 123 | ___
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| 124 | ___
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| 125 | ___
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| 126 | ## END
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| 127 |
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| 128 | #### interactive shell starts with emacs mode on
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| 129 | case $SH in (dash) exit ;; esac
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| 130 | case $SH in (bash|*osh) flag='--rcfile /dev/null' ;; esac
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| 131 |
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| 132 | code='test -o emacs; echo $?; test -o vi; echo $?'
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| 133 |
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| 134 | echo non-interactive
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| 135 | $SH $flag -c "$code"
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| 136 |
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| 137 | echo interactive
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| 138 | $SH $flag -i -c "$code"
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| 139 |
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| 140 | ## STDOUT:
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| 141 | non-interactive
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| 142 | 1
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| 143 | 1
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| 144 | interactive
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| 145 | 0
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| 146 | 1
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| 147 | ## END
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| 148 | ## OK mksh STDOUT:
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| 149 | non-interactive
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| 150 | 0
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| 151 | 1
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| 152 | interactive
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| 153 | 0
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| 154 | 1
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| 155 | ## END
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| 156 | ## N-I dash stdout-json: ""
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| 157 |
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| 158 | #### nounset
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| 159 | echo "[$unset]"
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| 160 | set -o nounset
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| 161 | echo "[$unset]"
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| 162 | echo end # never reached
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| 163 | ## stdout: []
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| 164 | ## status: 1
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| 165 | ## OK dash status: 2
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| 166 |
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| 167 | #### -u is nounset
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| 168 | echo "[$unset]"
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| 169 | set -u
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| 170 | echo "[$unset]"
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| 171 | echo end # never reached
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| 172 | ## stdout: []
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| 173 | ## status: 1
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| 174 | ## OK dash status: 2
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| 175 |
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| 176 | #### nounset with "$@"
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| 177 | set a b c
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| 178 | set -u # shouldn't touch argv
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| 179 | echo "$@"
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| 180 | ## stdout: a b c
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| 181 |
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| 182 | #### set -u -- clears argv
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| 183 | set a b c
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| 184 | set -u -- # shouldn't touch argv
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| 185 | echo "$@"
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| 186 | ## stdout:
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| 187 |
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| 188 | #### set -u -- x y z
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| 189 | set a b c
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| 190 | set -u -- x y z
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| 191 | echo "$@"
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| 192 | ## stdout: x y z
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| 193 |
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| 194 | #### reset option with long flag
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| 195 | set -o errexit
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| 196 | set +o errexit
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| 197 | echo "[$unset]"
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| 198 | ## stdout: []
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| 199 | ## status: 0
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| 200 |
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| 201 | #### reset option with short flag
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| 202 | set -u
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| 203 | set +u
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| 204 | echo "[$unset]"
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| 205 | ## stdout: []
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| 206 | ## status: 0
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| 207 |
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| 208 | #### set -eu (flag parsing)
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| 209 | set -eu
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| 210 | echo "[$unset]"
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| 211 | echo status=$?
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| 212 | ## stdout-json: ""
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| 213 | ## status: 1
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| 214 | ## OK dash status: 2
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| 215 |
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| 216 | #### -n for no execution (useful with --ast-output)
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| 217 | # NOTE: set +n doesn't work because nothing is executed!
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| 218 | echo 1
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| 219 | set -n
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| 220 | echo 2
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| 221 | set +n
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| 222 | echo 3
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| 223 | # osh doesn't work because it only checks -n in bin/oil.py?
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| 224 | ## STDOUT:
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| 225 | 1
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| 226 | ## END
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| 227 | ## status: 0
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| 228 |
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| 229 | #### pipefail
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| 230 | # NOTE: the sleeps are because osh can fail non-deterministically because of a
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| 231 | # bug. Same problem as PIPESTATUS.
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| 232 | { sleep 0.01; exit 9; } | { sleep 0.02; exit 2; } | { sleep 0.03; }
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| 233 | echo $?
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| 234 | set -o pipefail
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| 235 | { sleep 0.01; exit 9; } | { sleep 0.02; exit 2; } | { sleep 0.03; }
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| 236 | echo $?
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| 237 | ## STDOUT:
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| 238 | 0
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| 239 | 2
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| 240 | ## END
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| 241 | ## status: 0
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| 242 | ## N-I dash STDOUT:
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| 243 | 0
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| 244 | ## END
|
| 245 | ## N-I dash status: 2
|
| 246 |
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| 247 | #### shopt -p -o prints 'set' options
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| 248 | shopt -po nounset
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| 249 | set -o nounset
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| 250 | shopt -po nounset
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| 251 | ## STDOUT:
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| 252 | set +o nounset
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| 253 | set -o nounset
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| 254 | ## END
|
| 255 | ## N-I dash/mksh stdout-json: ""
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| 256 | ## N-I dash/mksh status: 127
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| 257 |
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| 258 | #### shopt -p prints 'shopt' options
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| 259 | shopt -p nullglob
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| 260 | shopt -s nullglob
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| 261 | shopt -p nullglob
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| 262 | ## STDOUT:
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| 263 | shopt -u nullglob
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| 264 | shopt -s nullglob
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| 265 | ## END
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| 266 | ## N-I dash/mksh stdout-json: ""
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| 267 | ## N-I dash/mksh status: 127
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| 268 |
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| 269 | #### shopt with no flags prints options
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| 270 | cd $TMP
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| 271 |
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| 272 | # print specific options. OSH does it in a different format.
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| 273 | shopt nullglob failglob > one.txt
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| 274 | wc -l one.txt
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| 275 | grep -o nullglob one.txt
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| 276 | grep -o failglob one.txt
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| 277 |
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| 278 | # print all options
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| 279 | shopt | grep nullglob | wc -l
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| 280 | ## STDOUT:
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| 281 | 2 one.txt
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| 282 | nullglob
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| 283 | failglob
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| 284 | 1
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| 285 | ## END
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| 286 | ## N-I dash/mksh STDOUT:
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| 287 | 0 one.txt
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| 288 | 0
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| 289 | ## END
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| 290 |
|
| 291 | #### noclobber off
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| 292 | set -o errexit
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| 293 | echo foo > $TMP/can-clobber
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| 294 | set +C
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| 295 | echo foo > $TMP/can-clobber
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| 296 | set +o noclobber
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| 297 | echo foo > $TMP/can-clobber
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| 298 | cat $TMP/can-clobber
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| 299 | ## stdout: foo
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| 300 |
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| 301 | #### noclobber on
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| 302 | # Not implemented yet.
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| 303 | rm $TMP/no-clobber
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| 304 | set -C
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| 305 | echo foo > $TMP/no-clobber
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| 306 | echo $?
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| 307 | echo foo > $TMP/no-clobber
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| 308 | echo $?
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| 309 | ## stdout-json: "0\n1\n"
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| 310 | ## OK dash stdout-json: "0\n2\n"
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| 311 |
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| 312 | #### SHELLOPTS is updated when options are changed
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| 313 | echo $SHELLOPTS | grep -q xtrace
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| 314 | echo $?
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| 315 | set -x
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| 316 | echo $SHELLOPTS | grep -q xtrace
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| 317 | echo $?
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| 318 | set +x
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| 319 | echo $SHELLOPTS | grep -q xtrace
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| 320 | echo $?
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| 321 | ## stdout-json: "1\n0\n1\n"
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| 322 | ## N-I dash/mksh stdout-json: "1\n1\n1\n"
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| 323 |
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| 324 | #### SHELLOPTS is readonly
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| 325 | SHELLOPTS=x
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| 326 | echo status=$?
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| 327 | ## stdout: status=1
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| 328 | ## N-I dash/mksh stdout: status=0
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| 329 |
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| 330 | # Setting a readonly variable in osh is a hard failure.
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| 331 | ## OK osh status: 1
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| 332 | ## OK osh stdout-json: ""
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| 333 |
|
| 334 | #### set - -
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| 335 | set a b
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| 336 | echo "$@"
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| 337 | set - a b
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| 338 | echo "$@"
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| 339 | set -- a b
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| 340 | echo "$@"
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| 341 | set - -
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| 342 | echo "$@"
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| 343 | set - +
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| 344 | echo "$@"
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| 345 | set + -
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| 346 | echo "$@"
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| 347 | set -- --
|
| 348 | echo "$@"
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| 349 |
|
| 350 | # note: zsh is different, and yash is totally different
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| 351 | ## STDOUT:
|
| 352 | a b
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| 353 | a b
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| 354 | a b
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| 355 | -
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| 356 | +
|
| 357 | +
|
| 358 | --
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| 359 | ## END
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| 360 | ## OK osh/yash STDOUT:
|
| 361 | a b
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| 362 | - a b
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| 363 | a b
|
| 364 | - -
|
| 365 | - +
|
| 366 | + -
|
| 367 | --
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| 368 | ## END
|
| 369 | ## BUG mksh STDOUT:
|
| 370 | a b
|
| 371 | a b
|
| 372 | a b
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| 373 | -
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| 374 | +
|
| 375 | -
|
| 376 | --
|
| 377 | ## END
|
| 378 | ## BUG zsh STDOUT:
|
| 379 | a b
|
| 380 | a b
|
| 381 | a b
|
| 382 |
|
| 383 | +
|
| 384 |
|
| 385 | --
|
| 386 | ## END
|
| 387 |
|
| 388 | #### set -o lists options
|
| 389 | # NOTE: osh doesn't use the same format yet.
|
| 390 | set -o | grep -o noexec
|
| 391 | ## STDOUT:
|
| 392 | noexec
|
| 393 | ## END
|
| 394 |
|
| 395 | #### set without args lists variables
|
| 396 | __GLOBAL=g
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| 397 | f() {
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| 398 | local __mylocal=L
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| 399 | local __OTHERLOCAL=L
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| 400 | __GLOBAL=mutated
|
| 401 | set | grep '^__'
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| 402 | }
|
| 403 | g() {
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| 404 | local __var_in_parent_scope=D
|
| 405 | f
|
| 406 | }
|
| 407 | g
|
| 408 | ## status: 0
|
| 409 | ## STDOUT:
|
| 410 | __GLOBAL=mutated
|
| 411 | __OTHERLOCAL=L
|
| 412 | __mylocal=L
|
| 413 | __var_in_parent_scope=D
|
| 414 | ## END
|
| 415 | ## OK mksh STDOUT:
|
| 416 | __GLOBAL=mutated
|
| 417 | __var_in_parent_scope=D
|
| 418 | __OTHERLOCAL=L
|
| 419 | __mylocal=L
|
| 420 | ## END
|
| 421 | ## OK dash STDOUT:
|
| 422 | __GLOBAL='mutated'
|
| 423 | __OTHERLOCAL='L'
|
| 424 | __mylocal='L'
|
| 425 | __var_in_parent_scope='D'
|
| 426 | ## END
|
| 427 |
|
| 428 | #### 'set' and 'eval' round trip
|
| 429 |
|
| 430 | # NOTE: not testing arrays and associative arrays!
|
| 431 | _space='[ ]'
|
| 432 | _whitespace=$'[\t\r\n]'
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| 433 | _sq="'single quotes'"
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| 434 | _backslash_dq="\\ \""
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| 435 | _unicode=$'[\u03bc]'
|
| 436 |
|
| 437 | # Save the variables
|
| 438 | varfile=$TMP/vars-$(basename $SH).txt
|
| 439 |
|
| 440 | set | grep '^_' > "$varfile"
|
| 441 |
|
| 442 | # Unset variables
|
| 443 | unset _space _whitespace _sq _backslash_dq _unicode
|
| 444 | echo [ $_space $_whitespace $_sq $_backslash_dq $_unicode ]
|
| 445 |
|
| 446 | # Restore them
|
| 447 |
|
| 448 | . $varfile
|
| 449 | echo "Code saved to $varfile" 1>&2 # for debugging
|
| 450 |
|
| 451 | test "$_space" = '[ ]' && echo OK
|
| 452 | test "$_whitespace" = $'[\t\r\n]' && echo OK
|
| 453 | test "$_sq" = "'single quotes'" && echo OK
|
| 454 | test "$_backslash_dq" = "\\ \"" && echo OK
|
| 455 | test "$_unicode" = $'[\u03bc]' && echo OK
|
| 456 |
|
| 457 | ## STDOUT:
|
| 458 | [ ]
|
| 459 | OK
|
| 460 | OK
|
| 461 | OK
|
| 462 | OK
|
| 463 | OK
|
| 464 | ## END
|
| 465 |
|
| 466 | #### set without args and array variables (not in OSH)
|
| 467 | declare -a __array
|
| 468 | __array=(1 2 '3 4')
|
| 469 | set | grep '^__'
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| 470 | ## STDOUT:
|
| 471 | __array=([0]="1" [1]="2" [2]="3 4")
|
| 472 | ## END
|
| 473 | ## OK mksh STDOUT:
|
| 474 | __array[0]=1
|
| 475 | __array[1]=2
|
| 476 | __array[2]='3 4'
|
| 477 | ## N-I dash stdout-json: ""
|
| 478 | ## N-I dash status: 2
|
| 479 | ## N-I osh stdout-json: ""
|
| 480 | ## N-I osh status: 1
|
| 481 |
|
| 482 | #### set without args and assoc array variables (not in OSH)
|
| 483 | typeset -A __assoc
|
| 484 | __assoc['k e y']='v a l'
|
| 485 | __assoc[a]=b
|
| 486 | set | grep '^__'
|
| 487 | ## STDOUT:
|
| 488 | __assoc=([a]="b" ["k e y"]="v a l" )
|
| 489 | ## END
|
| 490 | ## N-I mksh stdout-json: ""
|
| 491 | ## N-I mksh status: 1
|
| 492 | ## N-I dash stdout-json: ""
|
| 493 | ## N-I dash status: 1
|
| 494 | ## N-I osh stdout-json: ""
|
| 495 | ## N-I osh status: 1
|
| 496 |
|
| 497 | #### shopt -q
|
| 498 | shopt -q nullglob
|
| 499 | echo nullglob=$?
|
| 500 |
|
| 501 | # set it
|
| 502 | shopt -s nullglob
|
| 503 |
|
| 504 | shopt -q nullglob
|
| 505 | echo nullglob=$?
|
| 506 |
|
| 507 | shopt -q nullglob failglob
|
| 508 | echo nullglob,failglob=$?
|
| 509 |
|
| 510 | # set it
|
| 511 | shopt -s failglob
|
| 512 | shopt -q nullglob failglob
|
| 513 | echo nullglob,failglob=$?
|
| 514 |
|
| 515 | ## STDOUT:
|
| 516 | nullglob=1
|
| 517 | nullglob=0
|
| 518 | nullglob,failglob=1
|
| 519 | nullglob,failglob=0
|
| 520 | ## END
|
| 521 | ## N-I dash/mksh STDOUT:
|
| 522 | nullglob=127
|
| 523 | nullglob=127
|
| 524 | nullglob,failglob=127
|
| 525 | nullglob,failglob=127
|
| 526 | ## END
|
| 527 |
|
| 528 | #### shopt -q invalid
|
| 529 | shopt -q invalidZZ
|
| 530 | echo invalidZZ=$?
|
| 531 | ## STDOUT:
|
| 532 | invalidZZ=2
|
| 533 | ## END
|
| 534 | ## OK bash STDOUT:
|
| 535 | invalidZZ=1
|
| 536 | ## END
|
| 537 | ## N-I dash/mksh STDOUT:
|
| 538 | invalidZZ=127
|
| 539 | ## END
|
| 540 |
|
| 541 | #### shopt -s strict:all
|
| 542 | n=2
|
| 543 |
|
| 544 | show-strict() {
|
| 545 | shopt -p | grep 'strict_' | head -n $n
|
| 546 | echo -
|
| 547 | }
|
| 548 |
|
| 549 | show-strict
|
| 550 | shopt -s strict:all
|
| 551 | show-strict
|
| 552 | shopt -u strict_arith
|
| 553 | show-strict
|
| 554 | ## STDOUT:
|
| 555 | shopt -u strict_argv
|
| 556 | shopt -u strict_arith
|
| 557 | -
|
| 558 | shopt -s strict_argv
|
| 559 | shopt -s strict_arith
|
| 560 | -
|
| 561 | shopt -s strict_argv
|
| 562 | shopt -u strict_arith
|
| 563 | -
|
| 564 | ## END
|
| 565 | ## N-I dash status: 2
|
| 566 | ## N-I dash stdout-json: ""
|
| 567 | ## N-I bash/mksh STDOUT:
|
| 568 | -
|
| 569 | -
|
| 570 | -
|
| 571 | ## END
|
| 572 |
|
| 573 | #### shopt allows for backward compatibility like bash
|
| 574 |
|
| 575 | # doesn't have to be on, but just for testing
|
| 576 | set -o errexit
|
| 577 |
|
| 578 | shopt -p nullglob || true # bash returns 1 here? Like -q.
|
| 579 |
|
| 580 | # This should set nullglob, and return 1, which can be ignored
|
| 581 | shopt -s nullglob strict_OPTION_NOT_YET_IMPLEMENTED 2>/dev/null || true
|
| 582 | echo status=$?
|
| 583 |
|
| 584 | shopt -p nullglob || true
|
| 585 |
|
| 586 | ## STDOUT:
|
| 587 | shopt -u nullglob
|
| 588 | status=0
|
| 589 | shopt -s nullglob
|
| 590 | ## END
|
| 591 | ## N-I dash/mksh STDOUT:
|
| 592 | status=0
|
| 593 | ## END
|
| 594 | ## N-I dash/mksh status: 0
|
| 595 |
|
| 596 | #### shopt -p validates option names
|
| 597 | shopt -p nullglob invalid failglob
|
| 598 | echo status=$?
|
| 599 | # same thing as -p, slightly different format in bash
|
| 600 | shopt nullglob invalid failglob > $TMP/out.txt
|
| 601 | status=$?
|
| 602 | sed --regexp-extended 's/\s+/ /' $TMP/out.txt # make it easier to assert
|
| 603 | echo status=$status
|
| 604 | ## STDOUT:
|
| 605 | status=2
|
| 606 | status=2
|
| 607 | ## END
|
| 608 | ## OK bash STDOUT:
|
| 609 | shopt -u nullglob
|
| 610 | shopt -u failglob
|
| 611 | status=1
|
| 612 | nullglob off
|
| 613 | failglob off
|
| 614 | status=1
|
| 615 | ## END
|
| 616 | ## N-I dash/mksh STDOUT:
|
| 617 | status=127
|
| 618 | status=127
|
| 619 | ## END
|
| 620 |
|
| 621 | #### shopt -p -o validates option names
|
| 622 | shopt -p -o errexit invalid nounset
|
| 623 | echo status=$?
|
| 624 | ## STDOUT:
|
| 625 | set +o errexit
|
| 626 | status=2
|
| 627 | ## END
|
| 628 | ## OK bash STDOUT:
|
| 629 | set +o errexit
|
| 630 | set +o nounset
|
| 631 | status=1
|
| 632 | ## END
|
| 633 | ## N-I dash/mksh STDOUT:
|
| 634 | status=127
|
| 635 | ## END
|
| 636 |
|
| 637 | #### stubbed out bash options
|
| 638 | for name in foo autocd cdable_vars checkwinsize; do
|
| 639 | shopt -s $name
|
| 640 | echo $?
|
| 641 | done
|
| 642 | ## STDOUT:
|
| 643 | 2
|
| 644 | 0
|
| 645 | 0
|
| 646 | 0
|
| 647 | ## END
|
| 648 | ## OK bash STDOUT:
|
| 649 | 1
|
| 650 | 0
|
| 651 | 0
|
| 652 | 0
|
| 653 | ## END
|
| 654 | ## OK dash/mksh STDOUT:
|
| 655 | 127
|
| 656 | 127
|
| 657 | 127
|
| 658 | 127
|
| 659 | ## END
|
| 660 |
|
| 661 | #### shopt -s nounset works in Oil, not in bash
|
| 662 | case $SH in
|
| 663 | *dash|*mksh)
|
| 664 | echo N-I
|
| 665 | exit
|
| 666 | ;;
|
| 667 | esac
|
| 668 | shopt -s nounset
|
| 669 | echo status=$?
|
| 670 |
|
| 671 | # get rid of extra space in bash output
|
| 672 | set -o | grep nounset | sed 's/[ \t]\+/ /g'
|
| 673 |
|
| 674 | ## STDOUT:
|
| 675 | status=0
|
| 676 | set -o nounset
|
| 677 | ## END
|
| 678 | ## OK bash STDOUT:
|
| 679 | status=1
|
| 680 | nounset off
|
| 681 | # END
|
| 682 | ## N-I dash/mksh STDOUT:
|
| 683 | N-I
|
| 684 | ## END
|
| 685 |
|
| 686 | #### no-ops not in shopt -p output
|
| 687 | shopt -p | grep xpg
|
| 688 | echo --
|
| 689 | ## STDOUT:
|
| 690 | --
|
| 691 | ## END
|
| 692 | ## OK bash STDOUT:
|
| 693 | shopt -u xpg_echo
|
| 694 | --
|
| 695 | ## END
|
| 696 |
|
| 697 |
|