| 1 | ## oils_failures_allowed: 1
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| 2 | ## compare_shells: dash bash mksh zsh
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| 3 |
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| 4 | #### command -v
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| 5 | myfunc() { echo x; }
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| 6 | command -v echo
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| 7 | echo $?
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| 8 |
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| 9 | command -v myfunc
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| 10 | echo $?
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| 11 |
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| 12 | command -v nonexistent # doesn't print anything
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| 13 | echo nonexistent=$?
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| 14 |
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| 15 | command -v '' # BUG FIX, shouldn't succeed
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| 16 | echo empty=$?
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| 17 |
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| 18 | command -v for
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| 19 | echo $?
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| 20 |
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| 21 | ## STDOUT:
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| 22 | echo
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| 23 | 0
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| 24 | myfunc
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| 25 | 0
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| 26 | nonexistent=1
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| 27 | empty=1
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| 28 | for
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| 29 | 0
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| 30 | ## OK dash STDOUT:
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| 31 | echo
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| 32 | 0
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| 33 | myfunc
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| 34 | 0
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| 35 | nonexistent=127
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| 36 | empty=127
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| 37 | for
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| 38 | 0
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| 39 | ## END
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| 40 |
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| 41 | #### command -v with multiple names
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| 42 | # ALL FOUR SHELLS behave differently here!
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| 43 | #
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| 44 | # bash chooses to swallow the error! We agree with zsh if ANY word lookup
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| 45 | # fails, then the whole thing fails.
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| 46 |
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| 47 | myfunc() { echo x; }
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| 48 | command -v echo myfunc ZZZ for
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| 49 | echo status=$?
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| 50 |
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| 51 | ## STDOUT:
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| 52 | echo
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| 53 | myfunc
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| 54 | for
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| 55 | status=1
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| 56 | ## BUG bash STDOUT:
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| 57 | echo
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| 58 | myfunc
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| 59 | for
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| 60 | status=0
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| 61 | ## BUG dash STDOUT:
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| 62 | echo
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| 63 | status=0
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| 64 | ## OK mksh STDOUT:
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| 65 | echo
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| 66 | myfunc
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| 67 | status=1
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| 68 | ## END
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| 69 |
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| 70 | #### command -v doesn't find non-executable file
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| 71 | # PATH resolution is different
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| 72 |
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| 73 | PATH="_tmp:$PATH"
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| 74 | touch _tmp/non-executable _tmp/executable
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| 75 | chmod +x _tmp/executable
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| 76 |
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| 77 | command -v _tmp/non-executable
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| 78 | echo status=$?
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| 79 |
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| 80 | command -v _tmp/executable
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| 81 | echo status=$?
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| 82 |
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| 83 | ## STDOUT:
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| 84 | status=1
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| 85 | _tmp/executable
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| 86 | status=0
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| 87 | ## END
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| 88 |
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| 89 | ## BUG dash STDOUT:
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| 90 | _tmp/non-executable
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| 91 | status=0
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| 92 | _tmp/executable
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| 93 | status=0
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| 94 | ## END
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| 95 |
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| 96 | #### command -V
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| 97 | myfunc() { echo x; }
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| 98 |
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| 99 | shopt -s expand_aliases
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| 100 | alias ll='ls -l'
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| 101 |
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| 102 | backtick=\`
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| 103 | command -V ll | sed "s/$backtick/'/g"
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| 104 | echo status=$?
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| 105 |
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| 106 | command -V echo
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| 107 | echo status=$?
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| 108 |
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| 109 | command -V myfunc
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| 110 | echo status=$?
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| 111 |
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| 112 | command -V nonexistent # doesn't print anything
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| 113 | echo status=$?
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| 114 |
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| 115 | command -V for
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| 116 | echo status=$?
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| 117 |
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| 118 | ## STDOUT:
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| 119 | ll is an alias for "ls -l"
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| 120 | status=0
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| 121 | echo is a shell builtin
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| 122 | status=0
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| 123 | myfunc is a shell function
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| 124 | status=0
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| 125 | status=1
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| 126 | for is a shell keyword
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| 127 | status=0
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| 128 | ## END
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| 129 |
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| 130 | ## OK zsh STDOUT:
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| 131 | ll is an alias for ls -l
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| 132 | status=0
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| 133 | echo is a shell builtin
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| 134 | status=0
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| 135 | myfunc is a shell function
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| 136 | status=0
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| 137 | nonexistent not found
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| 138 | status=1
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| 139 | for is a reserved word
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| 140 | status=0
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| 141 | ## END
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| 142 |
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| 143 | ## OK bash STDOUT:
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| 144 | ll is aliased to 'ls -l'
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| 145 | status=0
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| 146 | echo is a shell builtin
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| 147 | status=0
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| 148 | myfunc is a function
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| 149 | myfunc ()
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| 150 | {
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| 151 | echo x
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| 152 | }
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| 153 | status=0
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| 154 | status=1
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| 155 | for is a shell keyword
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| 156 | status=0
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| 157 | ## END
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| 158 |
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| 159 | ## OK mksh STDOUT:
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| 160 | ll is an alias for 'ls -l'
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| 161 | status=0
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| 162 | echo is a shell builtin
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| 163 | status=0
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| 164 | myfunc is a function
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| 165 | status=0
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| 166 | nonexistent not found
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| 167 | status=1
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| 168 | for is a reserved word
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| 169 | status=0
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| 170 | ## END
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| 171 |
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| 172 | ## OK dash STDOUT:
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| 173 | ll is an alias for ls -l
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| 174 | status=0
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| 175 | echo is a shell builtin
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| 176 | status=0
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| 177 | myfunc is a shell function
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| 178 | status=0
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| 179 | nonexistent: not found
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| 180 | status=127
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| 181 | for is a shell keyword
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| 182 | status=0
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| 183 | ## END
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| 184 |
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| 185 | #### command -V nonexistent
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| 186 | command -V nonexistent 2>err.txt
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| 187 | echo status=$?
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| 188 | fgrep -o 'nonexistent: not found' err.txt || true
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| 189 |
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| 190 | ## STDOUT:
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| 191 | status=1
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| 192 | nonexistent: not found
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| 193 | ## END
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| 194 |
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| 195 | ## OK zsh/mksh STDOUT:
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| 196 | nonexistent not found
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| 197 | status=1
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| 198 | ## END
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| 199 |
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| 200 | ## BUG dash STDOUT:
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| 201 | nonexistent: not found
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| 202 | status=127
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| 203 | ## END
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| 204 |
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| 205 |
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| 206 | #### command skips function lookup
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| 207 | seq() {
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| 208 | echo "$@"
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| 209 | }
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| 210 | command # no-op
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| 211 | seq 3
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| 212 | command seq 3
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| 213 | # subshell shouldn't fork another process (but we don't have a good way of
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| 214 | # testing it)
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| 215 | ( command seq 3 )
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| 216 | ## STDOUT:
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| 217 | 3
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| 218 | 1
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| 219 | 2
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| 220 | 3
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| 221 | 1
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| 222 | 2
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| 223 | 3
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| 224 | ## END
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| 225 |
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| 226 | #### command command seq 3
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| 227 | command command seq 3
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| 228 | ## STDOUT:
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| 229 | 1
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| 230 | 2
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| 231 | 3
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| 232 | ## END
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| 233 | ## N-I zsh stdout-json: ""
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| 234 | ## N-I zsh status: 127
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| 235 |
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| 236 | #### command command -v seq
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| 237 | seq() {
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| 238 | echo 3
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| 239 | }
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| 240 | command command -v seq
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| 241 | ## stdout: seq
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| 242 | ## N-I zsh stdout-json: ""
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| 243 | ## N-I zsh status: 127
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| 244 |
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| 245 | #### command -p (override existing program)
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| 246 | # Tests whether command -p overrides the path
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| 247 | # tr chosen because we need a simple non-builtin
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| 248 | mkdir -p $TMP/bin
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| 249 | echo "echo wrong" > $TMP/bin/tr
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| 250 | chmod +x $TMP/bin/tr
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| 251 | PATH="$TMP/bin:$PATH"
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| 252 | echo aaa | tr "a" "b"
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| 253 | echo aaa | command -p tr "a" "b"
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| 254 | rm $TMP/bin/tr
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| 255 | ## STDOUT:
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| 256 | wrong
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| 257 | bbb
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| 258 | ## END
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| 259 |
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| 260 | #### command -p (hide tool in custom path)
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| 261 | mkdir -p $TMP/bin
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| 262 | echo "echo hello" > $TMP/bin/hello
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| 263 | chmod +x $TMP/bin/hello
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| 264 | export PATH=$TMP/bin
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| 265 | command -p hello
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| 266 | ## status: 127
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| 267 |
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| 268 | #### command -p (find hidden tool in default path)
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| 269 | export PATH=''
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| 270 | command -p ls
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| 271 | ## status: 0
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| 272 |
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| 273 |
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| 274 | #### $(command type ls)
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| 275 | type() { echo FUNCTION; }
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| 276 | type
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| 277 | s=$(command type echo)
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| 278 | echo $s | grep builtin > /dev/null
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| 279 | echo status=$?
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| 280 | ## STDOUT:
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| 281 | FUNCTION
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| 282 | status=0
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| 283 | ## END
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| 284 | ## N-I zsh STDOUT:
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| 285 | FUNCTION
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| 286 | status=1
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| 287 | ## END
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| 288 | ## N-I mksh STDOUT:
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| 289 | status=1
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| 290 | ## END
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| 291 |
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| 292 | #### builtin
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| 293 | cd () { echo "hi"; }
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| 294 | cd
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| 295 | builtin cd / && pwd
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| 296 | unset -f cd
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| 297 | ## STDOUT:
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| 298 | hi
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| 299 | /
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| 300 | ## END
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| 301 | ## N-I dash STDOUT:
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| 302 | hi
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| 303 | ## END
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| 304 |
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| 305 | #### builtin ls not found
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| 306 | builtin ls
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| 307 | ## status: 1
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| 308 | ## N-I dash status: 127
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| 309 |
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| 310 | #### builtin no args
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| 311 | builtin
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| 312 | ## status: 0
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| 313 | ## N-I dash status: 127
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| 314 |
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| 315 | #### builtin command echo hi
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| 316 | builtin command echo hi
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| 317 | ## status: 0
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| 318 | ## stdout: hi
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| 319 | ## N-I dash status: 127
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| 320 | ## N-I dash stdout-json: ""
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| 321 |
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| 322 | #### builtin typeset / export / readonly
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| 323 | case $SH in dash) exit ;; esac
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| 324 |
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| 325 | builtin typeset s=typeset
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| 326 | echo s=$s
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| 327 |
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| 328 | builtin export s=export
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| 329 | echo s=$s
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| 330 |
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| 331 | builtin readonly s=readonly
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| 332 | echo s=$s
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| 333 |
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| 334 | echo --
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| 335 |
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| 336 | builtin builtin typeset s2=typeset
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| 337 | echo s2=$s2
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| 338 |
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| 339 | builtin builtin export s2=export
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| 340 | echo s2=$s2
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| 341 |
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| 342 | builtin builtin readonly s2=readonly
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| 343 | echo s2=$s2
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| 344 |
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| 345 | ## STDOUT:
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| 346 | s=typeset
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| 347 | s=export
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| 348 | s=readonly
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| 349 | --
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| 350 | s2=typeset
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| 351 | s2=export
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| 352 | s2=readonly
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| 353 | ## END
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| 354 | ## N-I dash STDOUT:
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| 355 | ## END
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| 356 |
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| 357 | #### builtin declare / local
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| 358 | case $SH in dash|mksh) exit ;; esac
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| 359 |
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| 360 | builtin declare s=declare
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| 361 | echo s=$s
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| 362 |
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| 363 | f() {
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| 364 | builtin local s=local
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| 365 | echo s=$s
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| 366 | }
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| 367 |
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| 368 | f
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| 369 |
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| 370 | ## STDOUT:
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| 371 | s=declare
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| 372 | s=local
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| 373 | ## END
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| 374 | ## N-I dash/mksh STDOUT:
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| 375 | ## END
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| 376 |
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| 377 | #### builtin declare a=(x y) etc.
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| 378 |
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| 379 | $SH -c 'builtin declare a=(x y)'
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| 380 | if test $? -ne 0; then
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| 381 | echo 'fail'
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| 382 | fi
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| 383 |
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| 384 | $SH -c 'builtin declare -a a=(x y)'
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| 385 | if test $? -ne 0; then
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| 386 | echo 'fail'
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| 387 | fi
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| 388 |
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| 389 | ## STDOUT:
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| 390 | fail
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| 391 | fail
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| 392 | ## END
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| 393 |
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| 394 | ## OK osh STDOUT:
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| 395 | ## END
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| 396 |
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| 397 |
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| 398 | #### command export / readonly
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| 399 | case $SH in zsh) exit ;; esac
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| 400 |
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| 401 | # dash doesn't have declare typeset
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| 402 |
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| 403 | command export c=export
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| 404 | echo c=$c
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| 405 |
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| 406 | command readonly c=readonly
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| 407 | echo c=$c
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| 408 |
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| 409 | echo --
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| 410 |
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| 411 | command command export cc=export
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| 412 | echo cc=$cc
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| 413 |
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| 414 | command command readonly cc=readonly
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| 415 | echo cc=$cc
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| 416 |
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| 417 | ## STDOUT:
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| 418 | c=export
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| 419 | c=readonly
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| 420 | --
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| 421 | cc=export
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| 422 | cc=readonly
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| 423 | ## END
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| 424 | ## N-I zsh STDOUT:
|
| 425 | ## END
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| 426 |
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| 427 | #### command local
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| 428 |
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| 429 | f() {
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| 430 | command local s=local
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| 431 | echo s=$s
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| 432 | }
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| 433 |
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| 434 | f
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| 435 |
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| 436 | ## STDOUT:
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| 437 | s=local
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| 438 | ## END
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| 439 | ## BUG dash/mksh/zsh STDOUT:
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| 440 | s=
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| 441 | ## END
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| 442 |
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| 443 |
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| 444 | #### static builtin command ASSIGN, command builtin ASSIGN
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| 445 | case $SH in dash|zsh) exit ;; esac
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| 446 |
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| 447 | # dash doesn't have declare typeset
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| 448 |
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| 449 | builtin command export bc=export
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| 450 | echo bc=$bc
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| 451 |
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| 452 | builtin command readonly bc=readonly
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| 453 | echo bc=$bc
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| 454 |
|
| 455 | echo --
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| 456 |
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| 457 | command builtin export cb=export
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| 458 | echo cb=$cb
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| 459 |
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| 460 | command builtin readonly cb=readonly
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| 461 | echo cb=$cb
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| 462 |
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| 463 | ## STDOUT:
|
| 464 | bc=export
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| 465 | bc=readonly
|
| 466 | --
|
| 467 | cb=export
|
| 468 | cb=readonly
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| 469 | ## END
|
| 470 | ## N-I dash/zsh STDOUT:
|
| 471 | ## END
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| 472 |
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| 473 | #### dynamic builtin command ASSIGN, command builtin ASSIGN
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| 474 | case $SH in dash|zsh) exit ;; esac
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| 475 |
|
| 476 | b=builtin
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| 477 | c=command
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| 478 | e=export
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| 479 | r=readonly
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| 480 |
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| 481 | $b $c export bc=export
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| 482 | echo bc=$bc
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| 483 |
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| 484 | $b $c readonly bc=readonly
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| 485 | echo bc=$bc
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| 486 |
|
| 487 | echo --
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| 488 |
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| 489 | $c $b export cb=export
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| 490 | echo cb=$cb
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| 491 |
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| 492 | $c $b readonly cb=readonly
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| 493 | echo cb=$cb
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| 494 |
|
| 495 | echo --
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| 496 |
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| 497 | $b $c $e bce=export
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| 498 | echo bce=$bce
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| 499 |
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| 500 | $b $c $r bcr=readonly
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| 501 | echo bcr=$bcr
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| 502 |
|
| 503 | echo --
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| 504 |
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| 505 | $c $b $e cbe=export
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| 506 | echo cbe=$cbe
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| 507 |
|
| 508 | $c $b $r cbr=readonly
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| 509 | echo cbr=$cbr
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| 510 |
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| 511 | ## STDOUT:
|
| 512 | bc=export
|
| 513 | bc=readonly
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| 514 | --
|
| 515 | cb=export
|
| 516 | cb=readonly
|
| 517 | --
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| 518 | bce=export
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| 519 | bcr=readonly
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| 520 | --
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| 521 | cbe=export
|
| 522 | cbr=readonly
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| 523 | ## END
|
| 524 | ## N-I dash/zsh STDOUT:
|
| 525 | ## END
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| 526 |
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| 527 |
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| 528 | #### Assignment builtins and word splitting, even after builtin/command
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| 529 |
|
| 530 | x='a b'
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| 531 |
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| 532 | readonly y=$x
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| 533 | echo $x
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| 534 |
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| 535 | command readonly z=$x
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| 536 | echo $z
|
| 537 |
|
| 538 | ## STDOUT:
|
| 539 | a b
|
| 540 | a b
|
| 541 | ## END
|
| 542 |
|
| 543 | ## BUG dash/bash STDOUT:
|
| 544 | a b
|
| 545 | a
|
| 546 | ## END
|
| 547 |
|
| 548 | ## N-I zsh STDOUT:
|
| 549 | a b
|
| 550 |
|
| 551 | ## END
|
| 552 |
|
| 553 | #### More word splitting
|
| 554 |
|
| 555 | x='a b'
|
| 556 |
|
| 557 | export y=$x
|
| 558 | echo $y
|
| 559 |
|
| 560 | builtin export z=$x
|
| 561 | echo $z
|
| 562 |
|
| 563 | ## STDOUT:
|
| 564 | a b
|
| 565 | a b
|
| 566 | ## END
|
| 567 |
|
| 568 | ## BUG bash/mksh STDOUT:
|
| 569 | a b
|
| 570 | a
|
| 571 | ## END
|
| 572 |
|
| 573 | ## N-I dash STDOUT:
|
| 574 | a
|
| 575 |
|
| 576 | ## END
|
| 577 |
|
| 578 | #### \builtin declare - ble.sh relies on it
|
| 579 |
|
| 580 | # \command readonly is equivalent to \builtin declare
|
| 581 | # except dash implements it
|
| 582 |
|
| 583 | x='a b'
|
| 584 |
|
| 585 | command readonly y=$x
|
| 586 | echo $y
|
| 587 |
|
| 588 | \command readonly z=$x
|
| 589 | echo $z
|
| 590 |
|
| 591 | # The issue here is that we have a heuristic in EvalWordSequence2:
|
| 592 | # fs len(part_vals) == 1
|
| 593 |
|
| 594 | ## STDOUT:
|
| 595 | a b
|
| 596 | a b
|
| 597 | ## END
|
| 598 |
|
| 599 | ## OK bash/dash STDOUT:
|
| 600 | a
|
| 601 | a
|
| 602 | ## END
|
| 603 |
|
| 604 | ## N-I zsh STDOUT:
|
| 605 |
|
| 606 |
|
| 607 | ## END
|