| 1 | ## our_shell: ysh
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| 2 |
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| 3 | #### trap --remove INT EXIT
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| 4 |
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| 5 | trap --add INT EXIT HUP {
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| 6 | echo one
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| 7 | echo two
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| 8 | }
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| 9 | trap -p > traps.txt
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| 10 | wc -l traps.txt
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| 11 | echo ---
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| 12 |
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| 13 | trap --remove INT EXIT
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| 14 | trap -p > traps.txt
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| 15 | wc -l traps.txt
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| 16 | echo ---
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| 17 |
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| 18 | trap --add EXIT { echo 'exit' }
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| 19 |
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| 20 | ## STDOUT:
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| 21 | 3 traps.txt
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| 22 | ---
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| 23 | 1 traps.txt
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| 24 | ---
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| 25 | exit
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| 26 | ## END
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| 27 |
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| 28 | #### trap block arg is a not a closure - like cd and other builtins
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| 29 |
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| 30 | # e.g. We're not using ctx_EnclosedFrame in RunTrapsOnExit() and in the signal
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| 31 | # handlers. It's more similar to OSH.
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| 32 |
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| 33 | var x = 'global'
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| 34 |
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| 35 | proc register {
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| 36 | var x = 'local'
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| 37 | trap --add EXIT {
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| 38 | echo "x = $x"
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| 39 | }
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| 40 | }
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| 41 |
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| 42 | register
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| 43 |
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| 44 | ## STDOUT:
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| 45 | x = global
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| 46 | ## END
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| 47 |
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| 48 | #### trap --ignore INT USR1
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| 49 |
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| 50 | trap --ignore INT USR1
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| 51 | trap -p
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| 52 |
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| 53 | ## STDOUT:
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| 54 | trap -- '' SIGINT
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| 55 | trap -- '' SIGUSR1
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| 56 | ## END
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| 57 |
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| 58 | #### trap --ignore rejects hooks
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| 59 |
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| 60 | trap --ignore EXIT
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| 61 |
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| 62 | ## STDOUT:
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| 63 | ## END
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| 64 | ## status: 2
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| 65 |
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| 66 | #### trap --ignore rejects STOP
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| 67 |
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| 68 | trap --ignore STOP
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| 69 |
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| 70 | ## STDOUT:
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| 71 | ## END
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| 72 | ## status: 2
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