| 1 | #!/usr/bin/env bash
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| 2 | #
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| 3 | # Usage:
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| 4 | #   ./export.sh <function name>
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| 5 | 
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| 6 | #set -o nounset
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| 7 | set -o pipefail
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| 8 | set -o errexit
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| 9 | 
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| 10 | printenv() {
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| 11 |   spec/bin/printenv.py "$@"
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| 12 | }
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| 13 | 
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| 14 | f1() {
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| 15 |   local f1_str=f1_str
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| 16 |   local f1_exported=f1_exported
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| 17 | 
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| 18 |   export f1_exported
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| 19 | 
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| 20 |   echo -n 'in f1: '
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| 21 |   printenv f1_exported
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| 22 | 
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| 23 |   f1_global=f1_global
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| 24 |   export f1_global
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| 25 | 
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| 26 |   # f1_exported gets CLEANED UP here.
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| 27 | }
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| 28 | 
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| 29 | f1
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| 30 | 
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| 31 | echo $f1_str
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| 32 | # This doesn't look in the environment?  Oh I guess it gets cleaned up at the
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| 33 | # end.
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| 34 | 
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| 35 | echo -n 'global: '
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| 36 | printenv f1_exported
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| 37 | echo $f1_exported
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| 38 | 
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| 39 | f1_global=AAA  # mutate exported variable
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| 40 | echo $f1_global
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| 41 | printenv f1_global
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| 42 | 
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| 43 | # oil:setandexport
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| 44 | export E1=E1_VAL
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| 45 | printenv E1
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| 46 | unset E1
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| 47 | echo "E1: $E1"  # no longer set
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| 48 | printenv E1  # no longer exported
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| 49 | 
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| 50 | export E1=E1_VAL
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| 51 | export -n E1
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| 52 | echo "E1: $E1"  # Still set!  export and export -n aren't inverses.
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| 53 | printenv E1
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| 54 | 
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| 55 | echo ---
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| 56 | 
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| 57 | myexport() {
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| 58 |   # hm this is fully dynamic.  Not statically parseable!
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| 59 |   export "$@"
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| 60 | }
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| 61 | E3=E3_VAL
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| 62 | myexport E2=E2_VAL E3
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| 63 | echo "E2: $E2"
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| 64 | echo "E3: $E3"
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| 65 | printenv E2 E3
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