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Initialize the variable before assigning to it with eval

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Otherwise https://www.shellcheck.net/ would complain:
  Line 288:
  echo "$base_toolbox_command: $variable=$value" >&3
                                         ^-- SC2154: value is
                                           referenced but not assigned.

See: https://github.com/koalaman/shellcheck/wiki/SC2154

https://github.com/debarshiray/toolbox/pull/83
This commit is contained in:
Tomas Popela 2019-03-19 15:31:17 +01:00 committed by Debarshi Ray
parent 0877e8ad30
commit c85df80cbd
1 changed files with 1 additions and 0 deletions
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@ -283,6 +283,7 @@ create_environment_options()
| { | {
environment_options="" environment_options=""
echo "$base_toolbox_command: creating list of environment variables to forward" >&3 echo "$base_toolbox_command: creating list of environment variables to forward" >&3
value=""
while read -r variable; do while read -r variable; do
eval value="$""$variable" eval value="$""$variable"
echo "$base_toolbox_command: $variable=$value" >&3 echo "$base_toolbox_command: $variable=$value" >&3