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| author | Yousong Zhou <yszhou4tech@gmail.com> | 2017-05-11 14:29:52 +0800 |
|---|---|---|
| committer | Yousong Zhou <yszhou4tech@gmail.com> | 2018-01-31 16:54:57 +0800 |
| commit | aa66aa0c9a77c115de0efcaf6ee59650b969b90d (patch) | |
| tree | 9b8cc0e5e21d6192c19f5b0c69efba7bd0e55e2c /scripts/env | |
| parent | c9c2e4d78dc683b46b7f31b230afbdcdc13b81f6 (diff) | |
| download | upstream-aa66aa0c9a77c115de0efcaf6ee59650b969b90d.tar.gz upstream-aa66aa0c9a77c115de0efcaf6ee59650b969b90d.tar.bz2 upstream-aa66aa0c9a77c115de0efcaf6ee59650b969b90d.zip | |
scripts/qemustart: more portable array operation
The following commands output 1,2,1,1
cmd0='a=("${a[@]}" 'a'); echo "${#a}"'
cmd1='a+=('a'); echo "${#a}"'
bash -c "$cmd0"; zsh -c "$cmd0"
bash -c "$cmd1"; zsh -c "$cmd1"
The following outputs 0,1,0,0
cmd2='f() { echo "$#"; }; f "${a[@]}"'
cmd3="a=(); $cmd2"
bash -c "$cmd2"; zsh -c "$cmd2"
bash -c "$cmd3"; zsh -c "$cmd3"
Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
Diffstat (limited to 'scripts/env')
0 files changed, 0 insertions, 0 deletions