我正在尝试通过has-session
命令确定 tmux 会话是否存在。
如果我有一个名为abcdf的会话:
adm@VirtualBox:/$ tmux -V
tmux 2.1
adm@VirtualBox:/$ tmux ls
abcdf: 1 windows (created Fri Feb 3 16:19:20 2017) [237x56] (attached)
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has-session
命令将返回名为a、ab、abc、abcd、abcdf 的会话存在(错误代码=0)
adm@VirtualBox:/$ tmux has -t a
adm@VirtualBox:/$ echo $?
0
adm@VirtualBox:/$ tmux has -t ab
adm@VirtualBox:/$ echo $?
0
adm@VirtualBox:/$ tmux has -t abc
adm@VirtualBox:/$ echo $?
0
adm@VirtualBox:/$ tmux has -t abcd
adm@VirtualBox:/$ echo $?
0
adm@VirtualBox:/$ tmux has -t abcdf
adm@VirtualBox:/$ echo $?
0
adm@VirtualBox:/$
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并且以下不存在(错误代码= 1)
adm@VirtualBox:/$ tmux has -t b
can't find session b
adm@VirtualBox:/$ echo $?
1
adm@VirtualBox:/$ tmux has -t bc
can't find session bc
adm@VirtualBox:/$ echo $?
1
adm@VirtualBox:/$ tmux has -t bcd
can't find session bcd
adm@VirtualBox:/$ echo $?
1
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看起来这个命令将通过前缀匹配来匹配会话,这是正确的吗?如何准确搜索我想要的会话名称?