shell脚本：单引号陷阱命令中的awk引号
我正在尝试运行下面的trap命令，其中包含awk，但是失败了。我觉得我的报价有误。你能帮我吗shell脚本：单引号陷阱命令中的awk引号,awk,quotes,Awk,Quotes,我正在尝试运行下面的trap命令，其中包含awk，但是失败了。我觉得我的报价有误。你能帮我吗 trap 'ssh 0-1 "ps axf | grep $(echo $fname).pcap | grep -v grep | awk '{print \"kill -9 \" \$1}' | sh"' 2 -bash: trap: "kill: invalid signal specification -bash: trap: -9: invalid signal specification -b
trap 'ssh 0-1 "ps axf | grep $(echo $fname).pcap | grep -v grep | awk '{print \"kill -9 \" \$1}' | sh"' 2
-bash: trap: "kill: invalid signal specification
-bash: trap: -9: invalid signal specification
-bash: trap: ": invalid signal specification
-bash: trap: $1} | sh": invalid signal specification
单引号中包含单引号。这里有点明显，因为它突出显示了带引号的字符串。尝试将
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