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Copilot AI commented Nov 15, 2025

Thanks for asking me to work on this. I will get started on it and keep this PR's description up to date as I form a plan and make progress.

Original prompt

问题描述

当前 install.sh 脚本的第 101 行存在一个 bug,导致脚本退出后临时文件无法被正确清理。

trap 'rm -rf "$tmp_dir"' EXIT INT TERM HUP

问题原因

在单引号 '...' 中,Shell 不会展开变量。这意味着:

  • 当 trap 被触发时,它会尝试删除字面字符串 "$tmp_dir"(包括引号和美元符号)
  • 实际的临时目录路径不会被替换,导致 rm -rf 命令删除错误的路径
  • 结果是临时文件残留在系统中

解决方案

将第 101 行修改为:

trap "rm -rf '$tmp_dir'" EXIT INT TERM HUP

或者:

trap "rm -rf \"$tmp_dir\"" EXIT INT TERM HUP

使用双引号包裹命令字符串,这样 $tmp_dir 会在 trap 设置时被展开为实际的临时目录路径��

测试方法

修改前:

# 运行脚本后检查临时目录
ls /tmp/ | grep tmp.
# 会看到残留的临时目录

修改后:

# 运行脚本后检查临时目录
ls /tmp/ | grep tmp.
# 临时目录应该被正确清理

相关文件

  • install.sh 第 101 行

引用

原始代码位置:

trap 'rm -rf "$tmp_dir"' EXIT INT TERM HUP

This pull request was created as a result of the following prompt from Copilot chat.

问题描述

当前 install.sh 脚本的第 101 行存在一个 bug,导致脚本退出后临时文件无法被正确清理。

trap 'rm -rf "$tmp_dir"' EXIT INT TERM HUP

问题原因

在单引号 '...' 中,Shell 不会展开变量。这意味着:

  • 当 trap 被触发时,它会尝试删除字面字符串 "$tmp_dir"(包括引号和美元符号)
  • 实际的临时目录路径不会被替换,导致 rm -rf 命令删除错误的路径
  • 结果是临时文件残留在系统中

解决方案

将第 101 行修改为:

trap "rm -rf '$tmp_dir'" EXIT INT TERM HUP

或者:

trap "rm -rf \"$tmp_dir\"" EXIT INT TERM HUP

使用双引号包裹命令字符串,这样 $tmp_dir 会在 trap 设置时被展开为实际的临时目录路径��

测试方法

修改前:

# 运行脚本后检查临时目录
ls /tmp/ | grep tmp.
# 会看到残留的临时目录

修改后:

# 运行脚本后检查临时目录
ls /tmp/ | grep tmp.
# 临时目录应该被正确清理

相关文件

  • install.sh 第 101 行

引用

原始代码位置:

trap 'rm -rf "$tmp_dir"' EXIT INT TERM HUP


💡 You can make Copilot smarter by setting up custom instructions, customizing its development environment and configuring Model Context Protocol (MCP) servers. Learn more Copilot coding agent tips in the docs.

Copilot AI self-assigned this Nov 15, 2025
Copilot stopped work on behalf of yanhao98 due to an error November 15, 2025 12:07
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