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7 lines
165 B
Bash
Executable File
7 lines
165 B
Bash
Executable File
#!/bin/bash
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# 检查包是否已安装
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# 返回 0 表示已安装，非 0 表示未安装
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dpkg -s "$1" 2>/dev/null | grep -q 'Status: install ok installed'
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exit $?
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