Add the "no-self-update" feature #602
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Intended for distro-packaged builds of rustup. The feature disables "self update" and "self uninstall" commands, erroring out if any of them is invoked explicitly, and silently skipping self-update for "update" even if "--no-self-update" is not specified.
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Timeout in one Windows build (it hung at the start.) |
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Wow, you are on a roll! Thank you. |
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Cf. #597. In addition to blocking
self update, this patch also blocksself uninstall, with the same rationale.