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由 Alex Riesen 提交于
This introduces a new command-line option: --exit-code. The diff programs will return 1 for differences, return 0 for equality, and something else for errors. Signed-off-by: NAlex Riesen <raa.lkml@gmail.com> Signed-off-by: NJunio C Hamano <junkio@cox.net>
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