6d767e2a65
.do files should never modify $1, and should write to *either* $3 or stdout, but not both. If they write to both, it's probably because they forgot to redirect stdout to stderr, a very easy mistake to make but a hard one to detect. Now redo detects it for you and prints an informative message.
5 lines
183 B
Text
5 lines
183 B
Text
# this shouldn't be allowed; stdout is connected to $3 already, so if we
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# replace it *and* write to stdout, we're probably confused.
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echo hello world
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rm -f $3
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echo goodbye world >$3
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