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printf(1) bug?


From: Eric Blake
Subject: printf(1) bug?
Date: Mon, 28 May 2007 16:16:00 -0600
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POSIX does not specify what should happen with:

$ /bin/printf %hhu/ 254 255 256

However, since coreutils accepts hh as an extension, should it issue a
warning if the string being printed does not fit in an unsigned char?  Or
should it silently wrap around, and print 0 instead of 256?  Or are we
okay with keeping status quo that the size specifiers must be valid
according to printf(3) rules, but are otherwise ignored?

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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