mktemp: only replace last contiguous block of Xs #3586
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Fix a bug in which `mktemp` would replace everything in the template
argument from the first 'X' to the last 'X' with random bytes, instead
of just replacing the last contiguous block of 'X's.
Before this commit,
$ mktemp XXX_XXX
2meCpfM
After this commit,
$ mktemp XXX_XXX
XXX_Rp5
This fixes test cases `suffix2f` and `suffix2d` in
`tests/misc/mktemp.pl` in the GNU coreutils test suite.
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Fix a bug in which
mktempwould replace everything in the templateargument from the first 'X' to the last 'X' with random bytes, instead
of just replacing the last contiguous block of 'X's.
Before this commit,
After this commit,
This fixes test cases
suffix2fandsuffix2dintests/misc/mktemp.plin the GNU coreutils test suite.