STINNER Victor <[email protected]> added the comment:
> clearly Jeffrey's PR fixes a real and now reproducible problem so I'm
> declaring victory and have closed this issue now. Thanks everyone!
Well done Jeffrey Kintscher! The test was failing randomly for years, I recall
many bugs and many people complaining, but nobody succeeded to come up with a
fix.
Note: this off-by-one looks magic to me, but I'm happy that it works :-)
/*
* NGROUPS_MAX is defined by POSIX.1 as the maximum
* number of supplimental groups a users can belong to.
* We have to increment it by one because
* getgrouplist() returns both the supplemental groups
* and the primary group, i.e. all of the groups the
* user belongs to.
*/
ngroups = 1 + MAX_GROUPS;
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<https://bugs.python.org/issue35070>
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