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savedir: avoid unlikely undefined behavior
authorPaul Eggert <eggert@cs.ucla.edu>
Sun, 4 Apr 2021 03:14:36 +0000 (20:14 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Sun, 4 Apr 2021 03:15:43 +0000 (20:15 -0700)
commitd985cede39843105de96b1bf91028b6ea8035365
tree55de7096a444b1e80454e38ffb981899dae2616a
parent7969591f9bdb853027199a50b6b760bc5c9cce29
savedir: avoid unlikely undefined behavior

* lib/savedir.c (streamsavedir): Prefer idx_to size_t where
either will do.  Simplify reallocation of entries.
Use xpalloc to reallocate name_space, to avoid some unlikely
integer overflows.
ChangeLog
lib/savedir.c