never use /var/folders for TMPDIR on darwin (2.3 backport) #3984
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This doesn't just cause problems for nix-store --serve but also results
in certain build failures. Builds that use unix domain sockets in their
tests often fail because the /var/folders prefix already consumes more
than half of the maximum length of socket paths.
struct sockaddr_un {
sa_family_t sun_family; /* AF_UNIX */
char sun_path[108]; /* Pathname */
};
(cherry picked from commit 4d9db42)
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This fix has been in master since April (#3488) and it's still causing some build failures for users with a single-user installation.
This doesn't just cause problems for nix-store --serve but also results
in certain build failures. Builds that use unix domain sockets in their
tests often fail because the /var/folders prefix already consumes more
than half of the maximum length of socket paths.
(cherry picked from commit 4d9db42)