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Avoid stat-ing stdlib path if it's unreadable #55992

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Merged
merged 1 commit into from
Oct 5, 2024
Merged

Avoid stat-ing stdlib path if it's unreadable #55992

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15 changes: 11 additions & 4 deletions base/loading.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -3864,10 +3864,17 @@ end

# now check if this file's content hash has changed relative to its source files
if stalecheck
if !samefile(includes[1].filename, modpath) && !samefile(fixup_stdlib_path(includes[1].filename), modpath)
@debug "Rejecting cache file $cachefile because it is for file $(includes[1].filename) not file $modpath"
record_reason(reasons, "wrong source")
return true # cache file was compiled from a different path
if !samefile(includes[1].filename, modpath)
# In certain cases the path rewritten by `fixup_stdlib_path` may
# point to an unreadable directory, make sure we can `stat` the
# file before comparing it with `modpath`.
stdlib_path = fixup_stdlib_path(includes[1].filename)
if !(isreadable(stdlib_path) && samefile(stdlib_path, modpath))
!samefile(fixup_stdlib_path(includes[1].filename), modpath)
@debug "Rejecting cache file $cachefile because it is for file $(includes[1].filename) not file $modpath"
record_reason(reasons, "wrong source")
return true # cache file was compiled from a different path
end
end
for (modkey, req_modkey) in requires
# verify that `require(modkey, name(req_modkey))` ==> `req_modkey`
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