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fall back to slower stat filesize if optimized filesize fails #55641

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merged 8 commits into from
Sep 23, 2024
Merged

fall back to slower stat filesize if optimized filesize fails #55641

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dcee8f5
fall back to slower stat filesize if optimized filesize fails
IanButterworth Aug 30, 2024
0d691e5
fix
IanButterworth Aug 31, 2024
984f884
Update iostream.jl
IanButterworth Aug 31, 2024
bc0c3d9
if non-regular file skip trying to grow since we know that will fail …
IanButterworth Sep 4, 2024
30c3721
address review
oscardssmith Sep 20, 2024
9d88e65
Merge branch 'master' into ib/filesize_fallback_stat
oscardssmith Sep 21, 2024
69c9a3c
defer the grow! fix to a following PR
IanButterworth Sep 23, 2024
35b1904
Merge branch 'master' into ib/filesize_fallback_stat
IanButterworth Sep 23, 2024
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8 changes: 7 additions & 1 deletion base/iostream.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -228,7 +228,13 @@ function position(s::IOStream)
end

function filesize(s::IOStream)
sz = @_lock_ios s ccall(:ios_filesize, Int64, (Ptr{Cvoid},), s.ios)
sz = try
@_lock_ios s ccall(:ios_filesize, Int64, (Ptr{Cvoid},), s.ios)
catch e
e isa IOError || rethrow()
# if `s` is not seekable `ios_filesize` can fail, so fall back to slower stat method
filesize(stat(s))
end
if sz == -1
err = Libc.errno()
throw(IOError(string("filesize: ", Libc.strerror(err), " for ", s.name), err))
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