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head: read_but_last_n_bytes is buggy #7288

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karlmcdowall opened this issue Feb 8, 2025 · 1 comment
Open

head: read_but_last_n_bytes is buggy #7288

karlmcdowall opened this issue Feb 8, 2025 · 1 comment
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@karlmcdowall
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If you run seq 70000 | head -c-2000 you'll see a different output to what the GNU-head outputs.
It's a bug in read_but_last_n_bytes that only shows up with large input files.
I'm planning to fix soon.
karlmcdowall added a commit to karlmcdowall/coreutils that referenced this issue Feb 10, 2025
@karlmcdowall
head: Fix bug printing large non-seekable files
a36b99d 
Fixes issue uutils#7288.
Rewrite logic to print all-but-last-n-bytes in non-seekable
files.
@karlmcdowall karlmcdowall mentioned this issue Feb 10, 2025
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@karlmcdowall
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Fix implemented here #7294

karlmcdowall added a commit to karlmcdowall/coreutils that referenced this issue Feb 11, 2025
@karlmcdowall
head: Fix bug printing large non-seekable files
ad0b20d 
Fixes issue uutils#7288.
Rewrite logic for print-all-but-last-n-bytes in non-seekable
files.
karlmcdowall added a commit to karlmcdowall/coreutils that referenced this issue Feb 11, 2025
@karlmcdowall
head: Fix bug printing large non-seekable files
3baa9ad 
Fixes issue uutils#7288.
Rewrite logic for print-all-but-last-n-bytes in non-seekable
files.
karlmcdowall added a commit to karlmcdowall/coreutils that referenced this issue Feb 11, 2025
@karlmcdowall
head: Fix bug printing large non-seekable files
77b3cfe 
Fixes issue uutils#7288.
Rewrite logic for print-all-but-last-n-bytes in non-seekable
files.
karlmcdowall added a commit to karlmcdowall/coreutils that referenced this issue Feb 12, 2025
@karlmcdowall
head: Fix bug printing large non-seekable files
8b19a95 
Fixes issue uutils#7288.
Rewrite logic for print-all-but-last-n-bytes in non-seekable
files.
sylvestre pushed a commit to karlmcdowall/coreutils that referenced this issue Feb 12, 2025
@karlmcdowall @sylvestre
head: Fix bug printing large non-seekable files
84b42a8 
Fixes issue uutils#7288.
Rewrite logic for print-all-but-last-n-bytes in non-seekable
files.
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@cakebaker @karlmcdowall