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copy: rebreak comment and fix typo

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This commit is contained in:
Yu Watanabe 2024-02-15 10:19:02 +09:00
parent 6854322483
commit 0984c3d021
1 changed files with 8 additions and 7 deletions
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15
src/shared/copy.c
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@ -170,13 +170,14 @@ int copy_bytes_full(
assert(fdt >= 0);
assert(!FLAGS_SET(copy_flags, COPY_LOCK_BSD));
/* Tries to copy bytes from the file descriptor 'fdf' to 'fdt' in the smartest possible way. Copies a maximum
* of 'max_bytes', which may be specified as UINT64_MAX, in which no maximum is applied. Returns negative on
* error, zero if EOF is hit before the bytes limit is hit and positive otherwise. If the copy fails for some
* reason but we read but didn't yet write some data an ret_remains/ret_remains_size is not NULL, then it will
* be initialized with an allocated buffer containing this "remaining" data. Note that these two parameters are
* initialized with a valid buffer only on failure and only if there's actually data already read. Otherwise
* these parameters if non-NULL are set to NULL. */
/* Tries to copy bytes from the file descriptor 'fdf' to 'fdt' in the smartest possible way. Copies a
* maximum of 'max_bytes', which may be specified as UINT64_MAX, in which no maximum is applied.
* Returns negative on error, zero if EOF is hit before the bytes limit is hit and positive
* otherwise. If the copy fails for some reason but we read but didn't yet write some data and
* ret_remains/ret_remains_size is not NULL, then it will be initialized with an allocated buffer
* containing this "remaining" data. Note that these two parameters are initialized with a valid
* buffer only on failure and only if there's actually data already read. Otherwise these parameters
* if non-NULL are set to NULL. */
if (ret_remains)
*ret_remains = NULL;