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io/FileDescriptor: add Read()/Write() overloads with std::span

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This commit is contained in:
Max Kellermann
2023-09-27 10:46:43 +02:00
committed by Max Kellermann
parent 5fbe5951ab
commit cad35a83fb
7 changed files with 14 additions and 7 deletions
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2
src/system/EventFD.cxx
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@@ -21,7 +21,7 @@ EventFD::Read() noexcept
assert(fd.IsDefined());
eventfd_t value;
return fd.Read(&value, sizeof(value)) == (ssize_t)sizeof(value);
return fd.Read(std::as_writable_bytes(std::span{&value, 1})) == (ssize_t)sizeof(value);
}
void