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// Copyright 2017 The Abseil Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "absl/strings/internal/str_format/output.h"
#include <errno.h>
#include <cstring>
namespace absl {
namespace str_format_internal {
void BufferRawSink::Write(string_view v) {
size_t to_write = std::min(v.size(), size_);
std::memcpy(buffer_, v.data(), to_write);
buffer_ += to_write;
size_ -= to_write;
total_written_ += v.size();
}
void FILERawSink::Write(string_view v) {
while (!v.empty() && !error_) {
if (size_t result = std::fwrite(v.data(), 1, v.size(), output_)) {
// Some progress was made.
count_ += result;
v.remove_prefix(result);
} else {
// Some error occurred.
if (errno != EINTR) {
error_ = errno;
}
}
}
}
} // namespace str_format_internal
} // namespace absl
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