23 lines
691 B
C++
23 lines
691 B
C++
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#include "serdes_utils.h"
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#include <fcntl.h>
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#include <unistd.h>
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#include "vtr_error.h"
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#include "kj/filesystem.h"
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void writeMessageToFile(const std::string& file, ::capnp::MessageBuilder* builder) {
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try {
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auto fs = kj::newDiskFilesystem();
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auto path = fs->getCurrentPath().evalNative(file);
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const auto& dir = fs->getRoot();
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auto f = dir.openFile(path, kj::WriteMode::CREATE | kj::WriteMode::MODIFY);
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f->truncate(0);
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auto f_app = kj::newFileAppender(std::move(f));
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capnp::writeMessage(*f_app, *builder);
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} catch (kj::Exception& e) {
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throw vtr::VtrError(e.getDescription().cStr(), e.getFile(), e.getLine());
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}
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}
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