Merge remote-tracking branch 'lenormf/fix-mmap-size-check'
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commit
b765fb4971
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@ -217,13 +217,12 @@ MappedFile::MappedFile(StringView filename)
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if (st.st_size == 0)
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if (st.st_size == 0)
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return;
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return;
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else if (st.st_size > std::numeric_limits<int>::max())
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throw runtime_error("file is too big");
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data = (const char*)mmap(nullptr, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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data = (const char*)mmap(nullptr, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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if (data == MAP_FAILED)
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if (data == MAP_FAILED)
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throw file_access_error{filename, strerror(errno)};
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throw file_access_error{filename, strerror(errno)};
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if (st.st_size > std::numeric_limits<int>::max())
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throw runtime_error("file is too big");
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}
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}
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MappedFile::~MappedFile()
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MappedFile::~MappedFile()
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