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Changed sprintf to snprintf #180

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Merged
bmoffatt merged 1 commit into from
Feb 2, 2023
Merged

Changed sprintf to snprintf #180

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2 changes: 1 addition & 1 deletion src/runtime.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -496,7 +496,7 @@ static std::string json_escape(std::string const& in)
// escape and print as unicode codepoint
constexpr int printed_unicode_length = 6; // 4 hex + letter 'u' + \0
std::array<char, printed_unicode_length> buf;
sprintf(buf.data(), "u%04x", ch);
snprintf(buf.data(), buf.size(), "u%04x", ch);
out.append(buf.data(), buf.size() - 1); // add only five, discarding the null terminator.
break;
}
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