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Redirect stdout to NUL if the log file can't be opened

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Cameron Gutman
2022-04-16 21:28:28 -05:00
parent 771e34f199
commit 8f011440b4
2 changed files with 6 additions and 2 deletions
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2
GS-IPv6-Forwarder

Submodule GS-IPv6-Forwarder updated: 41ab166b8a...48c0136b9d

6
miss/miss.cpp
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@@ -842,7 +842,11 @@ void ResetLogFile(bool standaloneExe)
MoveFileExA(currentLogFilePath, oldLogFilePath, MOVEFILE_REPLACE_EXISTING);
// Redirect stdout to this new file
freopen(currentLogFilePath, "w", stdout);
if (freopen(currentLogFilePath, "w", stdout) == NULL) {
// If we couldn't create a log file, just redirect stdout to NUL.
// We have to open _something_ or printf() will crash.
freopen("NUL", "w", stdout);
}
}
// Print a log header