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Fix for file overwrite

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This commit is contained in:
Ken Van Hoeylandt 2026-08-09 00:09:44 +02:00
parent 884a008333
commit c5a8c99597
1 changed files with 4 additions and 0 deletions
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4
TactilityKernel/source/properties_file.cpp
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@ -150,6 +150,10 @@ bool save_to_file(const PropertiesFile* file) {
return false; return false;
} }
// rename() may not overwrite an existing destination on some filesystems (e.g. FAT on
// ESP32), so remove it first; this is best-effort and ignored if the path doesn't exist yet.
std::remove(file->path.c_str());
if (std::rename(temp_path.c_str(), file->path.c_str()) != 0) { if (std::rename(temp_path.c_str(), file->path.c_str()) != 0) {
LOG_E(TAG, "Failed to replace %s", file->path.c_str()); LOG_E(TAG, "Failed to replace %s", file->path.c_str());
std::remove(temp_path.c_str()); std::remove(temp_path.c_str());