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add alternate file size seek to Rom::LoadFromFile

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scawful
2024-08-07 15:07:03 -04:00
parent 341df470d1
commit 535e7eccda
1 changed files with 7 additions and 2 deletions
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9
src/app/rom.cc
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@@ -159,8 +159,13 @@ absl::Status Rom::LoadFromFile(const std::string& filename, bool z3_load) {
try {
size_ = std::filesystem::file_size(filename_);
} catch (const std::filesystem::filesystem_error& e) {
return absl::InternalError(
absl::StrCat("Could not get file size: ", filename_, " - ", e.what()));
// Try to get the file size from the open file stream
file.seekg(0, std::ios::end);
if (!file) {
return absl::InternalError(absl::StrCat(
"Could not get file size: ", filename_, " - ", e.what()));
}
size_ = file.tellg();
}
rom_data_.resize(size_);