Keep preceding 0 in firmware strings

RPCS3 · Apr 18, 2023 · c27c33a · c27c33a
1 parent 3e6a475
commit c27c33a
Showing 1 changed file with 13 additions and 1 deletion.
diff --git a/rpcs3/util/sysinfo.cpp b/rpcs3/util/sysinfo.cpp
@@ -415,13 +415,25 @@ std::string utils::get_firmware_version()
 		version = version.substr(start, end - start);
 
 		// Trim version (e.g. '04.8900' becomes '4.89')
-		const usz trim_start = version.find_first_not_of('0');
+		usz trim_start = version.find_first_not_of('0');
 
 		if (trim_start == umax)
 		{
 			return {};
 		}
 
+		// Keep at least one preceding 0 (e.g. '00.3100' becomes '0.31' instead of '.31')
+		if (version[trim_start] == '.')
+		{
+			if (trim_start == 0)
+			{
+				// Version starts with '.' for some reason
+				return {};
+			}
+
+			trim_start--;
+		}
+
 		const usz dot_pos = version.find_first_of('.', trim_start);
 
 		if (dot_pos == umax)