Avoid possible null pointer dereferenceoriginal-cpp

This line dereferenced the beginning of a string to read a single char,
but it needed a check to make sure there was at least one char to read
in the string.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 4937f0d..64ac80e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -39,7 +39,7 @@ static HttpResponse serve_from_filesystem(const HttpRequest& request)
 
 	// Remove leading slash from the path if it exists
 	std::string relative_request_path = request.uri();
-	while (*relative_request_path.begin() == '/')
+	while (relative_request_path.length() > 0 && *relative_request_path.begin() == '/')
 		relative_request_path.erase(0, 1);
 
 	fs::path request_path = fs::current_path() / relative_request_path;