From 29f0a7808ff470bd20c76b089881c98b3b59e6fc Mon Sep 17 00:00:00 2001 From: andreykproductengine Date: Tue, 16 Apr 2019 21:58:22 +0300 Subject: SL-10930 LLStringUtil pointlessly scan the string --- indra/llcommon/llstring.h | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'indra') diff --git a/indra/llcommon/llstring.h b/indra/llcommon/llstring.h index 30bec3a6f8..b619a9e48c 100644 --- a/indra/llcommon/llstring.h +++ b/indra/llcommon/llstring.h @@ -1735,7 +1735,8 @@ bool LLStringUtilBase::startsWith( const string_type& substr) { if(string.empty() || (substr.empty())) return false; - if(0 == string.find(substr)) return true; + if (substr.length() > string.length()) return false; + if (0 == string.compare(0, substr.length(), substr)) return true; return false; } @@ -1746,9 +1747,11 @@ bool LLStringUtilBase::endsWith( const string_type& substr) { if(string.empty() || (substr.empty())) return false; - std::string::size_type idx = string.rfind(substr); - if(std::string::npos == idx) return false; - return (idx == (string.size() - substr.size())); + size_t sub_len = substr.length(); + size_t str_len = string.length(); + if (sub_len > str_len) return false; + if (0 == string.compare(str_len - sub_len, sub_len, substr)) return true; + return false; } // static -- cgit v1.2.3